Search Results - "Lee, Se Hyung"
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High‐Efficiency Deep‐Blue Light‐Emitting Diodes Based on Phenylquinoline/Carbazole‐Based Compounds
Published in Advanced functional materials (22-12-2008)“…Highly efficient deep‐blue fluorescent materials based on phenylquinoline–carbazole derivatives (PhQ‐CVz, MeO‐PhQ‐CVz, and CN‐PhQ‐CVz) are synthesized for…”
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Low roll-off of efficiency at high current density in phosphorescent organic light emitting diodes
Published in Applied physics letters (28-05-2007)“…The authors demonstrate that the reduction of quantum efficiency with increasing current density in phosphorescent light emitting diodes (PhOLEDs) is related…”
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Iridium Complexes with Cyclometalated 2-Cycloalkenyl-Pyridine Ligands as Highly Efficient Emitters for Organic Light-Emitting Diodes
Published in Advanced materials (Weinheim) (19-05-2008)“…Iridium complexes containing cyclometalated 2‐cyclohexenylpyridine derivatives with rigid and bulky cyclohexene units are synthesized, and found to be highly…”
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Ultrasound-guided sialo-irrigation with a saline–air mixture as the contrast medium
Published in Oral radiology (01-01-2019)“…Ultrasound (US)-guided salivary gland irrigation is a popular conservative treatment method that improves the success rate and reduces complications of the…”
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Development of light and radiation fields coincidence test toolkit for LINAC quality assurance
Published in Journal of the Korean Physical Society (01-08-2022)“…The coincidence of light and radiation fields is an important quality assurance test for accurate beam delivery in a linear accelerator (LINAC), and is…”
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Development of a novel program for conversion from tetrahedral‐mesh‐based phantoms to DICOM dataset for radiation treatment planning: TET2DICOM
Published in Journal of applied clinical medical physics (01-01-2022)“…Purpose Tetrahedral mesh (TM)–based computational human phantoms have recently been developed for evaluation of exposure dose with the merit of precisely…”
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New thyroid models for ICRP pediatric mesh-type reference computational phantoms
Published in Nuclear engineering and technology (01-12-2022)“…As part of the ICRP Task Group 103 project, we developed ten thyroid models for the pediatric mesh-type reference computational phantoms (MRCPs). The thyroid…”
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Deguelin inhibits vasculogenic function of endothelial progenitor cells in tumor progression and metastasis via suppression of focal adhesion
Published in Oncotarget (30-06-2015)“…Deguelin is a nature-derived chemopreventive drug. Endothelial progenitor cells (EPCs) are bone-marrow (BM)-derived key components to induce new blood vessels…”
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In Vivo Effects of Preservative-free and Preserved Prostaglandin Analogs: Mouse Ocular Surface Study
Published in Korean journal of ophthalmology (01-08-2015)“…Chronic use of topical hypotensive agents induces several side effects caused by preservatives. The purpose of this study was to evaluate the effects of…”
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TomoMQA: Automated analysis program for MVCT quality assurance of helical tomotherapy
Published in Journal of applied clinical medical physics (01-06-2020)“…Purpose In this study, we developed a simple but useful computer program, called TomoMQA, to offer an automated quality assurance for mega‐voltage computed…”
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Continuously Deforming 4D Voxel Phantom for Realistic Representation of Respiratory Motion in Monte Carlo Dose Calculation
Published in IEEE transactions on nuclear science (01-12-2016)“…We propose a new type of computational phantom, the "4D voxel phantom," for realistic modeling of continuous respiratory motion in Monte Carlo dose…”
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Highly flexible, transparent, and low resistance indium zinc oxide–Ag–indium zinc oxide multilayer anode on polyethylene terephthalate substrate for flexible organic light light-emitting diodes
Published in Thin solid films (01-09-2008)“…The characteristics of indium zinc oxide (IZO)–Ag–IZO multilayer grown on a polyethylene terephthalate (PET) substrate were investigated for flexible organic…”
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Inter- and intra-observer variability in contouring of the prostate gland on planning computed tomography and cone beam computed tomography
Published in Acta oncologica (01-05-2011)“…To investigate inter-/intra-observer variability in defining the prostate by use of planning computed tomography (PCT) and cone beam CT (CBCT) with magnetic…”
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A host material containing tetraphenylsilane for phosphorescent OLEDs with high efficiency and operational stability
Published in Organic electronics (01-08-2008)“…A host material containing tetraphenylsilane moiety, 9-(4-triphenylsilanyl-(1,1′,4,1′′)-terphenyl-4′′-yl)-9H-carbazole (TSTC), was synthesized for green…”
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The relevance of serum ghrelin concentration to severity of acute pancreatitis
Published in Gut and liver (01-06-2010)“…Ghrelin has recently been reported as exerting a protective effect in the damaged pancreas in rats. We investigated the correlation between severity of acute…”
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AID - A Novel Method for Improving the Imaging Resolution of a Table-Top Compton Camera
Published in IEEE transactions on nuclear science (01-10-2008)“…A Compton camera is usually composed of a scatterer detector and an absorber detector. The interaction position resolution of the absorber detector is the…”
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Feasibility study on hybrid medical imaging device based on Compton imaging and magnetic resonance imaging
Published in Applied radiation and isotopes (01-07-2009)“…In this paper, we propose a combined Compton camera/magnetic resonance imaging (MRI) scanner. For this, the table-top Compton camera currently under…”
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Two cases of Fitz-Hugh-Curtis syndrome in acute phase
Published in The Korean journal of gastroenterology (01-02-2005)“…Fitz-Hugh-Curtis syndrome has been defined as perihepatitis accompanying pelvic inflammatory disease caused by Neisseria gonorrhoeae and Chlamydia trachomatis…”
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Effect of Dispersed SiC Nano-particles in Eutectic Sn58Bi Solder Micro-Bumps of Wafer Level Package by Electroplating
Published in 2008 10th Electronics Packaging Technology Conference (01-12-2008)“…In this paper, the effect of SiC nano-particles in micro-solder bump was investigated. SiC nano-particles were dispersed by using ultrasonic homogenizer in…”
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