Results 21 to 30 of about 5,194,121 (257)

Experimental dataset of nanoporous GaN photoelectrode supported on patterned sapphire substrates for photoelectrochemical water splitting

Data in Brief, 2019
GaN is one of the most promising materials for high PEC efficiency to produce clean, renewable hydrogen in an ecofriendly manner (Ebaid et al., 2015; Kamimura et al., 2017; Yang et al., 2018; Ohkawa et al., 2013).
Dongjing Li, Jianghua Liu, Yang Wang, Aixia Wu, Ruolin Ruan, Zeping Li, Zhimou Xu   +6 more
doaj   +1 more source

Thermodynamic analysis of two-step solar water splitting with mixed iron oxides [PDF]

, 2009
A two-step thermochemical cycle for solar production of hydrogen from water has been developed and investigated. It is based on metal oxide redox pair systems, which can split water molecules by abstracting oxygen atoms and reversibly incorporating ...
Roeb, Martin, Sattler, Christian, Pitz-Paal, Robert, Gathmann, Nils, Neises, Martina   +4 more
core   +1 more source

Hot electron assisted photoelectrochemical water splitting from Au-decorated ZnO@TiO2 nanorods array

, 2022
Engineering of semiconductor nanomaterials is critical to enhance the photoelectrochemical (PEC) performance for water splitting. However, semiconductors often show the low light absorption, slow charge transfer, and easy recombination of carriers, thus ...
Tang, Zhiyong, Wang, Fei, Liu, Hongyan, Li, Hongdong, Wang, Xiaoli, Li, Guodong   +5 more
core   +1 more source

Highly Active Deficient Ternary Sulfide Photoanode for Photoelectrochemical Water Splitting [PDF]

, 2020
The exploration of photoanode materials with high efficiency and stability is the eternal pursuit for the realization of practically solar-driven photoelectrochemical water splitting.
Yuguo, Xia, Dairong, Chen, Yuan, Yu, Xiuling, Jiao, Haiping, Li, Haimei, Wang, Xiang, Wang   +6 more
core   +1 more source

Pristine GaFeO3 Photoanodes with Surface Charge Transfer Efficiency of Almost Unity at 1.23 V for Photoelectrochemical Water Splitting

Advanced Science, 2023
Oxide‐based photoelectrodes commonly generate deep trap states associated with various intrinsic defects such as vacancies, antisites, and dislocations, limiting their photoelectrochemical properties. Herein, it is reported that rhombohedral GaFeO3 (GFO)
Xin Sun, Min Wang, Hai‐Fang Li, Linxing Meng, Xiao‐Jun Lv, Liang Li, Meicheng Li   +6 more
doaj   +1 more source

Hydrogen from Sunlight and Water: A Side-by-Side Comparison between Photoelectrochemical and Solar Thermochemical Water-Splitting

, 2021
Photoelectrochemical (PEC) and solar thermochemical (STCH) water-splitting represent two promising pathways for direct solar hydrogen generation. PEC water-splitting integrates multiple functional materials and utilizes energetic electrons and holes ...
Chengxiang Xiang (1848355), Wen-Hui Cheng (1934485), Alberto de la Calle (11278391), Wen-Hui Cheng, Alberto de la Calle, Chengxiang Xiang, Harry A. Atwater (1300098), Ellen B. Stechel, Harry A. Atwater, Ellen B. Stechel (3643477)   +9 more
core   +1 more source

Selection of Solar Concentrator Design Concepts for Planar Photoelectrochemical Water Splitting Devices

Energies, 2020
Photoelectrochemical water splitting is a promising pathway for solar-driven hydrogen production with a low environmental footprint. The utilization of solar concentrators to supply such water splitting devices with concentrated solar irradiation offers ...
Simon Caron, Marc Röger, Michael Wullenkord   +2 more
doaj   +1 more source

Photoelectrocatalytic hydrogen generation coupled with reforming of glucose into valuable chemicals using a nanostructured WO3 photoanode

Communications Chemistry, 2022
Coupling the photo-oxidation of biomass-derived substrates with water splitting in a photoelectrochemical cell enables efficient hydrogen generation at the cathode.
Katarzyna Jakubow-Piotrowska, Bartłomiej Witkowski, Jan Augustynski   +2 more
doaj   +1 more source

Materials-Related Aspects of Thermochemical Water and Carbon Dioxide Splitting: A Review [PDF]

, 2012
Thermochemical multistep water- and CO2-splitting processes are promising options to face future energy problems. Particularly, the possible incorporation of solar power makes these processes sustainable and environmentally attractive since only water ...
Roeb, Martin, Pitz-Paal, Robert, Monnerie, Nathalie, Friedemann Call, Call, Friedemann, Nathalie Monnerie, Neises, Martina, Sattler, Christian, Heike Simon, Martin Roeb, Robert Pitz-Paal, Christian Sattler, Simon, Heike, Martin Schmücker, Schmücker, Martin, Martina Neises   +15 more
core   +1 more source

Atomically dispersed nickel–nitrogen–sulfur species anchored on porous carbon nanosheets for efficient water oxidation

Nature Communications, 2019
Water oxidation is considered the bottleneck reaction for light-driven water splitting due to the sluggish kinetics and poor stability. Here, authors show metal- and heteroatom-doped carbons as effective catalysts for both electrochemical and ...
Yang Hou, Ming Qiu, Min Gyu Kim, Pan Liu, Gyutae Nam, Tao Zhang, Xiaodong Zhuang, Bin Yang, Jaephil Cho, Mingwei Chen, Chris Yuan, Lecheng Lei, Xinliang Feng   +12 more
doaj   +1 more source