Search Results - "Wonki Yoon"

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    Usefulness and Stability of Intraoperative Digital Subtraction Angiography Using the Transradial Route in Arteriovenous Malformation Surgery by Yoon, Wonki, Kim, Hoon, Kim, Young Woo, Kim, Seong Rim, Park, Ik Seong

    Published in World neurosurgery (01-03-2018)
    “…Digital subtraction angiography is the gold standard to confirm complete removal of an arteriovenous malformation (AVM) nidus. However, the transfemoral…”
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    Journal Article
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    Arterial Wall Imaging in Angiographically Occult Spontaneous Subarachnoid Hemorrhage : New Insight into the Usual Suspect by Yoon, Wonki, Kim, Jang Hun, Roh, Haewon, Kwon, Taek-Hyun

    Published in Journal of Korean Neurosurgical Society (01-03-2022)
    “…The etiology of angiographically occult spontaneous subarachnoid hemorrhage (AOsSAH) is unclear. Threedimensional (3D) high-resolution vessel wall magnetic…”
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    Journal Article
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    Is Stent-Assisted Coil Embolization for the Treatment of Ruptured Blood Blister-Like Aneurysms of the Supraclinoid Internal Carotid Artery Effective? : An Analysis of Single Institutional Experience with Pooled Data by Roh, Haewon, Kim, Junwon, Suh, Sang-Il, Kwon, Taek-Hyun, Yoon, Wonki

    Published in Journal of Korean Neurosurgical Society (01-03-2021)
    “…Given the high risk of rebleeding and recurrence of blood blister-like aneurysms (BBAs), we treated ruptured BBAs of the internal carotid artery (ICA) with…”
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    Journal Article
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    Design Principle and Loss Engineering for Photovoltaic–Electrolysis Cell System by Chang, Woo Je, Lee, Kyung-Hwan, Ha, Heonjin, Jin, Kyoungsuk, Kim, Gunho, Hwang, Sun-Tae, Lee, Heon-min, Ahn, Seh-Won, Yoon, Wonki, Seo, Hongmin, Hong, Jung Sug, Go, Yoo Kyung, Ha, Jung-Ik, Nam, Ki Tae

    Published in ACS omega (31-03-2017)
    “…The effects of exchange current density, Tafel slope, system resistance, electrode area, light intensity, and solar cell efficiency were systematically…”
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    Journal Article
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    Temperature-Induced Degradation of Thin-Film III–V Solar Cells for Space Applications by van Leest, Rosalinda H., Mulder, Peter, Gruginskie, Natasha, van Laar, Simone C. W., Bauhuis, Gerard J., Hyenseok Cheun, Heonmin Lee, Wonki Yoon, van der Heijden, Remco, Bongers, Ed, Vlieg, Elias, Schermer, John J.

    Published in IEEE journal of photovoltaics (01-03-2017)
    “…High-efficiency, thin-film III-V solar cells offer excellent characteristics for implementation in flexible solar panels for space applications. In order to…”
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    Journal Article
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    Complications Following Transradial Cerebral Angiography : An Ultrasound Follow-Up Study by Yoon, Wonki, Kwon, Woo-Keun, Choudhri, Omar, Ahn, Jaegeun, Huh, Hanyong, Ji, Choel, Do, Huy M, Mantha, Aditya, Jeun, Sin-Soo

    Published in Journal of Korean Neurosurgical Society (01-01-2018)
    “…The feasibility and usefulness of transradial catheterization for coronary and neuro-intervention are well known. However, the anatomical change in the…”
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    Journal Article
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    Comparison of stent-assisted and no-stent coil embolization for safety and effectiveness in the treatment of ruptured intracranial aneurysms by Roh, Haewon, Kim, Junwon, Bae, Heejin, Chong, Kyuha, Kim, Jong Hyun, Suh, Sang-Il, Kwon, Taek-Hyun, Yoon, Wonki

    Published in Journal of neurosurgery (01-09-2020)
    “…The safety of the stent-assisted coil embolization (SAC) technique for acutely ruptured aneurysms has not been established yet. SAC is believed to be…”
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    Journal Article
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    Enhancement of crystallinity in ZnO:Al films using a two-step process involving the control of the oxygen pressure by Taeho Moon, Wonki Yoon, Kwang Sun Ji, Seh-Won Ahn, Minho Joo, Hui Youn Shin, Kyuho Park, Heon-Min Lee

    “…The ZnO:Al films were prepared using a two-step process through the control of oxygen pressure by DC-pulsed magnetron sputtering. The seed layers were prepared…”
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    Conference Proceeding
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    Risk factors and chlorhexidine dressings in external ventricular drainage: a retrospective analysis on infection rates by Kim, Hyo Jeong, Roh, Haewon, Byun, Joonho, Yoon, Wonki, Kim, Jong Hyun, Kwon, Taek-Hyun, Jo, Hyunjun

    Published in Neurosurgical review (17-09-2024)
    “…This retrospective study endeavors to scrutinize risk factors associated with infections resulting from external ventricular drainage (EVD) and to assess the…”
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    Journal Article
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    Intracranial Aneurysms in Adult Moyamoya Disease by Kim, Jang Hun, Kwon, Taek-Hyun, Kim, Jong Hyun, Chong, Kyuha, Yoon, Wonki

    Published in World neurosurgery (01-01-2018)
    “…The prevalence of aneurysm formation in adults with moyamoya disease (MMD) is approximately 14%, and it represents a major potential hemorrhagic risk. We aimed…”
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    Journal Article
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    Inflammation by activated macrophage‐like THP‐1 cells increases human dura mater cell adhesion with alteration of integrin α2β1 and matrix metalloproteinase by Chong, Kyuha, Kwon, Woo‐Keun, Kim, Joo Han, Park, Youn‐Kwan, Yoon, Wonki, Kim, Jong Hyun, Kwon, Taek‐Hyun, Moon, Hong Joo

    Published in Journal of orthopaedic research (01-03-2019)
    “…ABSTRACT This study was designed to investigate (i) extracellular matrix to specify adhesive substrates to human dura mater cell (hDMC); (ii) the alteration on…”
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    Journal Article
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    Inflammation by activated macrophage‐like THP‐1 cells increases human dura mater cell adhesion with alteration of integrin α 2 β 1 and matrix metalloproteinase by Chong, Kyuha, Kwon, Woo‐Keun, Kim, Joo Han, Park, Youn‐Kwan, Yoon, Wonki, Kim, Jong Hyun, Kwon, Taek‐Hyun, Moon, Hong Joo

    Published in Journal of orthopaedic research (01-03-2019)
    “…ABSTRACT This study was designed to investigate (i) extracellular matrix to specify adhesive substrates to human dura mater cell (hDMC); (ii) the alteration on…”
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    Journal Article
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    Bandgap grading and Al0.3Ga0.7As heterojunction emitter for highly efficient GaAs-based solar cells by Hwang, Sun-Tae, Kim, Soohyun, Cheun, Hyeunseok, Lee, Hyun, Lee, Byungho, Hwang, Taehyun, Lee, Sangheon, Yoon, Wonki, Lee, Heon-Min, Park, Byungwoo

    Published in Solar energy materials and solar cells (01-10-2016)
    “…Both an Al0.3Ga0.7As heterojunction in the p-type emitter and a bandgap-graded layer in the n-type light absorbing base were employed in the GaAs-based solar…”
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    Journal Article
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    Selective Temporary Stent-Assisted Coil Embolization for Intracranial Wide-Necked Small Aneurysms Using Solitaire AB Retrievable Stent by Heo, Han Yong, Ahn, Jae Guen, Ji, Cheol, Yoon, Won Ki

    Published in Journal of Korean Neurosurgical Society (01-01-2019)
    “…Stent-assisted coil embolization of intracranial wide-necked aneurysm requires long-term postoperative antiplatelet therapy to prevent in-stent thrombosis…”
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    Journal Article
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    Transradial access for cerebrovascular angiography: Evaluation of palmar collateral circulation with hand angiography and its correlation with Allen test by Kwon, Woo-Keun, Yoon, Wonki, Kwon, Taek-Hyun, Kim, Jong Hyun, Jung, Heung-Sub, Ahn, Jaegeun, Huh, Hanyong, Ji, Choel

    Published in Clinical neurology and neurosurgery (01-01-2018)
    “…•The present study investigated the correlation of several peri-procedural measurements with manual Allen test.•Pre-procedural UA diameters revealed…”
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    Journal Article
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    Inflammation by activated macrophage-like THP-1 cells increases human dura mater cell adhesion with alteration of integrin α 2 β 1 and matrix metalloproteinase by Chong, Kyuha, Kwon, Woo-Keun, Kim, Joo Han, Park, Youn-Kwan, Yoon, Wonki, Kim, Jong Hyun, Kwon, Taek-Hyun, Moon, Hong Joo

    Published in Journal of orthopaedic research (18-12-2018)
    “…This study was designed to investigate (i) extracellular matrix to specify adhesive substrates to human dura mater cell (hDMC); (ii) the alteration on…”
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    Journal Article
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    Additional coating effects on textured ZnO : Al thin films as transparent conducting oxides for thin-film Si solar cells by Moon, Taeho, Jun, Jin Hyung, Lee, Hyun, Yoon, Wonki, Kim, Soohyun, Lee, Byung-Kee, Lee, Hong-Cheol, Kim, Wooyoung, Ahn, Seh-Won, Lee, Sungeun, Lee, Heon-Min

    Published in Progress in photovoltaics (01-05-2012)
    “…ABSTRACT ZnO : Al films were additionally deposited on textured transparent conducting oxide thin films to improve the surface morphologies formed in the…”
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    Journal Article
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    Growth of textured mullite fibers using polycrystalline precursors by Yoon, Wonki

    Published 01-01-2007
    “…Fine ceramic oxide fibers are widely used as reinforcements in composites for high temperature applications. The primary goal of this research was to…”
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    Dissertation