Zobrazeno 1 - 10
of 629
pro vyhledávání: '"Yan‐Feng Chen"'
Publikováno v:
ACS Omega, Vol 9, Iss 1, Pp 1894-1903 (2023)
Externí odkaz:
https://doaj.org/article/4d5737424e554fab9844615659b72d35
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-9 (2023)
Abstract In 1917, Einstein considered stimulated photon emission of electron radiation, offering the theoretical foundation for laser, technically achieved in 1960. However, thermal phonons along with heat creation of non-radiative transition, are in
Externí odkaz:
https://doaj.org/article/e7ee298115164e759ffd261c8989ab79
Autor:
Yan‐Feng Chen, Ze‐Guo Chen, Hao Ge, Cheng He, Xin Li, Ming‐Hui Lu, Xiao‐Chen Sun, Si‐Yuan Yu, Xiujuan Zhang
Publikováno v:
Interdisciplinary Materials, Vol 2, Iss 2, Pp 179-230 (2023)
Abstract The last 20 years have witnessed growing impacts of the topological concept on the branches of physics, including materials, electronics, photonics, and acoustics. Topology describes objects with some global invariant property under continuo
Externí odkaz:
https://doaj.org/article/2be4d6e2a35646c9beffe8cb07fa1bcc
Autor:
Jian-Chang Jin, Shuang Liang, Shang-Xiong Qi, Ping Tang, Jian-Xin Chen, Quan-Sheng Chen, Yan-Feng Chen, Jun-Feng Yin, Yong-Quan Xu
Publikováno v:
Frontiers in Nutrition, Vol 10 (2023)
IntroductionInstant teas are particularly rich in tea polyphenols and caffeine and have great potential as food ingredients or additives to improve the quality of food and enhance their nutritional and commercial value.MethodsTo determine the relatio
Externí odkaz:
https://doaj.org/article/1e0b3d73e2a64d46aee09291241785ab
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-8 (2023)
Here the authors investigate a comprehensive topological phase diagram of bilayer hexagonal acoustic lattice, including ideal quantum spin Hall phase with gapless helical edge states. They realize a broadband topological slow wave.
Externí odkaz:
https://doaj.org/article/7b992b00fdfb42998cbaad1164ebb273
Autor:
Ji-Qian Wang, Zi-Dong Zhang, Si-Yuan Yu, Hao Ge, Kang-Fu Liu, Tao Wu, Xiao-Chen Sun, Le Liu, Hua-Yang Chen, Cheng He, Ming-Hui Lu, Yan-Feng Chen
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
Here the authors provide experimental evidence of extended topological valley-locked states. By splicing together Dirac semimetals and topological insulators, they demonstrate reduced backscattering and enhanced matching of SAW with interdigital tran
Externí odkaz:
https://doaj.org/article/3943b4c342d04720b5856815de95e304
Publikováno v:
Research, Vol 6 (2023)
Classical-wave topological materials lacking intrinsic half-integer spins are less robust while more tunable. Here, we explore a single 3-dimensional phononic topological crystalline insulator that simultaneously exhibits a whole family of first-orde
Externí odkaz:
https://doaj.org/article/2a80737274c6466baaf49e0545221eeb
Publikováno v:
Advances in Physics: X, Vol 7, Iss 1 (2022)
The past decades have witnessed the flourishing of non-Hermitian physics in non-conservative systems, leading to unprecedented phenomena of unidirectional invisibility, enhanced sensitivity and more recently the novel topological features such as bul
Externí odkaz:
https://doaj.org/article/7ada60ad77ae4750be473fafbd433949
Publikováno v:
Micromachines, Vol 14, Iss 7, p 1341 (2023)
This paper proposes a method to realize ideal lithium niobate (LiNbO3) A1 resonators. By introducing subwavelength through-holes between the interdigital transducer (IDT) electrodes on the LiNbO3 surface, all unfavorable spurious modes of the resonat
Externí odkaz:
https://doaj.org/article/16a3f1df6e65472ead6f8198e651291a
Autor:
Yang-Yang Lv, Jinlong Xu, Shuang Han, Chi Zhang, Yadong Han, Jian Zhou, Shu-Hua Yao, Xiao-Ping Liu, Ming-Hui Lu, Hongming Weng, Zhenda Xie, Y. B. Chen, Jianbo Hu, Yan-Feng Chen, Shining Zhu
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
Weyl semimetals have interesting band-structure features that lead to unique properties. Here, the authors observe and study high-harmonic generation in type-II Weyl semimetal β-WP2 crystals.
Externí odkaz:
https://doaj.org/article/f27e3a27ea1c4a8fb1a5f15bb9fd2481