Raza Ullah
Amin ur Rahman
Fenghua Wen
Fiza Amjad
Raza Ullah
Exploring the impact of crowdfunding and collaborations on firm survival through crisis management in the context of Pakistan.
904-920
2025
August
37
Technol. Anal. Strateg. Manag.
8
https://doi.org/10.1080/09537325.2023.2299350
db/journals/taasm/taasm37.html#RahmanWAU25
streams/journals/taasm
Iftikhar Ud Din
Sadiq Ullah
Naveed Mufti
Rizwan Ullah
Babar Kamal
Raza Ullah
Metamaterial-based highly isolated MIMO antenna system for 5G smartphone application.
2023
36
Int. J. Commun. Syst.
3
https://doi.org/10.1002/dac.5392
db/journals/ijcomsys/ijcomsys36.html#DinUMUKU23
Raza Ullah
Sadiq Ullah
Rizwan Ullah
Iftikhar Ud Din
Babar Kamal
Muhammad Altaf Hussain Khan
Ladislau Matekovits
Wideband and High Gain Array Antenna for 5G Smart Phone Applications Using Frequency Selective Surface.
86117-86126
2022
10
IEEE Access
https://doi.org/10.1109/ACCESS.2022.3196687
db/journals/access/access10.html#UllahUUDKKM22
Rizwan Ullah
Sadiq Ullah
Faisal Farooq
Raza Ullah
Ismail Ben Mabrouk
Muath Al-Hasan
Babar Kamal
A novel multi-band and multi-generation (2G, 3G, 4G, and 5G) 9-elements MIMO antenna system for 5G smartphone applications.
4825-4837
2021
27
Wirel. Networks
7
https://doi.org/10.1007/s11276-021-02772-2
db/journals/winet/winet27.html#UllahUFUMAK21
Rizwan Ullah
Sadiq Ullah
Raza Ullah
Faisal Farooq
Ismail Ben Mabrouk
Muath Al-Hasan
A 10-Ports MIMO Antenna System for 5G Smart-Phone Applications.
218477-218488
2020
8
IEEE Access
https://doi.org/10.1109/ACCESS.2020.3042750
db/journals/access/access8.html#UllahUUFMA20
Muath Al-Hasan
Fiza Amjad
Iftikhar Ud Din
Faisal Farooq
Babar Kamal
Muhammad Altaf Hussain Khan
Ismail Ben Mabrouk
Ladislau Matekovits
Naveed Mufti
Amin ur Rahman
Rizwan Ullah
Sadiq Ullah
Fenghua Wen