Results 51 to 60 of about 3,808,576 (314)

Synthesis of MnO2–CuO–Fe2O3/CNTs catalysts: low-temperature SCR activity and formation mechanism

open access: yesBeilstein Journal of Nanotechnology, 2019
MnO2–CuO–Fe2O3/CNTs catalysts, as a low-dimensional material, were fabricated by a mild redox strategy and used in denitration reactions. A formation mechanism of the catalysts was proposed. NO conversions of 4% MnO2–CuO–Fe2O3/CNTs catalyst of 43.1–87.9%
Yanbing Zhang   +6 more
doaj   +1 more source

PtNi-W/C with Atomically Dispersed Tungsten Sites Toward Boosted ORR in Proton Exchange Membrane Fuel Cell Devices

open access: yesNano-Micro Letters, 2023
Highlights A hybrid electrocatalyst consisting of PtNi-W alloy nanocrystals loaded on carbon surface with atomically dispersed W sites was realized. Single-atomic W formed protonic acid sites and established an extended proton transport network at the ...
Huawei Wang   +15 more
doaj   +1 more source

Recent Progress in Doped g-C3N4 Photocatalyst for Solar Water Splitting: A Review

open access: yesFrontiers in Chemistry, 2022
Graphitic carbon nitride (g-C3N4) photocatalysis for water splitting is harvested as a fascinating way for addressing the global energy crisis. At present, numerous research subjects have been achieved to design and develop g-C3N4 photocatalysis, and the
Yilong Yang   +5 more
doaj   +1 more source

Analysis of Technical Key Points in Road and Bridge Construction Management [PDF]

open access: yes, 2023
With the rapid development of the country, the overall strength of the country is also increasing. With the rapid development of various industries in the country, more new technologies have been introduced and more new materials have been adopted in ...
Xia, Zhongchao
core   +2 more sources

Identification of novel small molecule inhibitors of ETS transcription factors

open access: yesFEBS Letters, EarlyView.
ETS transcription factors play an essential role in tumourigenesis and are indispensable for sprouting angiogenesis, a hallmark of cancer, which fuels tumour expansion and dissemination. Thus, targeting ETS transcription factor function could represent an effective, multifaceted strategy to block tumour growth. The evolutionarily conserved E‐Twenty‐Six
Shaima Abdalla   +9 more
wiley   +1 more source

Production of sustainable plastering mortar containing waste clay brick aggregates

open access: yesCase Studies in Construction Materials, 2022
Numerous clay bricks produced by the demolition of old buildings occupy large amounts of valuable land resources and cause serious environmental pollution in the process of transportation, landfill and storage.
Zhenhai Xu   +7 more
doaj  

Innovation in construction materials engineering versus sustainable development [PDF]

open access: yesBulletin of the Polish Academy of Sciences Technical Sciences, 2017
AbstractInnovation in construction is presented as a necessary aspect in the answer that the construction industry must provide to solve its negative impact on the environment. Original and innovative research is only part of the work to be accomplished.
D. Van Gemert, Lech Czarnecki
openaire   +2 more sources

How to Build a Wind Turbine: Introducing Fourth Graders to Engineering in KidWind Project [PDF]

open access: yes, 2019
With colored construction paper, Styrofoam cups, coffee filters, cereal boxes, empty toilet paper rolls, and straws splayed across the desks, Mrs. McCanna’s fourth grade classroom filled with excited chatter as her students constructed small-scale wind ...
Dell\u27Agnese, Courtney
core   +1 more source

Spot‐14 and its paralog Spot‐14R regulate expression of metabolic and thermogenic pathway genes in murine brown and beige adipocytes

open access: yesFEBS Letters, EarlyView.
Spot‐14 and Spot‐14R play distinct roles in regulating metabolism in brown and beige adipocytes. While both influence lipid and glucose pathways, Spot‐14 uniquely controls thermogenic gene expression. This dual regulation balances energy storage and heat production, highlighting potential therapeutic targets for obesity and metabolic disorders. Spot 14
Lidia Itzel Castro‐Rodríguez   +3 more
wiley   +1 more source

New Cement-Based Materials for Engine Construction

open access: yesJournal of Engineering for Gas Turbines and Power, 1987
A study of new and unconventional materials for use in engine construction highlighted several interesting developments. One which stood out as providing useful physical properties at low cost was the cement-based material known as NIMS. A design study for a cylinder block molded from this material was undertaken and a novel construction method devised.
openaire   +3 more sources

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