Morpheus: Lightweight RTT prediction for performance-aware load balancing.

Nicola Calabretta

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Morpheus: Lightweight RTT prediction for performance-aware load balancing. 2026 108452 182 Future Gener. Comput. Syst. https://doi.org/10.1016/j.future.2026.108452 db/journals/fgcs/fgcs182.html#GiannakopoulosKJCE26 streams/journals/fgcs

Marijn P. G. Rombouts A. K. Tesfa Nicola Calabretta Hybrid Integration of O-band InP SOA array and PLC using PLC/SiN Spot-Size Converter. OFC 2026 1-3 conf/ofc/2026 https://ieeexplore.ieee.org/document/11524694 db/conf/ofc/ofc2026.html#RomboutsTC26 streams/conf/ofc Shiyi Xia C. E. Osornio-Martinez Marijn P. G. Rombouts Henrique Freire Santana Oded Raz S. M. García-Blanco Nicola Calabretta Photonic Integrated Wavelength Distribution Node for Optical Metro-Access Networks. OFC 2026 1-3 conf/ofc/2026 https://ieeexplore.ieee.org/document/11525066 db/conf/ofc/ofc2026.html#XiaORSRGC26 streams/conf/ofc Shiyi Xia Henrique Freire Santana Marijn P. G. Rombouts Elham Khani S. Singh Oded Raz Nicola Calabretta Reinforcement Learning Assisted Control Framework for Self-configuring SOA-Based Optical Metro-Access Networks. OFC 2026 1-3 conf/ofc/2026 https://ieeexplore.ieee.org/document/11524892 db/conf/ofc/ofc2026.html#XiaSRKSRC26 streams/conf/ofc S. Zhang Aref Rasoulzadeh Zali Marijn P. G. Rombouts B. Zheng Nicola Calabretta Eduward Tangdiongga Novel Photonic Integrated Beam Steering Switch for Optical Wireless Data Center Networks. OFC 2026 1-3 conf/ofc/2026 https://ieeexplore.ieee.org/document/11524795 db/conf/ofc/ofc2026.html#ZhangZRZCT26 streams/conf/ofc Boyang Zheng Marijn P. G. Rombouts Robert Palmer Giuseppe Talli Nicola Calabretta Experimental Demonstration of O-Band 4×4x8λ Wavelength Selective Switch at 100Gbps/λ for Data Center Networks. OFC 2026 1-3 conf/ofc/2026 https://ieeexplore.ieee.org/document/11525361 db/conf/ofc/ofc2026.html#ZhengRPTC26 streams/conf/ofc

Fulong Yan Shengjie Guo Yanxian Bi Bitao Pan Xiaotao Guo Jie Zhang 0006 Nicola Calabretta Next Generation Exabit/s Data Center Network Supporting All Optical Circuit and Packet Switching. 136-142 2025 February 63 IEEE Commun. Mag. 2 https://doi.org/10.1109/MCOM.003.2300796 db/journals/cm/cm63.html#YanGBPGZC25 streams/journals/cm

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Key metrics for monitoring performance variability in edge computing applications. 38 2025 December 2025 EURASIP J. Wirel. Commun. Netw. 1 https://doi.org/10.1186/s13638-025-02469-6 db/journals/ejwcn/ejwcn2025.html#GiannakopoulosKJCE25 streams/journals/ejwcn

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos perfCorrelate: Performance variability correlation framework. 107827 2025 170 Future Gener. Comput. Syst. https://doi.org/10.1016/j.future.2025.107827 db/journals/fgcs/fgcs170.html#GiannakopoulosKJCE25 streams/journals/fgcs

Henrique Freire Santana Ali Mefleh Nicola Calabretta Dynamic, low-latency metro-access network architecture for time-sensitive applications using SOA-based optical switching and supervisory channel FPGA control. 995-1005 2025 November 17 J. Opt. Commun. Netw. 11 https://doi.org/10.1364/JOCN.564881 db/journals/jocnet/jocnet17.html#SantanaMC25 streams/journals/jocnet

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Runtime RTT Variability Predictors for Performance-Aware Scheduling in Edge Computing. CIoT 2025 1-8 conf/ciot/2025 https://doi.org/10.1109/CIoT67574.2025.11410133 db/conf/ciot/ciot2025.html#GiannakopoulosKJCE25 streams/conf/ciot Ryosuke Matsumoto Shiyi Xia Zhouyi Hu Boyang Zheng Satoshi Suda Nicola Calabretta Adaptive Digital Compensation of Cascaded SOA Nonlinearities in Metro-Access Networks Without Prior Parameter Knowledge. 1-4 2025 ECOC https://doi.org/10.1109/ECOC66593.2025.11262980 conf/ecoc/2025 db/conf/ecoc/ecoc2025.html#MatsumotoXHZSC25 streams/conf/ecoc Shiyi Xia R. Matsumoto Marijn P. G. Rombouts Henrique Santana Oded Raz Albert Rafel Nicola Calabretta Performance Assessment of $800 \mathrm{G} / \lambda$ Filterless Optical Metroaccess Network with SOA-Based OADM Nodes. 1-4 2025 ECOC https://doi.org/10.1109/ECOC66593.2025.11263233 conf/ecoc/2025 db/conf/ecoc/ecoc2025.html#XiaMRSRRC25 streams/conf/ecoc Boyang Zheng Henrique Freire Santana Denis M. Fatkhiev Nicola Calabretta Transmitter-Aware Fast FFE Coefficients Distribution for PAM4 Links in Sub-Microsecond Optical Switching Networks. 1-4 2025 ECOC https://doi.org/10.1109/ECOC66593.2025.11263207 conf/ecoc/2025 db/conf/ecoc/ecoc2025.html#ZhengSFC25 streams/conf/ecoc Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Performance-Aware Scheduling and Load Balancing for Edge/Cloud Systems. 290-298 2025 IC2E https://doi.org/10.1109/IC2E65552.2025.00047 conf/ic2e/2025 db/conf/ic2e/ic2e2025.html#GiannakopoulosKJCE25 streams/conf/ic2e Ripalta Stabile Desalegn Wolde Feyisa Nicola Calabretta B. Shi Photonic Switching and Computing Using InP Photonic Integration. 1 2025 OFC https://ieeexplore.ieee.org/document/11047052 conf/ofc/2025 db/conf/ofc/ofc2025.html#StabileFCS25 Shiyi Xia C. E. Osornio-Martinez D. B. Bonneville B. Zheng Oded Raz S. M. García-Blanco Nicola Calabretta 800Gbps/λ WDM Metro-Access Network by Novel Photonic Integrated EDWA and SOA-Based WSS Nodes. 1-3 2025 OFC https://ieeexplore.ieee.org/document/11047098 conf/ofc/2025 db/conf/ofc/ofc2025.html#XiaOBZRGC25 Aref Rasoulzadeh Zali Marijn P. G. Rombouts Shiyi Xia Steven Kleijn Luc Augustin Nicola Calabretta Monolithically Integrated Ultra-dense Polarization Insensitive 8x8 InP Switch for Optical Networks. 1-3 2025 OFC https://ieeexplore.ieee.org/document/11046621 conf/ofc/2025 db/conf/ofc/ofc2025.html#ZaliRXKAC25

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Accurate Performance Predictors for Edge Computing Applications. 2025 October abs/2510.20495 CoRR https://doi.org/10.48550/arXiv.2510.20495 db/journals/corr/corr2510.html#abs-2510-20495 streams/journals/corr

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Morpheus: Lightweight RTT Prediction for Performance-Aware Load Balancing. 2025 October abs/2510.20506 CoRR https://doi.org/10.48550/arXiv.2510.20506 db/journals/corr/corr2510.html#abs-2510-20506 streams/journals/corr

Shiyi Xia Zhouyi Hu Marijn P. G. Rombouts Henrique Santana Yu Wang Aref Rasoulzadeh Zali Oded Raz Nicola Calabretta Photonic WDM switches architecture for multi-band optical networks. 18 2024 16 J. Opt. Commun. Netw. 8 https://doi.org/10.1364/jocn.522806 db/journals/jocnet/jocnet16.html#XiaHRSWZRC24

Panagiotis Giannakopoulos Bart van Knippenberg Kishor Chandra Joshi Nicola Calabretta George Exarchakos Resource Variability Telemetry in Edge Computing. 919-924 2024 EuCNC/6G Summit https://doi.org/10.1109/EuCNC/6GSummit60053.2024.10597092 conf/eucnc/2024 db/conf/eucnc/eucnc2024.html#GiannakopoulosKJCE24 streams/conf/eucnc Shiyi Xia Henrique Freire Santana Marijn P. G. Rombouts Yu Wang Aref Rasoulzadeh Zali Mohammad Mukit Zhouyi Hu Oded Raz Nicola Calabretta Photonic WDM Switches for Multi-Band Optical Networks. 1-4 2024 ICTON https://doi.org/10.1109/ICTON62926.2024.10648160 conf/icton/2024 db/conf/icton/icton2024.html#XiaSRWZMHRC24 Carlos Castro Shiyi Xia Antonio Napoli João Pedro 0001 Yesica Rumaldo Nelson Costa Nicola Calabretta Bernhard Spinnler Albert Rafel A Low-Cost Network Architecture Enabled by SOA-Based Filter-less OADMs and Digital Subcarrier Multiplexing. 1-3 2024 OFC https://ieeexplore.ieee.org/document/10526871 conf/ofc/2024 db/conf/ofc/ofc2024.html#CastroXNPRCCSR24 Zhouyi Hu Shiyi Xia Henrique Santana Marijn P. G. Rombouts Bin Shi Nicola Calabretta Flexible Optical Metro-access Networks leveraging SOA-based OADM Nodes and DSCM with Power Loading. 1-3 2024 OFC https://ieeexplore.ieee.org/document/10526645 conf/ofc/2024 db/conf/ofc/ofc2024.html#HuXSRSC24 Marijn P. G. Rombouts Aref Rasoulzadeh Zali Stefanos Andreou Luc Augustin Nicola Calabretta Assessment of an O-band 4x4 InP Monolithic Photonic Switch at 100 Gbit/s PAM-4. 1-4 2024 OFC https://ieeexplore.ieee.org/document/10526820 conf/ofc/2024 db/conf/ofc/ofc2024.html#RomboutsZAAC24 Shiyi Xia Marijn P. G. Rombouts Zhouyi Hu Henrique Freire Santana Elham Khani Nicola Calabretta Performance Assessment of Dynamic Multiband OADM in Metro-Access Network with 100Gbps/λ PAM4. 1-3 2024 ONDM https://doi.org/10.23919/ONDM61578.2024.10582748 conf/ondm/2024 db/conf/ondm/ondm2024.html#XiaRHSKC24

Josep M. Fabrega F. Javier Vilchez Michela Svaluto Moreolo Ricardo Martínez 0001 Andy N. Quispe Cornelio Laia Nadal Ramon Casellas Ricard Vilalta Raúl Muñoz 0001 Christian Neumeyr Seoyoung Lee Jang-Uk Shin Hyun-Do Jung Giordano Mariani Roland Heuvelmans Alberto Gatto 0001 Paola Parolari Pierpaolo Boffi Netsanet M. Tessema Nicola Calabretta David Larrabeiti Juan P. Fernández Palacios Experimental demonstration of a metro area network with terabit-capable sliceable bit-rate-variable transceivers using directly modulated VCSELs and coherent detection. A103-A113 2023 15 JOCN 3 https://doi.org/10.1364/jocn.470434 db/journals/jocnet/jocnet15.html#FabregaVM0CNCVM22

Shaojuan Zhang Rafael Kraemer Xuwei Xue Netsanet M. Tessema Henrique Santana Eduward Tangdiongga Nicola Calabretta Photonic integrated multicast switch-based optical wireless data center network. C54-C62 2023 July 15 J. Opt. Commun. Netw. 7 https://doi.org/10.1364/jocn.484675 db/journals/jocnet/jocnet15.html#ZhangKXTSTC23

Henrique Santana Ali Mefleh Nicola Calabretta SOA-Based Optical Networks with Sub-Microsecond Control Plane for Low-Latency Applications. 1-4 2023 ICTON https://doi.org/10.1109/ICTON59386.2023.10207247 conf/icton/2023 db/conf/icton/icton2023.html#SantanaMC23 Marijn P. G. Rombouts Nicola Calabretta Scalability Assessment of O-band SOA-based Broadcast and Select Switch with 100 Gb/s LWDM Commercial Transceivers. 1-3 2023 OFC https://doi.org/10.23919/OFC49934.2023.10116622 conf/ofc/2023 db/conf/ofc/ofc2023.html#RomboutsC23 Marijn P. G. Rombouts Nicola Calabretta On the Performance of a Fast Optically Switched Network for Machine-Learning Accelerator Clusters. 1-3 2023 OFC https://doi.org/10.23919/OFC49934.2023.10116141 conf/ofc/2023 db/conf/ofc/ofc2023.html#RomboutsC23a Maria Spyropoulou Giannis Kanakis Giorgos Brestas Yuqing Jiao Salim Abdi Zhaowei Chen Desalegn Wolde Feyisa Ripalta Stabile Nicola Calabretta Kevin A. Williams Virginie Nodjiadjim Romain Hersent Agnieszka Konczykowska Muriel Riet Richard Schatz Oskars Ozolins Xiaodan Pang Mahdieh Joharifar Jakub Zverina Martin Zoldák Boaz Atias Paraskevas Bakopoulos Elad Mentovich Hercules Avramopoulos The future of multi-terabit datacenter interconnects based on tight co-integration of photonics and electronics technologies. 1-3 2023 OFC https://doi.org/10.23919/OFC49934.2023.10116407 conf/ofc/2023 db/conf/ofc/ofc2023.html#SpyropoulouKBJA23 Yu Wang Srivathsa Bhat Bin Shi Timo Aalto Nicola Calabretta C- and L-band low polarization sensitive nanosecond 1×2 electro-optic MZI switch on 3-μm thick silicon platform. 1-3 2023 OFC https://doi.org/10.23919/OFC49934.2023.10116918 conf/ofc/2023 db/conf/ofc/ofc2023.html#WangBSAC23 Fulong Yan Chongjin Xie Nicola Calabretta Supporting Bandwidth Guarantee for a Fast Optical Switching Network with Micro Buffer Switching Fabric. 1-3 2023 OFC https://doi.org/10.23919/OFC49934.2023.10117063 conf/ofc/2023 db/conf/ofc/ofc2023.html#YanXC23 Aref Rasoulzadeh Zali Ripalta Stabile Nicola Calabretta Polarization Insensitive Photonic Integrated 1x4 WDM Wavelength Selective Switch for Optical Networks. 1-3 2023 OFC https://doi.org/10.23919/OFC49934.2023.10116201 conf/ofc/2023 db/conf/ofc/ofc2023.html#ZaliSC23

Xuwei Xue Nicola Calabretta Synergistic Switch Control Enabled Optical Data Center Networks. 62-67 2022 60 IEEE Commun. Mag. 3 https://doi.org/10.1109/MCOM.001.2100683 db/journals/cm/cm60.html#XueC22

Xiaotao Guo Xuwei Xue Fulong Yan Bitao Pan Georgios Exarchakos Nicola Calabretta DACON: a reconfigurable application-centric optical network for disaggregated data center infrastructures [Invited]. A69-A80 2022 14 JOCN 1 https://doi.org/10.1364/jocn.438950 db/journals/jocnet/jocnet14.html#GuoXYPEC21

Fulong Yan Chongjin Xie Jie Zhang 0006 Yongqing Xi Zhiping Yao Yang Liu Xingming Lin Jianbo Huang Yu Ce Xuegong Zhang Nicola Calabretta Network traffic characteristics of hyperscale data centers in the era of cloud applications. 736-749 2022 15 JOCN 10 https://doi.org/10.1364/jocn.494291 db/journals/jocnet/jocnet15.html#YanXZXYLLHCZC22

Bin Shi Nicola Calabretta Ripalta Stabile Emulation and modelling of semiconductor optical amplifier-based all-optical photonic integrated deep neural network with arbitrary depth. 34010 2022 June 2 Neuromorph. Comput. Eng. 2 https://doi.org/10.1088/2634-4386/ac8827 db/journals/neuromorphic/neuromorphic2.html#ShiCS22

Xuwei Xue Bitao Pan Xiaotao Guo Nicola Calabretta Flow-Controlled and Clock-Distributed Optical Switch and Control System. 3310-3319 2022 70 IEEE Trans. Commun. 5 https://doi.org/10.1109/TCOMM.2022.3156613 db/journals/tcom/tcom70.html#XuePGC22

Elham Khani Shaahin Hessabi Somayyeh Koohi Fulong Yan Nicola Calabretta HFOS<sub>L</sub>: hyper scale fast optical switch-based data center network with L-level sub-network. 397-411 2022 80 Telecommun. Syst. 3 https://doi.org/10.1007/s11235-022-00905-2 db/journals/telsys/telsys80.html#KhaniHKYC22

Henrique Santana Bitao Pan Rafael Kraemer Kristif Prifti Ali Mefleh Nicola Calabretta Transparent and Fast Reconfigurable Optical Network with Edge Computing Nodes for Beyond 5G applications. 1-6 2022 CSNDSP https://doi.org/10.1109/CSNDSP54353.2022.9907904 conf/csndsp/2022 db/conf/csndsp/csndsp2022.html#SantanaPKPMC22 Josep Maria Fabrega Francisco Javier Vilchez Michela Svaluto Moreolo Ricardo Martínez 0001 Andy N. Quispe Cornelio Laia Nadal Ramon Casellas Ricard Vilalta Raul Muñoz 0001 Christian Neumeyr Seoyoung Lee Jang-Uk Shin Hyun-Do Jung Giordano Mariani Roland Heuvelmans Alberto Gatto 0001 Paola Parolari Pierpaolo Boffi Netsanet M. Tessema Nicola Calabretta David Larrabeiti Juan P. Fernández Palacios Experimental Demonstration of a Metro Area Network with Terabit-capable Sliceable Bitrate Variable Transceiver using Direct Modulated VCSELs and Coherent Detection. 1-3 2022 OFC https://ieeexplore.ieee.org/document/9748625 conf/ofc/2022 db/conf/ofc/ofc2022.html#FabregaVMMQNCVM22 Rafael Kraemer Henrique Santana Shaojuan Zhang Bitao Pan Nicola Calabretta Lossless SOA-based Multi-band OADM Nodes in Metro Networks. 1-4 2022 OECC/PSC https://doi.org/10.23919/OECC/PSC53152.2022.9850111 conf/ps/2022 db/conf/ps/psc2022.html#KraemerSZPC22 Yu Wang Nicola Calabretta Novel Polarization Insensitive Fold-back 40-channels 100 GHz Spacing Planar Echelle Grating for Wavelength Selective Switches. 1-3 2022 OECC/PSC https://doi.org/10.23919/OECC/PSC53152.2022.9850180 conf/ps/2022 db/conf/ps/psc2022.html#WangC22 Aref Rasoulzadeh Zali Ripalta Stabile Nicola Calabretta Fabrication Tolerance Study of Polarization-Independent C-Band Bulk SOA for Active-Passive Photonic Integration. 1-3 2022 OECC/PSC https://doi.org/10.23919/OECC/PSC53152.2022.9850196 conf/ps/2022 db/conf/ps/psc2022.html#ZaliSC22 Shaojuan Zhang Netsanet M. Tessema Xuwei Xue Rafael Kraemer Henrique Santana Eduward Tangdiongga Nicola Calabretta Lossless Photonic Integrated Multicast Switch for Optical Wireless Data Center Network. 1-3 2022 OECC/PSC https://doi.org/10.23919/OECC/PSC53152.2022.9850188 conf/ps/2022 db/conf/ps/psc2022.html#ZhangTXKSTC22

Fulong Yan Hugo Meyer Changshun Yuan Xuwei Xue Bitao Pan Xiaotao Guo Nicola Calabretta Chongjin Xie On the performance investigation of a fast optical switches based optical high performance computing infrastructure. 108349 2021 198 Comput. Networks https://doi.org/10.1016/j.comnet.2021.108349 db/journals/cn/cn198.html#YanMYXPGCX21

Xiaotao Guo Fulong Yan Xuwei Xue Bitao Pan George Exarchakos Nicola Calabretta QoS-aware data center network reconfiguration method based on deep reinforcement learning. 94-107 2021 13 JOCN 5 https://doi.org/10.1364/jocn.413188 db/journals/jocnet/jocnet13.html#GuoYXPEC21

Nikos Terzenidis George Giamougiannis Apostolos Tsakyridis Dimosthenis Spasopoulos Fulong Yan Nicola Calabretta Christos Vagionas Nikos Pleros Performance analysis of a 1024-port Hipoλaos OPS in DCN, HPC, and 5G fronthauling Ethernet applications. 182-192 2021 13 JOCN 7 https://doi.org/10.1364/jocn.420883 db/journals/jocnet/jocnet13.html#TerzenidisGTSYC21

Yong Liu 0038 Huaxi Gu Fulong Yan Nicola Calabretta Highly-Efficient Switch Migration for Controller Load Balancing in Elastic Optical Inter-Datacenter Networks. 2748-2761 2021 39 IEEE J. Sel. Areas Commun. 9 https://doi.org/10.1109/JSAC.2021.3064664 db/journals/jsac/jsac39.html#LiuGYC21

Xiaotao Guo Fernando Agraz Xuwei Xue Bitao Pan Albert Pagès Shaojuan Zhang Georgios Exarchakos Salvatore Spadaro Nicola Calabretta Experimental Demonstration of SDN-enabled Reconfigurable Disaggregated Data Center Infrastructure. 1-4 2021 ECOC https://doi.org/10.1109/ECOC52684.2021.9605888 conf/ecoc/2021 db/conf/ecoc/ecoc2021.html#GuoAXPPZESC21 Xiaotao Guo Xuwei Xue Fulong Yan Bitao Pan Georgios Exarchakos Nicola Calabretta Experimental assessment of traffic prediction assisted data center network reconfiguration method. 1-4 2021 ECOC https://doi.org/10.1109/ECOC52684.2021.9606079 conf/ecoc/2021 db/conf/ecoc/ecoc2021.html#GuoXYPEC21 Bitao Pan Xuwei Xue Fulong Yan Xiaotao Guo Nicola Calabretta Novel Precise Time Synchronization and Distribution for Multilayer Optical Metro and Access Networks. 1-4 2021 ECOC https://doi.org/10.1109/ECOC52684.2021.9606037 conf/ecoc/2021 db/conf/ecoc/ecoc2021.html#PanXYGC21 Xuwei Xue Kristif Prifti Bitao Pan Sai Chen Xiaotao Guo Fulong Yan Shaojuan Zhang Chongjin Xie Nicola Calabretta Experimental Assessments of a Flexible Optical Switch and Control System with Dynamic Bandwidth Allocation. 1-4 2021 ECOC https://doi.org/10.1109/ECOC52684.2021.9606161 conf/ecoc/2021 db/conf/ecoc/ecoc2021.html#XuePPCGYZXC21 Fulong Yan Chongjin Xie Nicola Calabretta Dynamic Buffer Status Based Conflict Free Scheduling for a Fast Optical Switching Network. 1-4 2021 ECOC https://doi.org/10.1109/ECOC52684.2021.9605863 conf/ecoc/2021 db/conf/ecoc/ecoc2021.html#YanXC21 Shaojuan Zhang Xuwei Xue Bitao Pan Xiaotao Guo Eduward Tangdiongga Nicola Calabretta 50Gb/s Optical Wireless Data Center Network Architecture Using SOA-based Wavelength Selector and AWGR. 1-4 2021 ECOC https://doi.org/10.1109/ECOC52684.2021.9606018 conf/ecoc/2021 db/conf/ecoc/ecoc2021.html#ZhangXPGTC21 Nicola Calabretta Xiaotao Guo Georgios Exarchakos Xuwei Xue Bitao Pan Optical Switching for Memory-Disaggregated Datacenters. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489767 conf/ofc/2021 db/conf/ofc/ofc2021.html#CalabrettaGEXP21 Desalegn Wolde Feyisa Bin Shi Barry Smalbrugge Kevin A. Williams Nicola Calabretta Ripalta Stabile 140 Gb/s WDM Data Routing in a Lossless Strictly Non-Blocking SOA-Based Photonic Integrated 8×8 Space Switch. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489946 conf/ofc/2021 db/conf/ofc/ofc2021.html#FeyisaSSWCS21 Xiaotao Guo Xuwei Xue Bitao Pan Yu Wang Shaojuan Zhang Georgios Exarchakos Nicola Calabretta Experimental Demonstration of a Nanoseconds Optical Switch based Disaggregated Data Center Network. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489651 conf/ofc/2021 db/conf/ofc/ofc2021.html#GuoXPWZEC21 Mariangela Rapisarda Alberto Gatto 0001 Paola Parolari Netsanet M. Tessema Nicola Calabretta Christian Neumeyr Pierpaolo Boffi Add-Drop Lossless Switch Node in Multi-Hop Multi-Tb/s Metropolitan Area Networks. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489918 conf/ofc/2021 db/conf/ofc/ofc2021.html#RapisardaGPTCNB21 Yu Wang Netsanet M. Tessema Hyun-Do Jung Jang-Uk Shin Nicola Calabretta Experimental assessment of an ultra-wide band (O to L) polymer thermo-optic switch matrix. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489464 conf/ofc/2021 db/conf/ofc/ofc2021.html#WangTJSC21 Xuwei Xue Bitao Pan Sai Chen Kristif Prifti Xiaotao Guo Fulong Yan Rafael Kraemer Shaojuan Zhang Chongjin Xie Nicola Calabretta Experimental Assessments of Fast Optical Switch and Control System for Data Center Networks. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489828 conf/ofc/2021 db/conf/ofc/ofc2021.html#XuePCPGYKZXC21 Fulong Yan Chongjin Xie Nicola Calabretta Traffic Rate Matrix Decomposition Based Conflict Free Scheduling for a Fast Optical Switching Network. 1-3 2021 OFC https://ieeexplore.ieee.org/document/9489440 conf/ofc/2021 db/conf/ofc/ofc2021.html#YanXC21 Netsanet M. Tessema Giovanni Delrosso Srivathsa Bhat Kristif Prifti Aref Rasoulzadehzali Yu Wang Timo Aalto Ripalta Stabile Nicola Calabretta Wavelength selective photonic integrated switches for ROADM node functionality in ultrahigh capacity metro network. 1-5 2021 ONDM https://doi.org/10.23919/ONDM51796.2021.9492447 conf/ondm/2021 db/conf/ondm/ondm2021.html#TessemaDBPRWASC21

Fulong Yan Xuwei Xue Xiaotao Guo Bitao Pan Jingyan Wang Shaojuan Zhang Elham Khani Gonzalo Guelbenzu Nicola Calabretta Load balance algorithm for an OPSquare datacenter network under real application traffic. 239-250 2020 12 JOCN 8 https://doi.org/10.1364/jocn.394023 db/journals/jocnet/jocnet12.html#YanXGPWZKGC20

Xiaotao Guo Fulong Yan Jingyan Wang George Exarchakos Yuanyuan Peng Xuwei Xue Bitao Pan Nicola Calabretta RDON: a rack-scale disaggregated data center network based on a distributed fast optical switch. 251-263 2020 12 JOCN 8 https://doi.org/10.1364/jocn.394677 db/journals/jocnet/jocnet12.html#GuoYWEPXPC20

Rafael Magalhães Gomes Kraemer Fumi Nakamura Hiroyuki Tsuda Antonio Napoli Nicola Calabretta S-, C- and L-Band Photonic Integrated Wavelength Selective Switch. 1-4 2020 ECOC https://doi.org/10.1109/ECOC48923.2020.9333314 conf/ecoc/2020 db/conf/ecoc/ecoc2020.html#KraemerNTNC20 Bitao Pan Fulong Yan Xiaotao Guo Xuwei Xue Nicola Calabretta On Demand Network Services Deployment in Optical Metro Edge Computing Network Based on User and Application Requests and Infrastructure Telemetry. 1-4 2020 ECOC https://doi.org/10.1109/ECOC48923.2020.9333149 conf/ecoc/2020 db/conf/ecoc/ecoc2020.html#PanYGXC20 Netsanet M. Tessema Giovanni Delrosso Srivathsa Bhat Kristif Prifti Aref Rasoulzadehzali Ripalta Stabile Nicola Calabretta Modularly and Hybrid Integrated SiPh/InP Wavelength Blocker Switch for Metro Networks. 1-4 2020 ECOC https://doi.org/10.1109/ECOC48923.2020.9333290 conf/ecoc/2020 db/conf/ecoc/ecoc2020.html#TessemaDBPRSC20 Xuwei Xue Bitao Pan Fernando Agraz Albert Pagès Xiaotao Guo Fulong Yan Salvatore Spadaro Nicola Calabretta SDN-Enabled Reconfigurable Optical Data Center Network with Automatic Network Slicing to Provision Dynamic QoS. 1-4 2020 ECOC https://doi.org/10.1109/ECOC48923.2020.9333213 conf/ecoc/2020 db/conf/ecoc/ecoc2020.html#XuePAPGYSC20 Fulong Yan Shiwei Liu 0003 Nicola Calabretta Network Performance Optimization with Real Time Traffic Prediction in Data Center Network. 1-4 2020 ECOC https://doi.org/10.1109/ECOC48923.2020.9333381 conf/ecoc/2020 db/conf/ecoc/ecoc2020.html#YanLC20 Shaojuan Zhang Rafael Kraemer Bitao Pan Xuwei Xue Kristif Prifti Fulong Yan Xiaotao Guo Eduward Tangdiongga Nicola Calabretta Experimental Assessment of a Novel Optical Wireless Data Center Network Architecture. 1-4 2020 ECOC https://doi.org/10.1109/ECOC48923.2020.9333140 conf/ecoc/2020 db/conf/ecoc/ecoc2020.html#ZhangKPXPYGTC20 Rafael Magalhães Gomes Kraemer Fumi Nakamura Yu Wang Hiroyuki Tsuda Nicola Calabretta High Extinction Ratio and Low Crosstalk C and L-Band Photonic Integrated Wavelength Selective Switching. 1-4 2020 ICTON https://doi.org/10.1109/ICTON51198.2020.9203210 conf/icton/2020 db/conf/icton/icton2020.html#KraemerNWTC20 M. Mamun S. Mukit Ripalta Stabile Nicola Calabretta Polarisation Independent Broadband Titanium Dioxide Photonic Integrated Circuits for Datacom and Telecom Optical Networks. 1-4 2020 ICTON https://doi.org/10.1109/ICTON51198.2020.9203202 conf/icton/2020 db/conf/icton/icton2020.html#MamunMSC20 Netsanet M. Tessema Kristif Prifti Aref Rasoulzadehzali Srivathsa Bhat Giovanni Delrosso Ripalta Stabile Nicola Calabretta Modularly Integrated Photonic Switches for Metro Core and Access Network for 5G Applications. 1-4 2020 ICTON https://doi.org/10.1109/ICTON51198.2020.9203065 conf/icton/2020 db/conf/icton/icton2020.html#TessemaPRBDSC20 Aref Rasoulzadeh Zali Ripalta Stabile Nicola Calabretta Low Polarization Dependent MQW Semiconductor Optical Amplifier with Tensile-Strained-Barrier Design for Optical Datacom and Telecom Networks. 1-4 2020 ICTON https://doi.org/10.1109/ICTON51198.2020.9203186 conf/icton/2020 db/conf/icton/icton2020.html#ZaliSC20 Xiaotao Guo Fulong Yan George Exarchakos Xuwei Xue Bitao Pan Nicola Calabretta On the Workload Deployment, Resource Utilization and Operational Cost of Fast Optical Switch Based Rack-Scale Disaggregated Data Center Network. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083094 conf/ofc/2020 db/conf/ofc/ofc2020.html#GuoYEXPC20 Bitao Pan Xuwei Xue Fu Wang Eduardo Magalhães Roberto Morro Emilio Riccardi Nicola Calabretta Disaggregated, Sliceable and Load-Aware Optical Metro Access Network for 5G Applications and Service Distribution in Edge Computing. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083377 conf/ofc/2020 db/conf/ofc/ofc2020.html#PanXWMMRC30 Bitao Pan Xuwei Xue Fulong Yan Fu Wang Eduardo Magalhães Nicola Calabretta SDN Controlled Edge Computing Metro Access Network with Network Slicing and Load-Aware End-to-End Service Protection for 5G Applications. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083064 conf/ofc/2020 db/conf/ofc/ofc2020.html#PanXYWMC30 Kristif Prifti Rui Santos Janguk Shin Hongju Kim Netsanet M. Tessema Patty Stabile Steven Kleijn Luc Augustin HyunDo Jung Sangho Park Yongsoon Baek Sungkyu Hyun Nicola Calabretta All-Optical Cross-Connect Switch for Data Center Network Application. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083415 conf/ofc/2020 db/conf/ofc/ofc2020.html#PriftiSSKTSKAJP30 Bin Shi Kristif Prifti Eduardo Magalhães Nicola Calabretta Ripalta Stabile Lossless Monolithically Integrated Photonic InP Neuron for All-Optical Computation. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083438 conf/ofc/2020 db/conf/ofc/ofc2020.html#ShiPMCS30 Ripalta Stabile Nicola Calabretta Bin Shi Large-Scale Photonic Integrated Cross-Connects for Optical Communication and Computation. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083474 conf/ofc/2020 db/conf/ofc/ofc2020.html#StabileCS30 Xuwei Xue Fumi Nakamura Kristif Prifti Bitao Pan Fulong Yan Fu Wang Xiaotao Guo Hiroyuki Tsuda Nicola Calabretta Experimental Assessments of a Flexible Optical Data Center Network Based on Integrated Wavelength Selective Switch. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083446 conf/ofc/2020 db/conf/ofc/ofc2020.html#XueNPPYWGTC30 Fulong Yan Elham Kahan Xiaotao Guo Fu Wang Bitao Pan Xuwei Xue Shaojuan Zhang Nicola Calabretta FOSphere: A Scalable and Modular Low Radix Fast Optical Switch Based Data Center Network. 1-3 2020 OFC https://ieeexplore.ieee.org/document/9083664 conf/ofc/2020 db/conf/ofc/ofc2020.html#YanKGWPXZC30 Fu Wang Fulong Yan Xuwei Xue Bo Liu 0020 Lijia Zhang Qi Zhang 0043 Xiangjun Xin 0001 Nicola Calabretta Traffic Load Balancing based on Probabilistic Routing in Data Center Networks. 1-3 2020 ONDM https://doi.org/10.23919/ONDM48393.2020.9133002 conf/ondm/2020 db/conf/ondm/ondm2020.html#WangYXLZZ0C20 Fulong Yan Xiaotao Guo Bitao Pan Xuwei Xue Shaojuan Zhang Nicola Calabretta LPB: A Novel Load Balance Algorithm for OPSquare DCN under Real Application Traffics. 1-3 2020 ONDM https://doi.org/10.23919/ONDM48393.2020.9133006 conf/ondm/2020 db/conf/ondm/ondm2020.html#YanGPXZC20

Xuwei Xue Fu Wang Fernando Agraz Albert Pagès Bitao Pan Fulong Yan Xiaotao Guo Salvatore Spadaro Nicola Calabretta SDN-controlled and Orchestrated OPSquare DCN Enabling Automatic Network Slicing with Differentiated QoS Provisioning. 2020 abs/2001.08172 CoRR https://arxiv.org/abs/2001.08172 db/journals/corr/corr2001.html#abs-2001-08172

Bitao Pan Fulong Yan Xuwei Xue Eduardo Magelhães Nicola Calabretta Performance assessment of a fast optical add-drop multiplexer-based metro access network with edge computing. 636-646 2019 11 JOCN 12 https://doi.org/10.1364/jocn.11.000636 db/journals/jocnet/jocnet11.html#PanYXMC19

Xuwei Xue Kristif Prifti Fu Wang Fulong Yan Bitao Pan Xiaotao Guo Nicola Calabretta SDN-Enabled Reconfigurable Optical Data Center Networks Based on Nanoseconds WDM Photonics Integrated Switches. 1-4 2019 ICTON https://doi.org/10.1109/ICTON.2019.8840293 conf/icton/2019 db/conf/icton/icton2019.html#XuePWYPGC19 Simone Cardarelli Nicola Calabretta S. Koelling Ripalta Stabile Kevin A. Williams Electro-Optic Device in InP for Wide Angle of Arrival Detection in Optical Wireless Communication. 1-3 2019 OFC https://ieeexplore.ieee.org/document/8696527 conf/ofc/2019 db/conf/ofc/ofc2019.html#CardarelliCKSW19 Xiaotao Guo Fulong Yan Xuwei Xue George Exarchakos Nicola Calabretta Performance Assessment of a Novel Rack-Scale Disaggregated Data Center with Fast Optical Switch. 1-3 2019 OFC https://ieeexplore.ieee.org/document/8696758 conf/ofc/2019 db/conf/ofc/ofc2019.html#GuoYXEC19 Kristif Prifti Anas Gasser Netsanet M. Tessema Xuwei Xue Ripalta Stabile Nicola Calabretta System Performance Evaluation of a Nanoseconds Modular Photonic Integrated WDM WSS for Optical Data Center Networks. 1-3 2019 OFC https://ieeexplore.ieee.org/document/8696968 conf/ofc/2019 db/conf/ofc/ofc2019.html#PriftiGTXSC19 Xuwei Xue Fu Wang Fernando Agraz Albert Pagès Bitao Pan Fulong Yan Salvatore Spadaro Nicola Calabretta Experimental Assessment of SDN-Enabled Reconfigurable OPSquare Data Center Networks with QoS Guarantees. 1-3 2019 OFC https://ieeexplore.ieee.org/document/8696616 conf/ofc/2019 db/conf/ofc/ofc2019.html#XueWAPPYSC19 Elham Khani Fulong Yan Xiaotao Guo Nicola Calabretta Theoretical Analysis on Multiple Layer Fast Optical Switch Based Data Center Network Architecture. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8817855 conf/ps/2019 db/conf/ps/psc2019.html#KhaniYGC19 Michela Svaluto Moreolo Ricardo Martínez 0001 Laia Nadal Josep Maria Fabrega Netsanet M. Tessema Nicola Calabretta Ripalta Stabile Paola Parolari Alberto Gatto 0001 Pierpaolo Boffi Gabriel Otero 0001 David Larrabeiti José Alberto Hernández 0001 Pedro Reviriego Juan Pedro Fernández-Palacios Víctor López 0001 Giovanni Delrosso Christian Neumeyr Karen Solis-Trapala G. Parladori G. Gasparini Spectrum/Space Switching and Multi-Terabit Transmission in Agile Optical Metro Networks. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8818018 conf/ps/2019 db/conf/ps/psc2019.html#MoreoloMNFTCSPG19 Bitao Pan Eduardo Magalhães F. Wang Xuwei Xue Nicola Calabretta Experimental Assessment of SDN Controlled Metro Access Network with Network Slicing and Edge Computing under 5G Applications. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8818041 conf/ps/2019 db/conf/ps/psc2019.html#PanMWXC19 Bitao Pan Fulong Yan Xuwei Xue Eduardo Magelhães Nicola Calabretta Latency Study of Fast Optical Add-Drop Multiplexer Based Metro Access Network with Edge Computing for 5G Applications. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8818094 conf/ps/2019 db/conf/ps/psc2019.html#PanYXMC19 Bin Shi Nicola Calabretta Ripalta Stabile Image Classification with a 3-Layer SOA-Based Photonic Integrated Neural Network. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8817694 conf/ps/2019 db/conf/ps/psc2019.html#ShiCS19 Netsanet M. Tessema Bitao Pan Xuwei Xue F. Wang Kristif Prifti Eduardo Magelhães Ripalta Stabile Nicola Calabretta SDN enabled dynamically re-configurable low-cost ROADM nodes for metro networks. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8818148 conf/ps/2019 db/conf/ps/psc2019.html#TessemaPXWPMSC19 Xuwei Xue Kristif Prifti Bitao Pan Fulong Yan Xiaotao Guo Nicola Calabretta Fast Dynamic Control of Optical Data Center Networks Based on Nanoseconds WDM Photonics Integrated Switches. 1-3 2019 OECC/PSC https://doi.org/10.23919/PS.2019.8817870 conf/ps/2019 db/conf/ps/psc2019.html#XuePPYGC19

Hugo Meyer José Carlos Sancho Milica Mrdakovic Wang Miao Nicola Calabretta Optical packet switching in HPC. An analysis of applications performance. 606-616 2018 82 Future Gener. Comput. Syst. https://doi.org/10.1016/j.future.2017.02.041 db/journals/fgcs/fgcs82.html#MeyerSMMC18

Fulong Yan Xuwei Xue Nicola Calabretta HiFOST: A Scalable and Low-Latency Hybrid Data Center Network Architecture Based on Flow-Controlled Fast Optical Switches. B1-B14 2018 10 JOCN 7 https://doi.org/10.1364/jocn.10.0000b1 https://www.wikidata.org/entity/Q129811946 db/journals/jocnet/jocnet10.html#YanXC18

Koteswararao Kondepu Chris Jackson Yanni Ou Arash Beldachi Albert Pagès Fernando Agraz Francesca Moscatelli Wang Miao Valerija Kamchevska Nicola Calabretta Giada Landi Salvatore Spadaro Shuangyi Yan Dimitra Simeonidou Reza Nejabati Fully SDN-Enabled All-Optical Architecture for Data Center Virtualization with Time and Space Multiplexing. B90-B101 2018 10 JOCN 7 https://doi.org/10.1364/jocn.10.000b90 db/journals/jocnet/jocnet10.html#KondepuJOBPAMMK18

Bitao Pan Fulong Yan Xuwei Xue Nicola Calabretta Performance Assessment of Metro Networks Based on Fast Optical Add-Drop Multiplexers Under 5G Traffic Applications. 1-3 2018 ECOC https://doi.org/10.1109/ECOC.2018.8535139 conf/ecoc/2018 db/conf/ecoc/ecoc2018.html#PanYXC18 Netsanet M. Tessema Kristif Prifti Bitao Pan Ripalta Stabile Nicola Calabretta A Novel Modular ROADM Node with Traffic Aggregation/Disaggregation for Ultra-High Capacity SDM Metro Networks. 1-3 2018 ECOC https://doi.org/10.1109/ECOC.2018.8535441 conf/ecoc/2018 db/conf/ecoc/ecoc2018.html#TessemaPPSC18 Xuwei Xue Fulong Yan Bitao Pan Nicola Calabretta Flexibility Assessment of the Reconfigurable OPSquare for Virtualized Data Center Networks Under Realistic Traffics. 1-3 2018 ECOC https://doi.org/10.1109/ECOC.2018.8535451 conf/ecoc/2018 db/conf/ecoc/ecoc2018.html#XueYPC18 Fulong Yan Xuwei Xue Bitao Pan Xiaotao Guo Nicola Calabretta FOScube: a Scalable Data Center Network Architecture Based on Multiple Parallel Networks and Fast Optical Switches. 1-3 2018 ECOC https://doi.org/10.1109/ECOC.2018.8535223 conf/ecoc/2018 db/conf/ecoc/ecoc2018.html#YanXPGC18 Idelfonso Tafur Monroy Thiago R. Raddo Simon Rommel Chigo Okonkwo Nicola Calabretta Ulf Johannsen Gijs Dubbelman Jesse Scholtes Ben Rutten Testing Facilities for End-to-End Test of Vertical Applications Enabled by 5G Networks: Eindhoven 5G Brainport Testbed. 1-5 2018 ICTON https://doi.org/10.1109/ICTON.2018.8473880 conf/icton/2018 db/conf/icton/icton2018.html#MonroyRROCJDSR18 Xuwei Xue Fulong Yan Bitao Pan Nicola Calabretta Performance Assessment of OPSquare Data Center Network with Elastic Allocation of WDM Transceivers. 1-4 2018 ICTON https://doi.org/10.1109/ICTON.2018.8473606 conf/icton/2018 db/conf/icton/icton2018.html#XueYPC18 Fulong Yan Gonzalo Guelbenzu Nicola Calabretta A Novel Scalable and Low Latency Hybrid Data Center Network Architecture Based on Flow Controlled Fast Optical Switches. 1-3 2018 OFC https://ieeexplore.ieee.org/document/8386076 conf/ofc/2018 db/conf/ofc/ofc2018.html#YanGC18 Jun Luo 0013 Harm J. S. Dorren Nicola Calabretta WDM Optical Interconnect Enabled By Optical Frequency Comb Based on Dual-Drive Modulator. 1-3 2018 PSC https://doi.org/10.1109/PS.2018.8751377 conf/ps/2018 db/conf/ps/psc2018.html#LuoDC18 Rafael Montero Nicola Calabretta Fernando Agraz Albert Pagès Salvatore Spadaro SDN-controlled and Orchestrated OPSquare DC Architecture enabling Network Slice Deployment with QoS guarantees. 1-3 2018 PSC https://doi.org/10.1109/PS.2018.8751416 conf/ps/2018 db/conf/ps/psc2018.html#MonteroCAPS18 Kristif Prifti Netsanet M. Tessema Ripalta Stabile Nicola Calabretta Performance assessment of a nanoseconds and modular Photonic Integrated Wavelength Selective Switch for Optical Data Centre Networks. 1-3 2018 PSC https://doi.org/10.1109/PS.2018.8751466 conf/ps/2018 db/conf/ps/psc2018.html#PriftiTSC18 Bin Shi Nicola Calabretta Darius Bunandar Dirk R. Englund Ripalta Stabile WDM Weighted Sum in an 8x8 SOA-Based InP Cross-Connect for Photonic Deep Neural Networks. 1-3 2018 PSC https://doi.org/10.1109/PS.2018.8751338 conf/ps/2018 db/conf/ps/psc2018.html#ShiCBES18 Fulong Yan Hugo Meyer Bitao Pan Xuwei Xue Xiaotao Guo Nicola Calabretta Performance Assessment of a Novel HPC Network Architecture Based on Fast Optical Switches with HPC Application Traffics. 1-3 2018 PSC https://doi.org/10.1109/PS.2018.8751295 conf/ps/2018 db/conf/ps/psc2018.html#YanMPXGC18

Gonzalo Guelbenzu Nicola Calabretta Oded Raz Towards standardization of compact data center switches. 72-75 2017 3 ICT Express 2 https://doi.org/10.1016/j.icte.2017.05.003 db/journals/ict-express/ict-express3.html#GuelbenzuCR17

Fulong Yan Wang Miao Oded Raz Nicola Calabretta OPSquare: A Flat DCN Architecture Based on Flow-Controlled Optical Packet Switches. 291-303 2017 9 JOCN 4 https://doi.org/10.1364/jocn.9.000291 db/journals/jocnet/jocnet9.html#YanMRC17

Chris Jackson Koteswararao Kondepu Yanni Ou Arash Beldachi Albert Pagès Cruz Fernando Agraz Francesca Moscatelli Wang Miao Valerija Kamchevska Nicola Calabretta Giada Landi Salvatore Spadaro Reza Nejabati Dimitra Simeonidou COSIGN: A Complete SDN Enabled All-Optical Architecture for Data Centre Virtualisation with Time and Space Multiplexing. 1-3 2017 ECOC https://doi.org/10.1109/ECOC.2017.8346191 conf/ecoc/2017 db/conf/ecoc/ecoc2017.html#JacksonKOBCAMMK17 Ketemaw Addis Mekonnen Zizheng Cao Nicola Calabretta Eduward Tangdiongga Antonius M. J. Koonen 50 Gb/s Indoor Optical Wireless Communication Equipped with Millimeter-wave Backup System and Localization and Tracking. 1-3 2017 ECOC https://doi.org/10.1109/ECOC.2017.8346060 conf/ecoc/2017 db/conf/ecoc/ecoc2017.html#MekonnenCCTK17 Nicola Calabretta Fulong Yan Wang Miao OPSquare: Towards petabit/s optical data center networks based on WDM cross-connect switches with flow control. 1-4 2017 ICTON https://doi.org/10.1109/ICTON.2017.8024740 conf/icton/2017 db/conf/icton/icton2017.html#CalabrettaYM17 Nicola Calabretta Wang Miao Ketemaw Addis Mekonnen Kristif Prifti Kevin A. Williams Monolithically integrated WDM cross-connect switch for high-performance optical data center networks. 1-3 2017 OFC https://ieeexplore.ieee.org/document/7937242 conf/ofc/2017 db/conf/ofc/ofc2017.html#CalabrettaMMPW17 Ketemaw Addis Mekonnen C. W. Oh J. H. C. van Zantvoort Nicola Calabretta Eduward Tangdiongga Antonius M. J. Koonen Over 40 Gb/s dynamic bidirectional all-optical indoor wireless communication using photonic integrated circuits. 1-3 2017 OFC https://ieeexplore.ieee.org/document/7937192 conf/ofc/2017 db/conf/ofc/ofc2017.html#MekonnenOZCTK17 Hugo Meyer José Carlos Sancho Milica Mrdakovic Shuping Peng 0001 Dimitra Simeonidou Wang Miao Nicola Calabretta Scaling architecture-on-demand based optical networks. 10:1-10:10 2016 ICDCN https://doi.org/10.1145/2833312.2833453 conf/icdcn/2016 db/conf/icdcn/icdcn2016.html#MeyerSMPSMC16 Nicola Calabretta Wang Miao Huug de Waardt High optical label switching add-drop multiplexer nodes with nanoseconds latency for 5G metro/access networks. 1-4 2016 ICTON https://doi.org/10.1109/ICTON.2016.7550541 conf/icton/2016 db/conf/icton/icton2016.html#CalabrettaMW16 Nicola Calabretta Wang Miao Kevin A. Williams Nanoseconds wavelength and space optical cross-connect switches for high performance optical networks. 1-4 2016 ICTON https://doi.org/10.1109/ICTON.2016.7550376 conf/icton/2016 db/conf/icton/icton2016.html#CalabrettaMW16a Wang Miao Huug de Waardt Nicola Calabretta Optical label switching based add-drop multiplexer for low latency and high performance metro networks. 1-3 2016 OFC https://ieeexplore.ieee.org/document/7537260 conf/ofc/2016 db/conf/ofc/ofc2016.html#MiaoWC16 Wang Miao Fulong Yan Oded Raz Nicola Calabretta OPSquare: Assessment of a novel flat optical data center network architecture under realistic data center traffic. 1-3 2016 OFC https://ieeexplore.ieee.org/document/7537671 conf/ofc/2016 db/conf/ofc/ofc2016.html#MiaoYRC16 Oded Raz Gonzalo Guelbenzu Teng Li Chenhui Li Wang Miao Fulong Yan Harm J. S. Dorren Patty Stabile Nicola Calabretta Optical solutions for the challenges of mega-size data center networks. 1-3 2016 OFC https://ieeexplore.ieee.org/document/7537672 conf/ofc/2016 db/conf/ofc/ofc2016.html#RazGLLMYDSC16 Xiu Zheng Oded Raz Nicola Calabretta Rongguo Lu Yong Liu Error-free all-optical wavelength multicasting at 40 Gb/s on a compact InP-based chip. 1-3 2016 OFC https://ieeexplore.ieee.org/document/7537297 conf/ofc/2016 db/conf/ofc/ofc2016.html#ZhengRCLL16

Wang Miao Fernando Agraz Shuping Peng 0001 Salvatore Spadaro Giacomo Bernini Jordi Perelló Georgios Zervas Reza Nejabati Nicola Ciulli Dimitra Simeonidou Harm J. S. Dorren Nicola Calabretta SDN-Enabled OPS With QoS Guarantee for Reconfigurable Virtual Data Center Networks. 634-643 2015 7 JOCN 7 https://doi.org/10.1364/jocn.7.000634 db/journals/jocnet/jocnet7.html#MiaoA0SBPZNCSDC15

Nicola Calabretta Kevin A. Williams Harm J. S. Dorren Monolithically integrated WDM cross-connect switch for nanoseconds wavelength, space, and time switching. 1-3 2015 ECOC https://doi.org/10.1109/ECOC.2015.7341615 conf/ecoc/2015 db/conf/ecoc/ecoc2015.html#CalabrettaWD15 Wang Miao Fulong Yan Harm J. S. Dorren Nicola Calabretta Petabit/s data center network architecture with sub-microseconds latency based on fast optical switches. 1-3 2015 ECOC https://doi.org/10.1109/ECOC.2015.7341958 conf/ecoc/2015 db/conf/ecoc/ecoc2015.html#MiaoYDC15 George M. Saridis Shuping Peng 0001 Yan Yan 0019 Alejandro Aguado Bingli Guo Murat Arslan Chris Jackson Wang Miao Nicola Calabretta Fernando Agraz Salvatore Spadaro Giacomo Bernini Nicola Ciulli Georgios Zervas Reza Nejabati Dimitra Simeonidou LIGHTNESS: A deeply-programmable SDN-enabled data centre network with OCS/OPS multicast/unicast switch-over. 1-3 2015 ECOC https://doi.org/10.1109/ECOC.2015.7341690 https://www.wikidata.org/entity/Q60203104 conf/ecoc/2015 db/conf/ecoc/ecoc2015.html#SaridisPYAGAJMC15 Nicola Calabretta Wang Miao Harm J. S. Dorren High performance SDN enabled flat data center network architecture based on scalable and flow-controlled optical switching system. 1-4 2015 ICTON https://doi.org/10.1109/ICTON.2015.7193448 conf/icton/2015 db/conf/icton/icton2015.html#CalabrettaMD15 Hugo Meyer José Carlos Sancho Wang Miao Harm J. S. Dorren Nicola Calabretta Montse Farreras Performance evaluation of Optical Packet Switches on high performance applications. 356-363 2015 HPCS https://doi.org/10.1109/HPCSim.2015.7237062 conf/ieeehpcs/2015 db/conf/ieeehpcs/ieeehpcs2015.html#MeyerSMDCF15 Bingli Guo Shuping Peng 0001 Chris Jackson Yan Yan 0019 Y. Shu Wang Miao Harm J. S. Dorren Nicola Calabretta Fernando Agraz Jordi Perelló Salvatore Spadaro Giacomo Bernini R. Monno Nicola Ciulli Reza Nejabati Georgios Zervas Dimitra Simeonidou SDN-enabled programmable optical packet/circuit switched intra data centre network. 1-3 2015 OFC https://doi.org/10.1364/OFC.2015.Th4G.5 conf/ofc/2015 db/conf/ofc/ofc2015.html#GuoPJYSMDCAPSBM15 Wang Miao Fernando Agraz Huug de Waardt Salvatore Spadaro Harm J. S. Dorren Nicola Calabretta 1.3µm SDN-enabled optical packet switch architecture for high performance and programmable data center network. 1-3 2015 OFC https://ieeexplore.ieee.org/document/7121678 conf/ofc/2015 db/conf/ofc/ofc2015.html#MiaoAWSDC15 Ripalta Stabile Nicola Calabretta Kevin A. Williams Harm J. S. Dorren Sixteen-channel monolithically integrated InP wavelength selector based on a chain of passband-flattened cyclic AWG and optical switches. 1-3 2015 OFC https://doi.org/10.1364/OFC.2015.Th4E.7 conf/ofc/2015 db/conf/ofc/ofc2015.html#StabileCWD15 Dries Van Thourhout Martijn Tassaert Peter De Heyn Oded Raz Nicola Calabretta Harm J. S. Dorren Gunther Roelkens Photonic subsystems for optical packet/burst switches based on heterogeneous SOI and III-V integration. 1-3 2015 OFC https://ieeexplore.ieee.org/document/7121818 conf/ofc/2015 db/conf/ofc/ofc2015.html#ThourhoutTHRCDR15

Claudia Reis G. Parca M. Bougioukos Alexandros Maziotis Sergio Pinna Giannis Giannoulis H. Brahmi Paulo S. André Nicola Calabretta Valeria Vercesi Gianluca Berrettini Christos Kouloumentas Antonella Bogoni T. Chattopadhyay D. Erasme Hercules Avramopoulos António Teixeira 0002 Experimental Analysis of an All-Optical Packet Router. 629-634 2014 6 JOCN 7 https://doi.org/10.1364/jocn.6.000629 db/journals/jocnet/jocnet6.html#ReisPBMPGBACVBK14

Fernando Agraz Wang Miao A. Ferrer Giacomo Bernini Harm J. S. Dorren Nicola Calabretta Nicola Ciulli Jordi Perelló Shuping Peng 0001 Georgios Zervas Dimitra Simeonidou Gabriel Junyent Salvatore Spadaro Experimental assessment of an SDN-based control of OPS switching nodes for intra-data center interconnect. 1-3 2014 ECOC https://doi.org/10.1109/ECOC.2014.6964031 conf/ecoc/2014 db/conf/ecoc/ecoc2014.html#AgrazMFBDCCPPZS14 Nicola Calabretta Ripalta Stabile Emil Kleijn Tjibbe de Vries Kevin A. Williams Harm J. S. Dorren Lossless wavelength selector based on monolithically integrated flat-top cyclic AWG and optical switch chain. 1-3 2014 ECOC https://doi.org/10.1109/ECOC.2014.6963902 conf/ecoc/2014 db/conf/ecoc/ecoc2014.html#CalabrettaSKVWD14 Wang Miao Shuping Peng 0001 Salvatore Spadaro Giacomo Bernini Fernando Agraz A. Ferrer Jordi Perelló Georgios Zervas Reza Nejabati Nicola Ciulli Dimitra Simeonidou Harm J. S. Dorren Nicola Calabretta Demonstration of reconfigurable virtual data center networks enabled by OPS with QoS guarantees. 1-3 2014 ECOC https://doi.org/10.1109/ECOC.2014.6963882 conf/ecoc/2014 db/conf/ecoc/ecoc2014.html#MiaoPSBAFPZNCSD14 Wang Miao Xin Yin Johan Bauwelinck Harm J. S. Dorren Nicola Calabretta Performance assessment of optical packet switching system with burst-mode receivers for intra-data center networks. 1-3 2014 ECOC https://doi.org/10.1109/ECOC.2014.6964042 conf/ecoc/2014 db/conf/ecoc/ecoc2014.html#MiaoYBDC14 Shuping Peng 0001 Dimitra Simeonidou George Zervas Reza Nejabati Yan Yan 0019 Yi Shu Salvatore Spadaro Jordi Perelló Fernando Agraz Davide Careglio Harm J. S. Dorren Wang Miao Nicola Calabretta Giacomo Bernini Nicola Ciulli José Carlos Sancho Steluta Iordache Yolanda Becerra 0001 Montse Farreras Matteo Biancani Alessandro Predieri Roberto Proietti Zheng Cao 0003 Lei Liu 0050 S. J. Ben Yoo A novel SDN enabled hybrid optical packet/circuit switched data centre network: The LIGHTNESS approach. 1-5 2014 EuCNC https://doi.org/10.1109/EuCNC.2014.6882622 https://www.wikidata.org/entity/Q58155578 conf/eucnc/2014 db/conf/eucnc/eucnc2014.html#PengSZNYSSPACDMCBCSIBFBPPCLY14 Nicola Calabretta Wang Miao Jun Luo 0013 Stefano Di Lucente Harm J. S. Dorren Experimental assessment of a scalable and flow-controlled optical switch system for flat datacenter networks. 1-4 2014 ICTON https://doi.org/10.1109/ICTON.2014.6876545 conf/icton/2014 db/conf/icton/icton2014.html#CalabrettaMLLD14

Nicola Calabretta Roger Pueyo Centelles Stefano Di Lucente Harm J. S. Dorren On the Performance of a Large-Scale Optical Packet Switch Under Realistic Data Center Traffic. 565-573 2013 5 JOCN 6 https://doi.org/10.1364/jocn.5.000565 db/journals/jocnet/jocnet5.html#CalabrettaCLD13

Jordi Perelló Salvatore Spadaro Sergio Ricciardi Davide Careglio Shuping Peng 0001 Reza Nejabati Georgios Zervas Dimitra Simeonidou Alessandro Predieri Matteo Biancani Harm J. S. Dorren Stefano Di Lucente Jun Luo 0013 Nicola Calabretta Giacomo Bernini Nicola Ciulli José Carlos Sancho Steluta Iordache Montse Farreras Yolanda Becerra 0001 Chris Liou Iftekhar Hussain Yawei Yin Lei Liu 0050 Roberto Proietti All-optical packet/circuit switching-based data center network for enhanced scalability, latency, and throughput. 14-22 2013 27 IEEE Netw. 6 https://doi.org/10.1109/MNET.2013.6678922 https://www.wikidata.org/entity/Q58155618 db/journals/network/network27.html#PerelloSRCPNZSPBDLLCBCSIFBLHYLP13

Nicola Calabretta Jun Luo 0013 J. Parra-Cetina Sylwester Latkowski Ramón Maldonado-Basilio Pascal Landais Harm J. S. Dorren 320 Gb/s all-optical clock recovery and time demultiplexing enabled by a single Quantum Dash Mode-Locked Laser fabry-perot optical clock pulse generator. 1-3 2013 OFC/NFOEC https://doi.org/10.1364/OFC.2013.OTh4D.5 https://www.wikidata.org/entity/Q62043765 conf/ofc/2013 db/conf/ofc/ofc2013.html#CalabrettaLPLML13 Stefano Di Lucente Jun Luo 0013 A. Rohit Kevin A. Williams Harm J. S. Dorren Nicola Calabretta Optical packet switch node with packet flow control for flat inter-cluster data center network. 1-3 2013 OFC/NFOEC https://doi.org/10.1364/OFC.2013.OW3H.4 conf/ofc/2013 db/conf/ofc/ofc2013.html#LucenteLRWDC13 Jun Luo 0013 J. Parra-Cetina Sylwester Latkowski Ramón Maldonado-Basilio Pascal Landais Harm J. S. Dorren Nicola Calabretta Quantum dash mode-locked laser based open-loop optical clock recovery for 160 Gb/s transmission system. 1-3 2013 OFC/NFOEC https://doi.org/10.1364/OFC.2013.OTh4D.6 https://www.wikidata.org/entity/Q62043767 conf/ofc/2013 db/conf/ofc/ofc2013.html#LuoPLMLDC13

Stefano Di Lucente Nicola Calabretta Jacques Resing Harm J. S. Dorren Scaling Low-Latency Optical Packet Switches to a Thousand Ports. A17-A28 2012 4 JOCN 9 https://doi.org/10.1364/jocn.4.000a17 db/journals/jocnet/jocnet4.html#LucenteCRD12

Harm J. S. Dorren Stefano Di Lucente Jun Luo 0013 Oded Raz Nicola Calabretta Scaling Photonic Packet Switches to a Large Number of Ports [Invited]. A82-A89 2012 4 JOCN 9 https://doi.org/10.1364/jocn.4.000a82 db/journals/jocnet/jocnet4.html#DorrenLLRC12

Stefano Di Lucente Roger Pueyo Centelles Harm J. S. Dorren Nicola Calabretta Study of the performance of an optical packet switch architecture with highly distributed control in a data center environment. 1-6 2012 ONDM https://doi.org/10.1109/ONDM.2012.6210266 conf/ondm/2012 db/conf/ondm/ondm2012.html#LucenteCDC12

Nicola Calabretta Hyun-Do Jung Harm J. S. Dorren All-optical Label Swapping Techniques for Optical Packets at Bit-rate Beyond 160 Gb/s. 1343-1349 2010 5 J. Networks 11 https://doi.org/10.4304/jnw.5.11.1343-1349 db/journals/jnw/jnw5.html#CalabrettaJD10

Nicola Calabretta Wenrui Wang Ton Ditewig Fausto Gomez H. Yang Oded Raz Huug de Waardt Harm J. S. Dorren Scalable and data format agnostic optical packet switch sub-systems for optical packet switched networks. 648-653 2010 CSNDSP https://doi.org/10.1109/CSNDSP16145.2010.5580339 conf/csndsp/2010 db/conf/csndsp/csndsp2010.html#CalabrettaWDGYRWD10

Filippo Ponzini Fabio Cavaliere Gianluca Berrettini Marco Presi Ernesto Ciaramella Nicola Calabretta Antonella Bogoni Evolution Scenario Toward WDM-PON [Invited]. C25-C34 2009 1 JOCN 4 https://doi.org/10.1364/jocn.1.000c25 db/journals/jocnet/jocnet1.html#PonziniCBPCCB09

Timo Aalto Salim Abdi Fernando Agraz Alejandro Aguado Paulo S. André Stefanos Andreou Murat Arslan Boaz Atias Luc Augustin Hercules Avramopoulos Yongsoon Baek Paraskevas Bakopoulos Johan Bauwelinck Yolanda Becerra 0001 Arash Beldachi Giacomo Bernini Gianluca Berrettini Srivathsa Bhat Yanxian Bi Matteo Biancani Pierpaolo Boffi Antonella Bogoni D. B. Bonneville M. Bougioukos H. Brahmi Giorgos Brestas Darius Bunandar Zheng Cao 0003 Zizheng Cao Simone Cardarelli Davide Careglio Ramon Casellas Carlos Castro Fabio Cavaliere Yu Ce Roger Pueyo Centelles T. Chattopadhyay Sai Chen Zhaowei Chen Ernesto Ciaramella Nicola Ciulli Andy N. Quispe Cornelio Nelson Costa Giovanni Delrosso Ton Ditewig Harm J. S. Dorren Gijs Dubbelman Dirk R. Englund D. Erasme Georgios ExarchakosGeorge Exarchakos Josep M. FabregaJosep Maria Fabrega Montse Farreras Denis M. Fatkhiev A. Ferrer Desalegn Wolde Feyisa S. M. García-Blanco G. Gasparini Anas Gasser Alberto Gatto 0001 George Giamougiannis Panagiotis Giannakopoulos Giannis Giannoulis Fausto Gomez Huaxi Gu Gonzalo Guelbenzu Bingli Guo Shengjie Guo Xiaotao Guo José Alberto Hernández 0001 Romain Hersent Shaahin Hessabi Roland Heuvelmans Peter De Heyn Zhouyi Hu Jianbo Huang Iftekhar Hussain Sungkyu Hyun Steluta Iordache Chris Jackson Yuqing Jiao Ulf Johannsen Mahdieh Joharifar Kishor Chandra Joshi Hyun-Do Jung HyunDo Jung Gabriel Junyent Elham Kahan Valerija Kamchevska Giannis Kanakis Elham Khani Hongju Kim Emil Kleijn Steven Kleijn Bart van Knippenberg S. Koelling Agnieszka Konczykowska Koteswararao Kondepu Somayyeh Koohi Antonius M. J. Koonen Ch. KouloumentasChristos Kouloumentas Rafael Kraemer Rafael Magalhães Gomes Kraemer Pascal Landais Giada Landi David Larrabeiti Sylwester Latkowski Seoyoung Lee Chenhui Li Teng Li Xingming Lin Chris Liou Bo Liu 0020 Lei Liu 0050 Shiwei Liu 0003 Yang Liu Yong Liu Yong Liu 0038 Víctor López 0001 Rongguo Lu Stefano Di Lucente Jun Luo 0013 Eduardo Magalhães Eduardo Magelhães Ramón Maldonado-Basilio M. Mamun Giordano Mariani Ricardo Martínez 0001 R. Matsumoto Ryosuke Matsumoto Alexandros Maziotis Ali Mefleh Ketemaw Addis Mekonnen Elad Mentovich Hugo Meyer Wang Miao R. Monno Idelfonso Tafur Monroy Rafael Montero Michela Svaluto Moreolo Roberto Morro Francesca Moscatelli Milica Mrdakovic Mohammad Mukit S. Mukit Raul Muñoz 0001Raúl Muñoz 0001 Laia Nadal Fumi Nakamura Antonio Napoli Reza Nejabati Christian Neumeyr Virginie Nodjiadjim C. W. Oh Chigo Okonkwo C. E. Osornio-Martinez Yanni Ou Oskars Ozolins Albert PagèsAlbert Pagès Cruz Juan P. Fernández PalaciosJuan Pedro Fernández-Palacios Robert Palmer Bitao Pan Xiaodan Pang G. Parca Sangho Park G. Parladori Paola Parolari J. Parra-Cetina João Pedro 0001 Shuping Peng 0001 Yuanyuan Peng Jordi Perelló Gabriel Otero PérezGabriel Otero 0001 Sergio Pinna Nikos Pleros Filippo Ponzini Alessandro Predieri Marco Presi Kristif Prifti Roberto Proietti Thiago R. Raddo Albert Rafel Mariangela Rapisarda Oded Raz Claudia Reis Jacques Resing Pedro Reviriego Emilio Riccardi Sergio Ricciardi Muriel Riet Gunther Roelkens A. Rohit Marijn P. G. Rombouts Simon Rommel Yesica Rumaldo Ben Rutten José Carlos Sancho Henrique SantanaHenrique Freire Santana Rui Santos George M. Saridis Richard Schatz Jesse Scholtes B. Shi Bin Shi Janguk ShinJang-Uk Shin Y. Shu Yi Shu Dimitra Simeonidou S. Singh Barry Smalbrugge Karen Solis-Trapala Salvatore Spadaro Dimosthenis Spasopoulos Bernhard Spinnler Maria Spyropoulou Patty Stabile Ripalta Stabile Satoshi Suda Giuseppe Talli Eduward Tangdiongga Martijn Tassaert António Luis Jesus TeixeiraAntónio Teixeira 0002 Nikos Terzenidis A. K. Tesfa Netsanet M. Tessema Dries Van Thourhout Apostolos Tsakyridis Hiroyuki Tsuda Christos Vagionas Valeria Vercesi Ricard Vilalta F. Javier VilchezFrancisco Javier Vilchez Tjibbe de Vries Huug de Waardt F. Wang Fu Wang Jingyan Wang Wenrui Wang Yu Wang Kevin A. Williams Yongqing Xi Shiyi Xia Chongjin Xie Xiangjun Xin 0001 Xuwei Xue Fulong Yan Shuangyi Yan Yan Yan 0019 H. Yang Zhiping Yao Xin Yin Yawei Yin S. J. Ben Yoo Changshun Yuan Aref Rasoulzadeh ZaliAref Rasoulzadehzali J. H. C. van Zantvoort Georgios ZervasGeorge Zervas Jie Zhang 0006 Lijia Zhang Qi Zhang 0043 S. Zhang Shaojuan Zhang Xuegong Zhang B. Zheng Boyang Zheng Xiu Zheng Martin Zoldák Jakub Zverina