3. Date of birth: 21/09/1991 4. Place of birth: Hanoi
5. Admission decision number: No. 2999/QD-DHKHTN dated on August 18, 2016 by Rector of VNU University of Science.
6. Changes in academic process:
- Suspension of semester II according to Decision No. 2206/QĐ-ĐHKHTN dated on 19/06/2017 for the reason is studying and researching in Italy Rector of VNU University of Science.
- Continue learning to complete the training program in accordance with Decision No. 4722/QĐ-ĐHKHTN dated on 29/12/2017 Rector of VNU University of Science.
- Extension of training and dissertation protection for doctoral students according to Decision No. 567/QĐ-ĐHKHTN dated on 14/02/2020 Rector of VNU University of Science.
7. Official thesis title: Some problems of wave propagation in complex media related to the H/V ratio
8. Major: Solid Mechanics 9. Code: 9440109.02
10. Supervisors: Main Guide: Dr. Tran Thanh Tuan: Prof. Dr. Pham Chi Vi
Additional Guide: Prof. Dr. Pham Chi Vinh
11. Summary of the new findings of the thesis
- A formula for the H/V ratio of Rayleigh waves in a compressible orthotropic half-space coated by a compressible orthotropic layer
- An approximate explicit formula of the fundamental resonance frequency of a composite orthotropic layer.
- An approximate formula of the fundamental resonance frequency and the amplification factor of a viscoelastic layer underlain by a viscoelastic half-space.
- A secular equation and a formula of H/V ratio of Rayleigh wave in a micropolar orthotropic elastic half-space.
12. Paratical applicability, if any: yes, in the field of materials science and seismology
13. Further research directions, if any
14. Thesis-related publications:
[1] Truong Thi Thuy Dung, Tran Thanh Tuan, Pham Chi Vinh and Giang Kien Trung (2020), “An approximate formula of first peak frequency of ellipticity of Rayleigh surface waves in orthotropic layered half-space model”, Journal of Mechanics of Materials and Structures, Vol. 15, No. 1, pp. 61-74.
[2] PC Vinh, TT Tuan, LT Hue, VTN Anh, TTT Dung, NTK Linh, P Malischewsky (2019), “Exact formula for the H/V ratio of Rayleigh waves in compressible orthotropic half-space coated by an orthotropic elastic layer”, The Journal of the Acoustical Society of America, 146(2), 1279-1289.
[3] TT Tuan, PC Vinh, A Aoudia, TTT Dung, D Manu-Marfo (2018), “Approximate Analytical Expressions of the Fundamental Peak Frequency and the Amplification Factor of S-wave Transfer Function in a Viscoelastic Layered Model”, Pure and Applied Geophysics, 176 (4), 1433-1443.
[4] Tran Thanh Tuan, Truong Thi Thuy Dung, Nguyen Thi Loan, Do Xuan Tung (2017), “The H/V ratio (ellipticity) of Rayleigh surface waves in an isotropic micropolar half-spaces”, The 10th National Mechanics Conference in Hanoi, Vol. 3, No. 2, pp. 1381-1387. (in Vietnamese)
