Emergence of coherence in the charge-density wave state of 2
2015年2月17日 · In our investigations, we employ a combination of experimental probes. Scanning tunnelling microscopy (STM) and X-ray diffraction (XRD) are used to measure the …
Moiré enhanced charge density wave state in twisted 1T-TiTe2 ... - Nature
2021年12月16日 · By using scanning tunnelling microscopy (STM), we demonstrate that at small twist angles, the moiré pattern traps the CDW domain in the 1T-TiTe 2 monolayer and …
Real-space anisotropy of the superconducting gap in the charge …
2022年1月14日 · We present a scanning tunneling microscopy (STM) and ab-initio study of the anisotropic superconductivity of 2H-NbSe 2 in the charge-density-wave (CDW) phase.
Insight into the Charge Density Wave Gap from Contrast Inversion …
2020年12月31日 · Two long-standing riddles are the amplitude and position of the CDW gap with respect to the Fermi level () and the frequent absence of CDW contrast inversion (CI) between …
Charge Density Wave Vortex Lattice Observed in Graphene …
2021年7月7日 · The nearly commensurate charge density wave (CDW) excitations native to the transition-metal dichalcogenide crystal, 1T-TaS 2, under ambient conditions are revealed by …
低维材料中的电荷密度波 - 物理学报
电荷密度波 (charge density wave, CDW)是低维体系中存在的一种重要的物理现象, 对CDW的研究有助于人们对低维系统中内禀电声子耦合和关联等相互作用有更深层次的认识, 同时通过对材 …
Visualizing the Charge Density Wave Transition in 2H-NbSe2 in …
2013年7月8日 · We report the direct observation in real space of the charge density wave (CDW) phase transition in pristine 2H-NbSe2 using atomic-resolution scanning tunneling microscopy …
Visualizing the internal structure of the charge-density-wave state …
1 天前 · STM imaging of CDW at negative bias voltage We performed STM imaging of cleaved single crystals of Ce (Sb 1–x Te x)Te 1–δ at a temperature of 4.2 K and a magnetic field of 0 …
Chiral Charge-Density Waves | Phys. Rev. Lett.
2010年10月18日 · We discovered the chirality of charge-density waves (CDW) in by using STM and time-domain optical polarimetry. We found that the CDW intensity becomes , where () is …
Unconventional Charge-Density-Wave Gap in Monolayer NbS2
Here, we investigate the CDW in monolayer NbS 2 using scanning tunneling microscopy (STM) and spectroscopy (STS) as well as theoretical ab initio based modeling. Within a clear gap in …