Results 71 to 80 of about 18,699 (234)

Highly‐Conductive and Micro‐Structured Transparent Glass Substrates for Efficient and Scalable Photoelectrochemical Applications

open access: yesAdvanced Science, EarlyView.
This work paves the way for practical photoelectrochemical water splitting devices by addressing key upscaling challenges related to substrate conductivity, absorber inhomogeneity, and mass transfer limitations. Integrated improvements in substrate engineering, material processing, device architecture, and operational conditions allow the development ...
Telmo da Silva Lopes   +7 more
wiley   +1 more source

Sulfur-Modulated Tin Sites Enable Highly Selective Electrochemical Reduction of CO2 to Formate [PDF]

open access: yes, 2017
Electrochemical reduction of carbon dioxide (CO2RR) to formate provides an avenue to the synthesis of value-added carbon-based fuels and feedstocks powered using renewable electricity.
Banis, MN   +17 more
core   +2 more sources

Novel and Promising Preparation of an Efficient Hematite Photoanode for Oxygen Evolution Reaction

open access: yesInternational Journal of Electrochemical Science, 2020
Iron(III) oxide (Fe2O3) has been recognized as a photoanode capable of water oxidation to dioxygen. For producing the efficient performance of Fe2O3 photoanode, the short-range diffusion of hole carriers and the ease of carrier recombination are the ...
Takahiro Murakami, Toshiyuki Abe
doaj   +1 more source

Tuning Defects in Ni‐Doped Maghemite for Enhanced Solar Driven Oxygen Evolution: Insights From Operando X‐Ray Spectroscopies

open access: yesAdvanced Science, EarlyView.
ABSTRACT Maghemite (γ$\gamma$‐Fe2${\rm Fe}_2$O3${\rm O}_{3}$) is a promising non‐precious‐metal‐containing photocatalyst for water oxidation (OER). Despite being less studied than Hematite, it offers similar corrosion resistance and a favorable band structure, along with higher conductivity and the advantage of an adaptable spinel structure.
Francesco Paparoni   +6 more
wiley   +1 more source

Progress in Nanoporous Templates: Beyond Anodic Aluminum Oxide and Towards Functional Complex Materials [PDF]

open access: yes, 2019
Successful synthesis of ordered porous, multi-component complex materials requires a series of coordinated processes, typically including fabrication of a master template, deposition of materials within the pores to form a negative structure, and a third
Nonnenmann, Stephen S., Zhou, Zimu
core   +3 more sources

Metals Doped TiO2 Nanoparticle as an Efficient Photoelectrode in Dye-Sensitized Solar Cells: A Review [PDF]

open access: yesNanochemistry Research
Dye synthesis solar cells (DSSCs) are one of the most promising third-generation solar cells due to their simple fabrication, low cost, and chemical versatility.
Asmaa Al-Baitai   +3 more
doaj   +1 more source

Mesoporous TiO2 spheres as a photoanodic material in dye-sensitized solar cells [PDF]

open access: yesProcessing and Application of Ceramics, 2018
Mesoporous TiO2 films with spherical architectures and promising performance in dye-sensitized solar cells (DSSCs) were prepared. The morphology of the films was investigated by scanning electron microscopy.
Nikola Tasić   +7 more
doaj   +1 more source

Dipole‐Manipulated Built‐In Electric Field Enables Ultrafast Charge Separation in Perylene Diimide Polymers for Photoelectrochemical Water Splitting

open access: yesAdvanced Science, EarlyView.
Molecular dipole engineering in dendritic perylene diimide polymers through nitrogen‐rich heterocyclic linkers amplifies the built‐in electric field, enabling sub‐picosecond charge separation and efficient multi‐electron accumulation. This structure–dynamics–performance relationship establishes a versatile design strategy for high‐performance organic ...
Ying‐Xin Qiao   +11 more
wiley   +1 more source

Optical power model of a laser bar diode [PDF]

open access: yes, 2018
This article proposes a modelling method for laser diodes optical output power including its dependency on temperature. The device used for this study is a 40 W Monocrom's diode, with 808 nm wavelength emitted light and with a 19 emitters CS mount laser ...
Borràs Cristòfol, Ramon   +3 more
core   +1 more source

Porphyrins‐Assisted Cocatalyst Engineering with CoOV Bond in BiVO4 Photoanode for Efficient Oxygen Evolution Reaction

open access: yesAdvanced Science, 2023
The application of photoelectrochemical (PEC) water splitting is limited by the sluggish surface oxygen evolution reaction (OER) kinetics. OER kinetics can be effectively improved through cocatalyst engineering.
Linxing Meng   +4 more
doaj   +1 more source

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