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Validity of tobacco use survey for adolescent  CNKI文献

This study aims to evaluate the validity of tobacco use prevalence among adolescents in Korea investigated through self-report in the Korean Youth Health Risk Behavior Web-based Survey. Among the tar...

Soon-Woo Park Jun Hyun Hwang... 第十一届亚太控烟大会论文集 2016-09-23 国际会议

关键词: Validity / Youth / Smoking / Prevalence

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Design and Synthesis of Organic Semiconducting Polymer...  CNKI文献

One of the most important issues for enhancing the power conversion efficiency(PCE) of organic photovoltaic cells(OPVs) has been the development of ?-conjugated polymers that exhibit broad visible wa...

Do-Hoon Hwang 中国化学会第29届学术年会摘要集——第25分会:有机光伏 2014-08-04 中国会议

关键词: Design / and / Synthesis / of

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Organic White Light-Emitting Diodes Using a New DCM De...  CNKI文献

A new DCM derivative 4-(dicyanomethylene)-2-t-butyl-6-(9-ethylphenothiazine-2-enyl)-4H-pyran (DCPTZ) has been used as an orange-red fluorescent dye molecule in organic light-emitting diodes (OLEDs). ...

Do-Hoon Hwang Jong-Don Lee... Proceedings of Light-Emitting Diode Materials and Devic... 2007-11-01 国际会议

关键词: DCM / derivative / white / organic

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Study on Scroll Profile Design Using Involute of Ellip...  CNKI文献

The scroll compressor has the conjugate motion of meshing by the fixed scroll and the planet scroll.Several kinds of geometrical curves can be adopted to form the scroll compressor profile such as in...

Shen-Jenn Hwang Shin-Tang Li... Proceedings of 2013 2nd International Conference on Che... 2013-01-20 国际会议

关键词: Involute / Of / Elliptic / scroll

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Electroosmotic Flow and Heat Transfer in Microchannels...  CNKI文献

In this paper,an analysis has been conducted to explore the momentun and thermal transport characterastics of electroosmotic liquid flow in a microchannel under imposed constant wall heat flux bounda...

Chien-Hsin Chen Shen-Jenn Hwang... Proceedings of 2013 2nd International Conference on Che... 2013-01-20 国际会议

关键词: Electroosmotic / flow / Microchannel / Joule

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A Study on Real-Time Discrimination of Road Surface Ty...  CNKI文献

In this study, a tactile sensor, which was made by PVDF(Polyvinylidene Fluoride) sensor embedded polyester structure, was suggested to discriminate the road surface type in real time for the outer sk...

Ui.Kyun.Hwang Hui Yoon Hwang Proceedings of Int'l Conf. on Advances in Science, Engg... 2015-08-27 国际会议

关键词: PVDF / Sensor / Distinction / of

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Effect of concrete types and construction joints on co...  CNKI文献

The present study examined the effect of smooth construction joint and concrete unit weight on the shear friction behavior of concrete. From nine push-off test specimens, shear load-relative slip rel...

Yong-Ha Hwang Jae-Sung Mun... Abstracts of International Conference on Material Scien... 2016-06-24 国际会议

关键词: Effect / of / concrete / types

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The Relationship between the Size and the Invasion Dep...  CNKI文献

Cutaneous squamous cell carcinoma(SCC) has a more invasive growth pattern and a higher potential of metastasis than basal cell carcinoma.So as to excise the tumor clearly,invasion depth is one of the...

Sam Yong Lee Won Joo Hwang... Conference Abstract Book of BIT's 10th Annual World Can... 2017-05-19 国际会议

关键词: SCC / The / Relationship / between

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EARLY DETECTION OF ALZHEIMER'S DISEASE,STROKE,AND TUMO...  CNKI文献

Introduction Sensitive detection and imaging of magnetic nanoparticles or aggregates is of great importance in medical diagnosis by magnetic resonance(MR)and magnetic resonance molecular imaging(MRMI...

Zhao LI Nikolay DIMITROV... 第十三届北京分析测试学术报告会暨展览会摘要集 2009-11-25 国际会议

关键词: EARLY / DETECTION / OF / ALZHEIMER'S

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Synthesis of Bifunctional Poly(vinyl Phosphonic Acid-c...  CNKI文献

In this study, poly(vinyl phosphonic acid-co-glycidyl methacrylate-co-divinyl benzene)(PVGD) and poly(vinyl phosphonic acid-co-glycidyl methacrylate-co-divinyl benzene)(IPVGD) containing iminodiaceti...

Jae Won Lim Chi Won Hwang... 第七届国际分离科学与技术会议摘要集 2013-07-02 国际会议

关键词: ITO / vinyl / Phosphonic / Acid-co-glycidyl

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RP-UM103对项痛患者的治疗作用  CNKI文献

目的:通过视觉模拟量表和痛觉测验计研究 RP-UM103(霓虹治疗仪)对项痛患者的治疗作用。方法:霓虹治疗组,18名患者,针灸治疗组,7名患者。第1次、第3次和第5次治疗前通过视觉模拟量表和压痛上限(肩井和肩外俞处)测评项痛...

Seo Jung-chul Lee Kyung-min... 世界针灸学会联合会成立20周年暨世界针灸学术大会论文摘要汇... 2007-10-01 国际会议

关键词: 治疗作用 / 项痛 / 肩井 / 痛觉

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A Study on the Pressure Values of Contrast Media Injec...  CNKI文献

Objective:Extravasation of contrast media has been seriously managed for the patients'safety and various studies are currently being performed on it.However,it is very difficult to prevent the ex...

Youha Hwang Minsoo Lee... 2010中华医学会影像技术分会第十八次全国学术大会论文集 2010-09-17 中国会议

关键词: A / Study / on / the

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地下管道质量评估系统的开发  CNKI文献

本研究的目的是开发一种评估地下管道的质量系统,此系统包括四模块内部算法:管道里的腐蚀效果、开裂、应力腐蚀开裂及疲劳模块。最近开发了外部腐蚀模块。本文描述了管道内腐蚀效果的内部算法和系统的数据库。将数据库...

Ouk Sub Lee In Hyun Hwang... 第一届国际机械工程学术会议论文集 2000-11-01 国际会议

关键词: 管道质量评估系统 / 四模块 / 外部腐蚀 / 利于用户概念

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地震作用下钢筋混凝土桥梁结构易损性分析  CNKI文献

针对缺乏桥梁结构地震破坏数据的地区 ,考虑地震地面运动、局部工程场地条件和桥梁本身参数的不确定性 ,给出了一种地震作用下钢筋混凝土结构易损性曲线的系统性分析方法 ,对美国中东部受NewMadrid地震带影响的高速公...

H Hwang... 《土木工程学报》 2004年06期 期刊

关键词: 桥梁 / 混凝土 / 地震 / 易损性曲线

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Comment on "Cryptanalysis of A Novel Ultralightweight ...  CNKI文献

To protect the security of IoT devices, Tewari and Gupta proposed an ultralightweight mutual-authentication protocol for an RFID system. In the protocol, only two simple bitwise operations(XOR and ro...

Shao-Cheng Huang Chia-Wei Tsai... Proceedings of 2018 International Conference on Data Sc... 2018-07-20 国际会议

关键词: Ultralightweight / mutual / authentication / disclosure

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CEM~? Process: the Most Efficient Process for Thin Gau...  CNKI文献

POSCO has developed CEM~?(Compact Endless casting and rolling Mill) process, which is based on high casting speed with 6~8 m/min and endless rolling from mold meniscus to down coiler. Mechanical desi...

KO Young-ju CHO Myung-jong... 第十一届中国钢铁年会论文集——S02.炼钢与连铸 2017-11-21 中国会议

关键词: CEM~? / high / speed / casting

下载(11)| 被引(0)

Auditor Switching,Earnings Quality,and the Cost of Cap...  CNKI文献

This study examines the relation between auditor switching and market response.This study tests not only the direct association between auditor switching and market response,but also the effects of a...