Evaluation of Ultrasonic Nonlinear Characteristics in Heat-Treated Aluminum Alloy

Influence of slit width on harmonic generation in ultrasonic surface waves excited by masking a laser beam with a line arrayed slit

Acoustic Nonlinearity of a Laser-Generated Surface Wave in a Plastically Deformed Aluminum Alloy

Analysis of Transmitted Ultrasound signals through Apples at Different Storage Times using the Continuous Wavelet Transformation

Fully Non-Contact Assessment of Acoustic Nonlinearity According to Plastic Deformation in Al6061 Alloy

Imaging of Harmonic Wave Generated by Contact Acoustic Nonlinearity in Obliquely Incident Ultrasonic Wave

Frequency Characteristics of Surface Wave Generated by Single-Line Pulsed Laser Beam with Two Kinds of Spatial Energy Profile Models: Gaussian and Square-Like

Harmonic generation of an obliquely incident ultrasonic wave in solid-solid contact interfaces

NDE of low-velocity impact damages in composite laminates using ESPI, digital shearography and ultrasound C-scan techniques

Best Poster Award, 3rd International Symposium on Laser Ultrasonics and Advanced Sensing (Sungho Choi)

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19

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Best Student Poster Presentation Award: FIRST PRIZE, 9th FEOFS (Sung-ho Choi)

2013 글로벌박사펠로우십 신규 사업 2 건 최종 선정 (박사과정 김진수, 석박통합과정 서호건)

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19

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비파괴검사학회지 우수 논문상 (김정석, 남태형, 최성호, 장경영)

Surface characteristics of aluminum 6061-T6 subjected to Nd:YAG pulsed-laser irradiation

Fatigue-induced microdamage characterization of stainless steel 316L using innovative nonlinear acoustics

Harmonic generation of an obliquely incident ultrasonic wave in solid-solid contact interfaces

Ultrasonic Characterization for directional coarsening in nickel-base superalloy during creep exposure

Frequency Response of Narrowband Surface Waves Generated by Laser Beams Spatially Modulated with a Line-arrayed Slit Mask

"Acoustic Nonlinearity of Surface Wave in a Fatigued Aluminum Alloy Specimen "

Nonliner Ultrasonic Characterization of fatigue damage in sus316L alloy

Wetting behavior and nanotribological properties of silicon nanopatterns combined with diamond-like carbon and perfluoropolyther films

" Bending Fatigue Evaluation of Al6061 Alloy by Laser-generated Surface Wave"

CREEP CHARACTERIZATION OF SUPERALLOY IN-738 USING ULTRASONICC NONLINEARITY MEASUREMENT

Acoustic Nonlinearity of Narrowband Lager-generated Surface Waves in the Bending Fatigue of Al6061 alloy.

CHARACTERIZATION OF TAINLESS STEEL FIBER REINFORCED ALUMINUM COMPOSITE USING ULTRASONIC NONLINEARITY

EVALUATION OF FATIGUE DEGRADATION USING NONLINEAR ULTRASONICS

NONLINEAR BEHAVIOR OF ULTRASONIC WAVE AT CRACK

Experimental investigation of nonlinear acoustic effect at crack

Nonlinear ultrasonic characterization of thermal degradation in ferritic 2.25Cr-1Mo steel

Nonlinear Ultrasonic Techniques for Nondestructive Assessment of Micro Damage in Material : Review

Single-mode guided wave technique using ring-arrayed laser beam for thin-tube inspection

The Nonlinearity of Guided Wave in an Elastic Plate

GENERATION OF WAVELENGTH-MATCHED GUIDED WAVE IN TUBE BY ARRAYED LASER BEAM METHOD

Estimation of clamping force in high-tension bolts through ultrasonic velocity measurement

Application of the laser generated focused-Lamb wave for non-contact imaging of defects in plate

Advanced Technologies for Estimation of Nonlinear Ultrasonic Parameter

Non-contact Single-Mode Guided Wave Technique by the Combination of Wavelength-Matched Laser Generation and Angle-Matched Leak Wave Detection

Failure Analysis and Evalutaion of Strength Properties for Brazed Joints

Detection and Image Processing of Interfacial Micro-delamination in the Thin-layered Structure by Using Nonlinear Ultrasonic Effect

Ultrasonic Estimation of Clamping Force in High-Tension Bolts

The Detection and Imaging of Internal Defect Using ESPI-Based strain Analysis

A noncontact NDE method using a laser generated focused-Lamb wave with enhanced defect-detection ability and spation resolution

Automatic Inspection of Pipe using Non-contact Guided-wave Technique with Enhanced Mode-selectivity

Reliability Evaluation of Hinges Used in Electronic Communication Devices

Nonlinear Ultrasonic Method to Detect Micro-delamination in Electronic Packaging

Imaging of Defects in Thin Plate by Scanning of Laser-generated Focused-Lamb Waves

Detection of Micro-Delamination in Electronic Packaging by Using the Ultrasonic Nonlinearity

"Study on the Development of Multi-Path Ultrasonic Gas Flow Meter"

Automatic Non-Contact Defect Inspection of Cylindrical Shell Using a Laser-Ultrasonic Technique

A lane-curve detection based on an LCF

A nondestructive method for estimation of the fracture toughness of CrMoV rotor steels based on ultrasonic nonlinearity

Wavelet analysis based deconvolution to improve the resolution of scanning acoustic microscope images for the inspection of thin die layer in semiconductor

Detection of Lane Curve Direction by using Image Processing Based on Neural Network and Featrure Extraction

Finite Difference Method Analysis of Ultrasonic Nonlinearity in Partially Degraded Material

Research on the Nondestructive Measurement of Nonlinear Elastic Modulus by using Ultrasonic Wave

Estimation of Nonlinear Acoustic Parameter Using Bispectral Analysis

Application of Nonlinear Ultrasonics to the NDE of Material Degradation

Evaluation of material degrading using nonlinear acoustic effect

A Novel Method for Distance and Relative Velocity Measurement in Rear-End Collision Warning System

레이저 여기표면파의 음향비선형성을 이용한 Al6061 합금의 소성변형평가

Long-Term Aging Diagnosis of Rotor Steel Using Acoustic Nonlinearity

반복적인 펄스 레이저 조사에의한 알루미늄 합금의 표면상태 변화분석

펄스레이저 조사후 알루미늄 합금의 표면상태에 대한 표면거칠기 영향

고체-고체 접촉계면에서 경사입사 초음파의 반사.투과 특성분석

초음파원자현미경 캔틸레버의 동특성 해석과 탄성특성 평가

접촉계면 반사 초음파의 음향 비선형 특성

Cu와 Cu-Zn 합금의 저주기피로 동안 발달한 미세조직 평가를 위한 비파괴기술

선배열 슬릿마스크를 이용한 협대역 레이저 여기 표면파의 음향 비선형성

판재의 초음파 비선형 특성평가를 위한 Lamb Wave 기법

열처리된 SA508 합금에서의 초음파 비선형성 측정:결정립과 석출물 영향

SUS316L 강의 초음파 비선형 특성평가를 위한 경사입사기법

음향재료신호를 이용한 강소성변형된 알루미늄 5052 합금의 탄성계수 측정

협대역 레이저 여기 표면파의 음향비선형성을 이용한 Al6061 합금의 굽힘피로손상 평가

"초음파의 비선형 특성을 이용한 SUS316L 재료의 피로열화 평가에 관한 연구 "

회절초음파를 이용한 노치 피로균열의 균열깊이 평가

표면파의 음향 비선형 특성을 이용한 표면 피로열화 평가

표면파의 음향 비선형성과 실험적 특성 검증

접촉식 탐촉자를 이용한 초음파 비선형 파라미터의 측정에서 시스템에 의존하는 고조파 성분의 영향

초음파의 비선형 특성을 이용한 미세균열 평가

Reflection and Transmission of Acoustic Waves Across Contact Interfaces

Experimental Characterization of Cyclic Deformation in Copper Using Ultrasonic Nonlinearity

"Development of Pressure Control System of Contact Transducer for Measurement of Ultrasonic Nonlinear Parameter "

SNR Improvement of AE Signal for Detection of Gas Leak from Tubes under Vibratory Environment

링배열 펄스레이저 조사에 의한 파장매칭형 배관 유도초음파의 비접촉 발생과 검출

음탄성법을 이용한 고장력 볼트의 축응력 평가

스트레오비전을 이용한 전차선 높이 및 편위 정밀 측정

펄스형 초음파 신호에서 비선형 파라미터의 정밀추정

레이저에 의한 집속형 램파의 집속도 향상을 위한 원호형 슬릿 설계

모드선택성을 강화한 비접촉식 유도초음파 기술

초음파를 이용한 기체 유동장내 분진 모니터링

IBAD 방법으로 코팅된 PTFE 박막의 마이크로/나노 응착 및 마찰 특성

Reliability Evaluation for Hinge of Folder Devices Using ESPI

Air-coupled 트랜스듀서를 이용한 발전설비 배관에서의 유도초음파 모드 규명

자동 초점 기법을 이용한 유리 내부 결함 검출

혼합 자기 조립 단분자막의 마이크로/나노 응착 및 마찰 특성

초음파를 이용한 감자의 내부결함검사

이미지 좌표계상의 차선모델을 이용한 차선 휨 검출

초음파 가스 유량계 개발 연구

"Laser Generation of Focused Lamb Wave"

초음파 가스 유량계 개발과 활용