2026

  • Prof. Urbasi Sinha shares her insights on quantum science, leadership, and equity in Physics World's feature on women physicists in India.
  • Delighted to have Shri Sunil Kumar, Additional Secretary DST, visit our lab on 1st of June 2026.
  • Delighted to have Prof. Srubabati Goswami visit our lab on the 13th of April 2026.
  • Delighted to have Prof. Bimalendu Deb visit our lab on the 10th of March 2026.
  • Delighted to have Dr. ED McCaluley, the president and vice chancellor, University of Calgary, visit our lab on the 20th of January 2026.

2025

  • Delighted to have Prof. Sanjay Puri, JNU, visit our lab on the 27th of November 2025.
  • Delighted to have Prof. Deepak Dhar, ICTS-TIFR visit our lab on 26th of November 2025.
  • Honored to have Mr. Ajai Chowdhry, one of the founding members of HCL and chairman of the NQM (National Quantum Mission) Governing Board, visit our lab on 18th April 2025.
  • Delighted to have Prof. Mike Crair, Vice Provost, Yale University, USA visit our lab on 27th February 2025.
  • Delighted to have Prof. Andrew White (University of Queensland, Australia) visit our lab on 25th January 2025.
  • Delighted to have Shri Kamal Kumar Agarwal, Dy. Director General (Quantum Technology) at TEC, Department of Telecommunications, visit our lab on 8th January 2025.
  • Proud moment for QuIC Lab! Prof. Urbasi Sinha has been named one of the eight winners of the inaugural Gates-Cambridge Impact Prize 2025.

2024

  • India DST published an article highlighting our work on atmospheric study towards satellite-based quantum communication.
  • Delighted to have Dr. Rohini Srivathsa, CTO at Microsoft India and South Asia, visit our lab on 30th October 2024.
  • Congratulations to our PhD student Mr. Saumya Ranjan Behera for winning the best poster prize at QCMC (International Conference on Quantum Communications, Measurement and Computing) at IIT Madras!
  • Prof. Urbasi Sinha awarded the Rashtriya Vigyan Yuva-Shanti Swarup Bhatnagar Award 2024 for her contributions to quantum information, communication, and precision tests of quantum mechanics.
  • Prof. Urbasi Sinha delivered a public lecture on Photonic Quantum Science and Technology at RRI on 14th July 2024. Covered in Kannada regional newspaper Kolarapatrike. Read here
  • Delighted to have Prof. Abhay Karandikar, Secretary, Department of Science & Technology, visit our lab on 3rd June 2024.
  • Prof. Urbasi Sinha honoured as Distinguished International Associate by the Royal Academy of Engineering, UK, for the 2024–2025 term.
  • Interview with Prof. Urbasi Sinha featured in Wired Middle East. "The hype about quantum computing applications is 'unnecessary'"
  • Congratulations to Ms. Mehak Layal for winning 1st prize at the 12th Annual NYUAD International Hackathon for Social Good, focusing on Quantum Computing and AI support!
  • Congratulations to Dr. Sanchari Chakraborti for successfully defending her thesis on 18th April 2024.
  • Women in Physics: interview with Prof. Urbasi Sinha published in Nature Communications Physics. Read here
  • Delighted to have Shri Neeraj Mittal, Secretary, Department of Telecommunications, visit our lab on 8th March 2024.
  • Prof. Urbasi Sinha at Synapse Conclave presented by Shiv Nadar Foundation. Watch here
  • Invited lecture by Prof. Urbasi Sinha at Vigyan Bhavan on National Science Day 2024. Watch here
  • Prof. Urbasi Sinha gives the keynote at the University of Calgary's inaugural Creating Tomorrow event (21 Feb 2024). Watch here
  • Delighted to host Prof. Adrian Kent at RRI over the second week of February 2024.

2023

  • Celebrating Prof. Urbasi Sinha for receiving the prestigious Sri Chandrasekarendra Saraswathi National Eminence Award, acknowledging her outstanding contributions to Quantum Communication and Information in India.
  • Congratulations to Prof. Urbasi Sinha for being appointed Canada Excellence Research Chair (CERC) in Photonic Quantum Science and Technologies.
  • Delighted to have Shubhashree Desikan, Associate Editor, Shaastra magazine, visit our lab on 1st June 2023.
  • Honoured to have Shri D. Veerendra Heggade, Philanthropist and Dharmadhikari of the Dharmasthala Temple, visit our lab on 5th April 2023.
  • RRI and the Indian Navy sign MoU to develop secure maritime communications using quantum technologies!
  • Our demonstration of entanglement-based secure QKD through a free-space atmospheric channel between a stationary source and moving receiver at RRI — the first such demonstration in India — received wide media attention!
  • Honoured to have Shri Srinivas Laxman, space journalist (Times of India), visit our lab on 31st March 2023.
  • Delighted to have Prof. Rajat Moona, Director of IIT Gandhinagar, visit our lab on 18th March 2023.
  • Glad to have Subhra Priyadarshini, Chief Editor, Nature India visit our lab on 7th March 2023.
  • Pleased to have Tanusri Saha-Dasgupta, Senior Professor and Director at S.N. Bose National Centre for Basic Sciences visit our lab on 6th March 2023.
  • Honoured to have Prof. Gautam Mandal (TIFR, Mumbai) visit our lab on 8th Feb 2023.
  • Glad to have Prof. Rana X. Adhikari (Caltech) visit our lab on 5th Jan 2023.
  • Prof. Urbasi Sinha participated in an interministerial committee towards a roadmap for quantum technology in India, meeting Shri Ashwini Vaishnaw (Minister of Railways, Communications, Electronics, and IT). See post

2022

  • Our contribution "Direct determination of entanglement monotones for arbitrary dimensional bipartite states using statistical correlators and one set of complementary measurements" accepted in Quantum Science and Technology. Read here
  • Honoured to have Shri Abdul Kayum (Dy. DG, 6G Technologies) and Shri Venkata Rama Raju Chelle (Director, 6G Technologies) from the Department of Telecommunications visit our lab on 13th September 2022.
  • New contribution on relating entanglement measures in higher dimensional quantum systems. arXiv:2201.06188
  • New contribution on determination of entanglement monotones in higher dimensional quantum systems. arXiv:2201.00131
  • Honoured to have Prof. Sandip Trivedi (former Director, TIFR Mumbai) visit our lab on 9th September 2022.
  • New contribution towards polarization correction for satellite-based QKD without active feedback. arXiv:2208.09124
  • New work on entanglement protection in higher dimensions accepted! Read here
  • New work on Quantum Computers published. Read here
  • Honoured to have DST Secretary Dr. Srivari Chandrasekhar visit our lab on 20th June 2022.
  • Honoured to have RRI council member Prof. Rupamanjari Ghosh visit our lab on 3rd June 2022.
  • Our lab's work on Quantum Computers highlighted in media!
  • New contribution towards unambiguous joint detection. arXiv:2201.11425
  • New work on loophole-free violation of Leggett-Garg inequality published. Read here
  • Celebrated our 10th lab anniversary with a tour of our ongoing research activities for RRI staff and students.

2021

  • New work on Quantum Computers! arXiv:2111.02136
  • Humbled by recognition from Communications Physics (Nature) as Outstanding Referee. Read here
  • Excited to speak at the Vienna Quantum Foundations conference! vqf.iqoqi.oeaw.ac.at
  • World Quantum Day network launched! worldquantumday.org
  • Our demonstration of entanglement-based secure quantum communications through an atmospheric free-space channel between two buildings at RRI — the first such demonstration in India — received wide media attention!
  • Our lab's work broadcast by Doordarshan on DD News, 7th February 2021!
  • The office of the Principal Scientific Advisor to the PM highlighted our lab's work as a top-featured article. Read here
  • Our QKD and QSI works chosen as one of the top 20 success stories of 2020 by the Department of Science and Technology, Govt. of India. Read here
  • Our QKD research chosen as one of the top 10 innovations for 2020 by India Science!
  • India International Science Festival! iisfvirtual.in
  • Fantastic opportunity for a post-doc in experimental quantum communications with international partners. Read here

2020

  • Congratulations to Sourav Chatterjee for winning the BRICS World Skills Quantum Technology Competition organised by the Russian Quantum Centre. Read here
  • News station covers our QSI work and our general efforts towards satellite-based quantum communication.
  • Our Quantum State Interferography experiment accepted for publication in Physical Review Letters! Read here
  • Blog article on our work. Read here
  • Article in Vigyan Samachar on our QSI work. Read here
  • New grant on Centre for Excellence in Quantum Technology!
  • Check out our new contribution: Quantum State Interferography! arXiv:2002.07446
  • Correlations in higher dimensions now published. Read here
  • Nature India coverage of our work. Read here
  • New contribution towards protecting entanglement in higher dimensions. arXiv:2001.07604
  • Privileged to be invited to write for Scientific American! Read here
  • Research coverage in New Scientist. Read here
  • Times of India covers our new QKD work. Read here
  • Discussing Quantum Computing on TV BRICS Russia. Watch here

2019

  • Continuing our journey in higher dimensional photonic systems.
  • Experiment revisiting entanglement measures in qubits. arXiv:1907.09268
  • Double slit as a lossy beam splitter! arXiv:1906.07450
  • Hong-Ou-Mandel effect: New surprises and revelations! Read here
  • Humbled by this honour — Asian Scientist: 26 Fantastic Female Scientists. Read here
  • Lab gets new grant under the DST ITPAR programme for a collaborative project on integrated photonic circuit-based quantum communications with the University of Trento, Italy.
  • Non-Hermitian operator using weak values — experiment published in Physical Review A. Read here
  • Feature review on single photon sources published in Optics and Photonics News (OSA). Read here
  • New contribution to Quantum Key Distribution. arXiv:1912.10061
  • New insights and experiment on entanglement measures in qubits published in JOSA B. Read here
  • New invited feature article on single photon sources. arXiv:1906.09565
  • Yours truly now a part of the ITU-T Focus Group on Quantum Information Technology for Networks. Read here

2018

  • Check out our newly launched lab website! rri.res.in/quic
  • Can we measure the average value of a Non-Hermitian operator in the lab? Yes! arXiv:1807.09014
  • Cheshire Cat appraisal paper published in Annals of Physics. Read here
  • Conference report on QFF2018 published in Current Science. Read here
  • Humbled by this recognition — Asian Scientist: Asia's Scientific Trailblazers. Read here
  • ICTP-ICO Gallieno Denardo Award 2018! Read here
  • Physics World reports on our new research. Read here
  • Subhajit wins Best Poster Award at ISNFQC18. Congratulations Subhajit! Read here
  • Superposition and Feynman paths experiment published in New Journal of Physics. Read here
  • New work on correlations in higher dimensions. Read here

2017

  • Homi Bhabha Fellowship for yours truly! Read here
  • Honoured to have DST Secretary Prof. Ashutosh Sharma visit our lab on 6th April 2017.
  • New work on weak measurements. arXiv:1703.02959
  • Paper on correlated photonic qutrit pairs. arXiv:1702.02581
  • Paper on sudden death of entanglement published. arXiv:1703.01159
  • Simanraj gets a Canadian Queen Elizabeth II Diamond Jubilee Scholarship!

2016

  • First measurement of non-zero Sorkin parameter — 2.5 years of effort, certainly worth it! arXiv:1610.09143
  • Honoured to have Minister Navdeep Bains (Science, Innovation and Economic Development, Canada) visit our lab. Read here
  • New paper in IJQI. Read here

2015

  • Envariance work published in Physical Review A. Read here
  • New Superposition paper published in Nature Scientific Reports. Read here
  • Research Grant awarded by the Templeton Foundation!
  • Thumbs up to Women in Science! Read here

2014