Results 11 to 20 of about 1,637,956 (389)

Ion-modulated radical doping of spiro-OMeTAD for more efficient and stable perovskite solar cells

Science, 2022
Record power conversion efficiencies (PCEs) of perovskite solar cells (PSCs) have been obtained with the organic hole transporter 2,2′,7,7′-tetrakis(N,N-di-p-methoxyphenyl-amine)9,9′-spirobifluorene (spiro-OMeTAD).
Tiankai Zhang, Feng Wang, Hak‐Beom Kim, I. Choi, Chuanfei Wang, Eunkyung Cho, R. Konefał, Y. Puttisong, Kosuke Terado, L. Kobera, Mengyun Chen, Mei Yang, Sai Bai, Bowen Yang, Jiajia Suo, Shih‐Chi Yang, Xianjie Liu, F. Fu, H. Yoshida, Weimin M. Chen, J. Brus, V. Coropceanu, A. Hagfeldt, J. Brédas, M. Fahlman, Dong Suk Kim, Zhangjun Hu, F. Gao   +27 more
semanticscholar   +1 more source

Downregulation of CYP17A1 by 20-hydroxyecdysone: plasma progesterone and its vasodilatory properties

Future Science OA, 2022
Aim: To investigate the effect of 20-hydroxyecdysone on steroidogenic pathway genes and plasma progesterone, and its potential impact on vascular functions.
Maneera Y Aljaber, Nelson N Orie, Asmaa Raees, Suhail Kraiem, Mashael Al-Jaber, Waseem Samsam, Mostafa M Hamza, David Abraham, Norman M Kneteman, Alka Beotra, Vidya Mohamed-Ali, Mohammed Almaadheed   +11 more
doaj   +1 more source

Doping a Mott insulator: Physics of high-temperature superconductivity [PDF]

, 2004
This article reviews the physics of high-temperature superconductors from the point of view of the doping of a Mott insulator. The basic electronic structure of cuprates is reviewed, emphasizing the physics of strong correlation and establishing the ...
P. Lee, N. Nagaosa, X. Wen
semanticscholar   +1 more source

Doping Approaches for Organic Semiconductors.

Chemical Reviews, 2021
Electronic doping in organic materials has remained an elusive concept for several decades. It drew considerable attention in the early days in the quest for organic materials with high electrical conductivity, paving the way for the pioneering work on ...
A. Scaccabarozzi, Aniruddha Basu, Filip Aniés, Jian Liu, Osnat Zapata‐Arteaga, Ross Warren, Yuliar Firdaus, M. I. Nugraha, Yuanbao Lin, M. Campoy‐Quiles, N. Koch, C. Müller, L. Tsetseris, M. Heeney, T. Anthopoulos   +14 more
semanticscholar   +1 more source

Recent progress on the electronic structure, defect, and doping properties of Ga2O3

APL Materials, 2020
Gallium oxide (Ga2O3) is an emerging wide bandgap semiconductor that has attracted a large amount of interest due to its ultra-large bandgap of 4.8 eV, a high breakdown field of 8 MV/cm, and high thermal stability.
Jiaye Zhang, Jueli Shi, D. Qi, Lang Chen, K. H. Zhang   +4 more
semanticscholar   +1 more source

Determination of 27 Glucocorticoids in Urine by Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry Using UniSpray^TM Source

Separations, 2023
Glucocorticoids (GCs) are a group of the most important and commonly used anti-inflammatory, antiallergenic, and immunosuppressive drugs. Like narcotics, they can be addictive if taken at increasing doses to achieve greater analgesic effects. The purpose
Mariola Wicka, Krzysztof Grucza, Aleksandra Drapała, Patryk Konarski, Dorota Kwiatkowska   +4 more
doaj   +1 more source

Defect and Doping Co-Engineered Non-Metal Nanocarbon ORR Electrocatalyst

Nano-Micro Letters, 2021
Recent advances of non-metal nanocarbon materials for electrocatalytic oxygen reduction reaction (ORR) are comprehensively summarized in terms of co-engineering of heteroatom doping and defect inducing.
Jian Zhang, Jingjing Zhang, Fengting He, Yijun Chen, Jiawei Zhu, Deli Wang, Shichun Mu, Huilan Yang   +7 more
semanticscholar   +1 more source

Diagnostic Strategies for Brain Doping in an Animal Model via Quantitative Analysis of Neurochemicals

Separations, 2023
Brain doping is a novel form of doping that involves stimulating specific brain regions to enhance sports performance. However, to the best of our knowledge, there is currently no established provision or detection method for it.
Yoeseph Cho, Seongeun Jeon, Yejin Lee, Hana Park, Yinglan Xu, Mijin Jeon, Sunmi Jung, Minyoung Kim, Ahlim Chin, Sang Sun Yoon, Junghyun Son   +10 more
doaj   +1 more source

Determination of Ecdysterone in Dietary Supplements and Spinach by Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry

Separations, 2021
Ecdysterone is a naturally occurring steroid hormone of the ecdysteroid class. This group is widely marketed to athletes in dietary supplements as a “natural anabolic agent”, advertised to increase strength and muscle mass during resistance training ...
Krzysztof Grucza, Mariola Wicka, Aleksandra Drapała, Dorota Kwiatkowska   +3 more
doaj   +1 more source

The spirit of sport: the case for criminalisation of doping in the UK [PDF]

, 2017
This article examines public perceptions of doping in sport, critically evaluates the effectiveness of current anti-doping sanctions and proposes the criminalisation of doping in sport in the UK as part of a growing global movement towards such ...
B Goldman, B Goldman, Cycling Independent Reform Commission, D Husak, E Carolan, HA Solberg, J Anderson, J O’Leary, J Savulescu, J Soek, K Haugen, P Kimmage, S Backhouse, SH Kadish, V Lentillon-Kaestner, WM Brown   +15 more
core   +2 more sources