Operando surface characterization of InP nanowire pn junctions

SR McKibbin, J Colvin, A Troian, JV Knutsson… - Nano …, 2019 - ACS Publications
… of InP nanowires containing ap–n junction using scanning … from our KPFM image is that the
depletion region and dopant … across ap–n junction under each bias condition is illustrated by …

Three-dimensional imaging of beam-induced biasing of InP/GaInP tunnel diodes

C Cordoba, X Zeng, D Wolf, A Lubk, E Barrigón… - Nano Letters, 2019 - ACS Publications
… Secondary electron and electron beam-induced current images obtained using scanning
electrons (holes) depleting n-type (p-type) segments. This depletion region in our case might …

Direct measurement of band offsets on selective area grown In0. 53Ga0. 47As/InP heterojunction with multiple probe scanning tunneling microscopy

N Peric, C Durand, M Berthe, Y Lu, K N'konou… - Applied Physics …, 2022 - pubs.aip.org
… /InP junction at 5 K for zero bias. … depletion of free holes in the InP side of the heterojunction
leads to the formation a space charge region, which can be modeled by a tunneling junction. …

Nanoscale imaging of the photoresponse in PN junctions of InGaAs infrared detector

H Xia, TX Li, HJ Tang, L Zhu, X Li, HM Gong, W Lu - Scientific reports, 2016 - nature.com
… transport is implemented within the depletion region that mostly … the SCM tip scans from n-
to p-type doped area. Practically, … sample B even at very low bias voltage, which indicates that …

Operando x-ray photoelectron emission microscopy for studying forward and reverse biased silicon pn junctions

N Barrett, DM Gottlob, C Mathieu, C Lubin… - Review of Scientific …, 2016 - pubs.aip.org
Scanning electron microscopy has been successfully used to … the depletion width are
modified in the presence of a bias … across the pn junction map therefore provides a direct trace of …

High resolution scanning optical imaging of a frozen polymer pn junction

F AlTal, J Gao - Journal of Applied Physics, 2016 - pubs.aip.org
… The determination of junction depletion width is crucial for the … The polymer analogue of a
conventional pn or pin junction can … -junction LECs, as directly measured using secondary ion …

Precise measurement of electric potential, field, and charge density profiles across a biased GaAs pn tunnel junction by in situ phase-shifting electron holography

S Anada, K Yamamoto, H Sasaki, N Shibata… - Journal of Applied …, 2017 - pubs.aip.org
… step across the pn junction, the built-in potential of the pn junction was … pn junction had a
depletion layer with a width of 24 ± 1 nm; the width increased to 26 ± 1 nm under a reverse bias

Direct measurement of the electrical abruptness of a nanowire pn junction

A Darbandi, JC McNeil, A Akhtari-Zavareh… - Nano …, 2016 - ACS Publications
… prior to the pn junction within the n-type depletion region before … microscopy using scanning
electron microscopy. The … in the selected-area aperture (SAD) holder biased to a potential …

InP/GaInP nanowire tunnel diodes

X Zeng, G Otnes, M Heurlin, RT Mourão, MT Borgström - Nano Research, 2018 - Springer
… conditions during EBIC scans. EBIC characterization was … for positive bias in order to
map out the NDR region correctly. … , we can confirm a wider depletion region for the non-working …

Electron beam induced current microscopy of silicon pn junctions in a scanning transmission electron microscope

AP Conlan, G Moldovan, L Bruas, E Monroy… - Journal of Applied …, 2021 - pubs.aip.org
… can be mapped directly and compared to high resolution images. … and welded to the electrical
biasing chip. The specimen is … the edge of the depletion region, which is best seen using a …