Results 41 to 50 of about 281,496 (245)

Quantum Transport in Ambipolar Few-layer Black Phosphorus

, 2017
Few-layer black phosphorus possesses unique electronic properties giving rise to distinct quantum phenomena and thus offers a fertile platform to explore the emergent correlation phenomena in low dimensions.
An, Liheng, Cai, Yuan, Cheng, Chun, Han, Tianyi, Lin, Jiangxiazi, Long, Gen, Maryenko, Denis, Pezzini, Sergio, Wang, Ning, Wang, Yuanwei, Wu, Zefei, Xu, Shuigang, Zeitler, Uli   +12 more
core   +1 more source

Graphene oxide-molybdenum oxide composite with improved hole transport in bulk heterojunction solar cells

AIP Advances, 2019
Solution processed hole transport layer based on graphene oxide (GO) and molybdenum oxide (MoO3) composite in bulk heterojunction organic solar cell (OSC) devices offer low cost, improved performance compared to conventional organic solar cells. Here, we
Md. Aatif, Jessica Patel, Abhishek Sharma, Mihirsinh Chauhan, Gaurav Kumar, Prabir Pal, Suresh Chand, Brijesh Tripathi, Manoj Kumar Pandey, J. P. Tiwari   +9 more
doaj   +1 more source

Investigation of the Effect of Band Offset and Mobility of Organic/Inorganic HTM Layers on the Performance of Perovskite Solar Cells [PDF]

Journal of Optoelectronical Nanostructures, 2020
: Perovskite solar cells have become an attractive subject in the solar energydevice area. During ten years of development, the energy conversion efficiency has beenimproved from 2.2% to more than 22%, and it still has a very good potential for ...
davood jalalian, Abbas Ghadimi, Azadeh Kiani Sarkaleh   +2 more
doaj  

A Hybrid Hole Transport Layer for Perovskite-Based Solar Cells

Energies, 2021
This paper presents the effect of a composite poly(3,4-ethylenedioxythiophene) polystyrene sulfonate PEDOT:PSS and copper-doped nickel oxide (Cu:NiOx) hole transport layer (HTL) on the performance of perovskite solar cells (PSCs).
Joseph Asare, Dahiru M. Sanni, Benjamin Agyei-Tuffour, Ernest Agede, Oluwaseun Kehinde Oyewole, Aditya S. Yerramilli, Nutifafa Y. Doumon   +6 more
doaj   +1 more source

Half Metallic Bilayer Graphene [PDF]

, 2013
Charge neutral bilayer graphene has a gapped ground state as transport experiments demonstrate. One of the plausible such ground states is layered antiferromagnetic spin density wave (LAF) state, where the spins in top and bottom layers have same ...
Gao, Jin-Hua, Wang, Hao, Xu, Dong-Hui, Yuan, Jie, Zhang, Fu-Chun, Zhou, Yi   +5 more
core   +2 more sources

Stable decaphenylcyclopentasilane hole transport layers for double-stacked perovskite photovoltaic devices fabricated under ambient atmosphere

Chemistry of Inorganic Materials
Stable decaphenylcyclopentasilane (DPPS) hole transport layers were developed for guanidinium-, formamidinium-, or ethylammonium-added double-stacked CH3NH3PbI3 perovskite photovoltaic devices without using 2,2′,7,7′-tetrakis (N,N-di-p-methoxyphenylamino)
Iori Ono, Takeo Oku, Yuto Genko, Riku Okumura, Taiga Nasu, Shinichiro Mizuno, Tomoharu Tachikawa, Tomoya Hasegawa, Sakiko Fukunishi   +8 more
doaj   +1 more source

Improved efficiency of NiOx-based p-i-n perovskite solar cells by using PTEG-1 as electron transport layer

APL Materials, 2017
We present efficient p-i-n type perovskite solar cells using NiOx as the hole transport layer and a fulleropyrrolidine with a triethylene glycol monoethyl ether side chain (PTEG-1) as electron transport layer.
Bart G. H. M. Groeneveld, Mehrdad Najafi, Bauke Steensma, Sampson Adjokatse, Hong-Hua Fang, Fatemeh Jahani, Li Qiu, Gert H. ten Brink, Jan C. Hummelen, Maria Antonietta Loi   +9 more
doaj   +1 more source

Preparation and Characteristics of MAPbBr3 Perovskite Quantum Dots on NiOx Film and Application for High Transparent Solar Cells

Micromachines, 2018
In this work, a MAPbBr3 quantum dot (QD-MAPbBr3) layer was prepared by a simple and rapid method. Octylammonium bromide (OABr) gives the MAPbBr3 better exciton binding energy, good surface morphology, and stability. To form a nanocrystalline thin film on
Lung-Chien Chen, Kuan-Lin Lee, Chun-Yuan Huang, Jia-Ching Lin, Zong-Liang Tseng   +4 more
doaj   +1 more source

NiO/Perovskite Heterojunction Contact Engineering for Highly Efficient and Stable Perovskite Solar Cells

Advanced Science, 2020
Recent research shows that the interface state in perovskite solar cells is the main factor which affects the stability and performance of the device, and interface engineering including strain engineering is an effective method to solve this issue.
Bingjuan Zhang, Jie Su, Xing Guo, Long Zhou, Zhenhua Lin, Liping Feng, Jincheng Zhang, Jingjing Chang, Yue Hao   +8 more
doaj   +1 more source

Scanning Electrochemical Microscope Studies of Charge Transfer Kinetics at the Interface of the Perovskite/Hole Transport Layer

Journal of Nanotechnology, 2023
Interfacial carrier transfer kinetics is critical to the efficiency and stability of perovskite solar cells. Herein, we measure the regeneration rate constant, absorption cross-section, reduction rate constant, and conductivity of hole transport layered ...
Getachew Alemu Anshebo, Ataklti Abraha Gebreyohanes, Bizuneh Gebremichael Difer, Teketel Alemu Anshebo   +3 more
doaj   +1 more source