Results 1 to 10 of about 16,880,130 (352)

Effects of Annealing Temperature on the Oxygen Evolution Reaction Activity of Copper–Cobalt Oxide Nanosheets

open access: yesNanomaterials, 2021
Developing high performance, highly stable, and low-cost electrodes for the oxygen evolution reaction (OER) is challenging in water electrolysis technology.
Geul Han Kim   +9 more
doaj   +1 more source

Up-Scalable Fabrication of SnO2 with Multifunctional Interface for High Performance Perovskite Solar Modules

open access: yesNano-Micro Letters, 2021
Tin dioxide (SnO2) has been demonstrated as one of the promising electron transport layers for high-efficiency perovskite solar cells (PSCs). However, scalable fabrication of SnO2 films with uniform coverage, desirable thickness and a low defect density ...
Guoqing Tong   +5 more
doaj   +1 more source

Long-life lithium-sulfur batteries with high areal capacity based on coaxial CNTs@TiN-TiO2 sponge

open access: yesNature Communications, 2021
It is challenging to optimize catalytic heterostructures for lithium sulfur (Li-S) batteries. Here, authors prepare nanometer-scale TiN-TiO2 heterostructures via atomic layer deposition on carbon nanotube sponge to realize stable Li-S batteries with high
Hui Zhang   +4 more
doaj   +1 more source

An Effective D-π-A Type Donor Material Based on 4-Fluorobenzoylacetonitrile Core Unit for Bulk Heterojunction Organic Solar Cells

open access: yesApplied Sciences, 2021
In order to develop new and effective donor materials, a planar donor-π-acceptor (D-π-A) type small organic molecule (SOM), 2-(4-fluorobenzoyl)-3-(5″-hexyl-[2,2′:5′,2″-terthiophen]-5-yl) acrylonitrile, named as H3T-4-FOP, was synthesized by the reaction ...
Shabaz Alam   +5 more
doaj   +1 more source

High performance low-temperature tubular protonic ceramic fuel cells based on barium cerate-zirconate electrolyte

open access: yesElectrochemistry Communications, 2021
An anode-supported tubular protonic ceramic fuel cell with BaCe0.7Zr0.1Y0.2O3-δ electrolyte is fabricated using dip-coating technique. Electrochemical performances of the cell are tested at temperatures from 600 to 200 °C, utilizing humidified H2 (3 vol%
Dan Cao   +4 more
doaj   +1 more source

Recent Advances in Methane Pyrolysis: Turquoise Hydrogen with Solid Carbon Production

open access: yesEnergies, 2022
Beside steam reforming, methane pyrolysis is an alternative method for hydrogen production. ‘Turquoise’ hydrogen with solid carbon is formed in the pyrolysis process, contrary to ‘grey’ or ‘blue’ hydrogen via steam methane reforming, where waste carbon ...
Tamás I. Korányi   +3 more
doaj   +1 more source

Electrodeposition of High-Surface-Area IrO2 Films on Ti Felt as an Efficient Catalyst for the Oxygen Evolution Reaction

open access: yesFrontiers in Chemistry, 2020
Under acidic conditions, IrO2 exhibits high catalytic activity with respect to the oxygen evolution reaction (OER). However, the practical application of Ir-based catalysts is significantly limited owing to their high cost in addition to the scarcity of ...
Yu Jin Park   +11 more
doaj   +1 more source

Photoelectron diffraction investigation of the structure of the clean TiO2(110)(1×1) surface [PDF]

open access: yes, 2007
The surface relaxations of the rutile TiO2(110)(1×1) clean surface have been determined by O 1 s and Ti 2p3∕2 scanned-energy mode photoelectron diffraction. The results are in excellent agreement with recent low-energy electron diffraction (LEED) and
C. L. A. Lamont   +12 more
core   +1 more source

Planar D-π-A Configured Dimethoxy Vinylbenzene Based Small Organic Molecule for Solution-Processed Bulk Heterojunction Organic Solar Cells

open access: yesApplied Sciences, 2020
A new and effective planar D-π-A configured small organic molecule (SOM) of 2-5-(3,5-dimethoxystyryl)thiophen-2-yl)methylene)-1H-indene-1,3(2H)-dione, abbreviated as DVB-T-ID, was synthesized using 1,3-indanedione acceptor and dimethoxy vinylbenzene ...
Shabaz Alam   +5 more
doaj   +1 more source

Surface symmetry energy [PDF]

open access: yesNuclear Physics A, 2003
29 pages, 16 figures; final version - Nuclear Physics A, in ...
openaire   +2 more sources

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