Search Results - "Bok Kim, Sang"
-
1
Atomic layer deposited zinc tin oxide channel for amorphous oxide thin film transistors
Published in Applied physics letters (10-09-2012)“…Bottom-gate thin film transistors with amorphous zinc tin oxide channels were grown by atomic layer deposition. The films maintained their amorphous character…”
Get full text
Journal Article -
2
Band alignment of SnS/Zn(O,S) heterojunctions in SnS thin film solar cells
Published in Applied physics letters (28-10-2013)“…Band alignment is critical to the performance of heterojunction thin film solar cells. In this letter, we report band alignment studies of SnS/Zn(O,S)…”
Get full text
Journal Article -
3
Enhancement of the open circuit voltage of Cu2O/Ga2O3 heterojunction solar cells through the mitigation of interfacial recombination
Published in AIP advances (01-05-2019)“…Thin film solar cells were fabricated using cuprous oxide (Cu2O) absorber layers grown by chemical vapor deposition (CVD) and gallium oxide (Ga2O3) buffer…”
Get full text
Journal Article -
4
Solution doping of organic semiconductors using air-stable n-dopants
Published in Applied physics letters (20-02-2012)“…Solution-based n-doping of the polymer poly{[ N , N ′-bis(2-octyldodecyl)-naphthalene-1,4,5,8-bis(dicarboximide)-2,6-diyl]- alt -5,5′-(2,2′-bithiophene)}…”
Get full text
Journal Article -
5
Study of the crystal structure of SnS thin films by atomic layer deposition
Published in AIP advances (01-03-2021)“…Tin monosulfide, SnS, absorbs visible light and holds promise for thin-film photovoltaics. However, the optoelectronic properties of this material vary among…”
Get full text
Journal Article -
6
Cross-Type Optical Particle Separation in a Microchannel
Published in Analytical chemistry (Washington) (01-04-2008)“…A continuous, real-time optical particle separation, which was previously delineated theoretically, is successfully implemented experimentally for the first…”
Get full text
Journal Article -
7
Use of a poly(ether imide) coating to improve corrosion resistance and biocompatibility of magnesium (Mg) implant for orthopedic applications
Published in Journal of biomedical materials research. Part A (01-06-2013)“…This study investigated the utility of poly(ether imide) (PEI) coating for improving the corrosion resistance and biocompatibility of magnesium (Mg) implants…”
Get full text
Journal Article -
8
Overcoming Efficiency Limitations of SnS-Based Solar Cells
Published in Advanced energy materials (01-10-2014)“…Thin‐film solar cells are made by vapor deposition of Earth‐abundant materials: tin, zinc, oxygen and sulfur. These solar cells had previously achieved an…”
Get full text
Journal Article -
9
Alkaline quinone flow battery
Published in Science (American Association for the Advancement of Science) (25-09-2015)“…Storage of photovoltaic and wind electricity in batteries could solve the mismatch problem between the intermittent supply of these renewable resources and…”
Get full text
Journal Article -
10
Atomic layer deposition of energy band tunable tin germanium oxide electron transport layer for the SnS-based solar cells with 400 mV open-circuit voltage
Published in Applied physics letters (27-05-2019)“…Tin germanium oxide, (Sn,Ge)O2, films were prepared using atomic layer deposition and tailored to a SnS absorber layer by incorporating various amounts of…”
Get full text
Journal Article -
11
Enhancing the efficiency of SnS solar cells via band-offset engineering with a zinc oxysulfide buffer layer
Published in Applied physics letters (04-02-2013)“…SnS is a promising earth-abundant material for photovoltaic applications. Heterojuction solar cells were made by vapor deposition of p-type tin(II) sulfide,…”
Get full text
Journal Article -
12
Layer-by-Layer Assembly of 3D Tissue Constructs with Functionalized Graphene
Published in Advanced functional materials (22-10-2014)“…Carbon‐based nanomaterials have been considered promising candidates to mimic certain structure and function of native extracellular matrix materials for…”
Get full text
Journal Article -
13
Improved Cu2O-Based Solar Cells Using Atomic Layer Deposition to Control the Cu Oxidation State at the p-n Junction
Published in Advanced energy materials (05-08-2014)“…Solar cells are produced by atomic layer deposition (ALD) of n‐type amorphous zinc‐tin‐oxide buffer layers on electrochemically deposited p‐type cuprous oxide,…”
Get full text
Journal Article -
14
Myotube formation on gelatin nanofibers – Multi-walled carbon nanotubes hybrid scaffolds
Published in Biomaterials (01-08-2014)“…Abstract Engineering functional muscle tissue requires the formation of densely packed, aligned, and mature myotubes. To enhance the formation of aligned…”
Get full text
Journal Article -
15
DC and RF Performance of AlGaN/GaN/SiC MOSHEMTs With Deep Sub-Micron T-Gates and Atomic Layer Epitaxy MgCaO as Gate Dielectric
Published in IEEE electron device letters (01-10-2017)“…In this letter, we report on the dc and RF performance of AlGaN/GaN metal-oxide-semiconductor high-electron mobility transistors (MOSHEMTs) with various gate…”
Get full text
Journal Article -
16
Gelatin–Polyaniline Composite Nanofibers Enhanced Excitation–Contraction Coupling System Maturation in Myotubes
Published in ACS applied materials & interfaces (13-12-2017)“…In this study, composite gelatin–polyaniline (PANI) nanofibers doped with camphorsulfonic acid (CSA) were fabricated by electrospinning and used as substrates…”
Get full text
Journal Article -
17
Resolution of Cross-Type Optical Particle Separation
Published in Analytical chemistry (Washington) (01-08-2008)“…A real-time, continuous optical particle separation method, termed cross-type optical particle separation, is investigated theoretically and experimentally…”
Get full text
Journal Article -
18
n-Doping of Organic Electronic Materials using Air-Stable Organometallics
Published in Advanced materials (Weinheim) (02-02-2012)“…Air‐stable dimers of sandwich compounds including rhodocene and (pentamethylcyclopentadienyl)(arene)ruthenium and iron derivatives can be used for n‐doping…”
Get full text
Journal Article -
19
Synthesis of Calcium(II) Amidinate Precursors for Atomic Layer Deposition through a Redox Reaction between Calcium and Amidines
Published in Angewandte Chemie International Edition (22-08-2016)“…We have prepared two new CaII amidinates, which comprise a new class of ALD precursors. The syntheses proceed by a direct reaction between Ca metal and the…”
Get full text
Journal Article -
20
Development of a novel simulated diesel particulate matter generator system
Published in Fuel (Guildford) (01-08-2010)“…We introduce a simulated diesel particulate matter (DPM) generator which can resolve the disadvantages of conventional soot generators and be helpful in…”
Get full text
Journal Article