Search Results - "Na, Jihoon"

Simultaneous measurement of refractive index and thickness by combining low-coherence interferometry and confocal optics by Kim, Seokhan, Na, Jihoon, Kim, Myoung Jin, Lee, Byeong Ha

“…We propose and demonstrate novel methods that enable simultaneous measurements of the phase index, the group index, and the geometrical thickness of an…”
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Self-referenced spectral interferometry for simultaneous measurements of thickness and refractive index by Na, Jihoon, Choi, Hae Young, Choi, Eun Seo, Lee, ChangSu, Lee, Byeong Ha

“…We present a method for simultaneously measuring the thickness and the group refractive index of a specimen using self-referenced spectral-domain fiber-based…”
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Single-body lensed-fiber scanning probe actuated by magnetic force for optical imaging by Min, Eun Jung, Na, Jihoon, Ryu, Seon Young, Lee, Byeong Ha

“…We propose a fiber-based hand-held scanning probe suitable for the sample arm of an optical imaging system including optical coherence tomography. To achieve…”
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Image restoration method based on Hilbert transform for full-field optical coherence tomography by Na, Jihoon, Choi, Woo June, Choi, Eun Seo, Ryu, Seon Young, Lee, Byeong Ha

“…A full-field optical coherence tomography (FF-OCT) system utilizing a simple but novel image restoration method suitable for a high-speed system is…”
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All-fiber variable optical delay line for applications in optical coherence tomography: feasibility study for a novel delay line by Choi, Eunseo, Na, Jihoon, Ryu, Seon, Mudhana, Gopinath, Lee, Byeong

“…We have implemented an all-fiber optical delay line using two linearly chirped fiber Bragg gratings cascaded in reverse order and all-fiber optics components…”
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Thickness and Refractive Index Measurements by Full-Field Optical Coherence Microscopy by Jihoon Na, Choi, W.J., Hae Young Choi, Seon Young Ryu, Eun Seo Choi, Byeong Ha Lee

“…We present the noble sensing method that can simultaneously measure the physical thickness and the refractive index of a transparent specimen based on…”
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Control of adhesion and desorption behavior of silica particles on InGaAs surfaces by addition of hexadecyltrimethylammonium bromide in ammonium hydroxide–hydrogen peroxide mixture solution by Lee, Junwoo, Na, Jihoon, Lim, Sangwoo

“…[Display omitted] •Addition of 10−2 M cationic surfactants with longer carbon chain to basic solution reduced particle adhesion on InGaAs.•Addition of 10−2 M…”
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Elemental behaviors of InGaAs surface after treatment in aqueous solutions by Na, Jihoon, Lim, Sangwoo

“…Indium gallium arsenide (InGaAs) is one of the candidates as a channel material for the high-performance complementary metal-oxide-semiconductor (CMOS) devices…”
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Phosphoric acid-peroxide mixture surface preparation for the improvement of InGaAs channel characteristics by Na, Jihoon, Lim, Sangwoo

“…[Display omitted] •Cl− in an acid/H2O2 solution suppresses material loss of InGaAs but increases surface roughness.•PPM (H3PO4/H2O2/H2O)-prepared InGaAs…”
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Hexene passivation on a p-type Zn-doped InGaAs surface by Lee, Jinhoon, Na, Jihoon, Son, Changjin, Lim, Sangwoo

“…Indium gallium arsenide (InGaAs) is a promising candidate for high-performance complementary metal-oxide-semiconductor (CMOS) channel materials. In this study,…”
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Oxidation and etching behaviors of the InAs surface in various acidic and basic chemical solutions by Na, Jihoon, Lee, Seunghyo, Lim, Sangwoo

“…Indium arsenide (InAs) is the candidate of choice as a new channel material for application in future technologies beyond the Si–based electronic devices…”
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Behavior of GaSb (100) and InSb (100) surfaces in the presence of H2O2 in acidic and basic cleaning solutions by Seo, Dongwan, Na, Jihoon, Lee, Seunghyo, Lim, Sangwoo

“…[Display omitted] •Surface behavior of GaSb and InSb was investigated in acidic and basic solutions.•H2O2 plays a key role in the surface oxidation of GaSb and…”
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Behavior of GaSb (100) and InSb (100) surfaces in the presence of H 2 O 2 in acidic and basic cleaning solutions by Seo, Dongwan, Lee, Seunghyo, Lim, Sangwoo

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Behavior of a GaSb (100) Surface in the Presence of H2O2 in Wet-Etching Solutions by Seo, Dongwan, Na, Jihoon, Lee, Seunghyo, Lim, Sangwoo

“…Gallium antimonide (GaSb) has an extremely high electron mobility and an excellent lattice match with various III–V ternary and quaternary compounds. In this…”
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Improvement of Cu2ZnSnS4 thin film properties by a modified sulfurization process by Seo, Dongwan, Na, Jihoon, Kim, Changheon, Jeong, Chaehwan, Lim, Sangwoo

“…In the solution-based preparation of CZTS (Cu2ZnSnS4) thin films followed by a sulfurization process, a layer of MoS2 is formed at the CZTS–Mo interface…”
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Investigation of a broadband coherent perfect absorber in a multi-layer structure by using the transfer matrix method by Na, Jihoon, Noh, Heeso

“…We investigated a multi-layer structure for a broadband coherent perfect absorber (CPA). The transfer matrix method (TMM) is useful for analyzing the optical…”
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Removal of ion-implanted photoresists on GaAs using two organic solvents in sequence by Oh, Eunseok, Na, Jihoon, Lee, Seunghyo, Lim, Sangwoo

“…[Display omitted] •Two-step photoresist removal process using two organic solvents was developed.•Photoresist on trench patterned GaAs was removed by two-step…”
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Improvement in electrical properties of sol–gel-derived In-doped ZnO thin film by electron beam treatment by Kim, Solbaro, Kim, Changheon, Na, Jihoon, Oh, Eunseok, Jeong, Chaehwan, Lim, Sangwoo

“…In-doped ZnO thin films were prepared by a sol–gel spin coating method. Since several issues with In doping have been reported, such as degradation of…”
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Tomographic imaging of incipient dental-caries using optical coherence tomography and comparison with various modalities by Na, Jihoon, Baek, Jae Ho, Ryu, Seon Young, Lee, Changsu, Lee, Byeong Ha

“…We present the optical coherence tomography (OCT) made to investigate the early dental caries in human teeth and compare its results with those taken by…”
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Lensed fiber probes designed as an alternative to bulk probes in optical coherence tomography by Ryu, Seon Young, Choi, Hae Young, Na, Jihoon, Choi, Woo June, Lee, Byeong Ha

“…We demonstrate a compact all-fiber sampling probe for an optical coherence tomography (OCT) system. By forming a focusing lens directly on the tip of an…”
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