Transport Gap of Nanoparticle-Passivated Silicon Substrates

被引：7

作者：

Ghosh, Batu ^{[1
]}

Das, Bikas C. ^{[1
]}

Pal, Amlan J. ^{[1
]}

机构：

[1] Indian Assoc Cultivat Sci, Dept Solid State Phys, Kolkata 700032, India

来源：

SMALL | 2010年 / 6卷 / 01期

关键词：

CdSe nanoparticles; electrostatic assembly; monolayers; surface passivation; transport gaps; SCANNING-TUNNELING-MICROSCOPY; CDSE NANOCRYSTALS; QUANTUM DOTS; PARTICLE; FILM; SEMICONDUCTORS; SPECTROSCOPY; MULTILAYERS; DEPOSITION;

D O I：

10.1002/smll.200901327

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

The transport gap of bulk Si can be tuned through surface passivation with a monolayer of CdSe nanoparticles. From the normalized density of states, the manner in which the conduction-band edge and transport gap of the system respond to the sizes of the nanoparticles is shown. (Figure Presented). © 2010 WILEY-VCH Verlag GmbH & Co. KGaA,.

引用

页码：52 / 57

页数：6

共 38 条

[1] Self-assembled particle monolayers on polyelectrolyte multilayers: particle size effects on formation, structure, and optical properties
Ahn, JS
Hammond, PT
Rubner, MF
Lee, I
[J]. COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, 2005, 259 (1-3) : 45 - 53
[2] Lateral manipulation of single-walted carbon nanotubes on H-passivated Si(100) surfaces with an ultrahigh-vacuum scanning tunneling microscope
Albrecht, Peter M.
Lyding, Joseph W.
[J]. SMALL, 2007, 3 (01) : 146 - 152
[3] Layer-by-layer assembly as a versatile bottom-up nanofabrication technique for exploratory research and realistic application
Ariga, Katsuhiko
Hill, Jonathan P.
Ji, Qingmin
[J]. PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2007, 9 (19) : 2319 - 2340
[4] Resonant electron tunneling through semiconducting nanocrystals in a symmetrical and an asymmetrical junction
Bakkers, EPAM
Vanmaekelbergh, D
[J]. PHYSICAL REVIEW B, 2000, 62 (12) : R7743 - R7746
[5] Tunneling and optical spectroscopy of semiconductor nanocrystals
Banin, U
Millo, O
[J]. ANNUAL REVIEW OF PHYSICAL CHEMISTRY, 2003, 54 : 465 - 492
[6] Efficient hybrid solar cells from zinc oxide nanoparticles and a conjugated polymer
Beek, WJE
Wienk, MM
Janssen, RAJ
[J]. ADVANCED MATERIALS, 2004, 16 (12) : 1009 - +
[7] Imaging Molecular Orbitals by Scanning Tunneling Microscopy on a Passivated Semiconductor
Bellec, Amandine
Ample, Francisco
Riedel, Damien
Dujardin, Gerald
Joachim, Christian
[J]. NANO LETTERS, 2009, 9 (01) : 144 - 147
[8] Imaging and spectroscopy of individual CdSe nanocrystals on atomically resolved surfaces
Bernard, R
Comtet, G
Dujardin, G
Huc, V
Mayne, AJ
[J]. APPLIED PHYSICS LETTERS, 2005, 87 (05)
[9] A bit per particle: Electrostatic assembly of CdSe quantum dots as memory elements
Das, Bikas C.
Batabyal, Sudip K.
Pal, Amlan J.
[J]. ADVANCED MATERIALS, 2007, 19 (23) : 4172 - +
[10] To change transport gap of semiconducting nanoparticles without disturbing the optical one: Core-shell approach
Das, Bikas C.
Pal, Amlan J.
[J]. APPLIED PHYSICS LETTERS, 2009, 94 (08)

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