Double Resonance Raman Scattering in Single-Layer MoSe under Moderate Pressure
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Abstract
Pressure-dependent properties in layered transition-dichalcogenides are important for our understanding of their basic structures and applications. We investigate the electronic structure in MoSe monolayer under external pressure up to 5.73 GPa by Raman spectroscopy and photoluminescence (PL) spectroscopy. The double resonance out-of-plane acoustic mode () phonon is observed in Raman spectroscopy near 250 cm, which presents pronounced intensity and pressure dependence. Significant variation in peak intensity under different pressures reflects the change in electronic band structure as pressure varies, which is consistent with the blue shift in PL spectroscopy. The high sensitivity in both Raman and PL spectroscopy under moderate pressure in such a two-dimensional material may have many advantages for optoelectronic applications. -
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References
[1] Splendiani A et al. 2010 Nano Lett. 10 1271 doi: 10.1021/nl903868w[2] Mak K F et al. 2010 Phys. Rev. Lett. 105 136805 doi: 10.1103/PhysRevLett.105.136805[3] Zhou Y et al. 2017 Nat. Nanotechnol. 12 856 doi: 10.1038/nnano.2017.106[4] Xu X et al. 2014 Nat. Phys. 10 343 doi: 10.1038/nphys2942[5] Plechinger G et al. 2016 Nat. Commun. 7 12715 doi: 10.1038/ncomms12715[6] Cui X et al. 2015 Nat. Nanotechnol. 10 534 doi: 10.1038/nnano.2015.70[7] Li X X et al. 2017 Nat. Commun. 8 970 doi: 10.1038/s41467-017-01128-9[8] Claassen M et al. 2016 Nat. Commun. 7 13074 doi: 10.1038/ncomms13074[9] Mak K F and Shan J 2016 Nat. Photon. 10 216 doi: 10.1038/nphoton.2015.282[10] Soubelet P et al. 2016 Phys. Rev. B 93 155407 doi: 10.1103/PhysRevB.93.155407[11] Lee J U et al. 2017 Nat. Commun. 8 1370 doi: 10.1038/s41467-017-01487-3[12] Wang Y et al. 2017 Nature 550 487 doi: 10.1038/nature24043[13] Zhao Z et al. 2015 Nat. Commun. 6 7312 doi: 10.1038/ncomms8312[14] Nayak A P et al. 2015 Nano Lett. 15 346 doi: 10.1021/nl5036397[15] Chi Z H et al. 2014 Phys. Rev. Lett. 113 036802 doi: 10.1103/PhysRevLett.113.036802[16] Hromadová L et al. 2013 Phys. Rev. B 87 144105 doi: 10.1103/PhysRevB.87.144105[17] Nayak A P et al. 2014 Nat. Commun. 5 3731 doi: 10.1038/ncomms4731[18] Kohulák O and Martoňák R 2017 Phys. Rev. B 95 054105 doi: 10.1103/PhysRevB.95.054105[19] Rifliková M et al. 2014 Phys. Rev. B 90 035108 doi: 10.1103/PhysRevB.90.035108[20] Dybala F et al. 2016 Sci. Rep. 6 26663 doi: 10.1038/srep26663[21] Lee C, Yan H, Brus L E, Heinz T F, Hone J and Ryu S 2010 ACS Nano 4 2695 doi: 10.1021/nn1003937[22] Zhang X et al. 2015 Chem. Soc. Rev. 44 2757 doi: 10.1039/C4CS00282B[23] Puretzky A A et al. 2015 ACS Nano 9 6333 doi: 10.1021/acsnano.5b01884[24] Cong C et al. 2011 ACS Nano 5 8760 doi: 10.1021/nn203472f[25] Zhang X et al. 2016 Carbon 99 118 doi: 10.1016/j.carbon.2015.11.062[26] Zhang X et al. 2016 Nanoscale 8 6435 doi: 10.1039/C5NR07205K[27] Gao R and Li H 2012 High Press. Res. 32 176 doi: 10.1080/08957959.2012.673601[28] Yang M et al. 2017 Appl. Phys. Lett. 110 093108 doi: 10.1063/1.4977877[29] Roy A, Movva H C, Satpati B, Kim K, Dey R, Rai A, Pramanik T, Guchhait S, Tutuc E and Banerjee S K 2016 ACS Appl. Mater. Interfaces 8 7396 doi: 10.1021/acsami.6b00961[30] Chen J, Zhao X, Tan S J, Xu H, Wu B, Liu B, Fu D, Fu W, Geng D, Liu Y, Liu W, Tang W, Li L, Zhou W, Sum T C and Loh K P 2017 J. Am. Chem. Soc. 139 1073 doi: 10.1021/jacs.6b12156[31] Wang X, Gong Y, Shi G, Chow W L, Keyshar K, Ye G, Vajtai R, Lou J, Liu Z, Ringe E, Tay B K and Ajayan P M 2014 ACS Nano 8 5125 doi: 10.1021/nn501175k[32] Chang Y H, Zhang W, Yihan Zhu, Yu Han, Pu J, Chang J K, Hsu W T, Huang J K, Hsu C L, Chiu M H, Takenobu T, Li H, Wu C I, Chang W H, Wee A T S and Li L J 2014 ACS Nano 8 8582 doi: 10.1021/nn503287m[33] Lu X, Utama M I, Lin J, Gong X, Zhang J, Zhao Y, Pantelides S T, Wang J, Dong Z, Liu Z, Zhou W and Xiong Q 2014 Nano Lett. 14 2419 doi: 10.1021/nl5000906[34] Zhao Y, Lee H, Choi W, Fei W and Lee C J 2017 RSC Adv. 7 27969 doi: 10.1039/C7RA03642F[35] Nam D, Lee J U and Cheong H 2015 Sci. Rep. 5 17113 doi: 10.1038/srep17113[36] Bilgin I, Raeliarijaona A S, Lucking M C, Hodge S C, Mohite A D, de Luna Bugallo A, Terrones H and Kar S 2018 ACS Nano 12 740 doi: 10.1021/acsnano.7b07933[37] Postorino P, Congeduti A, Degiorgi E, Itié J P and Munsch P 2002 Phys. Rev. B 65 224102 doi: 10.1103/PhysRevB.65.224102[38] Caramazza S, Capitani F, Marini C, Mancini A, Malavasi L, Dore P and Postorino P 2017 J. Phys.: Conf. Ser. 950 042012 doi: 10.1088/1742-6596/950/4/042012[39] Fu X, Li F, Lin J F, Gong Y, Huang X, Huang Y, Han B, Zhou Q and Cui T 2017 J. Phys. Chem. Lett. 8 3556 doi: 10.1021/acs.jpclett.7b01374[40] Chang C H, Fan X, Lin S H and Kuo J L 2013 Phys. Rev. B 88 195420 doi: 10.1103/PhysRevB.88.195420[41] Xiuming Dou, Kun Ding, Desheng Jiang and Sun B 2014 ACS Nano 8 7458 doi: 10.1021/nn502717d[42] Xiao G, Cao Y, Qi G, Wang L, Liu C, Ma Z, Yang X, Sui Y, Zheng W and Zou B 2017 J. Am. Chem. Soc. 139 10087 doi: 10.1021/jacs.7b05260[43] Venezuela P, Lazzeri M and Mauri F 2011 Phys. Rev. B 84 035433 doi: 10.1103/PhysRevB.84.035433[44] Thomsen C and Reich S 2000 Phys. Rev. Lett. 85 5214 doi: 10.1103/PhysRevLett.85.5214[45] Martin R M and Falicov L M 1983 Top. Appl. Phys. 8 79 -
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