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Durga Prasad Challa

https://www.etis.ee/CV/Durga Prasad_Challa/est
durga.challa@ttu.ee

Teenistuskäik

Töökohad ja ametid
30.03.2015–29.02.2016   
Tallinna Tehnikaülikool, Matemaatika-loodusteaduskond, Matemaatikainstituut, Teadur (1,00)
01.01.2014–31.12.2015   
Post doctoral Researcher in Inha University, Incheon, South Korea.
01.01.2010–31.12.2014   
Research Scientist in Johann Radon Institute for Computational and Applied Mathematics (RICAM), Austrian Academy of Sciences, Linz, Austria.
 
 
Haridustee
2010–2014   
Ph.D from Johannes Kepler Universität and RICAM, Linz, Austria
2008–2010   
M.Tech. in Industrial Mathematics and Scientific Computing (IMSC), Indian Institute of Technology Madras (IIT Madras), Chennai, India . M.Tech thesis work is done in RWTH Aachen, Germany as a DAAD fellow during 2009-2010.
2005–2007   
M.Sc. in Mathematics, Andhra University, Visakhapatnam, India.
2002–2005   
B.Sc. in Mathematics, Physics and Chemistry, Punyagiri Degree College, Andhra University, India.

Kvalifikatsioon

Teaduspreemiad ja tunnustused
2010, Durga Prasad Challa, Prof. Helmut Neunzert Endowment prize winner from IIT Madras, India.
2010, Durga Prasad Challa, Institute Merit prize winner from IIT Madras, India.
2010, Durga Prasad Challa, LVKV Sarma award prize winner from IIT Madras, India.
 
 
Teadustöö põhisuunad
VALDKOND: 4. Loodusteadused ja tehnika; 4.4. Matemaatika; CERCS ERIALA: P130 Funktsioonid, diferentsiaalvõrrandid
VALDKOND: 4. Loodusteadused ja tehnika; 4.4. Matemaatika; CERCS ERIALA: P140 Jadad, Fourier analüüs, funktsionaalanalüüs

Lõppenud projektid

Publikatsioonid

Klass
Aasta
Publikatsioon
 
3.1.
2016
Al-Musallam, F.; Challa, D. P.; Sini, M. (2016). Location and size estimation of small rigid bodies using elastic far-fields. In: C. M. da Fonseca, Dinh Van Huynh, S. Kirkland, Vu Kim Tuan (_EditorsAbbr). A Panorama of Mathematics: Pure and Applied (33−46). American Mathematical Society. (Contemporary Mathematics; 658).
3.1.
2016
Challa, D. P. (2016). Direct scattering by a sound hard small body. In: H. Ammari, H. Kang, Y. Capdeboscq, I. Sim (_EditorsAbbr). Imaging, Multi-scale and High Contrast Partial Differential Equations (131−138). American Mathematical Society. (Contemporary Mathematics; 660).
1.1.
2015
Challa, D. P. ; Sini, M. (2015). The Foldy-Lax approximation of the scattered waves by many small bodies for the Lame system. Mathematische Nachrichten, 288 (16), 1834−1872.10.1002/mana.201400137.
1.1.
2015
Challa, Durga Prasad; Sini, Mourad; Ahmad, Bashir; Kirane, Mokhtar (2015). The equivalent refraction index for the acoustic scattering by many small obstacles: With error estimates. Journal of Mathematical Analysis and Applications, 424 (1), 563−583.10.1016/j.jmaa.2014.11.020.
1.1.
2014
Challa, D. P.; Hu, G.; Sini, M. (2014). Multiple scattering of electromagnetic waves by finitely many point-like obstacles. Mathematical Models and Methods in Applied Sciences, 24 (5), 863−899.10.1142/S021820251350070X.
1.1.
2014
Challa, D. P.; Sini, M. (2014). On the justification of the Foldy-lax approximation for the acoustic scattering by small bodies of arbitrary shapes. Multiscale Modeling and Simulation, 12 (1), 55−108.10.1137/130919313.
1.1.
2012
Challa, D. P. ; Sini, M. (2012). Inverse scattering by point-like scatterers in the Foldy regime. Inverse Problems, 28 (12), 125006−39.10.1088/0266-5611/28/12/125006.
18.04.2018

Durga Prasad Challa

https://www.etis.ee/CV/Durga Prasad_Challa/eng
durga.challa@ttu.ee

Career

Institution and occupation
30.03.2015–29.02.2016   
Tallinn University of Technology , Faculty of Science, Department of Mathematics, Researcher (1,00)
01.01.2014–31.12.2015   
Post doctoral Researcher in Inha University, Incheon, South Korea.
01.01.2010–31.12.2014   
Research Scientist in Johann Radon Institute for Computational and Applied Mathematics (RICAM), Austrian Academy of Sciences, Linz, Austria.
 
 
Education
2010–2014   
Ph.D from Johannes Kepler Universität and RICAM, Linz, Austria
2008–2010   
M.Tech. in Industrial Mathematics and Scientific Computing (IMSC), Indian Institute of Technology Madras (IIT Madras), Chennai, India. M.Tech thesis work is done in RWTH Aachen, Germany as a DAAD fellow during 2009-2010.
2005–2007   
M.Sc. in Mathematics, Andhra University, Visakhapatnam, India.
2002–2005   
B.Sc. in Mathematics, Physics and Chemistry, Punyagiri Degree College, Andhra University, India.

Qualifications

Honours & awards
2010, Durga Prasad Challa, Prof. Helmut Neunzert Endowment prize winner from IIT Madras, India.
2010, Durga Prasad Challa, Institute Merit prize winner from IIT Madras, India.
2010, Durga Prasad Challa, LVKV Sarma award prize winner from IIT Madras, India.
 
 
Field of research
FIELD OF RESEARCH: 4. Natural Sciences and Engineering; 4.4. Mathematics; CERCS SPECIALTY: P130 Functions, differential equations
FIELD OF RESEARCH: 4. Natural Sciences and Engineering; 4.4. Mathematics; CERCS SPECIALTY: P140 Series, Fourier analysis, functional analysis
 
 

Completed projects

Publications

Category
Year
Publication
 
3.1.
2016
Al-Musallam, F.; Challa, D. P.; Sini, M. (2016). Location and size estimation of small rigid bodies using elastic far-fields. In: C. M. da Fonseca, Dinh Van Huynh, S. Kirkland, Vu Kim Tuan (_EditorsAbbr). A Panorama of Mathematics: Pure and Applied (33−46). American Mathematical Society. (Contemporary Mathematics; 658).
3.1.
2016
Challa, D. P. (2016). Direct scattering by a sound hard small body. In: H. Ammari, H. Kang, Y. Capdeboscq, I. Sim (_EditorsAbbr). Imaging, Multi-scale and High Contrast Partial Differential Equations (131−138). American Mathematical Society. (Contemporary Mathematics; 660).
1.1.
2015
Challa, D. P. ; Sini, M. (2015). The Foldy-Lax approximation of the scattered waves by many small bodies for the Lame system. Mathematische Nachrichten, 288 (16), 1834−1872.10.1002/mana.201400137.
1.1.
2015
Challa, Durga Prasad; Sini, Mourad; Ahmad, Bashir; Kirane, Mokhtar (2015). The equivalent refraction index for the acoustic scattering by many small obstacles: With error estimates. Journal of Mathematical Analysis and Applications, 424 (1), 563−583.10.1016/j.jmaa.2014.11.020.
1.1.
2014
Challa, D. P.; Hu, G.; Sini, M. (2014). Multiple scattering of electromagnetic waves by finitely many point-like obstacles. Mathematical Models and Methods in Applied Sciences, 24 (5), 863−899.10.1142/S021820251350070X.
1.1.
2014
Challa, D. P.; Sini, M. (2014). On the justification of the Foldy-lax approximation for the acoustic scattering by small bodies of arbitrary shapes. Multiscale Modeling and Simulation, 12 (1), 55−108.10.1137/130919313.
1.1.
2012
Challa, D. P. ; Sini, M. (2012). Inverse scattering by point-like scatterers in the Foldy regime. Inverse Problems, 28 (12), 125006−39.10.1088/0266-5611/28/12/125006.
18.04.2018
Detailne otsing
  • Leitud 1 kirjet
ProgrammLiikNumberNimiProjekti algusProjekti lõppVastutav täitjaAsutusFinantseerijapoolne rahastamine
MUUVEU684Pöördülesanded01.11.201428.02.2016Lassi Juhani PäivärintaTallinna Tehnikaülikool; Tallinna Tehnikaülikool, Matemaatika-loodusteaduskond, Matemaatikainstituut637 000,00 EUR