Zobrazeno 1 - 10
of 1 979
pro vyhledávání: '"HFC"'
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 5, Pp 590-601 (2024)
Ultra-high-temperature ceramic nanowires have shown increasing potential for use as thermal structural components. Herein, novel single-crystal Hf0.5Ta0.5C solid solution nanowires were synthesized and incorporated with a HfC coating to construct a r
Externí odkaz:
https://doaj.org/article/4c48f967d13e47f28e7624c4beb7956c
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 5, Pp 171-178 (2024)
C/C-HfC composites with a density of 2.14 g/cm3 was successfully prepared using an inorganic hafnium solution as a precursor via chemical vapor infiltration (CVI) and precursor infiltration pyrolysis (PIP) methods, and its microstructure and composit
Externí odkaz:
https://doaj.org/article/f83f12d7793e41f7ac0f4faf9f8cd286
Publikováno v:
Journal of Materiomics, Vol 11, Iss 2, Pp 100879- (2025)
HfCSiC-modified carbon/carbon composite (C/C–HfCSiC) sharp leading edges (SLEs) were prepared via precursor infiltration and pyrolysis for potential hypersonic applications. The effect of SiC proportion on the ablation behavior of the SLEs un
Externí odkaz:
https://doaj.org/article/b1687bb5f9a6447790ec042ab5e88120
Autor:
Rizvi, Zaigham
Publikováno v:
Housing Finance International. Autumn2018, Vol. 33 Issue 1, p6-10. 5p.
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Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 160, Iss , Pp 110094- (2024)
The UK government plans to phase out pure diesel trains by 2040 and fully decarbonize railways by 2050. Hydrogen fuel cell (HFC) trains, electrified trains using pantographs (Electrified Trains), and battery electric multiple unit (BEMU) trains are c
Externí odkaz:
https://doaj.org/article/29035114c84640b7b250f4cd9818af46
Publikováno v:
Energy Reports, Vol 10, Iss , Pp 1575-1588 (2023)
The economic operation of the integrated energy system faces the problems of coupling between energy production and conversion equipment in the system and the imbalance of various energy demands. Therefore, taking system safety as the constraint and
Externí odkaz:
https://doaj.org/article/cc294eb68f884adcaf0134ed760a6ced
Autor:
Pauline Spaeter, Corentin Gay, Nassima Chenikha, Ghouti Medjahdi, Anne Vernière, Christophe Rapin, Lionel Aranda, Patrice Berthod
Publikováno v:
Corrosion and Materials Degradation, Vol 4, Iss 4, Pp 528-541 (2023)
A conventionally cast CoNiFeMn0.5Cr1.5 alloy and two versions with 0.25 C & 3.7 Ta or 0.25 C & 3.7 Hf were tested in oxidation at 1000 °C for 50 h with thermogravimetric recording of the oxidation kinetic. In all cases, the obtained mass gain curve
Externí odkaz:
https://doaj.org/article/141bbf78f27f433da1e91ac1730d115f
Publikováno v:
Energies, Vol 17, Iss 13, p 3205 (2024)
To further optimize the low-carbon economy of the integrated energy system (IES), this paper establishes a two-stage P2G hydrogen-coupled electricity–heat–hydrogen–gas IES with carbon capture (CCS). First, this paper refines the two stages of P
Externí odkaz:
https://doaj.org/article/eab45395fec04ced86d5dc10bcbc4de1
Publikováno v:
Gels, Vol 10, Iss 5, p 292 (2024)
Aerogels, as a new type of high-temperature-resistant insulation material, find extensive application in aerospace, high-temperature industrial furnaces, new energy batteries, and various other domains, yet still face some limitations such as inadequ
Externí odkaz:
https://doaj.org/article/d1a6c34c2a6d453e9210a2e21c18b987