scholarly journals Enhanced photoelectrochemical water-splitting performance of semiconductors by surface passivation layers

2014 ◽  
Vol 7 (8) ◽  
pp. 2504-2517 ◽  
Author(s):  
Rui Liu ◽  
Zhi Zheng ◽  
Joshua Spurgeon ◽  
Xiaogang Yang
Keyword(s):  
Water Splitting ◽  
Surface Passivation ◽  
Review Paper ◽  
Photoelectrochemical Water Splitting ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Passivation Layers

This review paper summarized recent studies on improving the efficiency of semiconductor-based solar water-splitting devices by introducing surface passivation layers.

scholarly journals Activating the surface and bulk of hematite photoanodes to improve solar water splitting

2019 ◽  
Vol 10 (44) ◽  
pp. 10436-10444 ◽  
Author(s):  
Hemin Zhang ◽  
Jong Hyun Park ◽  
Woo Jin Byun ◽  
Myoung Hoon Song ◽  
Jae Sung Lee
Keyword(s):  
Water Splitting ◽  
Oxygen Vacancies ◽  
Surface Passivation ◽  
Photoelectrochemical Water Splitting ◽  
Electrochemical Activation ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Waking Up

Waking up the hematite lion: a simple electrochemical activation treatment leads to surface passivation outside and generation of oxygen vacancies inside, which greatly enhances photoelectrochemical water splitting.

Carrier Engineering of Zr-mediated Ta3N5 Film as Efficient Photoanode for Solar Water Splitting

2021 ◽  
Author(s):  
Xin Zou ◽  
Xueyang Han ◽  
Chengxiong Wang ◽  
Yunkun Zhao ◽  
Chun Du ◽  
...  
Keyword(s):  
Band Structure ◽  
Visible Light ◽  
Water Splitting ◽  
Light Absorption ◽  
Photoelectrochemical Water Splitting ◽  
Promising Candidate ◽  
Visible Light Absorption ◽  
Solar Water ◽  
Solar Water Splitting

Ta3N5 is regarded as a promising candidate material with adequate visible light absorption and band structure for photoelectrochemical water splitting. However, the performance of Ta3N5 is severely limited by the...

Band engineering for efficient catalyst-substrate coupling for photoelectrochemical water splitting

2016 ◽  
Vol 18 (16) ◽  
pp. 10751-10757 ◽  
Author(s):  
Joachim Klett ◽  
Jürgen Ziegler ◽  
Aldin Radetinac ◽  
Bernhard Kaiser ◽  
Rolf Schäfer ◽  
...  
Keyword(s):  
Water Splitting ◽  
Photoelectrochemical Water Splitting ◽  
Efficient Catalyst ◽  
Solar Water ◽  
Band Engineering ◽  
Solar Water Splitting ◽  
Substrate Coupling

To achieve an overall efficient solar water splitting device, not only the efficiencies of photo-converter and catalyst are decisive, but also their appropriate coupling must be considered.

How bubbles affect light absorption in photoelectrodes for solar water splitting?

2022 ◽  
Author(s):  
Abhinav Bhanawat ◽  
Keyong Zhu ◽  
Laurent Pilon
Keyword(s):  
Water Splitting ◽  
Light Absorption ◽  
Incident Light ◽  
Gas Bubbles ◽  
Photoelectrochemical Water Splitting ◽  
Solar Water ◽  
Solar Water Splitting

This paper aims to systematically investigate the effect of gas bubbles formation on the performance of a horizontal photoelectrode exposed to normally incident light during photoelectrochemical water splitting. The presence...

A modular device for large area integrated photoelectrochemical water-splitting as a versatile tool to evaluate photoabsorbers and catalysts

2017 ◽  
Vol 5 (10) ◽  
pp. 4818-4826 ◽  
Author(s):  
J.-P. Becker ◽  
B. Turan ◽  
V. Smirnov ◽  
K. Welter ◽  
F. Urbain ◽  
...  
Keyword(s):  
Water Splitting ◽  
Photoelectrochemical Water Splitting ◽  
Active Area ◽  
Stable Operation ◽  
Large Area ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Versatile Tool

We present a stand-alone integrated solar water-splitting device with an active area of 64 cm2 and a long-term stable operation. The modular setup of the device provides a versatile tool to integrate and evaluate various combinations of photoelectrodes and catalysts.

scholarly journals Enhanced photoelectrochemical water splitting using oxidized mass-selected Ti nanoclusters on metal oxide photoelectrodes

2017 ◽  
Vol 1 (2) ◽  
pp. 336-344 ◽  
Author(s):  
Andrew McInnes ◽  
Simon R. Plant ◽  
Isabel Mecking Ornelas ◽  
Richard E. Palmer ◽  
K. G. Upul Wijayantha
Keyword(s):  
Metal Oxide ◽  
Water Splitting ◽  
Photoelectrochemical Water Splitting ◽  
Solar Water ◽  
Solar Water Splitting

Mass-selected Ti nanoclusters have been used to enhance the photocurrent of BiVO4 photoelectrodes for enhanced solar water splitting.

scholarly journals A nanostructured NiO/cubic SiC p–n heterojunction photoanode for enhanced solar water splitting

2019 ◽  
Vol 7 (9) ◽  
pp. 4721-4728 ◽  
Author(s):  
Jingxin Jian ◽  
Yuchen Shi ◽  
Sebastian Ekeroth ◽  
Julien Keraudy ◽  
Mikael Syväjärvi ◽  
...  
Keyword(s):  
Water Splitting ◽  
Fill Factor ◽  
Photoelectrochemical Water Splitting ◽  
Onset Potential ◽  
Solar Water ◽  
Solar Water Splitting

A 3C-SiC/NiO p–n heterojunction photoanode exhibits a substantially improved photoelectrochemical water-splitting performance in terms of photocurrent, onset potential and fill-factor.

An integrating photoanode consisting of BiVO4, rGO and LDH for photoelectrochemical water splitting

2019 ◽  
Vol 48 (42) ◽  
pp. 16091-16098 ◽  
Author(s):  
Lixia Sun ◽  
Jianhua Sun ◽  
Xiaojun Yang ◽  
Shouli Bai ◽  
Yongjun Feng ◽  
...  
Keyword(s):  
Water Splitting ◽  
Photoelectrochemical Water Splitting ◽  
Photoelectrochemical Properties ◽  
Solar Water ◽  
Electrodeposition Method ◽  
Solar Water Splitting

The photoanode of BiVO4/rGO/NiFe-LDH was fabricated by a facile electrodeposition method, and it showed excellent photoelectrochemical properties for solar water splitting, benefitting from the formation of heterojunctions and the decoration of rGO.

Ni-core CuO-shell fibers produced by electrospinning and electroplating as efficient photocathode materials for solar water splitting

Nanoscale ◽  
2018 ◽  
Vol 10 (20) ◽  
pp. 9720-9728 ◽  
Author(s):  
Hong-Seok Jo ◽  
Min-Woo Kim ◽  
Bhavana Joshi ◽  
Edmund Samuel ◽  
Hyun Yoon ◽  
...  
Keyword(s):  
Water Splitting ◽  
Photoelectrochemical Water Splitting ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Improved Performance

Photocathodes of CuO coated over Ni nanofiber cores provide dramatically improved performance in photoelectrochemical water splitting, compared to CuO alone.

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