Hea-Lim Park
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Explore the profile of Hea-Lim Park including associated specialties, affiliations and a list of published articles.
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Articles
11
Citations
75
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Recent Articles
1.
Zhao Y, Lee S, Long T, Park H, Lee T
Biomaterials
. 2024 Oct;
314:122861.
PMID: 39405825
Neuromorphic electronics use neural models in hardware to emulate brain-like behavior, and provide power-efficient, extremely compact, and massively-parallel processing, so they are ideal candidates for next-generation information-processing units. However, traditional...
2.
Kim H, Kim M, Lee A, Park H, Jang J, Bae J, et al.
Adv Sci (Weinh)
. 2023 May;
10(19):e2300659.
PMID: 37189211
Hardware neural networks with mechanical flexibility are promising next-generation computing systems for smart wearable electronics. Several studies have been conducted on flexible neural networks for practical applications; however, developing systems...
3.
Lee G, Park H, Lee S, Kim M, Lee S
J Nanosci Nanotechnol
. 2021 Mar;
21(7):3923-3928.
PMID: 33715718
We investigate the effect of a semiconducting organic buffer layer (SOBL) on the injection and transport of charges in organic field-effect transistors (OFETs). Here, two different injection barriers at the...
4.
Park H, Kim M, Kim M, Lee S
Nanoscale
. 2020 Nov;
12(44):22502-22510.
PMID: 33174583
In flexible neuromorphic systems for realizing artificial intelligence, organic memristors are essential building blocks as artificial synapses to perform information processing and memory. Despite much effort to implement artificial neural...
5.
Lee S, Park H, Kim M, Kim M, Park B, Lee S
ACS Appl Mater Interfaces
. 2020 Nov;
12(46):51719-51728.
PMID: 33151051
Toward the successful development of artificial intelligence, artificial synapses based on resistive switching devices are essential ingredients to perform information processing in spiking neural networks. In neural processes, synaptic plasticity...
6.
Park H, Kim M, Kim H
Materials (Basel)
. 2020 Apr;
13(7).
PMID: 32231099
In this study, we investigate the bulk effect of photoresponsive gate insulators on the photoresponse of organic phototransistors (OPTs), using OPTs with poly(4-vinylphenol) layers of two different thicknesses. For the...
7.
Park H, Kim M, Kim H
Polymers (Basel)
. 2020 Mar;
12(3).
PMID: 32121576
In this study, we developed polymer gate insulator-based organic phototransistors (p-OPTs) with improved optical switching properties by using a hybrid gate insulator configuration. The hybrid gate insulator of our p-OPT...
8.
Park H, Kim H, Lim D, Zhou H, Kim Y, Lee Y, et al.
Adv Mater
. 2020 Jan;
32(11):e1906899.
PMID: 31984573
Photonic synapses combine sensing and processing in a single device, so they are promising candidates to emulate visual perception of a biological retina. However, photonic synapses with wavelength selectivity, which...
9.
Park H, Lee Y, Kim N, Seo D, Go G, Lee T
Adv Mater
. 2019 Sep;
32(15):e1903558.
PMID: 31559670
Flexible neuromorphic electronics that emulate biological neuronal systems constitute a promising candidate for next-generation wearable computing, soft robotics, and neuroprosthetics. For realization, with the achievement of simple synaptic behaviors in...
10.
Lee S, Park H, Kim M, Kang S, Lee S
ACS Appl Mater Interfaces
. 2019 Aug;
11(33):30108-30115.
PMID: 31364349
We demonstrate the physical pictures of the localization of the conductive filaments (CFs) growth in flexible electrochemical metallization (ECM) memristors through an interfacial triggering (IT) into the polymer electrolyte. The...