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4篇 您的检索式:作者名="Namyoung Kim"
    题名 作者 年代 出处 被引量
1以丝网印刷方式印刷电子监管标签的研究显示文摘在塑料薄膜上采用丝网印刷方式印刷谐振标签,已经成为低成本电子监管标签的生产方式。以印刷方式生产的谐振标签,可以方便地在印刷过程中通过改变感应器和电容器的印刷长度和尺寸来改变谐振标签的谐振频率。谐振标签的质量因子(Q)主要取决于印刷感应器的薄膜阻抗,印刷方式生产的谐振标签能够获得的最大Q值约为45。由于这种谐振标签能够用卷筒进料的塑料薄膜进行印刷,因此,各种谐振频率的电子标签都能够通过这种印刷方式进行大批量低成本生产。Namsoo Lim Jaeyoung Kim Soojin Lee Namyoung Kim Gyoujin Cho 陈虹 2009中国印刷与包装研究2009,1,3:1
2Low phase noise microwave oscil- lator using meander resonator t'or X- band application显示文摘Bhanu Shrestha NamYoung Kim 2011Indiao Journal of Engineering and Materials Sciences2011,,:1
3MMIC X-Band VCOs Design Using InGaP/GaAs HBT Technology显示文摘Bhanu Shrestha Gary P. Kennedy KIM Namyoung 2007Chinese Journal of Electronics2007,16,2:0
4Acetylsalicylic acid for metal stent in malignant distal common bile duct obstruction:A randomized controlled trial显示文摘Background:Endoscopic biliary drainage is the treatment of choice for patients with malignant distal common bile duct obstruction.Self-expandable metal stents have clinical advantages including an increased duration of patency that may be prolonged by acetylsalicylic acid(ASA)use.The aim of this study was to investigate whether ASA had a positive effect on the patency of self-expandable metal stents compared with placebo.Methods:This prospective,multicenter,double-blinded,and randomized placebo-controlled trial was conducted from October 2017 to May 2020 in Korea.Patients who underwent palliative endoscopic biliary drainage with self-expandable metal stents for malignant distal bile duct obstruction were enrolled,and allocated to ASA treatment or placebo.The study outcomes were the rate of stent dysfunction at 6 months,duration of stent patency,risk factors for stent dysfunction,and any adverse events.Results:Interim analysis included 24 and 28 patients in the ASA and placebo groups,respectively.There was no significant difference between the ASA and placebo groups in stent dysfunction(25.0%vs.20.7%,P=0.761)or the duration of stent patency(150.97±10.55 vs.158.07±8.70 days,P=0.497).Six patients experienced suspected ASA-related adverse events,and there was one lethal case.Conclusions:ASA did not prolong stent patency.This study was terminated early because of the possibility of serious adverse events related to ASA treatment of these patients receiving palliative care.Jin Ho Choi Kyong Joo Lee Woo Hyun Paik Namyoung Park Jung Won Chun Sang Hyub Lee Ji Kon Ryu Yong-Tae Kim 2022Hepatobiliary & Pancreatic Diseases International2022,21,5:0
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