1,524 Result(s)
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Jeon-** Choi
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Article
Open AccessKidney, ureter, and urinary bladder segmentation based on non-contrast enhanced computed tomography images using modified U-Net
This study was performed to segment the urinary system as the basis for diagnosing urinary system diseases on non-contrast computed tomography (CT). This study was conducted with images obtained between Januar...
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Integrated 1D epitaxial mirror twin boundaries for ultrascaled 2D MoS2 field-effect transistors
In atomically thin van der Waals materials, grain boundaries—the line defects between adjacent crystal grains with tilted in-plane rotations—are omnipresent. When the tilting angles are arbitrary, the grain bo...
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Open AccessThe role of cytoreductive nephrectomy in metastatic renal cell carcinoma in immune-oncology era (SEVURO-CN): study protocol for a multi-center, prospective, randomized trial
The role of cytoreductive nephrectomy (CN) in the treatment of metastatic renal cell carcinoma (mRCC) remains unclear in the immuno-oncology (IO) era. The results of two randomized trials, CARMENA and SURTIME,...
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Open AccessSearch for long-lived heavy neutrinos in the decays of B mesons produced in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search for long-lived heavy neutrinos (N) in the decays of B mesons produced in proton-proton collisions at ...
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Article
Open AccessEmergence of flat bands and ferromagnetic fluctuations via orbital-selective electron correlations in Mn-based kagome metal
Kagome lattice has been actively studied for the possible realization of frustration-induced two-dimensional flat bands and a number of correlation-induced phases. Currently, the search for kagome systems with...
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Open AccessEffects of the recycled coarse aggregate mixing ratio on the characteristics of concrete with different design strengths
In this study, the characteristics of recycled aggregate concrete according to the mixing ratio of recycled coarse aggregate(RCA) were analyzed for different design strengths to explore the use of recycled mat...
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Open AccessSearch for heavy neutral leptons in final states with electrons, muons, and hadronically decaying tau leptons in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search for heavy neutral leptons (HNLs) of Majorana or Dirac type using proton-proton collision data at ...
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Open AccessSearch for the decay of the Higgs boson to a pair of light pseudoscalar bosons in the final state with four bottom quarks in proton-proton collisions at \( \sqrt{\textrm{s}} \) = 13 TeV
A search is presented for the decay of the 125 GeV Higgs boson (H) to a pair of new light pseudoscalar bosons (a), followed by the prompt decay of each a boson to a bottom quark-antiquark pair,
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Open AccessComprehensive multiomics analysis reveals distinct differences between pediatric choroid plexus papilloma and carcinoma
Choroid plexus tumors (CPTs) are intraventricular tumors derived from the choroid plexus epithelium and occur frequently in children. The aim of this study was to investigate the genomic and epigenomic charact...
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Article
360° structured light with learned metasurfaces
Structured light has proven instrumental in three-dimensional imaging, LiDAR and holographic light projection. Metasurfaces, comprising subwavelength-sized nanostructures, facilitate 180°-field-of-view structu...
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Article
Computed tomography characteristics of cN0 primary non-small cell lung cancer predict occult lymph node metastasis
Occult lymph node metastasis (OLNM) is frequently found in patients with resectable non-small cell lung cancer (NSCLC), despite using diagnostic methods recommended by guidelines.
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Article
Politically connected outside directors and market reaction: evidence from Korea
Using a sample of Korean-listed firms, this study investigates whether there is an association between political connections and market reaction. Specifically, we examine the association between the appointmen...
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Article
Effects of exercise during active surveillance for prostate cancer: A systematic review and meta-analysis
The efficacy of exercise in men with prostate cancer (PCa) on active surveillance (AS) remains unclear. In this meta-analysis, we aimed to examine the effects of exercise in PCa patients on AS.
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Open AccessRemimazolam-flumazenil provides fast recovery from general anesthesia compared to propofol during radiofrequency catheter ablation of atrial fibrillation
The optimal anesthetic agent for radiofrequency catheter ablation (RFCA) of atrial fibrillation (AF) and its impact on the recovery profiles remain uncertain. We compared the recovery and hemodynamic parameter...
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Trends, clinical characteristics, antimicrobial susceptibility patterns, and outcomes of Campylobacter bacteraemia: a multicentre retrospective study
We aimed to explore the clinical characteristics of Campylobacter bacteraemia and identify the trends, risk factors for mortality, and antimicrobial susceptibility patterns from clinical samples.
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Open AccessExtraction of the outer membrane protein pertactin from Bordetella pertussis with urea for the production of acellular pertussis vaccine
Pertactin (PRN), a non-fimbrial outer membrane protein of Bordetella pertussis, is the limiting component of the acellular pertussis vaccine because of its low concentration. This study aimed to develop a large-s...
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Adsorptive removal of cesium using surface-modified petroleum residue pitch with NaClO
Industrial activities that utilize nuclear technology can cause radioactive contamination in the ecosystems. In particular, cesium (Cs) has problems, such as neurological diseases, when it is exposed and accum...
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Artificial intelligence-enhanced automation for M-mode echocardiographic analysis: ensuring fully automated, reliable, and reproducible measurements
To enhance M-mode echocardiography’s utility for measuring cardiac structures, we developed and evaluated an artificial intelligence (AI)-based automated analysis system for M-mode images through the aorta and...
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Open AccessSearch for a new resonance decaying into two spin-0 bosons in a final state with two photons and two bottom quarks in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search for a new boson X is presented using CERN LHC proton-proton collision data collected by the CMS experiment at ...
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Open AccessSearch for a third-generation leptoquark coupled to a τ lepton and a b quark through single, pair, and nonresonant production in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search is presented for a third-generation leptoquark (LQ) coupled exclusively to a τ lepton and a b quark. The search is based on proton-proton collision data at a center-of-mass energy of 13 TeV recorded w...
