Publikationen der Ehemalige AG Inverse Probleme

Zeitschriftenartikel (72)

1. A. Konschin.
   Electromagnetic wave scattering from locally perturbed periodic inhomogeneous layers.
   Erscheint in Mathematical Methods in the Applied Sciences

   DOI: 10.1002/mma.7680

2. A. Konschin.
   Numerical Scheme for Electromagnetic Scattering on Perturbed Periodic Inhomogeneous Media and Reconstruction of the Perturbation.
   SIAM Journal on Scientific Computing, 43(3), 21 S., SIAM, 2021.

   DOI: 10.1137/20M1350716

3. T. Gerken, S. Grützner.
   Dynamic Inverse Wave Problems – Part I: Regularity for the Direct Problem.
   Inverse Problems, 36(2), IOPscience, 2020.

   DOI: 10.1088/1361-6420/ab47ec
   online unter: https://iopscience.iop.org/article/10.1088/1361-6420/ab47ec

4. T. Gerken.
   Dynamic Inverse Wave Problems – Part II: Operator Identification and Applications.
   Inverse Problems, 36(2), IOPscience, 2020.

   DOI: 10.1088/1361-6420/ab47f4
   online unter: https://iopscience.iop.org/article/10.1088/1361-6420/ab47f4

5. H. Haddar, A. Konschin.
   Factorization Method for Imaging a Local Perturbation in Inhomogeneous Periodic Layers from Far Field Measurements.
   Inverse Problems and Imaging, 14(1):133-152, 2020.

   DOI: 10.3934/ipi.2019067
   online unter: https://www.aimsciences.org/article/doi/10.3934/ipi.2019067

6. F. Bürgel, K. Kazimierski, A. Lechleiter.
   IPscatt—A MATLAB Toolbox for the Inverse Medium Problem in Scattering.
   ACM Transactions on Mathematical Software, 45(4), 45:1–45:20, 2019.

   DOI: 10.1145/3328525

7. F. Cakoni, H. Haddar, A. Lechleiter.
   On the factorization method for a far field inverse scattering problem in the time domain.
   SIAM Journal on Mathematical Analysis, 51(2):854-872, 2019.

   DOI: 10.1137/18M1214809

8. A. Konschin, A. Lechleiter.
   Reconstruction of a Local Perturbation in Inhomogeneous Periodic Layers from Partial Near Field Measurements.
   Inverse Problems, 35(11), 114006, IOPscience, 2019.

   DOI: 10.1088/1361-6420/ab1c66
   online unter: https://iopscience.iop.org/article/10.1088/1361-6420/ab1c66

9. R. Zhang.
   A High Order Numerical Method for Scattering from Locally Perturbed Periodic Surfaces.
   SIAM Journal on Scientific Computing, 40(4):A2286-A2314, SIAM, 2018.

   DOI: 10.1137/17M1144945
   online unter: https://epubs.siam.org/doi/pdf/10.1137/17M1144945

10. B. Zhang, R. Zhang.
    A New Integral Equation Formulation for Scattering by Penetrable Diffraction Gratings.
    Journal of Computational Mathematics, 36(1):110-127, 2018.

    online unter: http://www.global-sci.org/jcm/galley/JCM2016-0501.pdf

11. A. Kirsch, A. Lechleiter.
    A radiation condition arising from the limiting absorption principle for a closed full- or half-waveguide problem.
    Mathematical Methods in the Applied Sciences, 41(10):3955-3975, 2018.

    DOI: 10.1002/mma.4879

12. B. Zhang, R. Zhang.
    An FFT-based algorithm for efficient computation of Green's functions for the Helmholtz and Maxwell's equations in periodic domains.
    SIAM Journal on Scientific Computing, 40(3):B915-B941, SIAM, 2018.

    DOI: 10.1137/18M1165621
    online unter: https://epubs.siam.org/doi/abs/10.1137/18M1165621

13. A. Lechleiter, R. Zhang.
    Reconstruction of Local Perturbations in Periodic Surfaces.
    Inverse Problems, 035006 34(2018), IOPscience, 2018.

    DOI: doi.org/10.1088/1361-6420/aaa7b1

14. A. Kirsch, A. Lechleiter.
    The limiting absorption principle and a radiation condition for the scattering by a periodic layer.
    SIAM Journal on Mathematical Analysis, 50(3):2536-2565, 2018.

    DOI: 10.1137/17M1118920

15. A. Lechleiter, R. Zhang.
    A Convergent Numerical Scheme for Scattering of Aperiodic Waves from Periodic Surfaces Based on the Floquet-Bloch Transform.
    SIAM Journal on Numerical Analysis, 55(2):713-736, 2017.

    DOI: 10.1137/16M1067524

16. A. Lechleiter, R. Zhang.
    A Floquet-Bloch transform based numerical method for scattering from locally perturbed periodic surfaces.
    SIAM Journal on Scientific Computing, 39(5):B819-B839, 2017.

    DOI: 10.1137/16M1104111
    online unter: http://epubs.siam.org/doi/pdf/10.1137/16M1104111

17. F. Bürgel, K. Kazimierski, A. Lechleiter.
    A sparsity regularization and total variation based computational framework for the inverse medium problem in scattering.
    Journal of Computational Physics, 339, 1–30, 2017.

    DOI: 10.1016/j.jcp.2017.03.011

18. A. Lechleiter, T. Rienmüller.
    Collocation discretization for an integral equation in ocean acoustics with depth-dependent speed of sound.
    Mathematical Methods in the Applied Sciences, 40(5):1608-1624, Wiley, 2017.

    DOI: 10.1002/mma.4082

19. M. Li, R. Zhang.
    Near-field imaging of sound-soft obstacles in periodic waveguides .
    Inverse Problems and Imaging, 11(6):1091-1105, 2017.

    online unter: https://aimsciences.org/journals/displayArticlesnew.jsp?paperID=14621

20. A. Lechleiter, M. Rennoch.
    Non-linear Tikhonov Regularization in Banach Spaces for Inverse Scattering from Anisotropic Penetrable Media.
    Inverse Problems and Imaging, 11(1):151-176, 2017.

    DOI: 10.3934/ipi.2017008

21. A. Lechleiter, R. Zhang.
    Non-periodic acoustic and electromagnetic, scattering from periodic structures in 3D.
    Computers & Mathematics with Applications, 74(11): 2723-2738, 2017.

    online unter: https://doi.org/10.1016/j.camwa.2017.08.042

22. T. Gerken, A. Lechleiter.
    Reconstruction of a Time-dependent Potential from Wave Measurements.
    Inverse Problems, Article ID 094001 33(9), IOPscience, 2017.

    Ausgezeichnet als Highlight Paper

    DOI: 10.1088/1361-6420/aa7e07
    online unter: http://iopscience.iop.org/article/10.1088/1361-6420/aa7e07

23. A. Lechleiter.
    The Floquet-Bloch Transform and Scattering from Locally Perturbed Periodic Surfaces.
    Journal of Mathematical Analysis and Applications, 446(1):605-627, 2017.

    online unter: http://arxiv.org/abs/1602.03349

24. S. Bosse, A. Lechleiter.
    A hybrid approach for structural monitoring with self-organizing multi-agent systems and inverse numerical methods in material-embedded sensor networks.
    Mechatronics, 34:12-37, 2016.

    DOI: 10.1016/j.mechatronics.2015.08.005
    online unter: Link

25. G. Sun, R. Zhang.
    A sampling method for the reconstruction of a periodic interface in a layered medium.
    Inverse Problems, 075005 32(7), 2016.

    DOI: https://doi.org/10.1088/0266-5611/32/7/075005
    online unter: https://doi.org/10.1088/0266-5611/32/7/075005

26. E. Lakshtanov, A. Lechleiter.
    Difference Factorizations and Monotonicity in Inverse Medium Scattering for Contrasts with Fixed Sign on the Boundary .
    SIAM Journal on Mathematical Analysis, 48(6):3688-3707, SIAM, 2016.

    DOI: 10.1137/16M1060819
    online unter: Link

27. Z. Jiang, H. Haddar, A. Lechleiter, M. El Guedri.
    Identification of magnetic deposits in 2-D axisymmetric eddy current models via shape optimization.
    Inverse Problems in Science and Engineering, 24(8):1385-1410, Taylor & Francis, 2016.

    DOI: 10.1080/17415977.2015.1110581
    online unter: Link

28. A. Lechleiter, J. Schlasche.
    Identifying Lame Parameters from Time-dependent Elastic Wave Measurements.
    Inverse Problems in Science and Engineering, 25(1):2-26, 2016.

    DOI: 10.1080/17415977.2015.1132713

29. S. Peters, A. Kleefeld.
    Numerical Computations of Interior Transmission Eigenvalues for Scattering Objects with Cavities.
    Inverse Problems, 32(4), IOPscience, 2016.

    DOI: 10.1088/0266-5611/32/4/045001
    online unter: http://iopscience.iop.org/article/10.1088/0266-5611/32/4/045001/meta

30. C. Müller, F. Miesner, R. Usbeck.
    Temperatures in shallow marine sediments: Influence of thermal properties, seasonal forcing, and man-made heat sources.
    Applied Thermal Engineering, 108:20-29, Elsevier, 2016.

    DOI: doi:10.1016/j.applthermaleng.2016.07.105

31. S. Peters.
    The Inside-Outside Duality for Elastic Scattering Problems.
    Applicable Analysis - An International Journal, 96(1):48-69, 2016.

    DOI: 10.1080/00036811.2016.1210789
    online unter: http://www.tandfonline.com/doi/full/10.1080/00036811.2016.1210789

32. J. Li, G. Sun, R. Zhang.
    The numerical solution of scattering by infinite rough interfaces based on the integral equation method.
    Computers & Mathematics with Applications, 71(7):1491-1502, 2016.

    online unter: https://ac.els-cdn.com/S0898122116300852/1-s2.0-S0898122116300852-main.pdf?_tid=83195944-b405-11e7-9068-00000aacb362&acdnat=1508332323_96d55a6d6c1263aa0750f01fce4f380f

33. Z. Jiang, A. Lechleiter.
    Computing Interior Eigenvalues of Domains from Far Fields.
    IMA Journal of Numerical Analysis, 36:1452-1476, 2015.
34. A. Lechleiter, S. Peters.
    Determining transmission eigenvalues of anisotropic inhomogeneous media from far field data.
    Communications in Mathematical Sciences, 13(7), 1803 – 1827, International Press, Boston, Massachusetts, USA, 2015.

    DOI: 10.4310/CMS.2015.v13.n7.a8
    online unter: http://www.intlpress.com/site/pub/pages/journals/items/cms/content/vols/0013/0007/a008/

35. T. Arens, A. Lechleiter.
    Indicator Functions for Shape Reconstruction Related to the Linear Sampling Method.
    SIAM Journal on Imaging Sciences, 8(1):513-535, SIAM, 2015.

    DOI: 10.1137/140965740

36. A. Lechleiter, M. Rennoch.
    Inside-outside duality and the determination of electromagnetic interior transmission eigenvalues.
    SIAM Journal on Mathematical Analysis, 47(1):684-705, SIAM, 2015.

    DOI: 10.1137/14098538X
    online unter: Link

37. F. Miesner, A. Lechleiter, C. Müller.
    Reconstructing bottom water temperatures from measurements of temperature and thermal diffusivity in marine sediments.
    Ocean Science, 11:559-571, Copernicus Verlag, 2015.

    DOI: 10.5194/os-11-559-2015
    online unter: Open Access via Ocean Science Homepage

38. A. Lechleiter, D. Nguyen.
    Scattering of Herglotz waves from periodic structures and mapping properties of the Bloch transform.
    Proceedings of the Royal Society of Edinburgh, Section: A Mathematics , 145(6):1283-1311, 2015.

    DOI: 10.1017/S0308210515000335

39. S. Peters, A. Lechleiter.
    The inside–outside duality for inverse scattering problems with near field data.
    Inverse Problems, 31(8), 085004, IOPscience, 2015.

    DOI: 10.1088/0266-5611/31/8/085004
    online unter: http://iopscience.iop.org/0266-5611/31/8/085004/

40. A. Lechleiter.
    The MUSIC Algorithm for Impedance Tomography of Small Inclusions from Discrete Data.
    Inverse Problems, 31(9), 095004, IOPscience, 2015.

    DOI: 10.1088/0266-5611/31/9/095004
    online unter: Link

41. P. Monk, A. Lechleiter.
    The Time Domain Lippmann-Schwinger Equation and Convolution Quadrature.
    Numerical Methods for Partial Differential Equations, 31(2):517-540, Wiley, 2015.

    DOI: 10.1002/num.21921
    online unter: Link (arXiv)

42. A. Lechleiter, T. Rienmüller.
    Time-Harmonic Acoustic Wave Scattering in an Ocean with Depth-Dependent Sound Speed.
    Applicable Analysis - An International Journal, 95:978-999, 2015.

    DOI: 10.1080/00036811.2015.1047831

43. A. Lechleiter, D. Nguyen.
    A Trigonometric Galerkin Method for Volume Integral Equations Arising in TM Grating Scattering.
    Advances in Computational Mathematics, 40(1):1-25, Springer Verlag, 2014.

    DOI: 10.1007/s10444-013-9295-2
    online unter: Link

44. H. Haddar, A. Lechleiter, S. Marmorat.
    An improved time domain linear sampling method for Robin and Neumann obstacles.
    Applicable Analysis - An International Journal, 93(2), 2014, Taylor & Francis, 2014.

    DOI: 10.1080/00036811.2013.772583
    online unter: Link

45. A. Lechleiter, S. Peters.
    Analytical Characterization and Numerical Approximation of Interior Eigenvalues for Impenetrable Scatterers from Far Fields.
    Inverse Problems, 4(30), 045006, IOPscience, 2014.

    DOI: 10.1088/0266-5611/30/4/045006
    online unter: Link

46. A. Lechleiter, H. Haddar, Z. Jiang.
    Artificial boundary conditions for axisymmetric eddy current probe problems.
    Computers & Mathematics with Applications, 68(12):1844-1870, 2014.

    DOI: doi:10.1016/j.camwa.2014.10.008
    online unter: Link

47. T. Arens, K. Sandfort, S. Schmitt, A. Lechleiter.
    Analysing Ewald's method for the evaluation of Green's functions for periodic media.
    IMA Journal of Applied Mathematics, 78(3):405-431, 2013.

    DOI: 10.1093/imamat/hxr057
    online unter: Link

48. A. Lechleiter, D. L. Nguyen.
    Factorization Method for Electromagnetic Inverse Scattering from Biperiodic Structures.
    SIAM Journal on Imaging Sciences, 6(2):1111-1139, SIAM, 2013.

    DOI: 10.1137/120903968
    online unter: Link

49. A. Lechleiter, T. Rienmüller.
    Factorization Method for the Inverse Stokes Problem.
    Inverse Problems and Imaging, 7(4):1271-1293, 2013.

    DOI: doi:10.3934/ipi.2013.7.1271
    online unter: Link

50. A. Lechleiter, D. L. Nguyen.
    On Uniqueness in Electromagnetic Scattering from Biperiodic Structures .
    ESAIM: Mathematical Modelling and Numerical Analysis, 47:1167-1184, 2013.

    DOI: 10.1051/m2an/2012063
    online unter: Link

51. A. Kirsch, A. Lechleiter.
    The inside–outside duality for scattering problems by inhomogeneous media.
    Inverse Problems, 29(10), 104011, IOPscience, 2013.

    DOI: doi:10.1088/0266-5611/29/10/104011
    online unter: Link

52. A. Lechleiter, K. Kazimierski, M. Karamehmedovic.
    Tikhonov regularization in L^p applied to inverse medium scattering.
    Inverse Problems, 29, 075003, IOPscience, 2013.

    DOI: doi:10.1088/0266-5611/29/7/075003
    online unter: Link

53. A. Lechleiter, D. L. Nguyen.
    Volume Integral Equations for Scattering from Anisotropic Diffraction Gratings.
    Mathematical Methods in the Applied Sciences, 36(3), 262–274 S., 2013.

    DOI: 10.1002/mma.2585
    online unter: http://onlinelibrary.wiley.com/doi/10.1002/mma.2585/abstract

54. C. Bellis, A. Constantinescu, T. Coquet, T. Jaravel, A. Lechleiter.
    A non-iterative sampling approach using noise subspace projection for EIT .
    Inverse Problems, 28, 075015, IOPscience, 2012.

    DOI: doi:10.1088/0266-5611/28/7/075015
    online unter: Link

55. A. Lechleiter, D. L. Nguyen.
    Spectral volumetric integral equation methods for acoustic medium scattering in a planar homogeneous 3D waveguide.
    IMA Journal of Numerical Analysis, 32(3):813-844, 2012.

    DOI: 10.1093/imanum/drr036
    online unter: Link

56. T. Arens, D. Gintides, A. Lechleiter.
    Direct and inverse medium scattering in a 3D homogeneous planar waveguide.
    SIAM Journal on Applied Mathematics, 71:753-772, SIAM, 2011.

    DOI: 10.1137/100806333
    online unter: http://dx.doi.org/10.1137/100806333

57. H. Haddar, A. Lechleiter.
    Electromagnetic wave scattering from rough penetrable layers.
    SIAM Journal on Mathematical Analysis, 43(5):2418-2443 , 2011.

    online unter: http://dx.doi.org/10.1137/100783613

58. A. Lechleiter.
    Explicit characterization of the support of non-linear inclusions.
    Inverse Problems and Imaging, 5:675-694, 2011.

    DOI: 10.3934/ipi.2011.5.675
    online unter: http://aimsciences.org/journals/displayArticlesnew.jsp?paperID=6426

59. Q. Chen, H. Haddar, A. Lechleiter, P. Monk.
    A Sampling Method for Inverse Scattering in the Time Domain.
    Inverse Problems, 26, 085001, IOPscience, 2010.

    DOI: 10.1088/0266-5611/26/8/085001
    online unter: http://iopscience.iop.org/0266-5611/26/8/085001

60. A. Lechleiter, S. Ritterbusch.
    A variational method for scattering from penetrable rough layers.
    IMA Journal of Applied Mathematics, 75:366-391, 2010.

    DOI: 10.1093/imamat/hxp040
    online unter: http://imamat.oxfordjournals.org/content/75/3/366

61. H. Haddar, A. Lechleiter.
    Asymptotic models for scattering problems from unbounded media with high conductivity.
    ESAIM: Mathematical Modelling and Numerical Analysis, 44:1295-1317, 2010.

    DOI: 10.1051/m2an/2010029
    online unter: http://www.esaim-m2an.org/action/displayAbstract?fromPage=online&aid=8129349

62. A. Lechleiter.
    Imaging of Periodic Dielectrics.
    BIT Numerical Mathematics, 50:59-83, 2010.

    DOI: 10.1007/s10543-010-0255-7
    online unter: http://www.springerlink.com/content/xt301t52307v6003/

63. A. Lechleiter, A. Rieder.
    Towards a general convergence theory for inexact Newton regularizations.
    Numerische Mathematik, 114:521-548, 2010.

    DOI: 10.1007/s00211-009-0256-0
    online unter: http://www.springerlink.com/content/hg8n3tq067143166/

64. T. Arens, A. Lechleiter, D. R. . Luke .
    MUSIC for extended scatterers as an instance of the Factorization method.
    SIAM Journal on Applied Mathematics, 70:1283-1304, SIAM, 2009.

    DOI: 10.1137/080737836
    online unter: http://dx.doi.org/10.1137/080737836

65. A. Lechleiter.
    The factorization method is independent of transmission eigenvalues.
    Inverse Problems and Imaging, 3:123-138, 2009.

    DOI: 10.3934/ipi.2009.3.123
    online unter: http://www.aimsciences.org/journals/displayArticles.jsp?paperID=3966

66. T. Arens, A. Lechleiter.
    The linear sampling method revisited.
    Journal of Integral Equations and Applications, 21:179-202, 2009.

    DOI: 10.1216/JIE-2009-21-2-179
    online unter: http://projecteuclid.org/euclid.jiea/1242652032

67. A. Kirsch, A. Lechleiter.
    The operator equations of Lippmann-Schwinger type for acoustic and electromagnetic scattering problems in L^2.
    Applicable Analysis - An International Journal, 88:807-830, 2009.

    DOI: 10.1080/00036810903042125
    online unter: http://www.tandfonline.com/doi/abs/10.1080/00036810903042125

68. A. Lechleiter, A. Rieder.
    Newton regularizations for impedance tomography: convergence by local injectivity.
    Inverse Problems, 24, 065009, IOPscience, 2008.

    DOI: 10.1088/0266-5611/24/6/065009
    online unter: http://iopscience.iop.org/0266-5611/24/6/065009

69. A. Lechleiter, N. Hyvönen, H. Hakula.
    The factorization method applied to the complete electrode model of impedance tomography.
    SIAM Journal on Applied Mathematics, 68:1097-1121, 2008.

    DOI: 10.1137/070683295
    online unter: http://dx.doi.org/10.1137/070683295

70. T. Arens, D. Gintides, A. Lechleiter.
    Variational formulations for scattering in a 3-dimensional acoustic waveguide.
    Mathematical Methods in the Applied Sciences, 31:821-847, WILEY-VCH, 2008.

    DOI: 10.1002/mma.947
    online unter: http://onlinelibrary.wiley.com/doi/10.1002/mma.947/abstract

71. A. Lechleiter.
    A regularization technique for the factorization method.
    Inverse Problems, 22:1605-1625, IOPscience, 2006.

    DOI: 10.1088/0266-5611/22/5/006
    online unter: http://iopscience.iop.org/0266-5611/22/5/006/

72. A. Lechleiter, A. Rieder.
    Newton regularizations for impedance tomography: a numerical study.
    Inverse Problems, 22:1967-1987, IOPscience, 2006.

    DOI: doi:10.1088/0266-5611/22/6/004
    online unter: http://iopscience.iop.org/0266-5611/22/6/004

Tagungsbeiträge (2)

1. S. Bosse, A. Lechleiter.
   Structural Health and Load Monitoring with Material-embedded Sensor Networks and Self-organizing Multi-Agent Systems.
   SysInt - 2nd International Conference on System-integrated Intelligence, 02.07.2014-04.07.2014, Bremen, Deutschland.
   Procedia Technology, 15:669-691, 2014.

   online unter: Link

2. A. Lechleiter, H. Haddar, Z. Jiang, M. El Guedri.
   Eddy current tomography of deposits in steam generators .
   19th European Signal Processing Conference (EUSIPCO 2011), August 29 - September 2, 2011, Barcelona, Spanien.
   EUSPICO, S. 2054-2058, 2011.

   online unter: Link

Buchkapitel (3)

1. T. Gerken.
   Dynamic Inverse Problems for the Acoustic Wave Equation.
   Time-dependent Problems in Imaging and Parameter Identification, T. Schuster, B. Kaltenbacher, A. Wald (Hrsg.), S. 25-50, Springer Verlag, 2020.

   DOI: 10.1007/978-3-030-57784-1

2. A. Lechleiter.
   Factorization method in inverse scattering.
   Encyclopedia of Applied and Computational Mathematics, B. Engquist (Hrsg.), S. 479-485, Springer Verlag, 2016.

   online unter: Link

3. A. Lechleiter.
   An introduction to direct and inverse scattering theory.
   Photonic Crystals: Mathematical Analysis and Numerical Approximation, Oberwolfach Seminars Vol.42, S. 79-126, Birkhäuser, 2011.

   DOI: 10.1007/978-3-0348-0113-3
   online unter: Link

Qualifikationsarbeiten (7)

1. A. Konschin.
   Direkte und inverse elektromagnetische Streuprobleme für lokal gestörte periodische Medien.
   Dissertationsschrift, Universität Bremen, 2019.

   online unter: http://nbn-resolving.de/urn:nbn:de:gbv:46-00107835-13

2. T. Gerken.
   Dynamic Inverse Problems for Wave Phenomena.
   Dissertationsschrift, Universität Bremen, 2019.

   online unter: https://nbn-resolving.de/urn:nbn:de:gbv:46-00107730-18

3. F. Bürgel.
   Effective and Efficient Reconstruction Schemes for the Inverse Medium Problem in Scattering.
   Dissertationsschrift, Universität Bremen, 2019.
4. F. Miesner.
   Advanced Inverse Modeling of Sediment Thermal Diffusion Processes.
   Dissertationsschrift, Universität Bremen, 2018.

   online unter: Elektronische Bibliothek der Universität Bremen

5. M. Rennoch.
   Regularization Methods in Banach Spaces Applied to Inverse Medium Scattering Problems.
   Dissertationsschrift, Universität Bremen, 2017.

   online unter: Elektronische Bibliothek der Universität Bremen

6. S. Peters.
   The Inside-Outside Duality in Inverse Scattering Theory.
   Dissertationsschrift, Universität Bremen, 2016.

   online unter: http://nbn-resolving.de/urn:nbn:de:gbv:46-00105263-13

7. T. Rienmüller.
   Integral Equation Methods for Ocean Acoustics with Depth-Dependent Background Sound Speed.
   Dissertationsschrift, Universität Bremen, 2015.

   online unter: http://nbn-resolving.de/urn:nbn:de:gbv:46-00104767-18

Preprints (6)

1. R. Zhang.
   A Bloch transform based numerical method for the rough surface scattering problems.
   Zur Veröffentlichung eingereicht.

   online unter: https://arxiv.org/abs/1805.11484

2. R. Zhang.
   Numerical Methods for Quasi-Periodic Incident Fields Scattered by Locally Perturbed Periodic Surfaces.
   Zur Veröffentlichung eingereicht.

   online unter: arXiv:1801.01761

3. R. Zhang.
   The Study of the Bloch Transformed Total Fields of the Scattering Problems with Locally Perturbed Periodic Surfaces.
   Zur Veröffentlichung eingereicht.

   online unter: https://arxiv.org/pdf/1708.07560.pdf

4. A. Lechleiter.
   On the determination of sets supporting unknown sources for the wave equation from radiated fields.
   Zur Veröffentlichung eingereicht.

   online unter: arxiv

5. A. Lechleiter, T. Rienmüller.
   Time-Harmonic Acoustic Wave Scattering in an Ocean with Depth-Dependent Sound Speed.
   Berichte aus der Technomathematik 15-01, Universität Bremen, 2015.
6. R. Zhang.
   Scattering problems from multi-layers with different periodicities.
   Zur Veröffentlichung eingereicht.

   online unter: https://arxiv.org/abs/1806.05063