Scanning tunneling spectroscopy and Kelvin probe force microscopy investigation of Fermi energy level pinning mechanism on InAs and InGaAs clean surfaces

2010 ◽  
Vol 108 (2) ◽  
pp. 023711 ◽  
Author(s):  
Wilhelm Melitz ◽  
Jian Shen ◽  
Sangyeob Lee ◽  
Joon Sung Lee ◽  
Andrew C. Kummel ◽  
...  
Keyword(s):  
Energy Level ◽  
Fermi Energy ◽  
Scanning Tunneling Spectroscopy ◽  
Tunneling Spectroscopy ◽  
Scanning Tunneling ◽  
Fermi Energy Level ◽  
Kelvin Probe ◽  
Pinning Mechanism ◽  
Force Microscopy ◽  
Microscopy Investigation

Simultaneous observation of surface- and edge-states of a 2D topological insulator through scanning tunneling spectroscopy and differential conductance imaging

2017 ◽  
Vol 19 (15) ◽  
pp. 9872-9878 ◽  
Author(s):  
Hrishikesh Bhunia ◽  
Abhijit Bar ◽  
Abhijit Bera ◽  
Amlan J. Pal
Keyword(s):  
Topological Insulator ◽  
Fermi Energy ◽  
Topological Insulators ◽  
Dirac Point ◽  
Scanning Tunneling Spectroscopy ◽  
Tunneling Spectroscopy ◽  
Differential Conductance ◽  
Scanning Tunneling ◽  
Edge States ◽  
Simultaneous Observation

Gapless edge-states with a Dirac point below the Fermi energy and band-edges at the interior observed in 2D topological insulators.

Heterovalent substitution in anionic and cationic positions of PbS thin-films grown by SILAR method vis-à-vis Fermi energy measured through scanning tunneling spectroscopy

2016 ◽  
Vol 4 (3) ◽  
pp. 551-558 ◽  
Author(s):  
Hrishikesh Bhunia ◽  
Biswajit Kundu ◽  
Soumyo Chatterjee ◽  
Amlan J. Pal
Keyword(s):  
Thin Films ◽  
Fermi Energy ◽  
Film Formation ◽  
Scanning Tunneling Spectroscopy ◽  
Tunneling Spectroscopy ◽  
Scanning Tunneling ◽  
Heterovalent Substitution ◽  
Silar Method ◽  
Free Carriers ◽  
Element Substitution

Heterovalent element substitution at both ionic sites of PbS achieved during film formation. The dopants introduced free carriers in the semiconductor affecting the Fermi energy, which has been located by STS studies.

scholarly journals Controlled assembly and single electron charging of monolayer protected Au144 clusters: an electrochemistry and scanning tunneling spectroscopy study

Nanoscale ◽  
2014 ◽  
Vol 6 (24) ◽  
pp. 15117-15126 ◽  
Author(s):  
Nataraju Bodappa ◽  
Ulrike Fluch ◽  
Yongchun Fu ◽  
Marcel Mayor ◽  
Pavel Moreno-García ◽  
...  
Keyword(s):  
Energy Level ◽  
Scanning Tunneling Spectroscopy ◽  
Tunneling Spectroscopy ◽  
Single Electron ◽  
Scanning Tunneling ◽  
Spectroscopy Study ◽  
Controlled Assembly

The energy level spectra for Au144 MPCs were probed by voltammetry and scanning tunneling spectroscopy from cluster arrays to individual clusters.

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