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"Northwestern University" Search Results: 19
Title / Author(s) / Keywords Publication Date
Scattered Amplitude Calculation of the Torsional Wave in a Pipe by the Reciprocity Theorem
J. Lee13, J. Achenbach24, Y. Cho312
1New Transportation Systems Research Center; Korea Railroad Research Institute7, Daejeon [South Korea]
2Northwestern University19, Evanston, IL [USA]
3School of Mechanical Engineering; Pusan National University20, Busan [South Korea]
Modeling and Simulation, Reciprocity theorem, Torsional wave mode, Surface corrosion, Scttered wave amplitude, Guided wave

 
APCNDT 2017
Session: Ultrasonic Testing 6
2018-03
Review of Acoustic Emission Source Mechanisms on Large Movable Structures
D. Kosnik2
Infrastructure Technology Institute / Department of Civil & Environmental Engineering; Northwestern University19, Evanston, IL [USA]

 
Journal-AE
Session: Volume 34, 2016
2017-10
Autonomous Crack Measurement for Comparison of Vibratory Compaction Excitation and Climatological Effects
P. Abeel1, C. Aimone-Martin2, C. Dowding3
1Subsea Systems, Inc., Houston, Tx [USA]
2Aimone-Martin Associates, Socorro, NM [USA]
3Department of Civil & Environmental Engineering; Northwestern University19, Evanston, IL [USA]
Civil engineering SHM applications, Pipelines SHM applications, Pattern recognition

 
EWSHM 2014
Session: Civil Engineering SHM
2015-02
The Nondestructive Evaluation of Axial Stress of a Bolt in Situ by Combination of Shear and Longitudinal Wave
X. Li1, Q. Pan1, C. Xu1,210, W. Song1
1School of Mechanical and Vehicular Engineering; Beijing Institute of Technology11, Beijing [China]
2Department of Mechanical Engineering; Northwestern University19, Evanston, IL [USA]
Bolt axial stress, Finite element analysis, Shear wave and longitudinal wave, Ultrasonic stress measurement, Acoustoelasticity
 
NDT-Slovenia 2013
Session: Ultrasonic Testing
2014-10
The Segmental Spherical Shell Thin Plate Defect’s Detection Based on Transducer Array
X. Li1, C. Xu1,210, W. Dai1
1School of Mechanical and Vehicular Engineering; Beijing Institute of Technology11, Beijing [China]
2Department of Mechanical Engineering; Northwestern University19, Evanston, IL [USA]
guide wave, dispersion, nondestructive, transducer array
 
NDT-Slovenia 2013
Session: Ultrasonic Testing
2014-10
Probabilistic Monitoring of Fatigue Cracks in Aircraft Structures
J. Achenbach4
Center for Quality Engineering and Failure Prevention; Northwestern University19, Evanston, IL [USA]

 
APCNDT 2013
Session: Plenary
2014-02
Acoustic Nonlinearity: Pitfalls & Opportunities for Structural Health Monitoring
S. Krishnaswamy5
Department of Mechanical Engineering; Northwestern University19, Evanston, IL [USA]

 
APCNDT 2013
Session: Plenary
2014-02
Nonlinear Ultrasound to Monitor Radiation Damage in Structural Steel
K. Matlack12, J. Wall27, L. Jacobs12, J. Kim13, H. Viehrig32, J. Qu4
1aGeorge W. Woodruff School of Mechanical Engineering bSchool of Civil and Environmental Engineering; Georgia Institute of Technology (Georgia Tech)20, Atlanta, GA [USA]
2Electric Power Research Institute (EPRI)91, Charlotte, NC [USA]
3Department of Structural Material, Institute of Ion-Beam Physics and Materials Research; Helmholtz-Zentrum Dresden-Rossendorf2, Dresden [Germany]
4Department of Civil and Environmental Engineering; Northwestern University19, Evanston, IL [USA]
Other Methods, Reactor pressure vessel materials, early damage detection, Nonlinear Ultrasound, Radiation Damage, Neutron Damage

 
EWSHM 2012
Session: Damage
2013-04
Distributed Fiber Optic Acoustic Emission Sensor (FAESense™) System for Condition Based Maintenance of Advanced Structures
E. Mendoza1, J. Prohaska1, C. Kempen1, Y. Esterkin1, S. Sun1, S. Krishnaswamy25
1Redondo Optics Inc., Redondo Beach, CA [USA]
2Department of Mechanical Engineering; Northwestern University19, Evanston, IL [USA]

 
EWSHM 2012
Session: Miscellaneous Sensors
2013-04
Photonic Crystal Fiber Long-Period Gratings as a Fiber-Optic Sensing Platform for Applications in Structural Health Monitoring
S. Krishnaswamy5, S. Zheng, Y. Zhu
Center for Quality Engineering and Failure Prevention; Northwestern University19, Evanston, IL [USA]
Acoustic Emission (AE), accoustic emission

 
EWSHM 2012
Session: Sensing - Fiber Optics
2013-04
Acoustic Emission Testing of a Difficult-To-Reach Steel Bridge Detail
D. Kosnik2
Infrastructure Technology Institute / Department of Civil & Environmental Engineering; Northwestern University19, Evanston, IL [USA]

 
Journal-AE
Session: Volume 27, 2009
2011-07
Fiber Bragg Gratings and Two Wave Mixing Spectral Demodulator System for Impact Detection and Localization
G. Kirikera2, O. Balogun, S. Krishnaswamy5
Northwestern University19, Evanston, IL [USA]
 
WCNDT 2008
Session: Comprehensive studies and applications in NDT
2008-11
Real-time dual-channel ultrasonic system for inspection of aircraft structures
B. Regez1, G. Kirikera12, I. Komsky12, S. Krishnaswamy15, B. Lasser24
1Northwestern University19, Evanston, IL [USA]
2Imperium Inc18, Beltsville, MD [USA]
Ultrasonic Testing (UT), acoustic imaging, C-scan, transducer array, ultrasonic imaging, aerospace
 
WCNDT 2008
Session: Ultrasonic Testing
2008-11
An Experimental Research On Three-Dimensional Waves in a Concrete Panel
H. Wang18, R. Finno2
1Department of Construction Engineering; National Taiwan University of Science and Technology (NTUST)5, Taipei [Taiwan, Province of China]
2Department of Civil and Environmental Engineering; Northwestern University19, Evanston, IL [USA]
Ultrasonic Testing (UT), civil engineering, concrete, plate, quality assurance, frequency-controlled method, mode identification, joint frequency-time analysis, guided waves, Lamb wave
 
HSNDTint 2007
Session: Civil Engineering
2008-02
Optimization of the Inspection Schedule for Surface-Breaking Cracks under Fatigue Loading
S. Kulkarni, J. Achenbach4
Center for Quality Engineering and Failure Prevention; Northwestern University19, Evanston, IL [USA]
 
PANNDT 2007
Session: Life Management and Condition Monitoring
2007-11
Localization of Noise Sources in Large Structures using AE
D. Prine
Northwestern University19, Evanston, IL [USA]
Acoutic Emission (AE)

 
EWGAE 2004
Session: Tanks, Civil Structures
2005-02
Nondestructive Monitoring of Setting and Hardening of Portland Cement Mortar with Sonic Methods
S. Shah12, T. Voigt2
1Swiss Federal Laboratories for Materials Testing and Research (EMPA)269, Dübendorf [Switzerland]
2Northwestern University19, Evanston, IL [USA]
Ultrasonic Testing (UT), civil engineering, concrete, materials characterization

 
NDTCE 2003
Session: Materials
2003-10
Defect Detection with Rayleigh and Lamb Waves Generated by a Self-Focusing Phased Array.*
A. Cheng1, W. Deutsch261, J. Achenbach34
1Swiss Federal Laboratories for Materials Testing and Research (EMPA)269, Dübendorf [Switzerland]
2Karl Deutsch Pruef- und Messgeraetebau115, Wuppertal [Germany]
3Center for Quality Engineering and Failure Prevention; Northwestern University19, Evanston, IL [USA]
Ultrasonic Testing (UT), phased array, rayleigh wave, surface wave, transducer, lamb wave, steel plant

 
ECNDT 1998
1998-12
Comparison of DIN/ISO 8047 (Entwurf) to Several Standards on Determination of Ultrasonic Pulse Velocity in Concrete
K. Komlos1, J. Popovics29, S. Popovics3
1Institute of Construction and Architecture, Bratislava [Slovakia]
2Northwestern University19, Evanston, IL [USA]
3Drexel University, Philadelphia, PA [USA]
Ultrasonic Testing (UT), civil engineering, concrete

 
NDTCE 1995
1997-04
   
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