Yongrae Roh,: search on Z-Library

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1

Damage diagnostics on a welded zone of a steel truss member using an active sensing network system

Seunghee Park, Chung-Bang Yun, Yongrae Roh

Journal:

NDT & E International

Year:

2007

Language:

english

File:

PDF, 307 KB

english, 2007

2

Design and fabrication of an ultrasonic speaker with thickness mode piezoceramic transducers

Yongrae Roh, Changho Moon

Journal:

Sensors and Actuators A: Physical

Year:

2002

Language:

english

File:

PDF, 256 KB

english, 2002

3

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

Year:

2018

Language:

english

File:

PDF, 1.71 MB

english, 2018

4

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - Las Vegas, Nevada, United States (Sunday 20 March 2016)] Nanosensors, Biosensors, and Info-Tech Sensors and Systems 2016 - Design of a bullet beam pattern of a micro ultrasound transducer (Conference Presentation)

Varadan, Vijay K., Roh, Yongrae, Lee, Seongmin

Year:

2016

Language:

english

File:

PDF, 109 KB

english, 2016

5

Optimization and characterization of a wideband multimode Tonpilz transducer for underwater acoustical arrays

Afzal, Muhammad Shakeel, Lim, Youngsub, Lee, Seungjin, Yoon, Hongwoo, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Year:

2020

File:

PDF, 1.78 MB

2020

6

Tonpilz-type vector sensor for the estimation of underwater sound wave direction

Roh, Yongrae, Lim, Youngsub

Journal:

The Journal of the Acoustical Society of America

Year:

2018

Language:

english

File:

PDF, 2.50 MB

english, 2018

7

Design of an underwater Tonpilz transducer with 2-2 mode piezocomposite materials

Roh, Yongrae, Lu, Xiaoguang

Journal:

The Journal of the Acoustical Society of America

Year:

2006

Language:

english

File:

PDF, 649 KB

english, 2006

8

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

Yeon-bo Kim, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Year:

1998

Language:

english

File:

PDF, 787 KB

english, 1998

9

Development of a new standing wave type ultrasonic linear motor

Yongrae Roh, Jaehwa Kwon

Journal:

Sensors and Actuators A: Physical

Year:

2004

Language:

english

File:

PDF, 317 KB

english, 2004

10

The performance of a 1–3 mode piezocomposite ultrasonic transducer in relation to the properties of its polymer matrix

Kyohoon Han, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Year:

1999

Language:

english

File:

PDF, 1.84 MB

english, 1999

11

Design and fabrication of an annular array high intensity focused ultrasound transducer with an optimal electrode pattern

Woo, Jeongdong, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Year:

2019

Language:

english

File:

PDF, 1.87 MB

english, 2019

12

Design and fabrication of piezoceramic bimorph vibration sensors

Ibong Jung, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Year:

1998

Language:

english

File:

PDF, 701 KB

english, 1998

13

A study on the design of a shear wave ultrasonic transducer considering the effect of the side layer

Kyohoon Han, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Year:

1998

Language:

english

File:

PDF, 712 KB

english, 1998

14

Design of withdrawal-weighted SAW filters

Youngjin Lee, Seunghee Lee, Yongrae Roh

Journal:

IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control

Year:

2002

Language:

english

File:

PDF, 421 KB

english, 2002

15

Characterization of all the elastic, dielectric, and piezoelectric constants of uniaxially oriented poled PVDF films

Yongrae Roh,, Varadan, V.V., Varadan, V.K.

Journal:

IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control

Year:

2002

Language:

english

File:

PDF, 2.87 MB

english, 2002

16

Development of an SH-SAW sensor for the detection of DNA hybridization

Youngjune Hur, Jinho Han, Jooheon Seon, Yukeun Eugene Pak, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Year:

2005

Language:

english

File:

PDF, 392 KB

english, 2005

17

Design and fabrication of a new traveling wave-type ultrasonic linear motor

Yongrae Roh, Susung Lee, Wooseok Han

Journal:

Sensors and Actuators A: Physical

Year:

2001

Language:

english

File:

PDF, 281 KB

english, 2001

18

Optimization of structural variables of a flextensional transducer by the statistical multiple regression analysis method

Kang, Kookjin, Roh, Yongrae

Journal:

The Journal of the Acoustical Society of America

Year:

2003

Language:

english

File:

PDF, 401 KB

english, 2003

19

Design and fabrication of a dual-axial gyroscope with piezoelectric ceramics

Hyeok Ryoo, Youngjin Lee, Yongrae Roh

Journal:

Sensors and Actuators A: Physical

Year:

1998

Language:

english

File:

PDF, 678 KB

english, 1998

20

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

Year:

2011

Language:

english

File:

PDF, 583 KB

english, 2011

21

A finite element analysis of an interferometric optical fiber hydrophone with a concentric composite mandrel including a foaming layer

Im, Jong-in, Roh, Yongrae

Journal:

The Journal of the Acoustical Society of America

Year:

1999

Language:

english

File:

PDF, 250 KB

english, 1999

22

[IEEE IEEE Ultrasonics Symposium, 2004 - Montreal, Canada (23-27 Aug. 2004)] IEEE Ultrasonics Symposium, 2004 - SAW sensor for anti-human-immuno-globulin G molecule detection

Yongrae Roh,, Youngjune Hur,, Pak, Y.E.

Year:

2004

Language:

english

File:

PDF, 2.73 MB

english, 2004

23

Design of a Piezoelectric Multilayered Structure for Ultrasound Sensors Using the Equivalent Circuit Method

Afzal, Muhammad Shakeel, Shim, Hayeong, Roh, Yongrae

Journal:

Year:

2018

File:

PDF, 2.53 MB

2018

24

Design of the radiation beam profile of an ultrasonic transducer using a shaded electrode and a multifocal acoustic lens

Park, Yeonsu, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Year:

2019

Language:

english

File:

PDF, 2.05 MB

english, 2019

25

[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,

Year:

2013

Language:

english

File:

PDF, 593 KB

english, 2013

26

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

Year:

2014

Language:

english

File:

PDF, 467 KB

english, 2014

27

Optimal Design of a Barrel Stave Flextensional Transducer

Kim, Hoeyong, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Year:

2009

Language:

english

File:

PDF, 193 KB

english, 2009

28

The Design and Optimization of a Compressive-Type Vector Sensor Utilizing a PMN-28PT Piezoelectric Single-Crystal

Yeo, Hong Goo, Choi, Junhee, Jin, Changzhu, Pyo, Seonghun, Roh, Yongrae, Choi, Hongsoo

Journal:

Year:

2019

Language:

english

File:

PDF, 4.16 MB

english, 2019

29

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

Year:

2014

Language:

english

File:

PDF, 3.07 MB

english, 2014

30

[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

Year:

2010

Language:

english

File:

PDF, 1.04 MB

english, 2010

31

SPIE Proceedings [SPIE Smart Structures and Materials - San Diego, CA (Sunday 6 March 2005)] Smart Structures and Materials 2005: Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems - PZT-induced Lamb waves and pattern recognitions for on-line health monitoring of jointed steel plates

Park, Seung-Hee, Yun, Chung-Bang, Roh, Yongrae, Tomizuka, Masayoshi

Year:

2005

Language:

english

File:

PDF, 807 KB

english, 2005

32

SPIE Proceedings [SPIE Smart Structures and Materials - San Diego, CA (Sunday 2 March 2003)] Smart Structures and Materials 2003: Active Materials: Behavior and Mechanics - Measurement of all the elastic, piezoelectric, and dielectric properties of PMN-PT single crystals

Lee, Sang-Han, Lee, Su-Sung, Roh, Yongrae R., Lee, Ho-Yong, Han, Jin-Ho, Lagoudas, Dimitris C.

Year:

2003

Language:

english

File:

PDF, 132 KB

english, 2003

33

SPIE Proceedings [SPIE Smart Structures and Materials - San Diego, CA (Sunday 26 February 2006)] Smart Structures and Materials 2006: Smart Electronics, MEMS, BioMEMS, and Nanotechnology - High-frequency SAW oscillator sensor to measure DNA immobilization and hybridization

Roh, Yongrae, Sakong, Jungyul, Varadan, Vijay K.

Year:

2006

Language:

english

File:

PDF, 431 KB

english, 2006

34

Structural design of an acoustic planar array transducer by using the equivalent circuit method

Pyo, Seonghun, Roh, Yongrae

Journal:

Year:

2020

File:

PDF, 2.00 MB

2020

35

What's hot on NewScientist.com

Kim, Jinwook, Roh, Yongrae

Journal:

Year:

2009

Language:

english

File:

PDF, 53 KB

english, 2009

36

SPIE Proceedings [SPIE Smart Structures and Materials - San Diego, CA (Sunday 26 February 2006)] Smart Structures and Materials 2006: Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems - Active sensing network system for crack detection on welded zone of steel truss member

Park, Seunghee, Tomizuka, Masayoshi, Yun, Chung-Bang, Yun, Chung-Bang, Roh, Yongrae, Giurgiutiu, Victor, Inman, Daniel J.

Year:

2006

Language:

english

File:

PDF, 592 KB

english, 2006

37

[IEEE International Frequency Control Symposium - Orlando, FL, USA (28-30 May 1997)] Proceedings of International Frequency Control Symposium - Design and fabrication of a dual axial gyroscope with piezoelectric ceramics

Hyeok Ryoo,, Youngjin Lee,, Yongrae Roh,

Year:

1997

Language:

english

File:

PDF, 527 KB

english, 1997

38

[IEEE 2002 IEEE International Ultrasonics Symposium - Munich, Germany (8-11 Oct. 2002)] 2002 IEEE Ultrasonics Symposium, 2002. Proceedings. - Optimal design of a flextensional transducer considering all the cross-coupled effects of its structural variables

Kookjin Kang,, Yongrae Roh,

Year:

2002

Language:

english

File:

PDF, 396 KB

english, 2002

39

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

Kim, Hyunki, Roh, Yongrae

Journal:

Sensors and Actuators A: Physical

Year:

2016

Language:

english

File:

PDF, 1.67 MB

english, 2016

40

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

Byungsoo Kim, Yongrae Roh

Journal:

Year:

2011

Language:

english

File:

PDF, 2.19 MB

english, 2011

41

Design of an Underwater Tonpilz Transducer with 1–3 Piezocomposite Materials

Pei, Da Lie, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Year:

2008

Language:

english

File:

PDF, 287 KB

english, 2008

42

[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,

Year:

1999

Language:

english

File:

PDF, 202 KB

english, 1999

43

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

Year:

2017

Language:

english

File:

PDF, 572 KB

english, 2017

44

Analysis of the crosstalk in an underwater planar array transducer by the equivalent circuit method

Pyo, Seonghun, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Year:

2017

Language:

english

File:

PDF, 1.53 MB

english, 2017

45

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.

Year:

2002

Language:

english

File:

PDF, 121 KB

english, 2002

46

OPTIMAL DESIGN OF A 1-3 PIEZOCOMPOSITE TONPILZ TRANSDUCER BY MEANS OF THE FINITE ELEMENT METHOD

PEI, DA LIE, ROH, YONGRAE

Journal:

Modern Physics Letters B

Year:

2008

Language:

english

File:

PDF, 158 KB

english, 2008

47

New Design of the Kerfs of an Ultrasonic Two-Dimensional Array Transducer to Minimize Cross-Talk

Lee, Wonseok, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Year:

2010

Language:

english

File:

PDF, 361 KB

english, 2010

48

PZT-based active damage detection techniques for steel bridge components

Park, Seunghee, Yun, Chung-Bang, Roh, Yongrae, Lee, Jong-Jae

Journal:

Smart Materials and Structures

Year:

2006

Language:

english

File:

PDF, 787 KB

english, 2006

49

Wideband Tonpilz Transducer with a Cavity Inside a Head Mass

Chhith, Saosometh, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Year:

2010

Language:

english

File:

PDF, 319 KB

english, 2010

50

Characterization of All the Elastic, Piezoelectric, and Dielectric Constants of Tetragonal Pb(Mg 1/3 Nb 2/3 )O 3 –PbTiO 3 Single Crystals

Lee, Sang-Han, Roh, Yongrae

Journal:

Japanese Journal of Applied Physics

Year:

2007

Language:

english

File:

PDF, 238 KB

english, 2007

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