Diameter dependence of the minority carrier diffusion length in individual ZnO nanowires

A Soudi, P Dhakal, Y Gu - Applied Physics Letters, 2010 - pubs.aip.org
The minority carrier diffusion length, LD⁠, was directly measured in individual ZnO
nanowires by a near-field scanning photocurrent microscopy technique. The diameter …

Diameter-dependent surface photovoltage and surface state density in single semiconductor nanowires

A Soudi, CH Hsu, Y Gu - Nano letters, 2012 - ACS Publications
Based on single-nanowire surface photovoltage measurements and finite-element
electrostatic simulations, we determine the surface state density, N s, in individual n-type …

Effect of surface states on electron transport in individual ZnO nanowires

ZM Liao, KJ Liu, JM Zhang, J Xu, DP Yu - Physics Letters A, 2007 - Elsevier
The current–voltage (I–V) characteristics of single ZnO nanowires have been studied in the
humid air, dry air, vacuum, and under ultraviolet (UV) irradiation. A model of a single ZnO …

Electrical conduction mechanisms in natively doped ZnO nanowires

SP Chiu, YH Lin, JJ Lin - Nanotechnology, 2008 - iopscience.iop.org
Single-crystalline zinc oxide (ZnO) nanowires (NWs) with diameters of 90–200 nm were
synthesized by the thermal evaporation method. Four-probe Ti/Au electrodes were made by …

Electron transport in degenerate Mn-doped ZnO nanowires

J Salfi, U Philipose, S Aouba, SV Nair… - Applied physics …, 2007 - pubs.aip.org
The authors have performed variable-temperature electrical measurements on individual
single-crystalline, Mn-doped ZnO nanowires. Using a back-gated field-effect transistor …

Electrical analysis of individual ZnO nanowires

K Subannajui, DS Kim, M Zacharias - Journal of Applied Physics, 2008 - pubs.aip.org
We report the electrical properties of individual as-grown ZnO nanowires (NWs) on Si O 2∕
Si and GaN/sapphire substrates. Carrier transport in metal-semiconductor-metal junction is …

Finite size effect in ZnO nanowires

PC Chang, CJ Chien, D Stichtenoth, C Ronning… - Applied Physics …, 2007 - pubs.aip.org
To clarify the size effect in semiconductor nanowires with decreasing diameters but not yet
reaching the quantum confinement region, single crystalline zinc oxide nanowires with …

Weak localization and mobility in ZnO nanostructures

EM Likovich, KJ Russell, EW Petersen… - Physical Review B …, 2009 - APS
We conduct a comprehensive investigation into the electronic and magnetotransport
properties of ZnO nanoplates grown concurrently with ZnO nanowires by the vapor-liquid …

Electrical properties of surface-tailored ZnO nanowire field-effect transistors

WK Hong, G Jo, SS Kwon, S Song… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
A review on the tunable electrical properties of ZnO nanowire field-effect transistors (FETs) is
presented. The FETs made from surface-tailored ZnO nanowire exhibit two different types of …

Electrical conduction mechanisms in natively doped ZnO nanowires (II)

LT Tsai, SP Chiu, JG Lu, JJ Lin - Nanotechnology, 2010 - iopscience.iop.org
We have measured the intrinsic electrical resistivities, ρ (T), of three individual single-
crystalline ZnO nanowires (NWs) from 320 down to 1.3 K. The NWs were synthesized via …