Surface-screening mechanisms in ferroelectric thin films and their effect on polarization dynamics and domain structures

SV Kalinin, Y Kim, DD Fong… - Reports on Progress in …, 2018 - iopscience.iop.org
For over 70 years, ferroelectric materials have been one of the central research topics for
condensed matter physics and material science, an interest driven both by fundamental …

Scanning nonlinear dielectric microscopy

Y Cho - Journal of Materials Research, 2011 - cambridge.org
In this article, scanning nonlinear dielectric microscopy (SNDM) with atomic resolution is
reviewed. First, experimental results on the detection of ferroelectric domains are shown …

Observation of artificial nano-domains in ferroelectric thin films using nonlinear dielectric imaging and piezo imaging

K Matsuura, Y Cho - Integrated Ferroelectrics, 2001 - Taylor & Francis
We have developed scanning nonlinear dielectric microscopy (SNDM) that is the first
successful purely electrical method for observing polarization distributions of ferroelectric …

Non-contact scanning nonlinear dielectric microscopy

K Ohara, Y Cho - Nanotechnology, 2005 - iopscience.iop.org
Contact-type scanning nonlinear dielectric microscopy (SNDM) can measure the distribution
of linear and nonlinear dielectric properties of insulators with sub-nanometre resolution …

Higher order nonlinear dielectric microscopy

Y Cho, K Ohara - MRS Online Proceedings Library (OPL), 2001 - cambridge.org
A higher order nonlinear dielectric microscopy technique with higher lateral and depth
resolution than conventional nonlinear dielectric imaging is investigated. The proposed …

Ultrahigh resolution of lead zirconate titanate 30/70 domains as imaged by piezoforce microscopy

S Dunn, CP Shaw, Z Huang, RW Whatmore - Nanotechnology, 2002 - iopscience.iop.org
Piezoforce microscopy (PFM) has been used to determine the domain structure of lead
zirconate titanate (PZT)(30/70) on an indium tin oxide (ITO)/glass substrate with a TiO 2 …

Domain structure in a micron-sized single crystal on a Ti substrate fabricated by hydrothermal synthesis

DJ You, WW Jung, SK Choi, Y Cho - Applied physics letters, 2004 - pubs.aip.org
Hydrothermal synthesis is an attractive method for the deposition of ferroelectric thin films
because it can realize a low processing temperature of 200° C or less. In this study, micron …

Local capacitance-voltage profiling and deep level transient spectroscopy of SiO2/SiC interfaces by scanning nonlinear dielectric microscopy

K Yamasue, Y Cho - Microelectronics Reliability, 2022 - Elsevier
We extend our local capacitance-voltage profiling method for the real-space nanoscale
investigation of the SiO 2/SiC interface, which is still an issue in the application of SiC to …

Spatial scale dependent impact of non-uniform interface defect distribution on field effect mobility in SiC MOSFETs

K Yamasue, Y Cho - Microelectronics Reliability, 2020 - Elsevier
Understanding the properties of SiO 2/SiC interfaces is one of the key issues related to the
development of SiC power devices. However, existing evaluation methods such as …

Measurement of the ferroelectric domain distributions using nonlinear dielectric response and piezoelectric response

KMK Matsuura, YCY Cho… - Japanese Journal of …, 2001 - iopscience.iop.org
Scanning nonlinear dielectric microscopy (SNDM) is the first successful purely electrical
method for observing the ferroelectric domain distributions. At present its resolution is of the …