1. Propagation of Low Frequency Ultrasonic Guided Waves Through Welded Lap Joint

   • Aubin Chaboty
   • Frédéric Dupont-Marillia
   • Pierre Bélanger

   OriginalPaper 15 June 2021 Article: 57

   

2. Damage Detection for Laminated Composites Using Full-Field Digital Image Correlation

   • C. J. Qambela
   • P. S. Heyns
   • H. M. Inglis

   OriginalPaper 10 June 2021 Article: 56

   

3. Quality Assessment of Artocarpus heterophyllus Log Using Nondestructive Evaluation Techniques

   • Sanketh Tonannavar
   • N. D. Shivakumar
   • Krishnakant Bhole

   OriginalPaper 10 June 2021 Article: 55

   

4. A Novel Contactless Bolt Preload Monitoring Method Using Digital Image Correlation

   • C. Jiménez-Peña
   • A. Lavatelli
   • D. Debruyne

   OriginalPaper 06 June 2021 Article: 54

   

5. Monitoring of Crack Initiation at Coating/Substrate Interface by Residual Magnetic Field Measurement

   • Zhengchun Qian
   • Haihong Huang

   OriginalPaper 04 June 2021 Article: 53

   

6. Application of Pulsed Thermography and Post-processing Techniques for CFRP Industrial Components

   • F. W. Panella
   • A. Pirinu

   OriginalPaper Open access 04 June 2021 Article: 52

   

7. Analysis of Progressive Tensile Damage of Multi-walled Carbon Nanotube Reinforced Carbon Fiber Composites by Using Acoustic Emission and Micro-CT

   • Ning Pei
   • Junjun Shang
   • Leonard J. Bond

   OriginalPaper 02 June 2021 Article: 51

   

8. Debonding Detection in the Grouted Joints of Precast Concrete Shear Walls Using Impact-Echo Method

   • Yun-Lin Liu
   • Zhihao Liu
   • Jian-Guo Dai

   OriginalPaper 01 June 2021 Article: 50

   

9. Defect Measurement in Welded Objects by Radiography Testing and Chambolle’s Image Processing Method

   • Amir Movafeghi
   • Effat Yahaghi
   • Pouyan ShayganFar

   OriginalPaper 28 May 2021 Article: 49

   

10. Reduction of Layered Dead Zone in Time-of-Flight Diffraction (TOFD) for Pipeline with Spectrum Analysis Method

    • S. J. Jin
    • B. Zhang
    • L. Lin

    OriginalPaper 27 May 2021 Article: 48

    

11. Proposing a Nondestructive and Intelligent System for Simultaneous Determining Flow Regime and Void Fraction Percentage of Gas–Liquid Two Phase Flows Using Polychromatic X-Ray Transmission Spectra

    • Saba Amiri
    • Peshawa Jammal Muhammad Ali
    • El Mostafa Kalmoun

    OriginalPaper 25 May 2021 Article: 47

    

12. The Core of the Fourth Revolutions: Industrial Internet of Things, Digital Twin, and Cyber-Physical Loops

    • Johannes Vrana

    OriginalPaper 25 May 2021 Article: 46

    

13. Fruit Defect Prediction Model (FDPM) based on Three-Level Validation

    • Yogesh
    • Ashwani Kumar Dubey
    • Ashish Mathur

    OriginalPaper 22 May 2021 Article: 45

    

14. The Detection and Characterization of Defects in Metal/Non-metal Sandwich Structures by Thermal NDT, and a Comparison of Areal Heating and Scanned Linear Heating by Optical and Inductive Methods

    • A. O. Chulkov
    • C. Tuschl
    • M. V. Kuimova

    OriginalPaper 21 May 2021 Article: 44

    

15. Performance Degradation Analysis and Life Prediction of the Fatigue Damage Process of High Strength Aluminum Alloy Using Acoustic Emission

    • Yibo Ai
    • Fan Wang
    • Weidong Zhang

    OriginalPaper 21 May 2021 Article: 43

    

16. Quantification of Wall Loss Defect in Glass Fiber Reinforced Polymer Curved Composites Using Lock-In Thermography

    • R. Gomathi
    • M. Ashok
    • B. Venkatraman

    OriginalPaper 18 May 2021 Article: 42

    

17. POD of NDT Techniques Using High Temperature Oxidized Fatigue Cracks in an Aero Engine Alloy

    • Vamsi Krishna Rentala
    • Phani Mylavarapu
    • T. Jayakumar

    OriginalPaper 04 May 2021 Article: 41

    

18. Enhancement of Thickness Measurement in Eddy Current Testing Using a Log–Log Method

    • Zhian Xue
    • Mengbao Fan
    • Dongdong Wen

    OriginalPaper 28 April 2021 Article: 40

    

19. On the Application of Magnetoacoustic Emission for a Nondestructive Assessment of the Post Welding Heat Treatment of High Chromium Steel Weld Seams

    • L. Piotrowski
    • M. Chmielewski
    • K. Wojsyk

    OriginalPaper Open access 27 April 2021 Article: 39

    

20. Optimal Design of Spiral Coil EMATs for Improving Their Pulse Compression Effect

    • Wenze Shi
    • Weiwei Chen
    • Weiping Xu

    OriginalPaper 23 April 2021 Article: 38

    

21. Nondestructive Testing of Defects in Polymer–Matrix Composite Materials for Marine Applications Using Terahertz Waves

    • M. E. Ibrahim
    • D. Headland
    • C. H. Wang

    OriginalPaper 02 April 2021 Article: 37

    

22. Electromagnetic Testing of Corrosion at Rivet Sites via Principal Component Analysis

    • Minhhuy Le
    • Van Su Luong
    • Jinyi Lee

    OriginalPaper 31 March 2021 Article: 36

    

23. RFEC Based Oil Downhole Metal Pipe Thickness Measurement

    • Hu Sun
    • Yibing Shi
    • Yanjun Li

    OriginalPaper 24 March 2021 Article: 35

    

24. Application of a Particle Filter to Flaw Identification for Ultrasonic Nondestructive Evaluation: Assimilation of Simulated and Measured Data

    • Kazuyuki Nakahata
    • Taizo Maruyama
    • Sohichi Hirose

    OriginalPaper 18 March 2021 Article: 34