Distinct surface and bulk charge density waves in ultrathin 1T-TaS2 | |
He, Rui1; Okamoto, Junichi2; Ye, Zhipeng1; Ye, Gaihua1; Anderson, Heidi1; Dai, Xia3; Wu, Xianxin3; Hu, Jiangping4; Liu, Yu5; Lu, Wenjian5 | |
刊名 | PHYSICAL REVIEW B |
2016-11-14 | |
卷号 | 94期号:20页码:1-6 |
DOI | 10.1103/PhysRevB.94.201108 |
文献子类 | Article |
英文摘要 | We employ low-frequency Raman spectroscopy to study the nearly commensurate (NC) to commensurate (C) charge density wave (CDW) transition in 1T-TaS2 ultrathin flakes protected from oxidation. We identify additional modes originating from C-phase CDW phonons that are distinct from those seen in bulk 1T-TaS2. We attribute these to CDW modes from the surface layers. By monitoring individual modes with temperature, we find that surfaces undergo a separate, low-hysteresis NC-C phase transition that is decoupled from the transition in the bulk layers. This indicates the activation of a secondary phase nucleation process in the limit of weak interlayer interaction, which can be understood from energy considerations. |
WOS关键词 | TRANSITION-METAL DICHALCOGENIDES ; MOTT-INSULATING STATE ; X-RAY ; PHASE ; DISCOMMENSURATIONS ; TRANSFORMATIONS ; NUCLEATION ; MICROSCOPY |
WOS研究方向 | Physics |
语种 | 英语 |
WOS记录号 | WOS:000387892800001 |
资助机构 | National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; National Science Foundation [NSF, RUI Grant](DMR-1410496) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; 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National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; 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Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; National Science Foundation [NSF, CAREER Grant](DMR-1552482) ; 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American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; American Chemical Society Petroleum Research Fund(53401-UNI10) ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; UNI Faculty Summer Fellowship ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF MRI Grant(DMR-1337207) ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; NSF(1124894 ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Key Research and Development Program(2016YFA0300404) ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; National Nature Science Foundation of China(11674326 ; 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National Natural Science Foundation of China(U1232139) ; National Natural Science Foundation of China(U1232139) ; National Natural Science Foundation of China(U1232139) ; National Natural Science Foundation of China(U1232139) ; National Natural Science Foundation of China(U1232139) ; National Natural Science Foundation of China(U1232139) ; National Natural Science Foundation of China(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; Chinese Academy of Sciences' Large-scale Scientific Facility(U1232139) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; DMR-1056527) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) ; 11404342) |
内容类型 | 期刊论文 |
源URL | [http://ir.hfcas.ac.cn:8080/handle/334002/22044] |
专题 | 合肥物质科学研究院_中科院固体物理研究所 合肥物质科学研究院_中科院强磁场科学中心 |
作者单位 | 1.Univ Northern Iowa, Dept Phys, Cedar Falls, IA 50614 USA 2.Univ Hamburg, Dept Phys, D-20355 Hamburg, Germany 3.Chinese Acad Sci, Inst Phys, Beijing 100190, Peoples R China 4.Purdue Univ, Dept Phys & Astron, W Lafayette, IN 47907 USA 5.Chinese Acad Sci, Inst Solid State Phys, Key Lab Mat Phys, Hefei 230031, Peoples R China 6.Chinese Acad Sci, High Field Magnet Lab, Hefei 230031, Peoples R China 7.Nanjing Univ, Collaborat Innovat Ctr Adv Microstruct, Nanjing 210093, Jiangsu, Peoples R China 8.Columbia Univ, Dept Phys, New York, NY 10027 USA 9.Univ Waterloo, Inst Quantum Comp, Waterloo, ON N2L 3G1, Canada 10.Univ Waterloo, Dept Chem, Waterloo, ON N2L 3G1, Canada |
推荐引用方式 GB/T 7714 | He, Rui,Okamoto, Junichi,Ye, Zhipeng,et al. Distinct surface and bulk charge density waves in ultrathin 1T-TaS2[J]. PHYSICAL REVIEW B,2016,94(20):1-6. |
APA | He, Rui.,Okamoto, Junichi.,Ye, Zhipeng.,Ye, Gaihua.,Anderson, Heidi.,...&Tsen, Adam W..(2016).Distinct surface and bulk charge density waves in ultrathin 1T-TaS2.PHYSICAL REVIEW B,94(20),1-6. |
MLA | He, Rui,et al."Distinct surface and bulk charge density waves in ultrathin 1T-TaS2".PHYSICAL REVIEW B 94.20(2016):1-6. |
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