Search Results - "김병일"
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Vibration reduction against modulated excitation using multichannel NLMS algorithm for a structure with three active paths between plates
Published in Journal of mechanical science and technology (01-10-2019)“…Electric and hybrid vehicle engines produce a complex spectrum of vibration and noise. Various active mounting techniques have been developed to isolate them…”
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2
Positioning Criteria for Automotive Headlamp Module Supports Using Transmitted Force and Natural Frequency
Published in International journal of automotive technology (01-12-2021)“…Headlamps are one of the most important parts of vehicles because they contribute to the vision and safety of the driver. However, rough road conditions create…”
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3
Experimental and numerical investigations of transfer matrix representation of simple centrifugal pendulum vibration absorber
Published in Journal of mechanical science and technology (01-09-2023)“…The transfer matrix for a simple centrifugal pendulum vibration absorber (SCPVA), defined based on the vector-type four-pole method, is verified numerically…”
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4
Design optimization of OCTG premium connection system based on the effect of stabbing flank angle
Published in Journal of mechanical science and technology (01-02-2021)“…This paper proposes a new premium connection system for oil country tubular goods with good durability under severe conditions. As premium connections are…”
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5
Exploring wavelet applications in civil engineering
Published in KSCE journal of civil engineering (01-05-2017)“…Although use of wavelet transform has significantly increased in civil engineering, selection of a proper wavelet type for a particular civil engineering…”
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6
Gear rattle analysis of a torsional system with multi-staged clutch damper in a manual transmission under the wide open throttle condition
Published in Journal of mechanical science and technology (01-03-2016)“…Vibro-impacts of a manual transmission in vehicle systems occur normally at the location of unloaded gear pairs, correlated with firing strokes from the…”
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7
A framework for pricing the loss of regulating ecosystem services caused by road construction
Published in KSCE journal of civil engineering (01-11-2016)“…Road construction is a primary cause of the loss of ecosystems and their services. However, such loss of ecosystem services has not been reflected in key…”
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8
The Prediction of HER2-Targeted Treatment Response Using 64Cu-Tetra-Azacyclododecanetetra-Acetic Acid (DOTA)-Trastuzumab PET/CT in Metastatic Breast Cancer: A Case Report
Published in Journal of breast cancer (01-02-2022)“…A 45-year-old woman diagnosed with breast cancer reported disease progression in the form of metastatic lung and recurrent breast lesions following…”
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9
Analysis of vibro-impacts in a torsional system under both wide open throttle and coast conditions with focus on the multi-staged clutch damper
Published in Journal of mechanical science and technology (01-12-2015)“…Vibro-impacts of gear pairs in a torsion system inherently occur under the steady state torque input condition since clearance type nonlinearities are related…”
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10
Model test study on the behavior of geotextile-encased sand pile in soft clay ground
Published in KSCE journal of civil engineering (01-03-2015)“…When constructing structures receiving high vertical and horizontal force such as port facilities, caissons and breakwaters on a soft ground on the sea or…”
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11
Deferoxamine Improves Alveolar and Pulmonary Vascular Development by Upregulating Hypoxia-inducible Factor-1α in a Rat Model of Bronchopulmonary Dysplasia
Published in Journal of Korean medical science (01-09-2015)“…Fetal lung development normally occurs in a hypoxic environment. Hypoxia-inducible factor (HIF)-1α is robustly induced under hypoxia and transactivates many…”
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12
Neonatal Morbidities Associated with Histologic Chorioamnionitis Defined Based on the Site and Extent of Inflammation in Very Low Birth Weight Infants
Published in Journal of Korean medical science (01-10-2015)“…Conflicting results on the influences of histologic chorioamnionitis (HC) on neonatal morbidities might be partly originated from using different definition of…”
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13
Clinical Usefulness of 18F-FC119S Positron-Emission Tomography as an Auxiliary Diagnostic Method for Dementia: An Open-Label, Single-Dose, Evaluator-Blind Clinical Trial
Published in Journal of clinical neurology (Seoul, Korea) (01-01-2020)“…The aim of this study was to determine the diagnostic performance and safety of a new ¹⁸F-labeled amyloid tracer, ¹⁸F-FC119S. This study prospectively…”
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14
Risk factors for late-onset hyponatremia and its influence on neonatal outcomes in preterm infants
Published in Journal of Korean medical science (01-04-2015)“…Late-onset hyponatremia (LOH), hyponatremia occurring after two weeks of age with the achievement of full feeding, is the result of a negative sodium balance…”
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15
Comparison of the Mortality and In-Hospital Outcomes of Preterm Infants Treated with Ibuprofen for Patent Ductus Arteriosus with or without Clinical Symptoms Attributable to the Patent Ductus Arteriosus at the Time of Ibuprofen Treatment
Published in Journal of Korean medical science (01-01-2017)“…The aim of this study was to assess the differences in the mortality and in-hospital outcomes of preterm infants with < 28 weeks of gestation who received…”
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16
Risk factors for periventricular-intraventricular hemorrhage in premature infants
Published in Journal of Korean medical science (01-03-2010)“…Periventricular-intraventricular hemorrhage (PV-IVH) is a major cause of neurological disabilities in preterm newborns. This study aimed to determine the…”
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17
Incidence of bronchopulmonary dysplasia in Korea
Published in Journal of Korean medical science (01-08-2012)“…A nationwide survey was conducted to determine the incidence of bronchopulmonary dysplasia (BPD) in Korea and the intercenter differences in survival and BPD…”
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18
Rosiglitazone, a peroxisome proliferator-activated receptor-γ agonist, restores alveolar and pulmonary vascular development in a rat model of bronchopulmonary dysplasia
Published in Yonsei medical journal (01-01-2014)“…We tested whether rosiglitazone (RGZ), a peroxisome proliferator-activated receptor-γ agonist, can restore alveolar development and vascular growth in a rat…”
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19
High incidence of thyroid dysfunction in preterm infants
Published in Journal of Korean medical science (01-08-2009)“…To determine the validity of a repeat thyroid function test for preterm infants, and to investigate factors that influence thyroid function of preterm infants,…”
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20
Trends in epidemiology of neonatal sepsis in a tertiary center in Korea: a 26-year longitudinal analysis, 1980-2005
Published in Journal of Korean medical science (01-02-2011)“…There were many reports of longitudinal changes in the causative organisms of neonatal sepsis in Western countries but few in Asia. We aimed to study…”
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