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Department of Physics

Dr. SUDHA M.Sc., Ph.D.,

PROFESSOR
 

Area Of Research

Theoretical Physics

 

About the Faculty

Short note from the faculty

Awards

Sl No Award Name Award For Organization Year
1 D.C. Pavate Memorial Post-Doctoral Fellowship; Visiting Fellowship to do Post-Doctoral Research in the Department of Applied Mathematics and Theoretical Physics (DAMTP), University of Cambridge, Cambridge, U.K. for 4 months from 01/09/2010 to 31/12/2010 The proposal entitled ``Thermal entanglement in spin chains of condensed matter systems' D. C. Pavate Memorial Foundation, Karnatak University, Dharwad and Sydney Sussex College, University of Cambridge, Cambridge, U.K. 2010
2 Best Poster Award Presenting the Poster entited ``Innovative methods of conducting experiments in Undergraduate and Post-Graduate Laboratories: A New model introduced by the workshop PTTS-2015 Two-Day Meet on `Teaching of Sciences in Higher Education�, Bangalore University, Bangalore from 27/05/2016 to 28/05/2016 2016
 

Journals Publications

 
Sl No Authors Title Impact Factor Publisher Year
1 Sudha, A.R. Usha Devi, B. N. Karthik, H. S. Karthik, Akshata Shenoy H, K.S. Mallesh and A.V. Gopala 1. Lorentz canonical forms of two-qubit states 1.1 Canadian Journal of Physics (Canadian Science Publishing) National Research Council of Canada 2025-03-07
2 A. R. Usha Devi, Sudha, H. Akshata Shenoy, H. S. Karthik, B. N. Karthik Lorentz invariants of pure three-qubit states 2.2 Quantum Information Processing, Springer New York 2024-07-06
3 Sudha, A. R.Usha Devi Akshata Shenoy Hejamadi, H. S. Karthik, Talath Humera, B P Govindaraja, A. Entanglement and Volume Monogamy Features of Permutation Symmetric N-Qubit Pure States with N-Distinct Spinors: GHZ and WW States: , 0.84 Journal of Quantum Information Science (Scientific Research Publishing; https://www.scirp.org/journa 2024-04-04
4 B. P. Govindaraja, H. Talath, B. G. Divyamani, Akshata H Shenoy, A. R. Usha Devi and Sudha Fidelity of Bell state measurements using ibm 7-qubit open access quantum processor ibmq_nairobi 6.694 Asian Journal of Science and Technology 2024-01-30
5 B. G. Divyamani, I. Reena , Prasanta K. Panigrahi, A. R. Usha Devi, and Sudha Canonical steering ellipsoids of pure symmetric multiqubit states with two distinct spinors and volume monogamy of steering 2.6 Physical Review A; American Physical Society 2023-04-11
6 A.R. Usha Devi1, Sudha, I. Reena, H. S. Karthik and A. K. Rajagopal Quantum Correlations in Symmetric Multiqubit Systems 1.8 Journal of Indian Institute of Science; Indian Institute of Science 2022-12-01
7 K. Anjali, I. Reena, Sudha, B. G. Divyamani, H. S. Karthik, K. S. Mallesh, A. R. Usha Devi Geometric picture for SLOCC classification of pure permutation symmetric three-qubit states , 2.2 Quantum Information Processing; Springer New York 2022-09-22
8 Seeta Vasudevrao, H. S. Karthik, I. Reena, Sudha A. R. Usha Devi; Margenau–Hill operator valued measures and joint measurability 0.7 International Journal of Quantum Information; World Scientific Publishing Co. Pte Ltd 2022-08-22
9 I. Reena, H S Karthik, J Prabhu Tej, Sudha, A R Usha Devi and A K Rajagopal Local sum uncertainty relations for angular momentum operators of bipartite permutation symmetric systems 1.5 Chinese Physics B; IOP Publishing Ltd., 2022-03-22
10 Sudha, B. N. Karthik, A. R. Usha Devi and A.K. Rajagopal Canonical Structure of A and B maps 1.24 Quanta ; Quanta (Bulgaria) 2021-11-03
11 K. Anjali, Akshata Shenoy Hejamadi, H. S. Karthik, S. Sahu, Sudha and A. R. Usha Devi Characterizing nonlocality of pure symmetric three-qubit states 2.2 Quantum Information Processing, Springer New York 2021-05-22
12 Seeta Vasudevrao, I. Reena, A. R. Usha Devi, Sudha and ·A. K. Rajagopal Sum Uncertainty Relations: Uncertainty Regions for Qubits and Qutrits, 1.3 International Journal of Theoretical Physics; Springer New York 2021-04-20
13 A.R. Usha Devi, Sudha, A.K.Rajagopal and A.M. Jayannavar Heat exchange and fluctuation in Gaussian thermal states in the quantum realm 2.2 Journal of Statistical Mechanics:Theory and Experiment; IOP Publishing Ltd and SISSA Medialab srl 2021-02-24
14 Sudha, H. S. Karthik, Rajarshi Pal, K.S.Akhilesh, Sibasish Ghosh, A.R. Usha Devi and K.S. Mallesh Canonical forms of two-qubit states under local operations 3.16 Physical Review A, American Physical Society, US 2020-11-23
15 Sudha, K.S.Akhilesh, B.G.Divyamani, A.R. Usha Devi and K.S. Mallesh, Monogamous nature of Dicke-class of states with two distinct Majorana spinors 2.38 Quantum Information Processing, Springer New York 2019-12-05
16 Asha K, Adwaith K.V, Pradosh K.Nayak, Sudha, Barry C. Sanders, Fabien Bretenaker, Andal Narayanan Phase sensitive amplification of an optical field using Microwaves 3.2 Optics Express 2019-10-21
17 K. S. Akhilesh, B. G. Divyamani, Sudha, A. R. Usha Devi, K. S. Mallesh Spin squeezing in symmetric multiqubit states with two non-orthogonal Majorana spinors 2.38 Springer US Quantum Information Processing 2019-05-01
18 K. S. Akhilesh, K.S. Mallesh, Sudha and Praveen G. Hegde Spin squeezing in Dicke-class of states with non-orthogonalSpinors 1.321 Chinese Physical Society and IOP publishing Ltd., Chinese Physics B 2019-04-08
19 Anantha S. Nayak, Sudha, A. R. Usha Devi and A. K. Rajagopal One parameter Family of Werner-Popescu states: Bipartite Separability using Conditional Quantum Relative Tsallis Entropy 2.54 Journal of Quantum Information Science (Scientific Research Publishing) 2018-03-23
20 H.S. Karthik, A.R. Usha Devi, J. Prabhu Tej, A.K. Rajagopal, Sudha and A. Narayanan N-term pairwise-correlation inequalities, steering, and joint measurability 2.965 Physical Review A (American Physical Society) 2017
21 P.J. Geetha, Sudha and K.S. Mallesh Comparitive analysis of entanglement measures based on monogamy inequality 1.223 Chinese Physics B (Chinese Physical Society and IOP publishing ) 2017
22 Anantha S. Nayak, Sudha, A. R. Usha Devi and A. K. Rajagopal Biseparability of noisy pseudopure, W and GHZ states using conditional quantum relative Tsallis entropy 2.192 Quantum Information Processing (Springer publlications) 2017
23 R. Rangarajan, G. Rajasekaran, S.V.M. Satyanarayana, M. Sivakumar and Sudha Physics Training and Talent Search ProgrammeMeeting Report 0.843 Current Science (Current Science Association and Indian Academy of Sciences) 2016
24 Divyamani B.G, Sudha and A.R. Usha Devi Local Unitary Invariant Spin-Squeezing in Multiqubit States 1.086 International Journal of Theoretical Physics (Springer Science and Business Media ) 2016
25 Anantha S. Nayak, Sudha, A. K. Rajagopal and A.R. Usha Devi Bipartite separability of symmetric N-qubit noisy states using conditional quantum relative Tsallis entropy 2.243 Physica A (Elsevier publications) 2016
26 P.J. Geetha, K. O. Yashodamma, and Sudha Monogamous nature of symmetric N-qubit states of the W class: Concurrence and negativity tangle 1.223 Chinese Physics B (Chinese Physical Society and IOP publishing ) 2015
27 J. Prabhu Tej, H.S. Karthik, A.R. Usha Devi, Sudha and A.K. Rajagopal Quantum which-way information and fringe visibility when the detector is entangled with an ancilla 2.725 Physical Review A (American Physical Society) 2014
28 P.J. Geetha, Sudha and A.R.Usha Devi What Does Monogamy in Higher Powers of a Correlation Measure Mean? 0.82 Journal of Modern Physics (Scientific Research Publishing) 2014
29 K. O. Yashodamma, P.J. Geetha and Sudha, Purification and redistribution of entanglement via single local filtering 0.877 International Journal of Quantum Information (World Scientific) 2014
30 .A.K. Rajagopal, Sudha, Anantha S. Nayak and A.R. Usha Devi From the quantum relative Tsallis entropy to its conditional form: Separability criterion beyond local and global spectra 2.733 Physical Review A (American Physical Society) 2014
31 K. O. Yashodamma, P.J. Geetha and Sudha Effectiveness of depolarizing noise in causing sudden death of entanglement 2.192 Quantum Information Processing (Springer publlications) 2014
32 A.R. Usha Devi, A. K. Rajagopal, Sudha, H. S. Karthik and J. Prabhu Tej Equivalence of classicality and separability based on P phasespace representation of symmetric multiqubit states 2.96 Quantum Information Processing (Springer publlications) 2013
33 B.G. Divyamani and Sudha Thermal Entanglement in a Two-qubit Ising chain subjected to Dzyaloshinsky-Moriya Interaction 0.924 Chinese Physics Letters (Chinese Physical Society and IOP publishing) 2013
34 A.R. Usha Devi, H. S. Karthik, Sudha and A. K. Rajagopal Macrorealism from entropic Leggett-Garg inequalities 2.765 Physical Review A (American Physical Society) 2013
35 K. O. Yashodamma and Sudha Is composite noise necessary for sudden death of entanglement? 0.973 Results in Physics (ELSEVIER) 2013
36 B.G. Divyamani and Sudha Magnetically induced pairwise thermal entanglement in qubit chains with Ising interaction 0 Kuvempu University Science Journal 2012
37 Arun K. Pati, Mark M. Wilde, A. R. Usha Devi, A. K. Rajagopal and Sudha Quantum discord and classical correlation can tighten the uncertainty principle in the presence of quantum memory 2.8 Physical Review A (American Physical Society) 2012
38 A..R. Usha Devi, Sudha and A. K. Rajagopal Majorana representation of symmetric multiqubit states 2.192 Quantum Information Processing (Springer publlications) 2012
39 A.R. Usha Devi, A.K. Rajagopal, Sudha Shenoy, R.W. Rendell Interplay of Quantum Stochastic and Dynamical Maps to Discern Markovian and Non-Markovian Transitions 2.41 Journal of Quantum Information Science(Scientific Research Publishing) 2012
40 Sudha, A. R. Usha Devi and A. K. Rajagopal Monogamy of quantum correlations in three-qubit pure states 2.965 Physical Review A (American Physical Society) 2012
41 A..R. Usha Devi, Sudha Spin squeezing and quantum correlations 0 Asian Journal of Physics (Indian Spectroscopy Scoiety, Anita Publications) 2011
42 A. R. Usha Devi, A.K. Rajagopal and Sudha Quantumness of correlations and entanglement 1 International Journal of Quantum Information (World Scientific) 2011
43 A. R. Usha Devi, A.K. Rajagopal and Sudha Open-system quantum dynamics with correlated initial states, not completely positive maps, and non-Markovianity 2.965 Physical Review A (American Physical Society) 2011
44 Sudha, Divyamani B.G and A.R. Usha Devi Loss of exchange symmetry in multiqubit states under Ising chain evolution 0.731 Chinese Physics Letters (Chinese Physical Society and IOP publishing) 2011
45 Sudha, A. R. Usha Devi and A. K. Rajagopal Entropic characterization of separability in Gaussian states 2.965 Physical Review A (American Physical Society) 2010
46 Sudha, A.V. Gopala Rao, A.R.Usha Devi and A.K. Rajagopal Positive-operator-valued-measure view of the ensemble approach to Polarization optics 2.181 Journal of Optical Society of America A (Optical Society of America A) 2008
47 A.R. Usha Devi, M.S. Uma, R. Prabhu and Sudha Local Invariants and Pairwise Entanglement in Symmetric Multiqubit Systems 0.51 International Journal of Modern Physics(World Scientific) 2006
48 A.R. Usha Devi, M.S. Uma, R. Prabhu and Sudha Non-Local Properties of a symmetric two qubit system 1.61 Journal of Optics B(IOP Publishing) 2005
49 Sudha and A.V. Gopala Rao Polarization ElementsA Group Theoretical Study 1.8 Journal of Optical Society of America A (Optical Society of America A) 2001
50 A.V. Gopala Rao K.S. Mallesh and Sudha On the algebraic characterization of a Mueller matrix in Polarization Optics. II. Necessary and Sufficient conditions for Jones-derived Mueller matrices 1.267 Jounal of Modern Optics (Taylor and Francis) 1998
51 A.V. Gopala Rao, K.S.Mallesh and Sudha On the algebraic characterization of a Mueller matrix in Polarization Optics. I. Identifying a Mueller Matrix from its N-matrix 1.267 Jounal of Modern Optics (Taylor and Francis) 1998

Books

 
Sl No Authors Title Publisher Year

Book Chapters

 
Sl No Authors Title Publisher Year

Conferences

 
Sl No Authors Title Organizer Year

Articles

 
Sl.No Authors Title Publisher Year
1 K.S.Akhilesh, B.G. Divyamani, Sudha, A.R. Usha Devi Spin squeezing in symmetric multiqubit states with two non-orthogonal Majorana spinors Physical Review A American Journal of Physics (AJP) 2019-04-01
Sl No Title Funding Agency Co-Investigator Amount Status
1 `Quaternionic representation of the group SO(4) in connection with that of the Lorentz Group SO(3,1) UGC/Kuvempu University - 38000 Completed
2 Enhanced precision and noise suppression using permutation symmetric multiqubit states for applications in metrology and sensing Karnataka Innovation and Technology Society (KITS), K-Tech, Government of Karnataka - 750000 Ongoing
Sl No Investigator Name Title Year
Sl No Name Title Research Degree
1 Ms. Geetha. P. J A THEORETICAL ANALYSIS OF MONOGAMOUS NATURE OF QUANTUM STATES Ph.D.
2 Mr. Anantha S Nayak A THEORETICAL ANALYSIS OF ENTROPIC SEPARABILITY CRITERIA USING GENERALIZED q-CONDITIONAL ENTROPIES Ph.D.
3 Ms. Asha K PHASE SENSITIVE COHERENT CONTROL IN ATOM-PHOTON INTERACTIONS AND ITS APPLICATION TO QUANTUM INFORMATION PROCESSING Ph.D.
4 Divyamani B. G Theoretical Analysis of thermal entanglement in some condensed mater systems Ph.D.
5 Yashodamma K.O Noisy Channels and study of disentanglement in quantum systems Ph.D.
6 R. Prabhu Theoretical investigations on characterization of quantum entanglement in symmetric multi-qubit systems using covariance matrix techniques Ph.D.
Sl No Name Title of Thesis Research Degree Year Address EmailId
1 Dr. R. Prabhu Ph.D. 2010-07-29 Assistant Professor, Department of Physics,Indian Institute of Technology, Dharwad, Karnataka prabhurama@gmail.com
2 Dr. Yashodamma K O Ph.D. 0 Lecturer in Physics, SSGJ College, Ajjampura, Tarikere (T), Near to Bus stand CHICKMAGALUR, Karnataka - 577547 koyashodha.koyashu@gmail.com
3 Dr. Divyamani B G Ph.D. 0 Assistant Professor, Department of Physics, Tunga Mahavidyalaya, Anandagiri, Thirthahalli, Shimoga, Karnataka-577432 divyaphysics@gmail.com
4 Dr Anantha S Nayak Ph.D. 2017-09-01 Assistant Professor, Regional College of Education, Ajmer, Rajasthan asnayak.nayak88@gmail.com