Zobrazeno 1 - 10
of 301
pro vyhledávání: '"gholamreza moradi"'
Autor:
Mahmood Omidi, Saviz Sehat Kashani, Mehdi Rahnama, Noushin Khoddam, Faezeh Noori, Gholamreza Moradi, Mohammadreza َAhmadi
Publikováno v:
علوم محیطی, Vol 22, Iss 3, Pp 447-468 (2024)
Introduction: Urbanization and air pollution, especially in megacities, are major issues today. Understanding the factors contributing to this problem is crucial, and reducing the associated risks is a top priority for city and country officials. Ara
Externí odkaz:
https://doaj.org/article/1df68d4a9e2d4a43b81fedc30f4ed332
Publikováno v:
بهداشت و ایمنی کار, Vol 14, Iss 1, Pp 40-53 (2024)
Introduction: Disturbing noise can cause physical and mental illnesses among workers; for this reason, it is necessary to restrain it, especially in workplaces. Using sound-absorbing materials with suitable acoustic properties has been a growing tren
Externí odkaz:
https://doaj.org/article/4429df8144804dee9336ab29f8f8a3fc
Autor:
Hassan Zakeri, Parsa Khoddami, Gholamreza Moradi, Mohammad Alibakhshikenari, Raed Abd-Alhameed, Slawomir Koziel, Mariana Dalarsson
Publikováno v:
IEEE Access, Vol 12, Pp 159070-159085 (2024)
This paper introduces a novel method for estimating the path loss value in indoor scenarios. It uses a combination of electromagnetic calculation and machine learning. Using electromagnetic software, we design the indoor environment and calculate pat
Externí odkaz:
https://doaj.org/article/6dbb4ea63ab6457793fdb30e51d92e4b
Autor:
Rasul Azizpour, Hassan Zakeri, Gholamreza Moradi, Mohammad Alibakhshikenari, Francisco Falcone, BO Liu, Tayeb A. Dendini, Imko Park, Slawomir Koziel, Ernesto Limiti
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 5, Pp 1-13 (2024)
Recent advancements in Radio-over-Fiber (RoF) technology have positioned it as a promising solution for high-capacity wireless communications. This paper explores novel applications of RoF systems in enhancing phased array antenna (PAA) performance f
Externí odkaz:
https://doaj.org/article/7e3b546619e3459b878ad871755f09f8
Autor:
Hassan Zakeri, Rasul Azizpour, Parsa Khoddami, Gholamreza Moradi, Mohammad Alibakhshikenari, Chan Hwang See, Tayeb A. Denidni, Francisco Falcone, Slawomir Koziel, Ernesto Limiti
Publikováno v:
IEEE Access, Vol 12, Pp 117787-117799 (2024)
Phased array antenna (PAA) technology is essential for applications requiring high gain and wide bandwidth, such as sensors, medical, and 5G. Achieving such a design, however, is a challenging and intricate process that calls for precise calculations
Externí odkaz:
https://doaj.org/article/adaf0141528c45f1b0ed15d232706b65
Publikováno v:
Ingeniería, Vol 29, Iss 2, Pp e20677-e20677 (2024)
Context: Breast cancer remains a major health burden worldwide, necessitating improved screening modalities for early detection. However, existing techniques such as mammography and MRI exhibit limitations regarding sensitivity and specificity. Micro
Externí odkaz:
https://doaj.org/article/0cf7a4036dbc48979ff0137c07acab9d
Autor:
Gholamreza Moradi
Publikováno v:
International Journal of Information and Communication Technology Research, Vol 15, Iss 3, Pp 1-10 (2023)
This paper presents some microwave circuits, designed for characterization of materials’ permittivity. These include single and multiple-resonant types, transmission line approaches, radiation structures and planar circuits. They have either theore
Externí odkaz:
https://doaj.org/article/a51392fa999548e3ab53f0023194b8b7
Publikováno v:
Journal of Safety Science and Resilience, Vol 4, Iss 3, Pp 274-283 (2023)
This study assessed the influence of occupational stress, individual resilience, and organizational resilience on the safety performance of healthcare providers during the COVID-19 pandemic. Demographic variables including age, work experience, and g
Externí odkaz:
https://doaj.org/article/2feff3a3ba0048358b359fe076903306
Autor:
Kamel Karimi, Gholamreza Moradi
Publikováno v:
Journal of Chemical and Petroleum Engineering, Vol 57, Iss 1, Pp 1-11 (2023)
A novel hybrid surfactant-type polyoxometalate, [(C16H33)N(CH3)3]6 [PV3W9O40] was synthesized and characterized by FT-IR, SEM and EDX analyze. Oxidation of sulfur compounds in gas condensate with H2O2 as oxidant using surfactant-type polytangestovana
Externí odkaz:
https://doaj.org/article/59d119218f46476c8e23c9b58e751c6d
Publikováno v:
علوم و فنون نظامی, Vol 19, Iss 63, Pp 33-62 (2023)
Extensive changes in the nature of the battlefield such as knowledge-based wars, new types of military threats, as well as the development of new military technologies, etc., have made it necessary to create a transformation in human capital manageme
Externí odkaz:
https://doaj.org/article/9078d0778ede43d080b618a0cf0f61dc