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1

Development of vector hydrophone using thickness–shear mode piezoelectric single crystal accelerometer

Pyo, Seonghun, Kim, Jungsuk, Kim, Hoeyong, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Année:

2018

Langue:

english

Fichier:

PDF, 1.71 MB

english, 2018

2

Effect of different excess air ratio values and spark advance timing on combustion and emission characteristics of hydrogen-fueled spark ignition engine

Lee, Jeongwoo, Park, Cheolwoong, Bae, Jongwon, Kim, Yongrae, Choi, Young, Lim, Byeungjun

Journal:

International Journal of Hydrogen Energy

Année:

2019

Langue:

english

Fichier:

PDF, 2.24 MB

english, 2019

3

New design of matching layers for high power and wide band ultrasonic transducers

Yeon-bo Kim, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Année:

1998

Langue:

english

Fichier:

PDF, 787 KB

english, 1998

4

Comparative study on EGR and lean burn strategies employed in an SI engine fueled by low calorific gas

Lee, Sunyoup, Park, Seunghyun, Kim, Changgi, Kim, Young-Min, Kim, Yongrae, Park, Cheolwoong

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 551 KB

english, 2014

5

The effect of a firm's strategic innovation decisions on its market performance

Oh, Choonho, Cho, Yongrae, Kim, Wonjoon

Journal:

Technology Analysis & Strategic Management

Année:

2015

Langue:

english

Fichier:

PDF, 211 KB

english, 2015

6

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - San Diego, California, USA (Sunday 6 March 2011)] Behavior and Mechanics of Multifunctional Materials and Composites 2011 - Equivalent properties of 1-3 piezocomposites made of PMN-PT single crystals for underwater sonar transducers

Kim, Jinwook, Ounaies, Zoubeida, Seelecke, Stefan S., Roh, Yongrae

Année:

2011

Langue:

english

Fichier:

PDF, 583 KB

english, 2011

7

SAE Technical Paper Series [SAE International 16th Asia Pacific Automotive Engineering Conference - (OCT. 06, 2011)] SAE Technical Paper Series - Development of a Parallel-Type Diesel Hybrid Bus and Fuel Efficiency Results from Trial Runs

Kim, Yongrae, Lee, Yonggu, Choi, Kyonam, Jeong, Dongsoo

Année:

2011

Langue:

english

Fichier:

PDF, 3.70 MB

english, 2011

8

Effect of turbocharger on performance and thermal efficiency of hydrogen-fueled spark ignition engine

Lee, Jeongwoo, Park, Cheolwoong, Kim, Yongrae, Choi, Young, Bae, Jongwon, Lim, Byeungjun

Journal:

International Journal of Hydrogen Energy

Année:

2019

Langue:

english

Fichier:

PDF, 1.41 MB

english, 2019

9

Technology-Industry Networks in Technology Commercialization: Evidence from Korean University Patents

Cho, Yongrae, Kim, Wonjoon

Journal:

SSRN Electronic Journal

Année:

2014

Fichier:

PDF, 409 KB

2014

10

Comparison between gasoline direct injection and compressed natural gas port fuel injection under maximum load condition

Lee, Jeongwoo, Park, Cheolwoong, Bae, Jongwon, Kim, Yongrae, Lee, Sunyoup, Kim, Changgi

Journal:

Année:

2020

Langue:

english

Fichier:

PDF, 881 KB

english, 2020

11

Combustion and emission characteristics of a diesel-powered generator running with N-butanol/coffee ground pyrolysis oil/diesel blended fuel

Lee, Seokhwan, Woo, Sang Hee, Kim, Yongrae, Choi, Young, Kang, Kernyong

Journal:

Année:

2020

Fichier:

PDF, 2.61 MB

2020

12

Simple expressions of the reflection and transmission coefficients of fundamental lamb waves by a rectangular notch

Byungsoo Kim, Yongrae Roh

Journal:

Année:

2011

Langue:

english

Fichier:

PDF, 2.19 MB

english, 2011

13

Optical detection of Cu2+ ion using a SQ-dye containing polymeric thin-film on Au surface

Kyungsik Ock, Gabsoo Jang, Yongrae Roh, Sunghoon Kim, Jaeho Kim, Kwangnak Koh

Journal:

Microchemical Journal

Année:

2001

Langue:

english

Fichier:

PDF, 337 KB

english, 2001

14

A study on the behavior of evaporating diesel spray using LIEF measurement and kiva code

Jeongkuk Yeom, Sungsik Chung, Jongyul Ha, Yongrae Kim, Kyoungdoug Min

Journal:

Journal of Mechanical Science and Technology

Année:

2004

Langue:

english

Fichier:

PDF, 575 KB

english, 2004

15

Deposition of ZnO Thin Films by the Ultrasonic Spray Pyrolysis Technique

Lee, Youngjin, Kim, Hagbong, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Année:

2001

Langue:

english

Fichier:

PDF, 383 KB

english, 2001

16

3-D Simulation of the combustion process for di-methyl ether-fueled diesel engine

Jaeman Lim, Yongrae Kim, Sangyul Lee, Jaewoo Chung, Woo Kang, Kyoungdoug Min

Journal:

Journal of Mechanical Science and Technology

Année:

2010

Langue:

english

Fichier:

PDF, 598 KB

english, 2010

17

Dynamic patterns of technological convergence in printed electronics technologies: patent citation network

Kim, Euiseok, Cho, Yongrae, Kim, Wonjoon

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 394 KB

english, 2014

18

[IEEE 1998 IEEE Ultrasonics Symposium. Proceedings - Sendai, Japan (5-8 Oct. 1998)] 1998 IEEE Ultrasonics Symposium. Proceedings (Cat. No. 98CH36102) - Development of ZnO thin films for SAW devices by the ultrasonic spray pyrolysis technique

Hagbong Kim,, Youngjin Lee,, Yongrae Roh,, Jinyoung Jung,, Manhyeong Lee,, Hyukchae Kwon,

Année:

1998

Langue:

english

Fichier:

PDF, 245 KB

english, 1998

19

Determination of the complex material constants of PMN–28%PT piezoelectric single crystals

Joh, Cheeyoung, Kim, Jinwook, Roh, Yongrae

Journal:

Smart Materials and Structures

Année:

2013

Langue:

english

Fichier:

PDF, 780 KB

english, 2013

20

Technology–industry networks in technology commercialization: evidence from Korean university patents

Cho, Yongrae, Kim, Wonjoon

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 425 KB

english, 2014

21

Homogenization of PMN-PT/epoxy 1–3 piezocomposites by resonator measurements and finite element analysis

Kim, Jinwook, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Année:

2014

Langue:

english

Fichier:

PDF, 3.07 MB

english, 2014

22

What's hot on NewScientist.com

Kim, Jinwook, Roh, Yongrae

Journal:

Année:

2009

Langue:

english

Fichier:

PDF, 53 KB

english, 2009

23

Development of a reduced chemical kinetic mechanism for a gasoline surrogate for gasoline HCCI combustion

Lee, Kyeonghyeon, Kim, Yongrae, Min, Kyoungdoug

Journal:

Combustion Theory and Modelling

Année:

2010

Langue:

english

Fichier:

PDF, 897 KB

english, 2010

24

Investigation on the Reflection and Transmission of Lamb Waves across a Rectangular Notch

Kim, Byungsoo, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Année:

2009

Langue:

english

Fichier:

PDF, 345 KB

english, 2009

25

[IEEE 2012 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM) - Hong Kong, China (2012.12.10-2012.12.13)] 2012 IEEE International Conference on Industrial Engineering and Engineering Management - The role of funding source for commercializing university patents: Network analysis on technology — Industry linkage patterns

Cho, Yongrae, Lee, Sanghoon, Kim, Wonjoon

Année:

2012

Langue:

english

Fichier:

PDF, 1.47 MB

english, 2012

26

[IEEE 2013 IEEE International Ultrasonics Symposium (IUS) - Prague, Czech Republic (2013.07.21-2013.07.25)] 2013 IEEE International Ultrasonics Symposium (IUS) - Design and fabrication of a new multi-active-layer transducer with a single-copper-layer FPCB

Eunhee Shin,, Sangseok Lee,, Jongkil Kim,, Byungkuk Bae,, Heewon Kim,, Susung Lee,, Yongrae Roh,

Année:

2013

Langue:

english

Fichier:

PDF, 1.38 MB

english, 2013

27

[IEEE 2008 IEEE Ultrasonics Symposium (IUS) - Beijing, China (2008.11.2-2008.11.5)] 2008 IEEE Ultrasonics Symposium - Optimal design of an underwater piezocomposite ring transducer

Zhi Tian,, Roh, Yongrae, Wonho Kim,, Cheeyoung Joh,

Année:

2008

Langue:

english

Fichier:

PDF, 1.11 MB

english, 2008

28

[IEEE 2011 IEEE International Conference on Service Operations and Logistics and Informatics (SOLI) - Beijing, China (2011.07.10-2011.07.12)] Proceedings of 2011 IEEE International Conference on Service Operations, Logistics and Informatics - Identifying innovation strategy by examining business ecosystem: Exploratory research on Korea smart-phone market via network analysis

Cho, Yongrae, Yoon, Gunwoo, Kim, Wonjoon, Mirikitani, John

Année:

2011

Langue:

english

Fichier:

PDF, 897 KB

english, 2011

29

Reviews

Cho, Yongrae, Yoon, Gunwoo, Kim, Wonjoon, Mirikitani, John

Journal:

English in Education

Année:

1992

Langue:

english

Fichier:

PDF, 1.08 MB

english, 1992

30

[IEEE 2013 IEEE International Ultrasonics Symposium (IUS) - Prague, Czech Republic (2013.07.21-2013.07.25)] 2013 IEEE International Ultrasonics Symposium (IUS) - 2D array transducer with a conductive backing

Woo, Jeongdong, Lee, Wonseok, Lee, Sanggon, Roh, Yongrae, Hyungkeun Lee,, Byungkuk Bae,, Eunhee Shin,, Sunghag Kim,

Année:

2013

Langue:

english

Fichier:

PDF, 593 KB

english, 2013

31

[IEEE 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems - Beijing, China (2006.10.9-2006.10.15)] 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems - A Study on the Development of Ubiquitous CellPhone Robot

Kim, Seungwoo, Oh, Dongik, Kim, Dongwook, Jung, Yongrae, Choe, Jaeil, Choi, Jungwook

Année:

2006

Langue:

english

Fichier:

PDF, 910 KB

english, 2006

32

[IEEE 2010 IEEE Ultrasonics Symposium (IUS) - San Diego, CA, USA (2010.10.11-2010.10.14)] 2010 IEEE International Ultrasonics Symposium - Simple formulas for transmission and reflection coefficients of a Lamb wave by multiple defects

Kim, Byungsoo, Roh, Yongrae

Année:

2010

Langue:

english

Fichier:

PDF, 1.04 MB

english, 2010

33

Design and fabrication of a multimode ring vector hydrophone

Lim, Youngsub, Joh, Cheeyoung, Seo, Heeseon, Kim, Jinyoung, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Année:

2014

Langue:

english

Fichier:

PDF, 467 KB

english, 2014

34

Optimal Design of a Barrel Stave Flextensional Transducer

Kim, Hoeyong, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Année:

2009

Langue:

english

Fichier:

PDF, 193 KB

english, 2009

35

Strategy transformation under technological convergence: evidence from the printed electronics industry

Cho, Yongrae, Kim, Euiseok, Kim, Wonjoon

Journal:

International Journal of Technology Management

Année:

2015

Langue:

english

Fichier:

PDF, 663 KB

english, 2015

36

[IEEE 1999 IEEE Ultrasonics Symposium. Proceedings. International Symposium - Caesars Tahoe, NV, USA (17-20 Oct. 1999)] 1999 IEEE Ultrasonics Symposium. Proceedings. International Symposium (Cat. No.99CH37027) - Design and fabrication of ultrasonic traveling wave bi-directional linear motors

Seung-Hee Lee,, Yongrae Roh,, Woo-Seok Han,, Yeon-Bo Kim,

Année:

1999

Langue:

english

Fichier:

PDF, 202 KB

english, 1999

37

Design and fabrication of a wideband Tonpilz transducer with a void head mass

Kim, Hyunki, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Année:

2016

Langue:

english

Fichier:

PDF, 1.67 MB

english, 2016

38

SPIE Proceedings [SPIE Smart Structures and Materials - San Diego, CA (Sunday 2 March 2003)] Smart Structures and Materials 2003: Smart Electronics, MEMS, BioMEMS, and Nanotechnology - Development of SH-SAW sensors for measurement of the properties of protein solutions

Roh, Yongrae, Kwon, Yongjun, Kim, Kyungho, Koh, Kwangnak, Kim, Jaeho, Varadan, Vijay K., Kish, Laszlo B.

Année:

2003

Langue:

english

Fichier:

PDF, 394 KB

english, 2003

39

SPIE Proceedings [SPIE SPIE's 9th Annual International Symposium on Smart Structures and Materials - San Diego, CA (Sunday 17 March 2002)] Smart Structures and Materials 2002: Modeling, Signal Processing, and Control - Finite element analysis on reduction of the cross talk in ultrasonic transducers

Roh, Yongrae R., Kim, Youngshin, Kang, Kookjin, Rao, Vittal S.

Année:

2002

Langue:

english

Fichier:

PDF, 121 KB

english, 2002

40

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - San Diego, California, USA (Sunday 6 March 2011)] Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2011 - Detection of cracks on a plate by piezoelectric interdigital transducers

Roh, Yongrae, Tomizuka, Masayoshi, Kim, Junho

Année:

2011

Langue:

english

Fichier:

PDF, 366 KB

english, 2011

41

Analysis of a Thickness-Shear Mode Vibrator for the Accelerometer in Vector Hydrophones

Kim, Jungsuk, Pyo, Seonghun, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Année:

2017

Langue:

english

Fichier:

PDF, 572 KB

english, 2017

42

Morphological Change and Number-Size Distributions of Particulate Matter (PM) from a Diesel Generator Operated with Wood Pyrolysis Oil-Butanol Blended Fuel

Park, Inyong, Kim, Yongrae, Lee, Seokhwan

Journal:

International Journal of Automotive Technology

Année:

2018

Langue:

english

Fichier:

PDF, 1.08 MB

english, 2018

43

Entropy and Gravity Concepts as New Methodological Indexes to Investigate Technological Convergence: Patent Network-Based Approach

Cho, Yongrae, Kim, Minsung, Glanzel, Wolfgang

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 2.57 MB

english, 2014

44

SAE Technical Paper Series [SAE International SAE World Congress & Exhibition - (APR. 16, 2007)] SAE Technical Paper Series - Development of a Reduced Chemical Kinetic Mechanism and Ignition Delay Measurement in a Rapid Compression Machine for CAI Combustion

Kim, Yongrae, Min, Kyoungdoug, Kim, Min Soo, Chung, Suk Ho, Bae, Choongsik

Année:

2007

Langue:

english

Fichier:

PDF, 348 KB

english, 2007

45

Strategy Transformation Under Technological Convergence: Evidence from the Printed Electronics Industry

Cho, Yongrae, Kim, Euiseok, Kim, Wonjoon

Journal:

SSRN Electronic Journal

Année:

2015

Langue:

english

Fichier:

PDF, 665 KB

english, 2015

46

Exploratory Factor Analysis of the Beck Anxiety Inventory and the Beck Depression Inventory-II in a Psychiatric Outpatient Population

Lee, Kounseok, Kim, Daeho, Cho, Yongrae

Journal:

Journal of Korean Medical Science

Année:

2018

Langue:

english

Fichier:

PDF, 507 KB

english, 2018

47

Factor Structure and Other Psychometric Properties of the Social Phobia Inventory in Korean Samples

Cho, Yongrae, Choi, Younghee, Kim, Sunyoung, Hong, Sehee

Journal:

Measurement and Evaluation in Counseling and Development

Année:

2018

Langue:

english

Fichier:

PDF, 659 KB

english, 2018

48

Dynamic Patterns of Technological Convergence in Printed Electronics Technologies: Patent Citation Network

Kim, Euiseok, Cho, Yongrae, Kim, Wonjoon

Journal:

SSRN Electronic Journal

Année:

2014

Langue:

english

Fichier:

PDF, 377 KB

english, 2014

49

The effect of engine speed and cylinder-to-cylinder variations on backfire in a hydrogen-fueled internal combustion engine

Park, Cheolwoong, Kim, Yongrae, Choi, Young, Lee, Jeongwoo, Lim, Byeungjun

Journal:

International Journal of Hydrogen Energy

Année:

2019

Langue:

english

Fichier:

PDF, 2.08 MB

english, 2019

50

The effect of engine speed and cylinder-to-cylinder variations on backfire in a hydrogen-fueled internal combustion engine

Park, Cheolwoong, Kim, Yongrae, Choi, Young, Lee, Jeongwoo, Lim, Byeungjun

Journal:

International Journal of Hydrogen Energy

Année:

2019

Fichier:

PDF, 2.08 MB

2019