SB
Somshubhro Bandyopadhyay
quant-phcond-mat.stat-mechcond-mat.str-elgr-qcphysics.bio-phq-bio.MN
On Valency
published · living versionsW_fqfp3qzy·v1 · currentpublished
Preprints & journals
59 papers in the corpus · 1999–2026Perfect discrimination of an orthogonal basis may require collective separable measurements on two copies2610.16138v1 · Somshubhro Bandyopadhyay2026 · 0 citationsarXiv
Quantum state exclusion with many copies2601.14410v2 · Debanjan Roy, Tathagata Gupta, Pratik Ghosal et al.2026 · 0 citationsarXiv
Quantum nonlocality without entanglement and state discrimination measures2506.20560v3 · Shayeef Murshid, Tathagata Gupta, Vincent Russo et al.2025 · 0 citationsQuantum 10, 2174 (2026)
Optimal discrimination of quantum sequences2409.08705v2 · Tathagata Gupta, Shayeef Murshid, Vincent Russo et al.2024 · 2 citationsPhys. Rev. A 110, 062426 (2024)
Channel assisted noise propagation in a two-step cascade.39163507 · Nandi, Mintu, Chattopadhyay, Sudip, Bandyopadhyay, Somshubhro et al.2024 · 3 citationsChaos (Woodbury, N.Y.). 2024;34(8)
Locally distinguishing a maximally entangled basis using shared entanglement2406.13430v2 · Somshubhro Bandyopadhyay, Vincent Russo2024 · 2 citationsPhys. Rev. A 110, 042406 (2024)
Unambiguous discrimination of sequences of quantum states2402.06365v2 · Tathagata Gupta, Shayeef Murshid, Somshubhro Bandyopadhyay2024 · 4 citationsPhys. Rev. A 109, 052222 (2024)
Distribution of quantum gravity induced entanglement in many-body systems2311.08291v2 · Pratik Ghosal, Arkaprabha Ghosal, Somshubhro Bandyopadhyay2023 · 4 citationsJ. Phys. A: Math. Theor. 57 445302 (2024)
Quantum change point and entanglement distillation2308.15148v3 · Abhishek Banerjee, Pratapaditya Bej, Somshubhro Bandyopadhyay2023 · 1 citationPhys. Rev. A 109, 042407 (2024)
Conditions for local transformations between sets of quantum states2204.08821v3 · Somshubhro Bandyopadhyay, Saronath Halder, Ritabrata Sengupta2022 · 0 citationsPhys. Rev. A 105, 062212 (2022)
Quantum communication using a quantum switch of quantum switches2111.08266v3 · Debarshi Das, Somshubhro Bandyopadhyay2021 · 10 citationsProceedings of the Royal Society A 478, 20220231 (2022)
Entanglement cost of discriminating noisy Bell states by local operations and classical communication2106.08721v3 · Somshubhro Bandyopadhyay, Vincent Russo2021 · 11 citationsPhys. Rev. A 104, 032429 (2021)
Genuine activation of nonlocality: From locally available to locally hidden information2104.11933v4 · Somshubhro Bandyopadhyay, Saronath Halder2021 · 17 citationsPhys. Rev. A 104, L050201 (2021)
Impossibility of creating a superposition of unknown quantum states2011.02275v2 · Somshubhro Bandyopadhyay2020 · 6 citationsPhys. Rev. A 102, 050202(R) (2020)
Information-disturbance trade-off in generalized entanglement swapping2010.15523v2 · Pratapaditya Bej, Arkaprabha Ghosal, Debarshi Das et al.2020 · 8 citationsPhys. Rev. A 102, 052416 (2020)
Optimal two-qubit states for quantum teleportation vis-à-vis state properties1910.00221v2 · Arkaprabha Ghosal, Debarshi Das, Saptarshi Roy et al.2019 · 16 citationsPhys. Rev. A 101, 012304 (2020)
Fidelity deviation in quantum teleportation with a two-qubit state1906.01394v4 · Arkaprabha Ghosal, Debarshi Das, Saptarshi Roy et al.2019 · 12 citationsJ. Phys. A: Math. Theor. 53, 145304 (2020)
Strong Quantum Nonlocality without Entanglement.30768328 · Halder, Saronath, Banik, Manik, Agrawal, Sristy et al.2019 · 159 citationsPhysical review letters. 2019;122(4):040403
Entanglement gain in measurements with unknown results1806.05465v1 · Margherita Zuppardo, Ray Ganardi, Marek Miller et al.2018 · 2 citationsPhys. Rev. A 99, 042319 (2019)
Entanglement sharing via qudit channels: Nonmaximally entangled states may be necessary for one-shot optimal singlet fraction and negativity1712.08423v2 · Rajarshi Pal, Somshubhro Bandyopadhyay2017 · 6 citationsPhys. Rev. A 97, 032322 (2018)
Optimal resource states for local state discrimination1709.10302v2 · Somshubhro Bandyopadhyay, Saronath Halder, Michael Nathanson2017 · 39 citationsPhys. Rev. A 97, 022314 (2018)
Entanglement as a resource for local state discrimination in multipartite systems1510.02443v3 · Somshubhro Bandyopadhyay, Saronath Halder, Michael Nathanson2015 · 62 citationsPhys. Rev. A 94, 022311 (2016)
Reciprocal ontological models show indeterminism of the order of quantum theory1508.02234v1 · Somshubhro Bandyopadhyay, Manik Banik, Some Sankar Bhattacharya et al.2015 · 3 citationsarXiv
Excessive distribution of quantum entanglement1506.01816v2 · Margherita Zuppardo, Tanjung Krisnanda, Tomasz Paterek et al.2015 · 13 citationsPhys. Rev. A 93, 012305 (2016)
Limitations on separable measurements by convex optimization1408.6981v2 · Somshubhro Bandyopadhyay, Alessandro Cosentino, Nathaniel Johnston et al.2014 · 77 citationsIEEE Transactions on Information Theory, vol. 61, no. 6, pp. 3593-3604, June 2015
Unambiguous discrimination of linearly independent pure quantum states: Optimal average probability of success1404.3574v3 · Somshubhro Bandyopadhyay2014 · 12 citationsPhys. Rev. A 90, 030301(R) (2014)
Entanglement sharing through noisy qubit channels: One-shot optimal singlet fraction1401.1388v3 · Rajarshi Pal, Somshubhro Bandyopadhyay, Sibasish Ghosh2014 · 12 citationsPhys. Rev. A 90, 052304(2014)
Conclusive Exclusion of Quantum States1306.4683v3 · Somshubhro Bandyopadhyay, Rahul Jain, Jonathan Oppenheim et al.2013 · 75 citationsPhys. Rev. A 89, 022336 (2014)
Tight bounds on the distinguishability of quantum states under separable measurements1306.2712v2 · Somshubhro Bandyopadhyay, Michael Nathanson2013 · 23 citationsPhys. Rev. A 88, 052313 (2013)
Unextendible Mutually Unbiased Bases from Pauli Classes1302.3709v2 · Prabha Mandayam, Somshubhro Bandyopadhyay, Markus Grassl et al.2013 · 8 citationsQuant. Inf. Comput. 14, 0823-0844 (2014)
Operational measure of incompatibility of noncommuting observables1301.4762v2 · Somshubhro Bandyopadhyay, Prabha Mandayam2013 · 5 citationsPhys. Rev. A 87, 042120 (2013)
Optimal fidelity for a quantum channel may be attained by non-maximally entangled states1209.3494v1 · Somshubhro Bandyopadhyay, Anindita Ghosh2012 · 20 citationsPhys. Rev. A 86, 020304(R) (2012)
Entanglement, mixedness and perfect local discrimination of orthogonal quantum states1112.3437v3 · Somshubhro Bandyopadhyay2011 · 31 citationsPhys. Rev. A 85, 042319 (2012)
More nonlocality with less purity.21699276 · Bandyopadhyay, Somshubhro2011 · 65 citationsPhysical review letters. 2011;106(21):210402
LOCC distinguishability of unilaterally transformable quantum states1102.0841v3 · Somshubhro Bandyopadhyay, Sibasish Ghosh, Guruprasad Kar2011 · 99 citationsNew J. Phys. 13 (2011) 123013
Entanglement cost of two-qubit orthogonal measurements1005.5236v2 · Somshubhro Bandyopadhyay, Ramij Rahaman, William K. Wootters2010 · 34 citationsJ. Phys. A: Math. Theor. 43 (2010) 455303
On entanglement and perfect LOCC discrimination of a class of multiqubit states0907.1754v2 · Somshubhro Bandyopadhyay2009 · 0 citationsPhysical Review A 81, 022327 (2010)
Entanglement Cost of Nonlocal Measurements0809.2264v4 · Somshubhro Bandyopadhyay, Gilles Brassard, Shelby Kimmel et al.2008 · 44 citationsPhys. Rev. A 80, 012313 (2009)
Robustness of entangled states that are positive under partial transposition0709.0027v2 · Somshubhro Bandyopadhyay, Sibasish Ghosh, Vwani Roychowdhury2007 · 15 citationsPhys. Rev. A 77, 032318 (2008)
Local Distinguishability of Any Three Quantum Statesquant-ph/0612013v3 · Somshubhro Bandyopadhyay, Jonathan Walgate2006 · 44 citationsJ. Phys. A: Math. Theor. 42 (2009) 072002.
Superadditivity of distillable entanglement From Quantum Teleportationquant-ph/0611081v1 · Somshubhro Bandyopadhyay, Vwani Roychowdhury2006 · 7 citationsPhys. Rev. A 72, 060303(R) (2005)
Duality for monogamy of entanglementquant-ph/0606168v1 · Somshubhro Bandyopadhyay, Gilad Gour, Barry C. Sanders2006 · 133 citationsJournal of Mathematical Physics 48: 012108 (13 pp.), 31 January 2007,
Exact Entanglement Cost of Multi-Qubit Bound Entangled Statesquant-ph/0502013v2 · Somshubhro Bandyopadhyay, Vwani P. Roychowdhury2005 · 3 citationsPhys. Rev. A 72, 020302(R), 2005
Entanglement Observables and Witnesses for Interacting Quantum Spin Systemsquant-ph/0412099v2 · L.-A. Wu, S. Bandyopadhyay, M.S. Sarandy et al.2004 · 78 citationsPhys. Rev. A 72, 032309 (2005)
Bell-Correlated Activable Bound Entanglement in Multiqubit Systemsquant-ph/0411082v1 · Somshubhro Bandyopadhyay, Indrani Chattopadhyay, Vwani P. Roychowdhury et al.2004 · 24 citationsPhys. Rev. A 71, 062317, (2005)
Non-full rank bound entangled states satisfying the range criterionquant-ph/0406023v3 · Somshubhro Bandyopadhyay, Sibasish Ghosh, Vwani Roychowdhury2004 · 29 citationsPhys. Rev. A, vol. 71, 012316 (2005)
New classes of n-copy undistillable quantum states with negative partial transpositionquant-ph/0302093v1 · Somshubhro Bandyopadhyay, Vwani Roychowdhury2003 · 25 citationsPhys. Rev. A 68, 022319 (2003)
Maximally-Disordered Distillable Quantum Statesquant-ph/0302043v2 · Somshubhro Bandyopadhyay, Vwani Roychowdhury2003 · 6 citationsPhys. Rev. A (Rapid Comm.) 69, 040302 (2004)
Supercatalysisquant-ph/0107101v1 · Somshubhro Bandyopadhyay, Vwani Roychowdhury2001 · 12 citationsPhys. Rev. A 65, 042306 (2002)
Partial recovery of entanglement in bipartite entanglement transformationsquant-ph/0105019v5 · Somshubhro Bandyopadhyay, Vwani Roychowdhury, Farrokh Vatan2001 · 9 citationsarXiv
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