Search Results - "Hyun Chul Park"

A Highly Efficient and Linear Power Amplifier for 28-GHz 5G Phased Array Radios in 28-nm CMOS by Shakib, Sherif, Hyun-Chul Park, Dunworth, Jeremy, Aparin, Vladimir, Entesari, Kamran

“…This paper presents the first linear bulk CMOS power amplifier (PA) targeting low-power fifth-generation (5G) mobile user equipment integrated phased array…”
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Relationship between skeletal muscle mass and lung function in Korean adults without clinically apparent lung disease by Park, Chul-Hyun, Yi, Youbin, Do, Jong Geol, Lee, Yong-Taek, Yoon, Kyung Jae

“…Previous studies have demonstrated that low skeletal muscle mass is related to decreased lung function in patients with chronic obstructive pulmonary disease…”
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Association between underweight and pulmonary function in 282,135 healthy adults: A cross-sectional study in Korean population by Do, Jong Geol, Park, Chul-Hyun, Lee, Yong-Taek, Yoon, Kyung Jae

“…In contrast to obesity, studies on the relationship between underweight and pulmonary function are still sparse. Thus, the objective of this study was to…”
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Association between osteosarcopenia and coronary artery calcification in asymptomatic individuals by Park, Chul-Hyun, Lee, Yong-Taek, Yoon, Kyung Jae

“…Osteoporosis and sarcopenia are substantially interrelated with shared cardiovascular risk factors. However, the relationship between osteosarcopenia and…”
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Relationship between hyperhomocysteinemia and coexisting obesity with low skeletal muscle mass in asymptomatic adult population by Yoo, Tae Kyung, Rhim, Hye Chang, Lee, Yong-Taek, Yoon, Kyung Jae, Park, Chul-Hyun

“…The relationship between hyperhomocysteinemia (HHcy) and obesity with low skeletal muscle mass (LMM) has not been established. We aim to assess the association…”
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Estimation of Rate Constants and Mixing Characteristics in Flotation Columns by Park, Chul-Hyun

“…The effect of mixing in a flotation column has long been recognized as an important factor in determining the performance of flotation. The paper presents the…”
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Strong association of type 2 diabetes with degenerative lumbar spine disorders by Park, Chul-Hyun, Min, Kyoung-Bok, Min, Jin-Young, Kim, Du Hwan, Seo, Kyung Mook, Kim, Don-Kyu

“…Tantalizing connections between type 2 diabetes and degenerative lumbar spine disorders have become increasingly evident. However, the association of type 2…”
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Millimeter-Wave Series Power Combining Using Sub-Quarter-Wavelength Baluns by Hyun-chul Park, Daneshgar, Saeid, Griffith, Zach, Urteaga, Miguel, Byung-Sung Kim, Rodwell, Mark

“…We present a new millimeter-wave power-combining technique using transmission-line baluns which both connect transistor outputs in series and inductively tune…”
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The Reducing Effects of Pyrogallol-Phloroglucinol-6,6-Bieckol on High-Fat Diet-Induced Pyroptosis in Endothelial and Vascular Smooth Muscle Cells of Mice Aortas by Oh, Seyeon, Son, Myeongjoo, Park, Chul-Hyun, Jang, Ji Tae, Son, Kuk Hui, Byun, Kyunghee

“…In hyperlipidemia, pyroptosis in endothelial cells (ECs) induces atherosclerosis via the toll-like receptor 4 (TLR4) pathway. We evaluated the effects of…”
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Importance of pulse pressure after extracorporeal cardiopulmonary resuscitation by Lee, Seok In, Lim, Yong Su, Park, Chul‐Hyun, Choi, Woo Sung, Choi, Chang Hyu

“…Background Recent reports have revealed better clinical outcomes for extracorporeal cardiopulmonary resuscitation (ECPR) than conventional cardiopulmonary…”
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Long-term effects of lumbar flexion versus extension exercises for chronic axial low back pain: a randomized controlled trial by Park, Chul-Hyun, Beom, Jaewon, Chung, Chun Kee, Kim, Chi Heon, Lee, Mi Yeon, Park, Myung Woo, Kim, Keewon, Chung, Sun Gun

“…This study aimed to compare the long-term effects of flexion- and extension-based lumbar exercises on chronic axial low back pain (LBP). This was a 1-year…”
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Sex‐specific associations between gut microbiota and skeletal muscle mass in a population‐based study by Park, Chul‐Hyun, Lee, Eun‐Ju, Kim, Hyung‐Lae, Lee, Yong‐Taek, Yoon, Kyung Jae, Kim, Han‐Na

“…Background A gut–muscle axis through which the microbiome influences skeletal muscle has been hypothesized. However, sex‐specific association between the…”
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Effect of grain size on the indentation hardness for polycrystalline materials by the modified strain gradient theory by Jung, Bong-bu, Lee, Hun-kee, Park, Hyun-chul

“…Numerous indentation tests in the micrometer and nanometer scale have shown that the measured hardness decreases significantly with increasing indentation…”
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The Association between Red Blood Cell Distribution Width and Sarcopenia in U.S. Adults by Kim, Junghoon, Im, Jeong-Soo, Choi, Chang Hyu, Park, Chul Hyun, Lee, Jae Ik, Son, Kuk Hui, Choi, Yoon-Hyeong

“…One pathophysiological sign of sarcopenia is chronic inflammation. Given that levels of red blood cell distribution width (RDW) are increased in chronic…”
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Pyrogallol-Phloroglucinol-6,6-Bieckolon Attenuates Vascular Smooth Muscle Cell Proliferation and Phenotype Switching in Hyperlipidemia through Modulation of Chemokine Receptor 5 by Oh, Seyeon, Son, Myeongjoo, Park, Chul-Hyun, Jang, Ji Tae, Son, Kuk Hui, Byun, Kyunghee

“…Hyperlipidemia induces vascular smooth muscle cell (VSMC) proliferation and phenotype switching from contractile to synthetic. This process is involved in…”
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Rapid oral bacteria detection based on real-time PCR for the forensic identification of saliva by Jung, Ju Yeon, Yoon, Hyun Kyu, An, Sanghyun, Lee, Jee Won, Ahn, Eu-Ree, Kim, Yeon-Ji, Park, Hyun-Chul, Lee, Kyungmyung, Hwang, Jung Ho, Lim, Si-Keun

“…This study developed a new method for forensic saliva identification using three oral bacteria, Streptococcus salivarius , Streptococcus sanguinis , and…”
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Alternative position of cannulae in veno-venous extracorporeal membrane oxygenation for maintaining sufficient flow support by Ko, Ui Won, Choi, Chang Hyu, Park, Chul-Hyun, Lee, Seok In

“…Blood flow disturbance of veno-venous extracorporeal membrane oxygenation (VV-ECMO) can be a risk factor of weaning failure. We report an alternative position…”
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Dieckol Decreases Caloric Intake and Attenuates Nonalcoholic Fatty Liver Disease and Hepatic Lymphatic Vessel Dysfunction in High-Fat-Diet-Fed Mice by Byun, Kyung-A, Oh, Seyeon, Son, Myeongjoo, Park, Chul-Hyun, Son, Kuk Hui, Byun, Kyunghee

“…Increased inflammation is the main pathophysiology of nonalcoholic fatty liver disease (NAFLD). Inflammation affects lymphatic vessel function that contributes…”
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A randomized controlled trial of stem cell injection for tendon tear by Chun, Se-Woong, Kim, Won, Lee, Sang Yoon, Lim, Chai-Young, Kim, Keewon, Kim, Jeong-Gil, Park, Chul-Hyun, Hong, Sung Hwan, Yoo, Hye Jin, Chung, Sun G.

“…Tendons have limited reparative ability and perform a relatively simple mechanical function via the extracellular matrix. Thus, the injured tendon might be…”
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Effect of Hydroxyapatite Nanoparticles and Nitrogen Plasma Treatment on Osteoblast Biological Behaviors of 3D-Printed HDPE Scaffold for Bone Tissue Regeneration Applications by Park, Hyunchul, Ryu, Jaeyoung, Jung, Seunggon, Park, Hongju, Oh, Heekyun, Kook, Minsuk

“…The need for the repair of bone defects has been increasing due to various causes of loss of skeletal tissue. High density polyethylenes (HDPE) have been used…”
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