Ministry of Education
Durga Prasad Challa
VIDWAN ID: 110524

Dr Durga Prasad Challa

Male Doctor of Philosophy
Associate Professor | Department of Mathematics and Statistics
Indian Institute of Technology, Tirupati
Andhra Pradesh
Expertise: Mathematics
ORCID 0000-0002-0656-091X Scopus 55509137800 ResearcherID KGK-4625-2024 Google Scholar AIZkCWUAAAAJ
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21 Publications
0 Projects
192 Scopus Citations
175 CrossRef
8 Years 5 Months Total Experience
Publications
21 Total
Articles
21
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Scopus Scopus
192 Citations
9 h-index
CrossRef CrossRef
175 Citations
8 h-index
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Personal Details

Doctor of Philosophy
N/A
Associate Professor
Jan 2024 – Present
Indian Institute of Technology, Tirupati | Department of Mathematics and Statistics
Assistant Professor
Apr 2018 – Dec 2023
Indian Institute of Technology, Tirupati | Department of Mathematics and Statistics
Physical Sciences
Mathematics

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Scholarly Publications

Elastic fields generated by multiple small inclusions with high mass density at nearly resonant frequencies

Journal Article
Journal of Mathematical Analysis and Applications. Year: 2024. Volume: 538 , Issue: 2 .
Authors: Durga Prasad Challa; Divya Gangadaraiah; Mourad Sini
DOI 10.1016/j.jmaa.2024.128442 Crossref Crossref: 2 Scopus Scopus: 2

Extraction of the mass density using only the p -parts of the elastic fields generated by injected highly dense small inclusions

Journal Article
Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. Year: 2025. Volume: 481 , Issue: 2310 .
Authors: Durga Prasad Challa; Divya Gangadaraiah; Mourad Sini
DOI 10.1098/rspa.2024.0712 Crossref Crossref: 1 Scopus Scopus: 1

Multiscale analysis of the acoustic scattering by many scatterers of impedance type

Journal Article
Zeitschrift für angewandte Mathematik und Physik ZAMP. Year: 2016. Volume: 67 , Issue: 3 , Pages: 58 .
Authors: Durga Prasad Challa; Mourad Sini
DOI 10.1007/s00033-016-0652-0 Crossref Crossref: 9 Scopus Scopus: 10

Inverse scattering by point-like scatterers in the Foldy regime

Open Access
Journal Article
Inverse Problems. Year: 2012. Volume: 28 , Issue: 12 , Pages: 125006 .
Authors: Durga Prasad Challa; Mourad Sini
DOI 10.1088/0266-5611/28/12/125006 Crossref Crossref: 17 Scopus Scopus: 18

On the Justification of the Foldy--Lax Approximation for the Acoustic Scattering by Small Rigid Bodies of Arbitrary Shapes

Journal Article
Multiscale Modeling and Simulation. Year: 2014. Volume: 12 , Issue: 1 , Pages: 55-108 .
Authors: Durga Prasad Challa; Mourad Sini
DOI 10.1137/130919313 Crossref Crossref: 33 Scopus Scopus: 34

Multiple scattering of electromagnetic waves by finitely many point-like obstacles

Journal Article
Mathematical Models and Methods in Applied Sciences. Year: 2014. Volume: 24 , Issue: 05 , Pages: 863-899 .
Authors: Durga Prasad Challa; Guanghui Hu; Mourad Sini
DOI 10.1142/s021820251350070x Crossref Crossref: 14 Scopus Scopus: 15

The equivalent refraction index for the acoustic scattering by many small obstacles: With error estimates

Open Access
Journal Article
Journal of Mathematical Analysis and Applications. Year: 2015. Volume: 424 , Issue: 1 , Pages: 563-583 .
Authors: Bashir Ahmad; Durga Prasad Challa; Mokhtar Kirane; Mourad Sini
DOI 10.1016/j.jmaa.2014.11.020 Crossref Crossref: 13 Scopus Scopus: 14

The Foldy-Lax approximation of the scattered waves by many small bodies for the Lamé system

Journal Article
MATHEMATISCHE NACHRICHTEN. Year: 2015. Volume: 288 , Issue: 16 , Pages: 1834-1872 .
Authors: Durga Prasad Challa; Mourad Sini
DOI 10.1002/mana.201400137 Crossref Crossref: 13 Scopus Scopus: 14
Showing 1 to 8 of 21 publications