Zobrazeno 1 - 10
of 390
pro vyhledávání: '"Yujin Wang"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2945-2960 (2024)
Novel plate-like (Ti, Zr)B2 toughened (Zr, Ti, W, Ta)C medium-entropy ceramics were designed based on the atomic scale, nanoscale, and microscale, and prepared via the in-situ reaction hot-pressing adopting (Ti, W, Ta)C and ZrB2 powders. The multipha
Externí odkaz:
https://doaj.org/article/efc194c453fd4b79a13ee669f3e746d2
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 5, Pp 679-688 (2024)
Phase decomposition can effectively enhance the mechanical properties of carbide ceramics and can overcome the difficulty of enhancing the mechanical properties of single-phase multicomponent carbide ceramics. In this work, a series of nonstoichiomet
Externí odkaz:
https://doaj.org/article/0296ffab895547f3b41deee385f104bd
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 5, Pp 689-698 (2024)
To address the relatively mediocre mechanical properties of single-phase multi-component carbide ceramics, a phase transition from a single phase to multiple phases was proposed to achieve superior mechanical properties. A series of (TiZrVxNb)C0.8 ce
Externí odkaz:
https://doaj.org/article/bb7c0209be83427885b5537468281e1d
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 8822-8840 (2024)
The fully dense Ti3SiC2-(Ti, Zr)B2 toughened (Ti, Zr)C-based composites were fabricated at 1400–1600 °C for the first time by dual in situ reactions hot-pressing with TiC, ZrB2, and Si as the initial powders. The influence of ZrB2, Si content and
Externí odkaz:
https://doaj.org/article/36a6e583849b42ed8606899864b09407
Publikováno v:
JMIR Public Health and Surveillance, Vol 10, Pp e51883-e51883 (2024)
Abstract BackgroundThe relation between climate change and human health has become one of the major worldwide public health issues. However, the evidence for low-latitude plateau regions is limited, where the climate is unique and diverse with a com
Externí odkaz:
https://doaj.org/article/78dafc53c00b4092b933394235fb9c50
Autor:
Qian Deng, Yuelan Gao, Yujin Wang, Jiewen Mao, Yulin Yan, Zixian Yang, Yuyu Cong, Yanning Yang, Shanshan Wan
Publikováno v:
Frontiers in Pharmacology, Vol 15 (2024)
BackgroundCorneal neovascularization (CNV) is a sight-threatening condition that necessitates epigenetic control. The role of lysine-specific demethylase 1 (LSD1) in CNV remains unclear, despite its established significance in tumor angiogenesis regu
Externí odkaz:
https://doaj.org/article/a222f0ccb87b49c3b366254c3b2e2dd6
Publikováno v:
Advances in Mechanical Engineering, Vol 16 (2024)
With aim to reduce the energy consumption, a trajectory planning method is presented for a closed five-bow-shaped bar linkage, which can be propelled itself by morphing configuration. The objective herein is to optimize the driving joints trajectorie
Externí odkaz:
https://doaj.org/article/70633e94b3ef4fe98deb0d5b8d427282
Publikováno v:
BMC Ecology and Evolution, Vol 23, Iss 1, Pp 1-15 (2023)
Abstract Background The Hengduan Mountains (HDM) are one of the major global biodiversity hotspots in the world. Several evolutionary scenarios, especially in-situ diversification, have been proposed to account for the high species richness of temper
Externí odkaz:
https://doaj.org/article/a3655ceabc5149708a252dcbbb800d0d
Publikováno v:
BMC Cardiovascular Disorders, Vol 23, Iss 1, Pp 1-6 (2023)
Abstract Background Chronic coronary syndrome (CCS) is a major public health burden; its pathogenesis involves atherosclerosis and endothelial dysfunction. Endothelin-1 (ET-1) and nitric oxide (NO) are vasoactive substances synthesized by endothelial
Externí odkaz:
https://doaj.org/article/4b18cd27d8d34aadac1f28dc0a6d71d5
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 6744-6755 (2023)
The oxidation behavior and kinetics of (Zr, Ti)(C, N)–SiC ceramics subjected to a temperature of 850 °C-950 °C (typical operating temperatures range of Generation-IV nuclear reactors) for 1–4 h are investigated via X-ray diffraction, scanning e
Externí odkaz:
https://doaj.org/article/45c91ea292e84b9ea4c983154e081991