Institut für Numerische und Angewandte Mathematik - Arbeitsgruppe Inverse Probleme
Quyen Tran Nhan Tam


Institut für Numerische und Angewandte Mathematik
Lotzestraße 16-18
37083 Göttingen

Raum 304
Telefon 0551 39 4509
Email quyen.tran@uni-goettingen.de

  • September, 2017-January, 2018 and August, 2018-present: Institute for Numerical and Applied Mathematics, University of Goettingen. Host: Prof. Dr. Thorsten Hohage

  • March, 2015-August, 2017 and February, 2018-July, 2018: Department of Mathematics, University of Hamburg . Host: Prof. Dr. Michael Hinze

  • October, 2007 - July, 2012: PhD Student (Dissertation submission: August, 2011; Defenses: November, 2011 and July, 2012), Institute of Mathematics, Vietnam Academy of Science and Technology. Supervised by: Prof. Dr. Dinh Nho Hào




    Research interests

    • Inverse problems in partial differential equations (PDEs)

    • Optimal control of PDEs

    • Numerical analysis of discretized control problems and inverse problems in PDEs

    • Bayesian approach to inverse problems of parameter identification in mathematical physics




    Selected publications

      Recent material

    • [10] Otarola E. and Quyen T.N.T. A reaction coefficient identification problem for fractional diffusion (submitted).

    • [9] Hinze M., Hofmann B., Quyen T.N.T. Variational method for reconstructing the source in elliptic systems from boundary observations (submitted).

      Articles


      • [8] Quyen T.N.T. 2018. Variational method for multiple parameter identification in elliptic PDEs. Journal of Mathematical Analysis and Applications 461: 676-700. https://doi.org/10.1016/j.jmaa.2018.01.030
      • [7] Hinze M., Kaltenbacher B., Quyen T.N.T. 2018. Identifying conductivity in electrical impedance tomography with total variation regularization. Numerische Mathematik 138: 723-765. https://doi.org/10.1007/s00211-017-0920-8
      • [6] Hinze M., Quyen T.N.T. 2016. Matrix coefficient identification in an elliptic equation with the convex energy functional method. Inverse problems 32: 085007, pp. 29. http://dx.doi.org/10.1088/0266-5611/32/8/085007
      • [5] Hào D.N., Quyen T.N.T. 2014. Finite element methods for coefficient identification in an elliptic equation. Applicable Analysis 93: 1533-1566. https://doi.org/10.1080/00036811.2013.840365
      • [4] Hào D.N., Quyen T.N.T. 2012. Convergence rates for Tikhonov regularization of a two-coefficient identification problem in an elliptic boundary value problem. Numerische Mathematik 120: 45-77. https://doi.org/10.1007/s00211-011-0406-z
      • [3] Hào D.N., Quyen T.N.T. 2012. Convergence rates for total variation regularization of coefficient identification problems in elliptic equations II. Journal of Mathematical Analysis and Applications 388: 593-616. http://dx.doi.org/10.1016/j.jmaa.2011.11.008
      • [2] Hào D.N., Quyen T.N.T. 2011. Convergence rates for total variation regularization of coefficient identification problems in elliptic equations I. Inverse Problems 27: 075008, pp. 28. http://dx.doi.org/10.1088/0266-5611/27/7/075008
      • [1] Hào D.N., Quyen T.N.T. 2010. Convergence rates for Tikhonov regularization of coefficient identification problems in Laplace-type equations. Inverse Problems 26: 125014, pp. 23. http://dx.doi.org/10.1088/0266-5611/26/12/125014



      All publications as BibTeX-file: bibtex



    Awards and offers

    • Postdoctoral Position (3 years), September, 2017 - January, 2018 and August, 2018 - February, 2021: Institute for Numerical and Applied Mathematics, Georg-August-University of Goettingen

    • Alexander von Humboldt Fellow (3 years + 4-month German language fellow)
      November, 2014 -- February, 2015: German language fellow, did deutsch-institut, Berlin
      March, 2015 -- August, 2017 and February, 2018 -- July, 2018: Department of Mathematics, University of Hamburg

    • Vietnam Institute for Advanced Study in Mathematis, Ministry of Education and Training Award for Excellent Research in Mathematics, 2012-2013

    • University of Danang, Vietnam Award for Outstanding Teaching, 2010-2011

    • Danang University of Education, University of Danang, Vietnam Award for Outstanding Teaching, 2009-2010

    • Hue University's College of Education, Hue University, Vietnam Award for Excellent Research Students, 1999-2000

    • Chair of Mathematical Analysis Group, Faculty of Mathematics, University of Da Nang, 2009-2011

    • Assistant lecturer/ Lecturer/ Researcher of Faculty of Mathematics, University of Danang, January, 2001 - October, 2014

    • National Foundation for Science & Technology Development (NAFOSTED), Vietnam. Grant No. 101.02-2011.50, 2012-2014

    • National Foundation for Science & Technology Development (NAFOSTED), Vietnam. Grant No 101.01.22.09, 2010-2012

    • Foundation for Science & Technology Development, University of Danang, Vietnam. Grant No. DN-2013, 2013

    • Foundation for Science & Technology Development, Ministry of Education and Training, Vietnam. Grant No. B2008-DN03-24, 2008

    • Foundation for Science & Technology Development, University of Science and Education, University of Danang, Vietnam. Grant No. T2006-03-08, 2006




    Teaching



    Conferences and Workshops



    Selected conference papers

    • [1] Total variation regularization of coefficient identification problems in elliptic equations, in Proceedings of the 1st International Conference on Analysis and Applied Mathematics, SaiGon University, HoChiMinh City, Vietnam, March 14-15, 2011, pages: 89–107 (with Dinh Nho Hào)




    PhD Dissertation