Results 1 to 10 of about 59,397 (301)

Synergistic combination of a Co-doped σ-MnO2 cathode with an electrolyte additive for a high-performance aqueous zinc-ion battery

ChemPhysMater, 2023
The key challenges in aqueous zinc-manganese dioxide batteries (MnO2//Zn) are their poor electrochemical kinetics and stability, which are mainly due to low conductivity and the inevitable dissolution of MnO2.
Shuhua Yang, Le Zhang, Mengjiao Luo, Yanwei Cui, Jieqiang Wang, Degang Zhao, Chao Yang, Xiutong Wang, Bingqiang Cao   +8 more
doaj   +1 more source

Controllable Synthesis of N₂-Intercalated WO₃ Nanorod Photoanode Harvesting a Wide Range of Visible Light for Photoelectrochemical Water Oxidation

Molecules, 2023
A highly efficient visible-light-driven photoanode, N2-intercalated tungsten trioxide (WO3) nanorod, has been controllably synthesized by using the dual role of hydrazine (N2H4), which functioned simultaneously as a structure directing agent and as a ...
Dong Li, Boyang Lan, Hongfang Shen, Caiyun Gao, Siyu Tian, Fei Han, Zhanlin Chen   +6 more
doaj   +1 more source

Iron Modified Titanate Nanotube Arrays for Photoelectrochemical Removal of E. coli

Nanomaterials, 2021
This study used iron modified titanate nanotube arrays (Fe/TNAs) to remove E. coli in a photoelectrochemical system. The Fe/TNAs was synthesized by the anodization method and followed by the square wave voltammetry electrochemical deposition (SWVE ...
Chia-Hung Chen, Yen-Ping Peng, Ming-Hsun Lin, Ken-Lin Chang, Yung-Chang Lin, Jian Sun   +5 more
doaj   +1 more source

Shape-Controlled TiO₂ Nanomaterials-Based Hybrid Solid-State Electrolytes for Solar Energy Conversion with a Mesoporous Carbon Electrocatalyst

Nanomaterials, 2021
One-dimensional (1D) titanium dioxide (TiO2) is prepared by hydrothermal method and incorporated as nanofiller into a hybrid polymer matrix of polyethylene glycol (PEG) and employed as a solid-electrolyte in dye-sensitized solar cells (DSSCs). Mesoporous
Seung Man Lim, Juyoung Moon, Uoon Chul Baek, Jae Yeon Lee, Youngjin Chae, Jung Tae Park   +5 more
doaj   +1 more source

Improving Photoelectrochemical Activity of Magnetron-Sputtered Double-Layer Tungsten Trioxide Photoanodes by Irradiation with Intense Pulsed Ion Beams

Nanomaterials, 2022
The photoelectrochemical (PEC) activity of metal oxide photoelectrodes for water-splitting applications can be boosted in several different ways. In this study, we showed that PEC activity can be significantly improved with a double-layer (crystalline ...
Alshyn Abduvalov, Marat Kaikanov, Timur Sh. Atabaev, Alexander Tikhonov   +3 more
doaj   +1 more source

Considerations for the Accurate Measurement of Incident Photon to Current Efficiency in Photoelectrochemical Cells

Frontiers in Energy Research, 2022
In this paper we review some of the considerations and potential sources of error when conducting Incident Photon to Current Efficiency (IPCE) measurements, with focus on photoelectrochemical (PEC) cells for water splitting.
David S. Ellis, Yifat Piekner, Daniel A. Grave, Daniel A. Grave, Patrick Schnell, Patrick Schnell, Avner Rothschild   +6 more
doaj   +1 more source

Photoelectrochemical Lithium Extraction

Nano Energy, 2023
The direct conversion of solar energy to valuable chemicals by mimicking the photosynthesis of natural leaves, known as artificial leaves, is promising for utilizing renewable energy. Herein, we demonstrate the successful extraction of lithium (Li) from natural brine using a photoelectrochemical (PEC) system, combined with a Li-selective membrane ...
Hao Huang, Zhen Li, Zhongxiao Li, Bilawal Khan, Kuo-Wei Huang, Zhiping Lai, Jr-Hau He   +6 more
openaire   +2 more sources

A Review of Redox Electrolytes for Supercapacitors

Frontiers in Chemistry, 2020
Supercapacitors (SCs) have attracted widespread attention due to their short charging/discharging time, long cycle life, and good temperature characteristics. Electrolytes have been considered as a key factor affecting the performance of SCs.
Le Zhang, Shuhua Yang, Jie Chang, Degang Zhao, Jieqiang Wang, Chao Yang, Bingqiang Cao, Bingqiang Cao   +7 more
doaj   +1 more source

Fabrication of an Efficient N, S Co-Doped WO₃ Operated in Wide-Range of Visible-Light for Photoelectrochemical Water Oxidation

Nanomaterials, 2022
In this work, a highly efficient wide-visible-light-driven photoanode, namely, nitrogen and sulfur co-doped tungsten trioxide (S-N-WO3), was synthesized using tungstic acid (H2WO4) as W source and ammonium sulfide ((NH4)2S), which functioned ...
Dong Li, Fachao Wu, Caiyun Gao, Hongfang Shen, Fei Han, Fenglan Han, Zhanlin Chen   +6 more
doaj   +1 more source

Photoelectrochemical Stripping Analysis [PDF]

Analytical Chemistry, 2018
Electrochemical stripping analysis (ECSA) is a promising method for metal ions detection. However, the low sensitivity and poor reproducibility limits its practical applications. The combination with other powerful detection techniques to address these concerns is highly desirable.
Yanmei Xin, Zhonghai Zhang
openaire   +2 more sources