Publications

Books and Book Chapters

1

2009

Yu, T. Damage Detection of GFRP-concrete Systems Using Electromagnetic Waves: Theory and Experiment. Lambert Academic Publishing (LAP), September, Koln, Germany (ISBN: 978-3-8383-1186-9)

2

2009

Buyukozturk, O., and T. Yu, “Chapter 7: A Novel Structural Assessment Technique to Prevent Damaged FRP-Wrapped Concrete Bridge Piers from Collapse,” In: Seismic Risk Assessment and Retrofitting: With Special Emphasis on Existing Low Rise Structures (Geotechnical, Geological and Earthquake Engineering Series), Springer, New York, NY (ISBN: 978-9-0481-2680-4); doi: 10.1007/978-90-481-2681-1

3

2012

Gyekenyesi, A.L., T. Yu, P. Shull, A.A. Diaz, H.F. Wu. (ed.), Proceedings of Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security, vol. 8347, SPIE, San Diego, CA (ISBN: 978-0-8194-9004-9); doi: 10.1117/12.928751

4

2013

Yu, T., A.L. Gyekenyesi, P. Shull, A.A. Diaz, H.F. Wu. (ed.), Proceedings of Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security, vol. 8694, SPIE, San Diego, CA (ISBN: 978-0-8194-9477-1); doi:10.1117/12.2029916

5

2014

Yu, T. “Chapter 12: Laser-based Sensing,” In:  Sensor Technologies for Civil Infrastructures: Performance Assessment and Health Monitoring, M.L. Wang, J.P. Lynch, H. Sohn (ed.), Woodhead Publishing, Cambridge, UK (ISBN: 978-1-7824-2244-0)

6
2014

Wu, H.F., T. Yu, A.L.Gyekenyes, P.J. Shull (ed.), Proceedings of Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security, vol. 9063, SPIE, San Diego, CA (ISBN: 978-0-8194-9989-9); doi: 10.1117/12.2052786

7
2016

Yu, T., A.L. Gyekenyesi, P.J. Shull, H.F. Wu (ed.), Proceedings ofNondestructive Characterization and Monitoring of Advanced Materials, Aerospace, and Civil Infrastructure, vol. 9804, SPIE, San Diego, CA ( ISBN: 978-1-5106-0045-4); doi: doi:10.1117/12.2218739

 

Journal Papers

1

2006

Buyukozturk O., T. Yu, JA Ortega. A methodology for determining complex permittivity of construction materials based on transmission-only coherent, wide-bandwidth free-space measurements. Cement and Concrete Composites; 28 (4): 349-359; doi:10.1016/j.cemconcomp.2006.02.004

2

2008

Yu, T., O. Buyukozturk. A far-field airborne radar NDT technique for detecting debonding in GFRP-retrofitted concrete structures. NDT&E International; 41: 10-24; doi:10.1016/j.ndteint.2007.07.002

3

2009

Buyukozturk O., T. Yu. Far-field radar NDT technique for detecting GFRP debonding from concrete. Construction Building Materials; 23 (4): 1678-1689; doi:10.1016/j.conbuildmat.2007.09.009

4

2011

Yu, T. A distant damage assessment method for multi-layer composite systems using electromagnetic waves, Journal of Engineering Mechanics, ASCE; 137 (8): 547-560; doi:10.1016/j.conbuildmat.2007.09.009

5

2012

Zou, X., A. Chao, Y. Tian, N. Wu, Y. Tian, T. Yu, and X. Wang, An experimental study on the concrete hydration process using Fabry-Perot fiber optic temperature sensors. Measurement; 45: 1077-82; doi:10.1016/j.measurement.2012.01.034

6

2012

Yu, T., C. Niezrecki, F. Ansari, Muldi-modal remote sensing system for transportation infrastructure inspection and monitoring, Advanced Research in Applied Artificial Intelligence, 7345: 95-103; doi: 10.1007/978-3-642-31087-4_11

7

2013

Zou, X., A. Chao, Y. Tian, N. Wu, Y. Tian, T. Yu, and X. Wang. A novel Fabry-Perot fiber optic temperature sensor embedded into Portland cement concrete for early age hydration heat study. Smart Structures and Systems; 12 (1): 041-054; doi:10.12989/sss.2013.12.1.041 (pdf)

8

2013

Yu, T., B. Boyaci, F.H. Wu. A parametric study of the transient electromagnetic response of GFRP-wrapped concrete cylinders. Research in Nondestructive Evaluation (RNDE); 24 (3): 125-153; doi:10.1080/09349847.20.2012.713162 (pdf)

9

2015

Zou, X., T. Schmidtt, D. Perloff, N. Wu, T. Yu, and X. Wang (2015), Nondestructive corrosion detection using fiber optic photoacoustic generator, Measurement 62; 74-80. (pdf)

10

2015

Yu, T. A Feature Extraction Algorithm for the Condition Assessment of Concrete Structures using Radar Images, Journal of Computing in Civil Engineering, ASCE. (under review)

11

2015

Wang, M., S.  Jeon, C.  Su, T.  Yu, L-S. Tan, L.Y.  Chiang, Synthesis of Photoswitchable Magnetic Au–Fullerosome Hybrid Nanomaterials for Permittivity Enhancement Applications, Molecules 20 (8); 14746-14760. (pdf)

12

2016

Wang, M., S.  Jeon, C.  Su, T.  Yu, L-S. Tan, L.Y.  Chiang, Novel photoswitchable dielectric properties on nanomaterials of electronic core-shell Au-fullerosomes for GHz frequency applications, Nanoscale, doi: 10.1039/C5NR07363D. (pdf)

13

2016

Yu, T., J. Owusu Twumasi, Continuous and Discontinuous Accelerated Corrosion Tests on Steel Rebar inside Sodium Chloride Solution using Impressed Current Technique, Construction and Building Materials (Under revision)

14

2016

Yu, T., T.K. Cheng, A. Zhou, D. Lau, Defect Detection of FRP-bonded Concrete System using Acoustic-laser and Imaging Radar Techniques, Construction and Building Materials; 109; 146-155. (pdf)

15

2017

Yu, T., J. Owusu-Twumasi, V. Le, Q. Tang, N. D’Amico, Surface and Subsurface Remote Sensing of Concrete Structures using Synthetic Aperture Radar Imaging, Journal of Structural Engineering, ASCE, 143(10); 1-11, 2017, doi: 10.1061/(ASCE)ST.1943-541X.0001730 (pdf)

16
2017

Yu, T., Quantitative Assessment of CFRP-concrete Cylinders using Synthetic Aperture Radar Images, RNDE, doi: 10.1080/09349847.2016.1173266. (pdf)

17
2016

Wang, M., T. Yu, L-S. Tan, A. Urbas, L. Chiang, Tunability of RF-Responses by Plasmonic Dielectric Amplification Using Branched e–-Polarizable C60-Adducts on Magnetic Nanoparticles, Journal of Physical Chemistry Part C, doi: 10.1021/acs.jpcc.6b05279 (pdf)

18
2018

Du, C., J. Owusu Twumasi, Q. Tang, X. Guo, J. Zhou, T. Yu, and X. Wan, All-optical Photoacoustic Sensors for Steel Rebar Corrosion Monitoring, Sensors, 18, 1353, 2018, doi:10.3390/s18051353 (pdf)

19
2018

Al-Zeyadi, A., T. Yu, Characterization of Moisture Content in a Concrete Panel using Synthetic Aperture Radar Images, Journal of Aerospace Engineering, ASCE (Accepted)

20
2018
Wang, M., T. Yu, L-S Tan, A. Urbas, L. Chiang, Enhancement of Photoswitchable Dielectric Property by Conducting Electron Donors on Plasmonic Core–Shell Gold-Fluorenyl C60 Nanoparticles, Journal of Physical Chemistry C, doi:10.1021/acs.jpcc.8b02676 (pdf)
21
2018
Al-Zeyadi, A., T. Yu, Moisture determination of concrete panel using SAR imaging and the K-R-I transform, Construction and Building Materials 184; 351-360; doi:10.106/j.conbuildmat.2018.06.209 (pdf)
22
2018
Tang, Q., T. Yu, Surface rust detection using ultrasonic waves in a cylindrical geometry by finite element simulation, Infrastructures 3, 29; doi:10.3390/infrastructures3030029 (pdf)
23
2018
Yin, H., M. Wang, T. Yu, L-S Tan, L.Y. Chiang, Photoswitchable Charge-Polarizer on GHz-Responsive Trilayered Core-Shell Dielectric Nanoparticles, Molecules (pdf)
24
2018

Hu, J., Q. Tang, T. Yu, Condition assessment of brick specimens using synthetic aperture radar imagin, Construction and Building Materials (submitted)

25
2018
Al-Zeyadi, A., T. Yu, Predicting moisture content and water-to-cement ratio of concrete panels using synthetic aperture radar images, Materials Evaluation (submitted)

Conference Papers

1

2000

Chang J-H, T. Yu. Finite element analysis of the energy criterion for crack extension. In: Proc. Symp. Recent Engng Computation. Sept. 1-3, Chungli, Taiwan (in Chinese).

2

2000

Chang J-H, T. Yu. Calculation of energy flux vector on a plane crack in elastic bimaterial media, In: Proc 5th Natl Conf Structural Engng. Aug. 28-30, Taichung, Taiwan (in Chinese).

3

2003

Buyukozturk O, T. Yu. Structural health monitoring and seismic impact assessment, In: Proc. of the 5th Natl Conf on Earthquake Engng. May 26-30, Istanbul, Turkey. (pdf)

4

2006

Buyukozturk O, T. Yu. Detecting deterioration behind GFRP wrap strengthening of bridge columns. (Keynote paper) In: Proc. Structural Faults & Repair, Jun. 13-15, Edinburgh, Scotland, UK. (pdf)

5

2006

Buyukozturk O, T. Yu. Understanding and assessment of debonding failures in FRP-concrete systems. In: Proc. of the 7th Intl. Congress on Advances in Civil Eng., Oct. 11-13, Istanbul, Turkey. (pdf)

6

2007

Buyukozturk O, T. Yu. A novel structural assessment technique to prevent damaged FRP-wrapped concrete bridge piers from total collapse. In: Proc. of the Intl. Workshop on Measures for the Prevention of Total Collapse of Existing Low-Rise Structures, Nov. 17-20, Istanbul, Turkey. (pdf)

7

2008

Yu, T., O Buyukozturk. A distant real-time radar NDE technique for the in-depth inspection of glass fiber reinforced polymer-retrofitted concrete columns. In: Proc. of SPIE, Vol.6934, Mar. 10-13, San Diego, CA; doi:10.1117/12.776270 (pdf)

8

2009

Yu, T. Determining the optimal parameters in a distant radar NDE technique for debonding detection of GFRP-concrete systems. In: Proc. of SPIE, Vol. 7294, Mar. 9-12, San Diego, CA; doi:10.1117/12.815895 (pdf)

9

2009

Laflamme, S., T. Yu, JJ Connor. Intelligent controller for smart base isolation of masonry structures, In: Proc. of the CanSmart 2009 Intl Workshop on Smart Mater. and Struct., Oct. 22-23, Montreal, Quebec, Canada. (pdf)

10

2010

Yu, T., R. Haupt. Damage inspection of fiber reinforced polymer-concrete systems using a distant acoustic-laser NDE technique, In: Proc SPIE Smart Structures/NDE Conf., San Diego, CA; doi: 10.1117/12.847630

11

2011

Solak, I.C., T. Yu. Dielectric Measurement and Modeling of Cementitious Composite Panels Using a Coaxial Probe. In: Proc SPIE Smart Structures/NDE Conf., San Diego, CA; doi: 10.1117/12.872439 (pdf)

12

2011

Yu, T., B. Boyaci. Geometric Analysis for the Size Estimation of Subsurface Delamination in Transient Electromagnetic Response.  In: Proc SPIE Smart Structures/NDE Conf., San Diego, CA; doi: 10.1117/12.880558 (pdf)

13

2011

Yu, T., Dielectric deamplification of multiphase cementitious composites in the frequency range of 0.5~4.5 GHz. In: Proc Electrical Insulation Conf. (EIC), IEEE; doi:10.1109/EIC.2011.5996169 (pdf)

14

2011

Yu, T., H. Wang, H. Liu. Denoising of Time Domain Responses in Wireless Sensor Network for the Structural Health Monitoring of Transportation Infrastructure. In: Proc. SpringSim ANSS, SCS/ACM, pp.183-187 (ISBN:1-930638-56-6)

15

2012

Lai, C-P, Y-J Ren, T. Yu. Scanning array radar system for bridge subsurface imaging. In: Proc SPIE Smart Structures/NDE Conf., Vol. 8347, San Diego, CA; doi: 10.1117/12.915647 (pdf)

16

2012

Liu, H., T. Yu, M.L. Wang. Condition assessment of rebar corrosion in concrete bridge decks using ground-penetrating radar. In: Proc SPIE Smart Structures/NDE, San Diego, CA.

17

2012

Yu, T., S. Ahmed. Dielectric dispersion of cement paste and cement mortar specimens in the frequency range of 0.5GHz to 2GHz. In: Proc SPIE Smart Structures/NDE, San Diego, CA.

18

2012

Yu, T. Noncontact microwave NDT for rebar detection in concrete bridge piers using inverse synthetic aperture radar imaging. In: Proc. ASNT Fall Conf, Orlando, FL.

19

2012

Yu, T., C. Niezrecki, F. Ansari. Multi-modal remote sensing system for transportation infrastructure inspection and monitoring. In: Proc 25th Intl Conf Industrial, Engng & Other Appl of Applied Intell Sys (IEA/AIE), Dalian, China, Jun. 9-12 / Adv Res Appl Artificial Intelli, Lecture Notes in Computer Science, 7345, pp.95-103.

20

2012

Yu, T., C. Niezrecki, C-P Lai, T Schmidt, S Ahmed, C Nonis. Multi-modal remote sensing system for the surface and subsurface inspection of bridges. In: Proc 14th Structural Faults and Repair (SFR), Jul. 3-5, Edinburgh, UK.

21

2012

Zou, X., A. Chao, N. Wu, Y. Tian, T. Yu, X. Wang. Miniature fiber optic temperature sensor for concrete structural health monitoring. In: Proc SPIE Smart Structures/NDE, Vol. 8345, Mar. 10-13, San Diego, CA; doi: 10.1117/12.915265 (pdf)

22

2013

Wilson, J., T. Yu. Accelerated artificial corrosion monitoring of reinforced concrete slabs using the half-cell potential method. In: Proc Symp Appl Geophys to Engng  Envir  Prob (SAGEEP), Mar. 17-21, Denver, CO. (pdf)

23

2013

Yu, T., C-F Su, C-P Lai, H.F. Wu. Wideband subsurface radar for bridge structural health monitoring and nondestructive evaluation. In: Proc SPIE Smart Structures/NDE, Vol. 8694, Mar. 11-14, San Diego, CA; doi: 10.1117/12.2010120 (pdf)

24

2013

Nonis, C., C. Niezrecki, T. Yu, S. Ahmed. C-F. Su, T. Schmidt. Implementation of Digital Image Correlation for Structural Health Monitoring of Bridges. In: Proc 9th Intl. Workshop SHM, Sep. 10-13, Stanford University, Dohrmann Grove, CA; ISBN-10: 1605951153.

25

2013

Nonis, C., C. Niezrecki, T. Yu, S. Ahmed, C-F Su, T. Schmidt. Structural health monitoring of bridges using digital image correlation. In: Proc SPIE Smart Structures/NDE, Vol. 8695, Mar. 11-14, San Diego, CA; doi:10.1117/12.2009647 (pdf)

26

2014

Yu, T., C. Nonis, C. Niezrecki, S. Ahmed, C-F Su, X. Zou, X. Wang. Multi-modal remote sensing for the condition assessment of concrete bridges using distant imaging radar and digital image correlation. Structural Congress, Structural Engineering Institute (SEI), ASCE, Boston, MA

27

2014

R. Gladstone, Yu, T., Denoising analysis of synthetic aperture radar images using discrete wavelet transform for the radar NDE of concrete specimens. In: Proc SPIE Smart Structures/NDE, Mar. 9-13, San Diego, CA.

28

2014

Owusu-Twumasi, J., T. Yu. Dielectric modeling of cementitious specimens using an open-ended coaxial probe in the frequency range of 0.5GHz to 4.5 GHz. Proc SPIE Smart Structures/NDE, Vol. 8694, Mar. 11-14, San Diego, CA.(pdf)

29

2015

Le, V., T. Yu.  Mass and stiffness estimation using mobile devices for structural health monitoring. In: Proc SPIE Smart Structures/NDE, Vol. 9437, Mar. 8-12, San Diego, CA; doi: 10.1117/12.2084036 (pdf)

30

2015

Owusu Twumasi, J., T. Yu. Forward and inverse dielectric modeling of oven-dried cement paste speicmens in the frequency range of 1.02 GHz to 4.50 GHz. In: Proc SPIE Smart Structures/NDE, Vol. 9437, Mar. 8-12, San Diego, CA; doi: 10.1117/12.2075672 (pdf)

31

2015

Tang, Q., T. Yu, M. Jen. Finite element analysis for the damage detection of light pole structures. In: Proc SPIE Smart Structures/NDE, Vol. 9437, Mar. 8-12, San Diego, CA; doi: 10.1117/12.2075689 (pdf)

32
2016

Le, V.Q., T. Yu, J. Owusu Twumasi, Q. Tang. Sizing and ranging criteria for SAR images of steel and wood specimens. In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi: 10.1117/12.2218441 (pdf)

33
2016
Owusu Twumasi, J., V.Q. Le, Q. Tang, T. Yu. Quantitative sensing of corroded steel rebar embedded in cement mortar specimens using ultrasonic testing, In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi: 10.1117/12.2218451 (pdf)
34
2016
Bi, S., N. Wu, J. Zhou, X. Wang, J. Owusu Twumasi, Q. Tang, T. Yu. Ultrasonic transmission from fiber optic generators on steel plate, In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi:10.1117/12.2219205 (pdf)
35
2016

Tang, Q., T. Yu. Finite element simulation for damage detection of surface rust in steel rebars using elastic waves, In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi: 10.1117/12.2219265 (pdf)

36
2016

D'Amico, N., T. Yu. Photogrammetric analysis of concrete specimens and structures for condition assessment, In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi: 10.1117/12.2218640 (pdf)

37
2016

Reagan, D.R., C. Niezrecki, T. Yu, A. Sabato, R. Wilson. An autonomous unmanned aerial vehicle sensing system for structural health monitoring of bridges, In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi: 10.1117/12.2218370 (pdf)

38
2016

Zhang, C., H. Zhang, T. Yu, X. Wang. Piezoelectric-based smart sensing system for I-type steel structural health monitoring, In: Proc SPIE Smart Structures/NDE, Mar. 20-24, Las Vegas, NV; doi: 10.1117/12.2218551

39
2016

Qin, Y., J. Owusu Twumasi, V. Le, Y-J. Ren, C.P. Lai, T. Yu, Roadside IED detection using subsurface imaging radar and rotary UAV, In: Proc SPIE 9823, Detection and Sensing of Mines, Explosive Objectives, and Obscured Targets XXI, Apr. 17, Baltimore, MD; doi: 10.1117/12.2223445 (pdf)

40
2016

Tang, Q., C. Du, X. Wang, T. Yu. Finite elementsimulation of a new ultrasonic fiber optic sensor using gold nanocomposite, In: Ultrasonics for NDT 2016, American Society for Nondestructive Testing (ASNT), Jul. 27-29, Mashantucket, CT. (pdf)

41
2017

Hu, J., T. Yu, "Enhanced PVDF properties by multi-wall carbon nanotubes (MWCNT) for efficient energy harvesting ," In: Proc SPIE Smart Structures/NDE, Mar. 25-29, Portland, OR; doi: 10.1117/12.2258234 (pdf)

42
2017

Ingemi, C., J. Owusu Twumasi, S. Litt, T. Yu, "Condition assessment of Corroded Steel Rebar in Free Space using Synthetic Aperture Radar Images," In: Proc SPIE Smart Structures/NDE, Mar. 25-29, Portland, OR; doi: 10.1117/12.2258658 (pdf)

43
2017

D'Amico, N, T. Yu, "Accuracy Analysis of Point Cloud Modeling for Evaluating Concrete Specimens" In: Proc SPIE Smart Structures/NDE, Mar. 25-29, Portland, OR; doi: 10.1117/12.2258404 (pdf)

44
2017

Yu, T. "Synthetic aperture radar image processing techniques for damage detection of FRP-concrete systems," In: Proc SPIE Smart Structures/NDE, Mar. 25-29, Portland, OR; doi :10.1117/12.2249947 (pdf)

45
2017

Tang, Q., T. Yu, "Finite element simulation of ultrasonic waves in corroded reinforced concrete for early-stage corrosion detection," In: Proc SPIE Smart Structures/NDE, Mar. 25-29, Portland, OR; doi: 10.1117/12.2258665 (pdf)

46
2017
Owusu-Twumasi, J., T. Yu,"Corrosion currentl level estimation of rust samples using inverse dielectric spectroscopy," In: Proc IEEE Electriccal Insulation Conference (EIC), June 11-14, Baltimore, MD; doi: 10.1109/EIC.2017.8004648
(pdf)
47
2018

Hu, J., Q. Tang, J. Owusu Twumasi, T. Yu," Characterization of steel rebar spacing using synthetic aperture radar imaging,"In: Proc SPIE Smart Structures/NDE, Mar. 4-9, Denver, CO; doi: 10.1117/12.2295627 (pdf)

48
2018

Alzeyadi, A., T. Yu, "Characterization of the range effect in synthetic aperture radar images of concrete specimens for width estimation,"In: Proc SPIE Smart Structures/NDE, Mar. 4-9, Denver, CO; doi: 10.1117/12.2294540 (pdf)

49
2018

Tang, Q., J. Owusu Twumasi, J. Hu, X. Wang, T. Yu, "Finite element simulation of photoacoustic fiber optic sensors for surface rust detection on a steel rod," In: Proc SPIE Smart Structures/NDE, Mar. 4-9, Denver, CO; doi: 10.1117/12.2295032 (pdf)

50
2018

Ingemi, C., J. Owusu Twumasi, T. Yu, "Electromagnetic characterization of white spruce at different moisture contents using synthetic aperture radar imaging," In: Proc SPIE Smart Structures/NDE, Mar. 4-9, Denver, C; doi: 10.1117/12.2296343 (pdf)

51
2018
Dutta, S., P. Kurup, R. Gondle, D. Doherty, T. Yu ,X., Wang, "Fiber Optic Sensing Technologies for Structural Health Monitoring of Underground Infrastructure," North American Society for Trenchless Technology (NASTT) NASTT’s 2018 No-Dig Show, Mar. 25-29, Palm Springs, CA (pdf)

Symposium Presentations

 

1

2008

Yu, T., O Buyukozturk, "A distant real-time radar NDE technique for the in-depth inspection of glass fiber reinforced polymer-retrofitted concrete columns," SPIE Smart Structures/NDE Symposiym, Mar. 10-13, San Diego, CA; doi:10.1117/12.776270

2

2009

Yu, T. "Determining the optimal parameters in a distant radar NDE technique for debonding detection of GFRP-concrete systems," SPIE Smart Structures/NDE Symposiym, Mar. 9-12, San Diego, CA; doi:10.1117/12.815895

3

2010

Yu, T., R. Haupt, "Damage inspection of fiber reinforced polymer-concrete systems using a distant acoustic-laser NDE technique," SPIE Smart Structures/NDE Symposiym, San Diego, CA; doi: 10.1117/12.847630

4

2011

Yu, T., B. Boyaci, "Geometric Analysis for the Size Estimation of Subsurface Delamination in Transient Electromagnetic Response," SPIE Smart Structures/NDE Conference, San Diego, CA; doi: 10.1117/12.880558

5

2011

Yu, T., "Dielectric deamplification of multiphase cementitious composites in the frequency range of 0.5~4.5 GHz," Electrical Insulation Conference (EIC), IEEE; doi:10.1109/EIC.2011.5996169

6

2011

Yu, T., H. Wang, H. Liu, "Denoising of Time Domain Responses in Wireless Sensor Network for the Structural Health Monitoring of Transportation Infrastructure,"Spring Sim ANSS Conference, SCS/ACM, (ISBN:1-930638-56-6)

7

2012

Yu, T., S. Ahmed, "Dielectric dispersion of cement paste and cement mortar specimens in the frequency range of 0.5GHz to 2GHz,"SPIE Smart Structures/NDE Symposiym, San Diego, CA.

8

2012

Yu, T. "Noncontact microwave NDT for rebar detection in concrete bridge piers using inverse synthetic aperture radar imaging," ASNT Fall Conference, Orlando, FL.

9

2012

Yu, T., C. Niezrecki, F. Ansari, "Multi-modal remote sensing system for transportation infrastructure inspection and monitoring," 25th Intl Conf Industrial, Engng & Other Appl of Applied Intell Sys (IEA/AIE), Dalian, China, Jun. 9-12 / Adv Res Appl Artificial Intelli, Lecture Notes in Computer Science, 7345, pp.95-103.

10

2012

Yu, T., C. Niezrecki, C-P Lai, T Schmidt, S Ahmed, C Nonis, "Multi-modal remote sensing system for the surface and subsurface inspection of bridges," 14th Structural Faults and Repair (SFR) Conference, Jul. 3-5, Edinburgh, UK.

11

2013

Yu, T., C-F Su, C-P Lai, H.F. Wu, "Wideband subsurface radar for bridge structural health monitoring and nondestructive evaluation," SPIE Smart Structures/NDE Symposiym, Mar. 11-14, San Diego, CA; doi: 10.1117/12.2010120

12

2014

Yu, T., C. Nonis, C. Niezrecki, S. Ahmed, C-F Su, X. Zou, X. Wang, "Multi-modal remote sensing for the condition assessment of concrete bridges using distant imaging radar and digital image correlation," Structural Congress, Structural Engineering Institute (SEI), ASCE, Boston, MA

13

2014

Yu, T., J. Owusu-Twumasi. Dielectric modeling of cementitious specimens using an open-ended coaxial probe in the frequency range of 0.5GHz to 4.5 GHz. SPIE Smart Structures/NDE Symposiym, Mar. 11-14, San Diego, CA.

14

2015

Owusu Twumasi, J., T. Yu. Forward and inverse dielectric modeling of oven-dried cement paste speicmens in the frequency range of 1.02 GHz to 4.50 GHz. SPIE Smart Structures/NDE Symposiym, Mar. 8-12, San Diego, CA; doi: 10.1117/12.2075672

15

2017

Yu, T. "Synthetic aperture radar image processing techniques for damage detection of FRP-concrete systems,"SPIE Smart Structures/NDE Symposiym, Mar. 25-29, Portland, OR; doi :10.1117/12.2249947

16
2018
Hu, J., Q. Tang, J. Owusu Twumasi, T. Yu," Characterization of steel rebar spacing using synthetic aperture radar imaging,"SPIE Smart Structures/NDE Symposiym, Mar. 25-29, Denver, CO
17
2018
Yu, T., A. Al-Zeyadi, J. Hu, Q. Tang, C. Ingemi, "Subsurface moisture characterization for sustainable concrete structures using imgaing radar," The 45th Annual Review of Progress in Quantitative Nondestructive Evaluation (QNDE), University of Vermont at Burlington (UVN), Jul. 15-19, Burlington, VT

 

Invited Talks

1

2009

 "Introduction to Engineering", Engineering Academy, Lowell High School, Lowell, MA, Mar. 6

2

2009

Distant radar subsurface imaging for reinforced concrete structures,” Millitech, Inc., Northampton, MA, May 28

3

2009

"A distant radar nondestructive evaluation technique for the in-depth damage detection of multi-layer concrete structures," Department of Physics, University of Rhode Island, Kingston, RI, Sep. 25

4

2009

"A distant imaging technique for FRP-concrete structures using inverse aperture radar," Department of Civil Engineering, National Central University, Chungli, Taiwan, Dec. 22

5

2009

"Development of a far-field inspection method for concrete structures," Department of Construction Engineering, National Yunlin University of Science and Technology Yunlin, Taiwan, Dec. 23

6

2009

"A distant nondestructive testing method for the inspection of concrete structures," Department of Civil Engineering, Chung Yuan Christian University, Yunlin, Taiwan, Dec. 25

7

2010

"Introduction to Structural Inspection in Civil Engineering", Engineering Academy, Lowell High School, Lowell, MA, Mar. 4

8

2011

"Failures of Civil Infrastructure," AIST, Tsukuba, Japan, Jan. 11

9

2011

"Design, Manufacturing and Application of Structural Concrete," AIST, Tsukuba, Japan, Jan. 11

10

2011

"Far-field Airborne Radar Nondestructive Testing (FAR NDT)," Japan Radio Company (JRC), Mitaka, Japan, Jan. 13

11

2011

"Far-field Airborne Radar Nondestructive Testing (FAR NDT)," Public Works Research Institute (PWRI), Tsukuba, Japan, Jan. 14

12

2011

"Far-field Airborne Radar Nondestructive Testing (FAR NDT)," AIST, Tsukuba, Japan, Jan. 17

13

2011

"Engineering Education – Perspective from a MIT Alumni," AIST, Tsukuba, Japan, Jan. 18

14

2011

"Introduction to Finite Difference Time Domain Methods," National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Japan, Jan. 19 & 18

15

2011

"Far-field Airborne Radar Nondestructive Testing Technique for Strengthened/ Repaired Concrete Structures Using Fiber Reinforced Polymers," Tamkang University, Taiwan, Jan. 21

16

2011

"Remote Surface and Subsurface Sensing of Multilayer Concrete Systems," Department of Electrical and Computer Engineering, UMass Dartmouth, North Dartmouth, MA, February 4

17

2011

Synthetic Aperture Radar Imaging for the Distant Inspection of Multi-layer GFRP-concrete Structures,” National Taipei University of Technology (NTUT), Taipei, Taiwan, Oct. 26

18

2012

Integrated multimodal sensor for remote sensing of highway bridges,” TRB (Transportation Research Board) 91st Annual Meeting, Jan. 22, Washington, D.C.

19

2012

Advanced Sensing Technologies for the Condition Assessment of Civil Infrastructure,” 1.562 High-Performance Structures MEng Project, Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, Feb. 29

20

2013

Multi-Modal Remote Sensing System for Bridge Inspection and Monitoring,” New Hampshire Society of Professional Engineers (NHSPE), Bedford, NH, Feb. 21

21
2013

"Theory and Application of Dielectric Materials," College of Engineering, National Chung-Hsing University (NCHU), Taichung, Taiwan, Aug. 15-19

22

2013

Multiphysical Investigation of a Reinforced Concrete Beam using Radar and Digital Image Correlation,” Department of Construction Engineering, National Yunlin University of Science and Technology, Yunlin, Taiwan, Aug. 21

23

2013

Advanced Sensing Technologies for the Condition Assessment of Civil Infrastructure,” Department of Computer Sciences, Tufts University, Oct. 30

24

2014

Multiphysical Inspection and Monitoring of Aging Civil Infrastructure Systems,” iRobot Corporation, Burlington, Massachusetts, Jan. 28

25
2014

"Radar Imaging of Concrete Structures," Massachusetts Department of Transportation (MassDOT), Boston, Massachusetts, Sep. 24

26

2015

Quantitative Sensing of Bridges, Railways, and Tunnels with Autonomous Unmanned Aerial Vehicles,” Simpson, Gumpertz, and Heger (SGH) Corporation, Waltham, Massachusetts, Jan. 8

27

2015

Condition Assessment of Concrete Structures using Radar Imaging,” City University of Hong Kong (CityU), Hong Kong, China, Nov. 17

28

2015

Electromagnetic Characterization of Concrete Structures using Synthetic Aperture Radar Imaging,” National Taiwan University (NTU), Taipei, Taiwan, Nov. 24

29

2016

Quantitative Sensing of Bridges with Autonomous Unmanned Aerial Vehicles,” Sensing Technologies for Transportation Applications Workshop, Transportation Research Board (TRB), Washington, D.C., Jan. 10

30
2016

Quantitative Sensing of Bridges, Railways, and Tunnels with Automatous Unmanned Aerial Vehicles,” Nobis Engineering, Inc., Lowell, MA, Mar. 15

31
2016

"Surface and Subsurface Sensing of Bridges using Unmanned Aerial Vehicle with Radar and Image Sensors," The 29th Annual Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), Session: Highway Geophysics, Mar. 22

32
2016

"Condition Assessment for Resilient and Sustainable Civil Infrastructure," National Society for Black Engineers 42nd Annual Convention, Boston, Massachusetts, Mar. 25

33
2016

"Non-Destructive Evaluation of Moisture Content inside Cementitious Composites using Synthetic Aperture Radar," The 7th Advances in Cement-Based Materials (Cements 2016), The American Ceramic Society, Northwestern University, Evanston, IL, Jul. 10-13

34
2016

"Radar Imaging of Construction Materials," Summer Workshop of Engineering NDE&SHM Technologies in Civil Infrastructures, National Kaohsiung University of Applied Sciences, Kaohsiung, Taiwan, Jul. 22

35
2016

"Imaging Radar Sensors for Surface and Subsurface Sensing of Concrete Structures," Taiwan Construction Research Institute (TCRI), Taipei, Taiwan, Jul. 25

36
2016

"Portable Imaging Radar for Surface and Subsurface Sensing of Concrete Structures," Chaoyang University of Technology (CYUT), Taichung, Taiwan, Jul. 25

37
2016

"Inspection and Monitoring of Engineering Structures," College of Engineering, National Chung-Hsing University (NCHU), Taichung, Taiwan, Jul. 26-28

38
2017

"Photonically Tunable Electric Permittivity of Organic Metamaterials," National Institute of Standards and Technology (NIST), Gaithersburg, MD, Jan. 11

39
2017

"Imaging Radar for Construction Materials," National Institute of Standards and Technology (NIST), Gaithersburg, MD, Jan. 11

40
2017

"Imaging Radar and DIC Sensors on a UAV Platform for Bridge Inspection," Transportation Research Board (TRB) Workshop on Sensing Technologies for Transportation Applications, Washington DC, Jan. 12

41
2017
"Surface abd Subsurface Imaing using Synthetic Aperture Radar and Digital Image Correlation for Bridge Inspection," Geophysical Survey Systems, Inc. (GSSI), Nashua, NH, Jan. 31
42
2017

"Bridge Inspection and Monitoring usin UAV with Radar and Optical Sensors," the 30th Transportation Forum, Department of Civil and Environmental Engineering, University of Rhode Island, Kingston, RI, Oct. 26

43
2017
"Ground Penetrating Radar and Synthetic Aperture Radaring Imaging for Surface and Subsurface Sensing," Space Physics Seminar Series, Department of Physics, UMass Lowell, Lowell, MA, Nov. 2
44
2017
"Autonomous Remote Sensing of Bridges using UAV with Radar and Optical Sensors," Department of Civil and Environmental Engineering, Western New England University, Springfield, MA, Nov. 21
45
2017
"Civil Infrastructure Inspection and Monitoring using Mobile Radar and Optical Sensors," College of Mechanical and Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan, Dec. 21
46
2017
"Microwave Characterization of Multi-phase Dielectrics for Condition Assessment," Department of Agricultural Chemistry, National Taiwan University, Taipei, Taiwan, Dec. 22