Results 21 to 30 of about 18,480 (221)

CeOx as Surface Passivation and Hole Transfer Catalyst Layer Boosting Solar Water Oxidation of ZnFe2O4 Nanorods Photoanode

open access: yesAdvanced Materials Interfaces, 2023
Severe surface photocarrier recombination and poor electronic conductivity are the major factors behind the sluggish photoelectrochemical water oxidation kinetics of the ZnFe2O4 photoanode.
Dipanjan Maity   +7 more
doaj   +1 more source

Graphene-based Materials for Photoanodes in Dye-sensitized Solar Cells

open access: yesFrontiers in Energy Research, 2015
This article reviews the research on the use of graphene and related materials in the photoanode of dye-sensitized solar cells (DSSCs). Graphene-based materials, such as pristine graphene, graphene oxide, and reduced graphene oxide, have properties ...
Xiaoru eGuo, Ganhua eLu, Junhong eChen
doaj   +1 more source

Application of Covalent Organic Frameworks (COFs) as Dyes and Additives for Dye-Sensitized Solar Cells (DSSCs)

open access: yesNanomaterials, 2023
Five Covalent Organic Frameworks (COFs) were synthesized and applied to Dye-Sensitized Solar Cells (DSSCs) as dyes and additives. These porous nanomaterials are based on cheap, abundant commercially available ionic dyes (thionin acetate RIO-43, Bismarck ...
Diogo Inácio   +5 more
doaj   +1 more source

Nanostructured semiconductor materials for dye-sensitized solar cells [PDF]

open access: yes, 2017
Since O'Regan and Grätzel's first report in 1991, dye-sensitized solar cells (DSSCs) appeared immediately as a promising low-cost photovoltaic technology.
Bonomo, Matteo   +4 more
core   +3 more sources

Benchmark performance of low-cost Sb2Se3 photocathodes for unassisted solar overall water splitting [PDF]

open access: yes, 2020
Determining cost-effective semiconductors exhibiting desirable properties for commercial photoelectrochemical water splitting remains a challenge. Herein, we report a Sb2Se3 semiconductor that satisfies most requirements for an ideal high-performance ...
A Fujishima   +48 more
core   +4 more sources

Synergetic Relay Between Atomic Hydrogen and Chlorine Radicals Enables Efficient Nitrate-to-Nitrogen Gas Conversion. [PDF]

open access: yesAdv Sci (Weinh)
Using photoelectrochemical (PEC) deep denitrification technology, a novel synergistic reduction‐oxidation process enables efficient conversion of nitrate (NO3−) to nitrogen (N2), while suppressing key intermediate ammonium (NH4+) and toxic nitrite (NO2−) accumulation.
Wang Y   +11 more
europepmc   +2 more sources

Photoelectrochemical ion concentration polarization : a microfluidic ion filtration system using light-driven electrochemical reactions [PDF]

open access: yes, 2019
We report an ion separation or filtration method used in microchannel called photoelectrochemical ion concentration polarization (pICP). As a variant of faradaic ion concentration polarization (fICP), pICP utilizes TiO₂ photoelectrochemistry to form an ...
Yoon, Eunsoo
core   +1 more source

Solid solutions of rare earth cations in mesoporous anatase beads and their performances in dye-sensitized solar cells [PDF]

open access: yes, 2015
Solid solutions of the rare earth (RE) cations Pr3+, Nd3+, Sm3+, Gd3+, Er3+ and Yb3+ in anatase TiO2 have been synthesized as mesoporous beads in the concentration range 0.1-0.3% of metal atoms.
Cavallo, Carmen   +6 more
core   +1 more source

Photoelectrochemical Enhancement of Graphene@WS2 Nanosheets for Water Splitting Reaction

open access: yesNanomaterials, 2022
Tungsten disulfide nanosheets were successfully prepared by one-step chemical vapor deposition using tungsten oxide and thiourea in an inert gas environment.
Mahmoud Nasr   +9 more
doaj   +1 more source

Photoelectrochemical water splitting: silicon photocathodes for hydrogen evolution [PDF]

open access: yes, 2010
The development of low cost, scalable, renewable energy technologies is one of today's most pressing scientific challenges. We report on progress towards the development of a photoelectrochemical water-splitting system that will use sunlight and water as
Boettcher, Shannon W.   +3 more
core   +1 more source

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