• 2006–present: Distinguished Professor, Institute of Applied Mechanics, National Taiwan University. 
• 2009–2012: Associate Editor, Ultrasonics, Elsevier Science.  
• 2006–2008: Deputy Minister, National Science Council, Taiwan. 
• 2006–2008: President, the Society of Mechanics, ROC.
• 1993–2006: Professor, Institute of Applied Mechanics, National Taiwan University
• 2005–2006: Executive Secretary, Board of Steering Committee, National Applied Research Laboratories.
• 2004–2006: Director, Human resource development program office on nanotechnology, Ministry of Education.
• 2004–2005: Deputy Executive Secretary, Science and Technology Group, the Executive Yuan (Cabinet), Taiwan
• 2002–2005: Coordinator, Div. Aerospace Program, National Science Council, Taiwan
• 2002–Visiting Professor, Dept. of Mechanical Engineering, Osaka University, Japan (one month)
• 1997–2000: Director, Institute of Applied Mechanics, National Taiwan University
• 1998–2000: Director, Northern Region Center for MEMS research, NSC, Taiwan
• 1987–1993: Associate Professor, Institute of Applied Mechanics, National Taiwan University

• Experiments on Applied Mechanics (I)
• Elasticity
• Wave mechanics
• Waves in Piezoelectric Crystals & Acoustic Wave Devices
• Design of Acoustics/Optics Inspection & Measurement System
• Principle and Applications of Nondestructive Evaluation

• Wave mechanics
• RF ultrasonic sensing system
• Phononic crystal and frequency filter
• Nondestructive evaluation

• 宗倬章先生Chair Award (2010, 2011)
• Distinguished Research Fellow Award, National Science Council, Taiwan (2008)
• Fellow, American Society of Mechanical Engineering, USA (2006)
• Fellow, Society of Theoretical and Applied Mechanics, Taiwan (2006)
• Outstanding Research Fellow Award, National Science Council, Taiwan (2001-2007)
• Distinguished Engineering Professor award, The Chinese Society of Engineers (2001)
• Outstanding Service Award, Chinese Society of Mechanics, Taiwan (1998)
• Best Engineering paper award, the Chinese Society of Engineers (1998)
• Outstanding research award, National Science Council, Taiwan (1995-2001)
• Best paper award (Experimental Mechanics) of the 16'th National Conference on Theoretical and Applied Mechanics, Taiwan (1992)
• Superior research award, National Science Council, Taiwan (1992-1994)

• Wu, Tsung-Tsong, Jin-Chen Hsu and Jia-Hong Sun (2011) “Phononic Plate Waves,” IEEE UFFC, 58(10), 2146 -2161.
• Mourad Oudich,Matteo Senesi,M. Badreddine Assouar,Massimo Ruzenne,Jia-Hong Sun,Brice Vincent, Zhilin Hou,and Tsung-Tsong Wu(2011), “Experimental evidence of locally resonant sonic band gap in two-dimensional phononic stubbed plates,” Physical Review (B),84, 165136.
• Wu, Tsung-Tsong, Chen, Yan-Ting, Sun, Jia-Hong, S.-C. Lin and Tony Huang  (2011) “Focusing of the lowest antisymmetric Lamb wave in a gradient-index phononic crystal plate,” Appl. Phys. Letters, 98 (17), 171911.
• Wen, Yu-Chieh, Sun, Jia-Hong, Wu, Tsung-Tsonget al., (2011) “Investigations of Phononic Bandgap in a 3D Quantum-Dot Crystal,” Chinese Journal of Physics, 49 (1), 77-83.
• J.-C. Hsu and T.-T. Wu, (2010) Plate waves in locally resonant sonic materials, Japanese Journal of Applied Physics, 49 (7) 07HB11. 
• Huang, Chao-Yi, Sun, Jia-Hong and Wu, Tsung-Tsong (2010) “A two-port ZnO/Silicon resonator using phononic crystals,”Appl. Phys. Letters, 97 (3), 031913
• Sun, Che-Yuan, Sun, Hsu, Jin-Chen and Wu, Tsung-Tsong (2010) “Resonant Slow Modes inPhononic Crystal Plates with Periodic Membranes,”Appl. Phys. Letters, 97 (3), 031902.
• Wen, Yu-Chieh, Sun, Jia-Hong, Dais C., Grützmacher, D., Wu, Tsung-Tsong, Shi, J. W. and Chi-Kuang Sun, (2010)“Three-dimensional phononic nanocrystal composed of ordered quantum dots,”Appl. Phys. Letters, 96 (12),123113.
• Huang, YS, Chen, YY and Wu, Tsung-Tsong (2010)“A passive wireless hydrogen surface acoustic wave sensor based on Pt-coated ZnO nanorods,”Nanotechnology, 21 (9), 095503.
• Wu, Tzung-Chen, Wu, Tsung-Tsong and Hsu, Jin-Chen (2009), “Waveguiding and frequency selection of Lamb waves in a plate with periodic stubbed surface,” Physical Review (B), 79, 104306.S.-C. Lin, Tony Jun Huang, Jia-Hong Sun and Wu, Tsung-Tsong (2009), “Gradient index phononic crystals,” Physical Review (B), 79, 094302.
• Wu, Tsung-Tsong, Wang, Wei-San, Sun, Jia-Hong, Hsu, Jin-Chen and Chen, Yung-Yu, (2009) “Utilization of phononic reflective gratings in a layered SAW device,” Appl. Phys. Letters, 94,101913.
• Huang, Fu-Chuin, Chen, Yung-Yu and Wu, Tsung-Tsong, (2009), “A room temperature SAW hydrogen sensor using Pt coated ZnO nanorods,” Nanotechnology, 20, 065501.
• Sun, Jia Hong and Wu, Tsung-Tsong, (2009) “A Lamb wave source based on the resonant cavity of phononic plate,” IEEE UFFC, 56 (1), 121-128.
• Wang, Wei-San, Tsung-Tsong Wu, T.-H. Chou and Yung-Yu, Chen, (2009), “A ZnO nanorod based SAW oscillator system for ultraviolet detection,” Nanotechnology, 20(13), 135503.
• Hsu, Jin-Chen and Wu, T.-T. (2008) “Piezoelectric Phononic Plates Using Mindlin’s Theory Based Plane Wave Expansion Method,” IEEE UFFC, 55 (2), 431-441.
• Wu, Tsung-Tsong, Yung-Yu Chen and Dai-Hsu Chou (2008) “A High Precision Nanomaterial Based SAW Humidity Sensor,” J. Physics D: Applied Physics, 41, 085101.
• Wu, Tsung-Tsong, Huang, Zi-Kuei, Tsu-Chin Tsai and T.-C. Wu, (2008) “Evidence of complete band gap and resonances in a plate with periodic stubbed surface,” Appl. Phys. Letters, 93, 111902.
• Hsu, Feng-Chia, Wu, Tsung-Tsong, Hsu, Jin-Chen and Sun, Jia-Hong (2008), “Directional enhanced acoustic radiation caused by a resonant cavity in a finite-size two dimensional phononic crystal,” Appl. Phys. Letters, 93, 201904.
•  Hsu, Jin-Chen and Wu, T.-T. (2007) “Lamb Waves in Binary Locally Resonant Phononic Plates with Two-Dimensional Lattices,” Appl. Phys. Letters, 90, 201904.
• Sun, Jia-Hong and Wu, T.-T. (2007), “Acoustic Wave Propagation in Phononic-Crystal Plates and Waveguides ,” Physical Review (B), 76, 104304.
• Po-Feng Hsieh, Wu, T.-T. and Jia-Hong Sun (2006) “Three dimensional phononic band gap calculations using FDTD method and a PC Cluster System,” IEEE, J. Ultrasonics, Ferroelectrics and Freq. Control, 53 (1), 148-158.
• Hsu, Jin-Chen and Wu, T.-T. (2006) “Existence of the Bluestein-Gulyeav wave in piezoelectric phononic crystals,” IEEE UFFC, 53 (6), 1169-1176.
• Hsu, Jin-Chen and Wu, T.-T. (2006) “Efficient formulation for band structure calculations in Two-dimensional phononic-crystal plates,” Physical Review (B), 74, 144303.
• Wu, T.-T., Hsu, Chung-Hao and Sun, Jia-Hong (2006) “Design of a highly magnified directional acoustic source based on the resonant cavity of two-dimensional phononic crystals,” Appl. Phys. Letters, 89, 171912.
• Sun, Jia-Hong and Wu, T.-T. (2006), “Surface Acoustic Wave Propagation in Phononic Crystal Waveguides,” Physical Review (B), 74, 174305.
• Huang, Zi-Gui and Wu, T.-T. (2005) “Temperature effect on the bandgaps of surface and bulk acoustic waves in two-dimensional phononic crystals,” IEEE, J. Ultrasonics, Ferroelectrics and Freq. Control, 52 (3), 365-370.
• Wu, T.-T., Huang, Zi-Gui and Shih-Yang Liu (2005) “Surface acoustic wave band gaps in micro-machined air/silicon phononic structures – theoretical calculation and experiment,” special issue on Phononic Crystal, Zeitschrift für Kristallographie, 220, 841-847.
• Wu, T.-T., Tang, He-Tai, Chen, Y.-Y. and Peiling Liu (2005) “Analysis and Design of Focused Interdigital Transducers ,” IEEE, J. Ultrasonics, Ferroelectrics and Freq. Control, 52 (8), 1384-1392.
• Wu, T.-T., Zin-Chen Hsu and Huang, Zi-Gui (2005) “Bandgaps and electromechanical coupling coefficient of surface acoustic wave in two-dimensional piezoelectric phononic crystal,” Physical Review (B), 71, 064303.
• Wu, T.-T., Chen, Y.-Y., Huang, G.-T. and Chang, P.-Z. (2005) “Evaluation of Elastic Properties of Sub-Micrometer Thin Films Using Slanted Finger Interdigital Transducers ,” J. Appl. Phys., 97, 073510.
• Wu, T.-T. and Chang, I-Hsiang. (2005) “Actuating and detecting of micro droplet using slanted finger interdigital transducers,” J. Appl. Phys., 98, 024903.
• Wu, T.-T., Wu, Liang-Chen and Huang, Zi-Gui (2005) “Band gap measurement of 2D air/silicon phononic crystal using layered slanted finger interdigital transducers,” J. Appl. Phys., 97, 094916.
• Wu, T.-T., Tang, He-Tai, and Chen, Y.-Y. (2005) “Frequency Response of a Focused SAW Device Based on Concentric Wave Surfaces: Simulation and Experiment ,” J. of Physics D: Applied Physics, 38, 2986-2994.
• Sun, Jia-Hong and Wu, T.-T. (2005) “Analyses of mode coupling in joined parallel phononic crystal waveguides,” Physical Review (B), 71, 174303.
• Chen, Y.-Y., Wu, T.-T. and Chou, C. -T. (2004) “Analysis of the frequency response of a dispersive IDT/ZnO/sapphire SAW filter using effectivity and coupling of modes model,” J. of Physics D: Applied Physics, 37, 120-127.
• Wu, T.-T., Lin, Chih-Ming (2004) “Analysis of SFIT SAW filter using coupling of modes model ,” J. Chinese Inst. of Engineers, 27 (7), 973-979.
• Wu, T.-T., Huang, Zi-Gui and Lin, S.-C. (2004) “Surface and bulk acoustic waves in 2D phononic crystals consisting of materials with general anisotropy,” Physical Review (B), 69, 94301 (10 pages)
• Wu, T.-T. and Wang, Wei-Shan (2004) “An experimental study on the ZnO/Sapphire layered surface acoustic wave device,” J. Appl. Phys., 96 (9), 5249-5253.
• Wu, T.-T. and Huang, Zi-Gui (2004) “Level repulsions of bulk acoustic waves in composite materials,” Physical Review (B), 70, 214304.

• 童健樺，李世光，吳政忠 （2003）“精密壓電衝擊槌系統” 中華民國發明專利517156。
• 童健樺，吳政忠 （2003）“彈性波非破壞檢測系統” 中華民國發明專利528868。
• 李世光，吳政忠，黃耀田，劉典獻，吳維明，張佑嘉 （2004）“一種次微米間隙線寬的表面光阻曝光方法,” 中華民國發明專利193571。
• 張培仁，李其源，吳政忠等（2004）“溼蝕刻矽薄膜之厚度即時監控方法,” 中華民國發明專利015274。
• 張培仁，李其源，吳政忠等（2004）“溼蝕刻壓電材料薄膜之厚度即時監控方法,” 中華民國發明專利018590。
• 吳政忠，林志明，陳永裕 （2005）“層狀斜交指叉式表面聲波元件,” 中華民國發明專利I 231647。
• 陳永裕，吳政忠，黃國財，張培仁 (2008) “表面聲波式薄膜量測裝置與量測方法,” 中華民國發明專利 I 294520。
• Chen, Yung-Yu, Wu, Tsung-Tsong et al. (2008) “Method for determining properties of a film and apparatus employed for realizing the same,” US Patent AM28503-N16318.

Invited lectures 

• Wu, Tsung-Tsong, Jia-Hong Sun and Chen, Yan-Ting, Invited Paper, (2011), “Focusing and waveguiding of Lamb waves in Phononic Plates”, Phononics 2011, Santa-Fe, NM, USA.
• Wu, Tsung-Tsong, Jin-Chen Hsu and Jia-Hong Sun, Invited Paper, (2010), “Phononic Plate Waves”, 2010  IEEE International Ultrasonic Symposium, Oct. 11-14, San Diego, CA, USA.
• Wu, Tsung-Tsong, Jin-Chen Hsu and Jia-Hong Sun, Invited Paper, (2010), “Band Gap Materials and Micro-Fabricated Devies”, 2010  IEEE International Frequency Control Symposium, June 1-4, Newport Beach, CA, USA.
• Wu, Tsung-Tsong, Jin-Chen Hsu and Jia-Hong Sun, Invited Paper, (2010), “Lamb Waves in Phononic Band Gap Structures”, International Symposium on Engineering Mechanics, May 21-24, Taipei, Taiwan.
• Wu, Tsung-Tsong, Invited Lecture, (2009), “Development of surface acosuitc wave devices using phononic crystal reflective gratings”, First International Workshop on Phononic Crystal Materials, Devices and Applications, June 24-26, Nice, France.
• Wu, Tsung-Tsong, Jin-Chen Hsu and Jia-Hong Sun, Invited Paper, (2009), “Lamb Waves in Phononic Crystal Plate: Numerical simulations and experiments”, IUTAM Symposium on Recent Advances of Acoustic Waves in Solids, May 25-28, Taipei, Taiwan.
• Wu, Tsung-Tsong and Wu, Tsung-Chen, Invited Paper, (2009), “Band gap and waveguiding in a thin plate with a periodic stubbed surface,” Photonics West 2009, San Jose, USA
• Wu, Tsung-Tsong, Invited lecture, (2008) “Resonance and band gap in a plate with stubbed surface,” Drucker Medalist Symposium, Nov.4-8, ASME Congress, Boston, USA
• Wu, T.-T., Z.-G. Huang and B.-G. Liang (2007), Invited paper, “Surface Waves in Micro-machined Phononic Crystals,” Japan-Taiwan workshop on Future Frequency Control Device, March 7-8, Chiba, Japan.
• Wu, T.-T. (2006), Invited lecture, “Surface acoustic waves in micro-fabricated phononic crystals,” the International Symposium on Mechanical Waves in Solids, May 15-18, Hangzhou, China.
• Wu, T.-T., Invited lecture, (2004), “Surface acoustic wave band gaps of micro-machined phononic crystals,” The first international symposium of mechanical science based on nanotechnology, Tohoku University, Feb. 23-24, 2004, Sendai, Japan.
• Wu, T.-T., Chih-Kung Lee, Peiling Liu and Shih-Kuan Hsu, Invited paper (2004), “The K12 human resource development programs of nanotechnology at Taiwan, ” International Union of Material Research Societies (IUMRS)- International Conference in Asia (ICA), Nov. 16-18, Hsin Chu, Taiwan.
• Wu, T.-T. and Chen, Y.-Y., Keynote lecture, "Principle and application of surface acoustic wave devices", the 11th Asia-Pacific Conference on NDT, Nov. 3-7, 2003, Korea.