Zobrazeno 1 - 10
of 246
pro vyhledávání: '"Zhikai CHEN"'
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
Ammonia (NH₃) is a crucial industrial raw material, but the traditional Haber-Bosch process is energy-intensive and highly polluting. Electrochemical methods for synthesizing ammonia using nitric oxide (NO) as a precursor offer the advantages of op
Externí odkaz:
https://doaj.org/article/e23c592c19994866934b13d4b114f196
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
5-Hydroxymethylfurfural (HMF), serving as a versatile platform compound bridging biomass resource and the fine chemicals industry, holds significant importance in biomass conversion processes. The electrooxidation of HMF plays a crucial role in yield
Externí odkaz:
https://doaj.org/article/627b6de25c934dab9295143987e4a560
Publikováno v:
Energies, Vol 17, Iss 20, p 5049 (2024)
Reducing heat and improving the overall operation stability of the motor play a key role in the design of a starting engine. This paper focuses on the loss and thermal analysis of a permanent magnet (PM) brushless machine used in starter generators.
Externí odkaz:
https://doaj.org/article/bf786084f14f4bc485c14612763388cc
Publikováno v:
Energies, Vol 17, Iss 20, p 5124 (2024)
The starter generator is the key component of the aircraft’s starter generation system. A high power density, efficiency, and reliability are essential for an aircraft’s starter generator. The configuration of the windings is closely related to t
Externí odkaz:
https://doaj.org/article/36c6bb70592647b18f834dea90e74867
Autor:
Xingran Li, Pengfei Jiang, Minghao Nie, Zhenglin Liu, Mengqi Liu, Yiming Qiu, Zhikai Chen, Zhihui Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 4770-4783 (2023)
The unique mechanism of toughness enhancement found in natural materials has served as inspiration for the development of a new generation of dissimilar metal materials (DMMs). Here we present a bionic mechanical interlocking structure strategy that
Externí odkaz:
https://doaj.org/article/1478dc1141874cf7b56ea5a8c83f0814
Publikováno v:
网络与信息安全学报, Vol 9, Pp 134-143 (2023)
Sarcasm is a complex implicit emotion that poses a significant challenge in sentiment analysis, particularly in social network sentiment analysis.Effective sarcasm detection holds immense practical significance in the analysis of network public opini
Externí odkaz:
https://doaj.org/article/f73b64318d1f44f280c044ff0c63d70f
Publikováno v:
SusMat, Vol 3, Iss 1, Pp 21-43 (2023)
Abstract Catalytic conversion of biomass‐based platform chemicals is one of the significant approaches to utilize renewable biomass resources. 2,5‐Furandicarboxylic acid (FDCA), obtained by an electrocatalytic oxidation of 5‐hydroxymethylfurfur
Externí odkaz:
https://doaj.org/article/49f273e09d2a45b7a25e734198600f14
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 246-259 (2022)
In this work, wall-shaped NiTi components were fabricated by cold metal transfer (CMT) based wire arc additive manufacturing (WAAM) with optimized depositing speed. The microstructure, mechanical properties, and wear performance of the as-fabricated
Externí odkaz:
https://doaj.org/article/58816a94d4894401ab0116aac4a7971a
Publikováno v:
Frontiers in Chemistry; 2024, p01-08, 8p
Publikováno v:
Shanghai Jiaotong Daxue xuebao, Vol 55, Iss 11, Pp 1429-1437 (2021)
Aimed at the reconstruction problem of foreign large-scale warships, the spacing and minimum plate thickness of some profiles of large-scale warships are obtained by adopting the grey theory method and taking the data in the design code of warships a
Externí odkaz:
https://doaj.org/article/0b87c19e15b643b6ac40cd5c6099676d