Supplementary Materials: Ultrafast charge transfer in dual graphene-WS_2 van der Waals quadrilayer heterostructures
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摘要
<正>1. The transient absorption spectra of the WS2 monolayer sample.In the measurement of the transient absorption spectra of the WS2 monolayer sample, A 400-nm (3.1eV) pump pulse with a peak fluence of about 10μJ/cm2excites the electrons from the valence band into the conduction band,the
引文
[1]He J Q,Kumar N,Bellus M Z,Chiu H Y,He D,Wang Y and Zhao H 2014 Nat.Commun.55622
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[6]Cunningham P D,McCreary K M and Jonker B T 2016 J.Phys.Chem.Lett.7 5242
[7]Wang H N,Zhang C J,Chan W M,Manolatou C,Tiwari S and Rana F 2016 Phys.Rev.B 93045407
[2]Zhao W J,Ghorannevis Z,Chu L Q,Toh M,Kloc C,Tan P H and Eda G 2013 ACS Nano 7791
[3]Ceballos F,Cui Q N,Bellus M Z et al 2016 Nanoscale 8 11681
[4]Song Z P,Zhu H O,Shi W T,Sun D L and Ruan S C 2018 Optik 174 62
[5]Ruppert C,Chernikov A,Hill H M,Rigosi A F and Heinz T F 2017 Nano Lett.17 644
[6]Cunningham P D,McCreary K M and Jonker B T 2016 J.Phys.Chem.Lett.7 5242
[7]Wang H N,Zhang C J,Chan W M,Manolatou C,Tiwari S and Rana F 2016 Phys.Rev.B 93045407