Search Results - "Choi, Sihoon"
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Perioperative symptomatic venous thromboembolism after immediate chemoprophylaxis in patients with pelvic and lower-extremity fractures
Published in Scientific reports (25-03-2020)“…The purpose of this study was to investigate the incidence of symptomatic venous thromboembolism (VTE) after chemoprophylaxis in patients with pelvic and…”
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Power Module With Low Common-Mode Noise and High Reliability
Published in IEEE access (2024)“…Silicon carbide devices provide higher switching speed and switching frequency than their silicon counterpart. However, these characteristics generate…”
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The Open DAC 2023 Dataset and Challenges for Sorbent Discovery in Direct Air Capture
Published in ACS central science (22-05-2024)“…Direct air capture (DAC) is an emerging technology to aid decarbonization. Exploring metal−organic frameworks (MOFs) for DAC needs to encompass vast numbers of…”
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Design of Coupled Inductor Using Powder Core with Concentrated Air Gap in Multiphase Operation
Published in IEEE transactions on industry applications (01-03-2024)“…Powder cores demonstrate soft saturation characteristics which shows gradual decrease of inductance with increase of winding current. Concentrated air gap has…”
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Derivation of Resonant Period for Soft Switching by Linearizing Output Capacitance of Switching Device
Published in 2022 International Power Electronics Conference (IPEC-Himeji 2022- ECCE Asia) (15-05-2022)“…Many soft switching techniques utilize the resonance between an inductor and parasitic output capacitor of switching device. However, output capacitance has…”
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Conference Proceeding -
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Text Mining Metal–Organic Framework Papers
Published in Journal of chemical information and modeling (26-02-2018)“…We have developed a simple text mining algorithm that allows us to identify surface area and pore volumes of metal–organic frameworks (MOFs) using manuscript…”
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Improved Packaging of Power Module With Low-Permittivity Material for Low Common-Mode Noise and High Reliability
Published in IEEE transactions on power electronics (01-11-2024)“…This article proposes a novel power module configuration which replaces a part of the bottom copper layer of a direct-bonded copper by low-permittivity (low- ϵ…”
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Novel Vertical Shunt Resistor: Integration and Optimization in Power Modules
Published in IEEE transactions on power electronics (16-08-2024)“…This paper proposes a novel vertical shunt resistor and its packaging method into power modules. The proposed shunt resistor has significantly lower equivalent…”
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Efficient Models for Predicting Temperature-Dependent Henry’s Constants and Adsorption Selectivities for Diverse Collections of Molecules in Metal–Organic Frameworks
Published in Journal of physical chemistry. C (19-08-2021)“…Adsorption-based separations using metal–organic frameworks (MOFs) are a promising alternative to traditional energy-intensive separation process. Machine…”
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Voltage-Controlled Variable Inductor for Fixed-Frequency Critical Conduction Mode Operation
Published in IEEE transactions on industrial electronics (1982) (01-06-2023)“…This article proposes a novel voltage-controlled variable inductor (VI) for fixing the switching frequency of dc-dc converters in the critical conduction mode…”
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Comparison of outcomes after reverse shoulder arthroplasty in patients with rheumatoid arthritis and cuff tear arthropathy
Published in Journal of shoulder and elbow surgery (01-02-2021)“…The reverse shoulder arthroplasty (RSA) was originally designed for cuff tear arthropathy (CTA). Over time, the indications have expanded to rheumatoid…”
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SiC Power Module Design with a Low-Permittivity Material to Reduce Common-Mode Noise
Published in 2024 IEEE Applied Power Electronics Conference and Exposition (APEC) (25-02-2024)“…This study proposes a silicon carbide (SiC) power module design to reduce common-mode (CM) noise. A low permittivity material replaces a part of the bottom…”
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Conference Proceeding -
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Common-Mode Noise Reduction for Bridgeless Flyback PFC Rectifier with Balance Technique
Published in 2024 IEEE Applied Power Electronics Conference and Exposition (APEC) (25-02-2024)“…A novel bridgeless flyback power factor correction rectifier is proposed to reduce common-mode (CM) noise. The proposed rectifier realizes a symmetric…”
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Conference Proceeding -
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Online Graduate Certificate in Data Science for the Chemical Industry
Published in Chemical engineering education (2022)“…The Graduate Certificate in Data Science for the Chemical Industries was designed to provide skills to working professionals, via a fully online and…”
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Modeling and Design Method of Coupled Inductor Using Powder Core with Concentrated Air Gap
Published in 2022 IEEE Energy Conversion Congress and Exposition (ECCE) (09-10-2022)“…Concentrated air gap is utilized to suppress soft saturation characteristics of powder cores by increasing effective magnetic reluctance. This paper proposes a…”
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Conference Proceeding -
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A Review of the Packaging Scheme of a Traction Inverter: Layout, Capacitor, Current Sensing and Power Module
Published in 2023 IEEE CPMT Symposium Japan (ICSJ) (15-11-2023)“…A traction inverter is required to drive the AC motors found in electric vehicles, by means of DC/AC conversion. To achieve high power density and reliability,…”
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Conference Proceeding -
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Fixed Frequency Operation in Critical Conduction Mode with Voltage-Controlled Variable Inductor
Published in 2023 IEEE Energy Conversion Congress and Exposition (ECCE) (29-10-2023)“…This study introduces a novel voltage-controlled variable inductor (VI) that effectively fixes the switching frequency of DC-DC converters operating in the…”
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Conference Proceeding -
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Packaging of SiC Power Module with a Low-Permittivity Material to Reduce Capacitive Coupling
Published in 2023 IEEE CPMT Symposium Japan (ICSJ) (15-11-2023)“…This study proposes a new power module configuration to reduce CM noise. The proposed module utilized a low permittivity material which replaces a part of…”
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Conference Proceeding -
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The Open DAC 2023 Dataset and Challenges for Sorbent Discovery in Direct Air Capture
Published 01-11-2023“…New methods for carbon dioxide removal are urgently needed to combat global climate change. Direct air capture (DAC) is an emerging technology to capture…”
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Journal Article