Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Hytham Elbohy"'
Autor:
Sally Mabrouk, Behzad Bahrami, Hytham Elbohy, Khan Mamun Reza, Ashim Gurung, Mao Liang, Fan Wu, Mingtai Wang, Shangfeng Yang, Qiquan Qiao
Publikováno v:
InfoMat, Vol 2, Iss 5, Pp 928-941 (2020)
Abstract In this work, methylammonium lead triiodide (CH3NH3PbI3) perovskite solar cells with efficiencies higher than 18% were achieved using a new nanocomposite hole transport layer (HTL) by doping poly(ethylenedioxythiophene):poly(styrene sulfonat
Externí odkaz:
https://doaj.org/article/6320897e792141fa979d67d18a0799f6
Autor:
Behzad Bahrami, Sally Mabrouk, Nirmal Adhikari, Hytham Elbohy, Ashim Gurung, Khan M. Reza, Rajesh Pathak, Ashraful H. Chowdhury, Gopalan Saianand, Wenjin Yue, Jiantao Zai, Xuefeng Qian, Mao Liang, Qiquan Qiao
Publikováno v:
InfoMat, Vol 2, Iss 2, Pp 409-423 (2020)
Abstract In this work, grain boundary (GB) potential barrier ( Δφ GB), dopant density (Pnet), and filled trap state density (PGB,trap) were manipulated at the nanoscale by exposing the fabricated perovskite films to various relative humidity (RH) e
Externí odkaz:
https://doaj.org/article/da4afbc295674b98807f342b545cbce9
Autor:
Behzad Bahrami, Sally Mabrouk, Ashim Gurung, Khan Mamun Reza, Hytham Elbohy, Rajesh Pathak, Gopalan Saianand, Nirmal Adhikari, Ashish Dubey, Sheikh Ifatur Rahman, Quinn Qiao
Publikováno v:
Advanced Energy & Sustainability Research, Vol 2, Iss 3, Pp n/a-n/a (2021)
Perovskite solar cells (PSCs) have received considerable attention in recent years due to their low processing cost and high‐power conversion efficiency. However, the mechanisms of PSCs are not fully understood. A model based on a probabilistic and
Externí odkaz:
https://doaj.org/article/1623a216d3934c76af4cffbfa2c60c99
Autor:
Zhengping Zhou, Hua Zhang, Yan Zhou, Hui Qiao, Ashim Gurung, Roya Naderi, Hytham Elbohy, Alevtina L. Smirnova, Huitian Lu, Shuiliang Chen, Qiquan Qiao
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-9 (2017)
Abstract A hierarchical mesoporous carbon foam (ECF) with an interconnected micro-/mesoporous architecture was prepared and used as a binder-free, low-cost, high-performance anode for lithium ion batteries. Due to its high specific surface area (980.
Externí odkaz:
https://doaj.org/article/de0c6d2dc2954a1d8784c97d64101e41
Autor:
Jiawei Gong, Hui Qiao, Sudhan Sigdel, Hytham Elbohy, Nirmal Adhikari, Zhengping Zhou, K. Sumathy, Qufu Wei, Qiquan Qiao
Publikováno v:
AIP Advances, Vol 5, Iss 6, Pp 067134-067134-10 (2015)
SnO2 nanofibers and their composites based photoanodes were fabricated and investigated in the application of dye-sensitized solar cells. The photoanode made of SnO2/TiO2 composites yielded an over 2-fold improvement in overall conversion efficiency.
Externí odkaz:
https://doaj.org/article/50f47a41e6134054a1e7ca597d3a75d6
Autor:
Hytham Elbohy
Publikováno v:
Solar Energy. 221:375-383
Electrolyte additives in dye-sensitized solar (DSSC) were used to improve the overall device performance. However, the improvement in one device parameters is usually accompanied with a decay in another. Besides, hysteresis phenomena in DSSC are rare
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9270330a516c8f645beb59cf014be5ff
https://doi.org/10.1016/j.solener.2021.04.052
https://doi.org/10.1016/j.solener.2021.04.052
Autor:
Steven Letourneau, Jeffrey W. Elam, Sally Mabrouk, Tawabur Rahman, Khan Mamun Reza, Ke Chen, Seth B. Darling, Behzad Bahrami, Ashim Gurung, Gopalan Saianand, Ashraful Haider Chowdhury, Rajesh Pathak, Hao-Cheng Yang, Hytham Elbohy, Qiquan Qiao
Publikováno v:
Journal of Energy Chemistry. 44:41-50
Precise control over the charge carrier dynamics throughout the device can result in outstanding performance of perovskite solar cells (PSCs). Poly(3,4-ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) is the most actively studied hole tran
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fedc7535f67656e359d6ecfa6edf22b8
https://doi.org/10.1016/j.jechem.2019.09.014
https://doi.org/10.1016/j.jechem.2019.09.014
Autor:
Qiquan Qiao, Gopalan Saianand, Behzad Bahrami, Ashraful Haider Chowdhury, Hytham Elbohy, Wenjin Yue, Khan Mamun Reza, Mao Liang, Xuefeng Qian, Sally Mabrouk, Ashim Gurung, Jiantao Zai, Nirmal Adhikari, Rajesh Pathak
Publikováno v:
InfoMat, Vol 2, Iss 2, Pp 409-423 (2020)
In this work, grain boundary (GB) potential barrier ( Δφ GB), dopant density (Pnet), and filled trap state density (PGB,trap) were manipulated at the nanoscale by exposing the fabricated perovskite films to various relative humidity (RH) environmen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dbcd986e62088855bf6c1e964082cff2
https://doaj.org/article/da4afbc295674b98807f342b545cbce9
https://doaj.org/article/da4afbc295674b98807f342b545cbce9
Publikováno v:
SSRN Electronic Journal.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::429cc29842c0b2d906fc60cbe2d1848e
https://doi.org/10.2139/ssrn.4097924
https://doi.org/10.2139/ssrn.4097924