PHONONS

作品数:114被引量:76H指数:4
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相关作者:程国峰更多>>
相关机构:景德镇陶瓷大学中国科学院南京工业大学更多>>
相关期刊:《Science China Materials》《Science China(Physics,Mechanics & Astronomy)》《Optoelectronics Letters》《Journal of Rare Earths》更多>>
相关基金:国家自然科学基金国家重点基础研究发展计划河南省自然科学基金中国博士后科学基金更多>>
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Observation of Topological Nodal-Ring Phonons in Monolayer Hexagonal Boron Nitride
《Chinese Physics Letters》2025年第2期206-228,共23页Zhiyu Tao Yani Wang Shuyi He Jiade Li Siwei Xue Zhibin Su Jiatao Sun Hailin Peng Jiandong Guo Xuetao Zhu 
supported by the National Key R&D Program of China(Grant No.2022YFA1403000,X.Z.;No.2021YFA1400200,X.Z.;No.2022YFA1204900,H.P.;and No.2020YFA0308800,J.S.);the National Natural Science Foundation of China(Grant No.12274446,X.Z.;No.12374172,J.S.;No.11974045,J.S.;No.61888102,J.S.);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB33000000,J.G.&X.Z.)。
Topological physics has evolved from its initial focus on fermionic systems to the exploration of bosonic systems,particularly phononic excitations in crystalline materials.Two-dimensional(2D)topological phonons emerg...
关键词:spectroscopy TOPOLOGICAL HEXAGONAL 
Energy conversion materials need phonons
《The Innovation》2024年第6期25-26,共2页Dandan Ma Yuzhe Ma Jinfu Ma Qun Yang Claudia Felser Guowei Li 
financially supported by the National Natural Science Foundation of China(52271194);the Ningbo Yongjiang Talent Introduction Programme(2022A-090-G);the Hundred Talents Programs in Chinese Academy of Science,the Natural Science Foundation of Ningxia Province(2022AAC02044);the European Research Council(742068“TOPMAT”);the International Sci-tech Cooperation Projects under the“Innovation Yongjiang 2035”Key R&D Programme,and the Max Planck Partner Group program.
Phonons,as bosonic particles unaffected by the Pauli exclusion principle or the Fermi level,are fundamental to understanding the physical properties of solid materials.Their interactions with electrons and the crystal...
关键词:MATERIALS PROCESSES FERMI 
H_(3)Se in the Imˉ3m Phase:High-Pressure Superconductor with T_(c) Reaching 200K at 64GPa Mediated by Anharmonic Phonons
《Chinese Physics Letters》2024年第12期159-165,共7页Yao Ma Mingqi Li Wenjia Shi Vei Wang Pugeng Hou Mi Pang 
Natural Science Foundation Project(Grant No.20230101280JC)of Jilin Provincial Department of Science and Technology.
Hydrogen-based compounds have attracted significant attention in recent years due to the discovery of conventional superconductivity with high critical temperature under high pressure,rekindling hopes for finding room...
关键词:HARMONIC critical SUPERCONDUCTOR 
Spin Dynamics and Phonons in Chromites CoCr_(2)O_(4)and MnCr_(2)O_(4)
《Chinese Physics Letters》2024年第11期190-201,共12页Wei Xu Gaoting Lin Mingfang Shu Jinlong Jiao Jinfeng Zhu Qingyong Ren Manh Duc Le Xuan Luo Yuping Sun Yi Liu Zhe Qu Haidong Zhou Shang Gao Jie Ma 
the financial support from the National Key Research and Development Program of China(Grant No.2022YFA1402702);the National Science Foundation of China(Grant Nos.U2032213 and 12004243);the National Science Foundation of China(Grant No.12274412);the Interdisciplinary Program of Wuhan National High Magnetic Field Center(Grant No.WHMFC 202122);Huazhong University of Science and Technology;the support from the National Natural Science Foundation of China(Grant No.52101236);Guangdong Basic and Applied Basic Research Foundation(Grant No.2021B1515140014);the Guangdong Provincial Key Laboratory of Extreme Conditions;financial support from the National Key Research and Development Program of China(Grant Nos.2021YFA1600201 and 2023YFA1607402);the support of NSF-DMR-2003117;supported by a beamtime allocation RB1910163 from the Science and Technology Facilities Council。
Spinel compounds are of great interest in both fundamental and application-oriented perspectives due to the geometric magnetic frustration inherent to their lattice and the resulting complex magnetic states.Here,we ap...
关键词:exchange PRECISE EXCITATION 
Identifying the effect of photo-generated carriers on the phonons in rutile TiO_(2) through Raman spectroscopy
《Chinese Physics B》2024年第11期422-428,共7页Zheng Wang Min Liao Guihua Wang Meng Zhang 
Project supported by the National Natural Science Foundation of China(Grant Nos.52122008,51978024,and 52370003);the Science and Technology and Innovation Commission of Shen Zhen Municipality(Grant No.JCYJ20200109105212568).
Investigating lattice vibrations through Raman spectroscopy is a crucial method for studying crystalline materials.Carriers can interact with lattices and influence lattice vibrations;thus,it is feasible to study the ...
关键词:Raman spectroscopy photo-generated carriers rutile TiO_(2) PHONONS 
Single pair of charge-2 Dirac and charge-2Weyl phonons in GeO_(2)
《Chinese Physics B》2024年第10期141-145,共5页Dong-Chang He Jia-Xi Liu Pei-Tao Liu Jiang-Xu Li Xing-Qiu Chen 
supported by the National Key R&D Program of China(Grant No.2021YFB3501503);the National Natural Science Foundation of China(Grant No.51474202);Network and Information Foundation of CAS(Grant No.CAS-WX2021SF-0102);the Key Project of Chinese Academy of Sciences(Grant No.ZDRW-CN-2021-2-5);J.X.Li also acknowledges the funding from China Postdoctoral Science Foundation(Grant Nos.2022T150660 and 2021M700152).
The presence of a pair of Weyl and Dirac points(WP-DP)in topological semimetal states is intriguing and sought after due to the effects associated with chiral topological charges.However,identifying these states in re...
关键词:ological phonon Weyl points Dirac points 
On the Vacuum Hydrodynamics of Moving Bodies—The Theory of General Singularity
《Journal of High Energy Physics, Gravitation and Cosmology》2024年第3期875-905,共31页Alessandro Rizzo 
The Theory of General Singularity is presented, unifying quantum field theory, general relativity, and the standard model. This theory posits phonons as fundamental excitations in a quantum vacuum, modeled as a Bose-E...
关键词:Planck Mass GRAVITY Light PHONONS Phononic Field Vacuum Hydrodynamics Bose-Einstein Condensate PHONONS Quantum Vacuum Unification GRAVITY Dark Matter Dark Energy Theory of General Singularity 
Systematic assessment of various universal machine-learning interatomic potentials
《Materials Genome Engineering Advances》2024年第3期59-70,共12页Haochen Yu Matteo Giantomassi Giuliana Materzanini Junjie Wang Gian-Marco Rignanese 
supported by the National Key Research and Development Program of China(2022YFE0141100 and 2023YFB3003005).
Machine-learning interatomic potentials have revolutionized materials modeling at the atomic scale.Thanks to these,it is now indeed possible to perform simulations of ab initio quality over very large time and length ...
关键词:formation energy geometry optimization machine learning phonons universal machine-learning interatomic potentials VERIFICATION 
Wide frequency phonons manipulation in Si nanowire by introducing nanopillars and nanoparticles
《Chinese Physics B》2024年第4期78-84,共7页李亚涛 刘英光 李鑫 李亨宣 王志香 张久意 
Project supported by the National Natural Science Foundation of China (Grant No.52076080);the Natural Science Foundation of Hebei Province of China (Grant No.E2020502011)。
The combination of different nanostructures can hinder phonons transmission in a wide frequency range and further reduce the thermal conductivity(TC).This will benefit the improvement and application of thermoelectric...
关键词:resonant structure NANOPARTICLES NANOPILLARS phonon transport thermal conductivity 
Full-landscape selection rules of electrons and phonons and temperature-induced effects in 2D silicon and germanium allotropes
《npj Computational Materials》2024年第1期3248-3261,共14页Le Shu Yujie Xia Ben Li Lei Peng Hezhu Shao Zengxu Wang Yan Cen Heyuan Zhu Hao Zhang 
supported by the Shanghai Municipal Natural Science Foundation under Grant Nos.19ZR1402900.
The electron-phonon(el-ph)and phonon-phonon interactions play crucial roles in determining the electronic and thermal transport properties of materials.Using the group theory and ab-initio calculations,we have derived...
关键词:PHONON finally MAXIMAL 
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