Past news

** Nov. 11, 2018 ** I gave a colloquium at Yeshiva University on "Recent Trends in Quantum Computation" and a seminar on "Measurement-based quantum computation"

** Oct. 12, 2018 ** I gave a talk on "Measurement-based quantum computation using symmetry-protected topological states" at the 5th International Workshop on Quantum Coherence, Control, and Computing held at Stevens Institute

** Sep 14, 2018 ** My work with former student Dr. Colin West on "Global and short-range entanglement properties in excited, many-body localized spin chains" was posted on the arXiv:1809.04689

** Sep 7, 2018 ** I gave a seminar at our CS department on "Recent Trends on Quantum Computation"

** Sep 7, 2018 ** My work with by now former student Dr. Abhishodh Prakash and Dr. Juven Wang on "Unwinding Short-Range Entanglement" has appeared in Phys. Rev. B 98, 125108 (2018).

** Aug. 30, 2018 ** I gave a seminar at NCKU on "Recent Trends in Quantum Computation"

** Aug. 24, 2018 ** I gave a seminar at NTU on "Recent Trends in Quantum Computation"

** July 27, 2018 ** My work with Nicholas Pomata and Ching-Yu Huang on "Phase transitions of a two-dimensional deformed Affleck-Kennedy-Lieb-Tasaki model" has appeared at Phys. Rev. B 98, 014432 (2018)

** June 25, 2018** My student Abhishodh Prakash successfully defended his PhD thesis. Congratulations, Dr Prakash!

** May 27-Juen 10, 2018 ** I attended the workshop on "From Physics to Applications of Quantum Computers" at the Aspen for Physics.

** May 22, 2018 ** I gave a talk on "Spin systems for quantum computation via local measurement" in the Joint Science Meeting between IACS and Tokyo Institute of Technology held at SBU

** May 4, 2018 ** I gave a seminar at the IACS on "Introduction to Quantum Computer: What's all the fuss about?"

** May 1st, 2018 ** My work with Abhishodh Prakash and Juven Wang on "Unwinding Short-Range Entanglement" has appeared in the arXiv:1804.11236

** April 27, 2018 ** My review paper on "Quantum spin systems for measurement-based quantum computation" has now appeared in Advances in Physics X, 3:1, DOI: 10.1080/23746149.2018.1461026.

** April 27, 2018 ** I gave a talk on "Exploiting Symmetry-Protected Topological Phases for Quantum Computation" at the Graduate Center, CUNY.

** April 10, 2018 ** My work with visitor Prof. Wanzhou Zhang and his student on "Machine learning of phase transitions in the percolation and XY models", has appeared in arXiv:1804.02709

** April 9, 2018 ** I gave a talk on "Quantum Computer: What's all the fuss about?" at CFN, Brookhaven National Lab.

** Feb. 5, 2018 ** My paper with students Yanzhu Chen and Abhishodh Prakash on "Universal quantum computing using $Z_d^3$ symmetry-protected topologically ordered states" has appeared in Phys. Rev. A 97, 022305 (2018).

** I co-organized the Simons Center workshop on "Tensor-Network Methods: Structure, Applications and Holography" December 11 – 15, 2017

** Nov 16, 2017 ** I gave a talk on "A disordered spin chain with on-site finite non-Abelian symmetry—a case study of its eigenstate phases" at the Simons Center Workshop on Progress in quantum collective phenomena – from MBL to black holes

** Nov 2, 2017 ** My work with Yanzhu Chen and Abhishodh Prakash on "Universal quantum computing using (Z_d)^3 symmetry-protected topologically ordered states" has appeared in arXiv:1711.00094

** Nov 2, 2017 ** My work with Nikko Pomata and Ching-Yu Huang on "Phase transitions of a 2D deformed-AKLT model" has appeared in arXiv:1711.00036

** Oct 18, 2017 ** My work with Abhishodh Prakash, Sriram Ganeshan and Lukasz Fidkowski on "Eigenstate phases with finite on-site non-Abelian symmetry" has appeared in Phys. Rev. B 96, 165136 (2017).

** Sep 12, 2017 ** My work with Ching-Yu Huang on "Universal measurement-based quantum computation in two-dimensional SPT phases", has appeared in Phys. Rev. A 96, 032317 (2017).

** July 6, 2017 ** My work with David T. Stephen, Dong-Sheng Wang, Abhishodh Prakash and Robert Raussendorf on "Computational Power of Symmetry-Protected Topological Phases" has appeared in Phys. Rev. Lett. 119, 010504 (2017); work with same group of people on "Symmetry-protected topological phases with uniform computational power in one dimension" has also appeared in Phys. Rev. A 96, 012302 (2017),

** June 20, 2017 ** My work with Abhishodh Prakash, Sriram Ganeshan and Lukasz Fidkowski on "Ergodicity and symmetry breaking in disordered spin chains with on-site non-Abelian symmetry" was posted at arXiv:1706.06062

** May 31, 2017 ** My work with Ching-Yu Huang and Roman Orus on "Holographic encoding of universality in corner spectra" is now at Phys. Rev. B 95, 195170 (2017)

** May 22-30, 2017 ** I attended the Second UBC workshop on Algebraic Structures in Quantum Computation and gave a talk on "Symmetry-protected topologically ordered states for universal quantum computation"

** May 22, 2017 ** My work with Ching-Yu Huang on "Universal measurement-based quantum computation in two-dimensional SPT phases" is now at arXiv:1705.06833

** April 12, 2017 ** I gave a talk at SUNY Polytech Institute on "Quantum Computation: When Computer Science Meets Quantum Mechanics"

** Feb. 8, 2017 ** My work with former master student Aydin Deger on "Geometric Entanglement and Quantum Phase Transition in Generalized Cluster-XY models" is now at arXiv:1702.01800

** Feb. 7, 2017 ** My work with Ching-Yu Huang and Roman Orus on "Holographic encoding of universality in corner spectra" is now at arXiv:1702.01598

** Nov. 25, 2016 ** My work with David T. Stephen, Dong-Sheng Wang, Abhishodh Prakash and Robert Raussendorf on "Determining the computational power of symmetry protected topological phases" has been posted to arXiv:1611.08053

** Oct 14, 2016 ** My work with Dr. Ching-Yu Huang and former master student Maximilian Anton Wagner on “Emergence of the XY-like phase in the deformed spin-3/2 AKLT systems” has just appeared in Phys. Rev. B 94, 165130 (2016)

** Sep 26 - Oct 7, 2016 ** I attended the KITP program on "Symmetry, Topology, and Quantum Phases of Matter: From Tensor Networks to Physical Realizations"

** Sep 26, 2016 ** My work joint with Robert Raussendorf, Dongsheng Wang, Abhishodh Prakash and David Stephen on "Symmetry-protected topological phases with uniform computational power in one dimension" has appeared in arXiv:1609.07549

** Sep 19, 2016 ** I gave a lecture on "Entanglement as a resource for quantum computation" at Simons Center

** Aug 28, 2016 ** I gave a tutorial on "Introduction to measurement-based quantum computation" (slides are here) at AQIS 2016

** July 27, 2016 ** My work with students Abhishodh Prakash and Colin West on "Detection of gapped phases of a one-dimensional spin chain with on-site and spatial symmetries" has appeared in Phys. Rev. B 94, 045136 (2016)

** May 27, 2016 ** My work with Dr. Ching-Yu Huang and former master student Maximilian Anton Wagner on “Emergence of the XY-like phase in the deformed spin-3/2 AKLT systems” has been posted to arXiv:1605.08417

** May 16, 2016 ** My student Aydin Deger successfuly defended his Master thesis. Congratulations!

** May 13, 2016 ** My student Colin West was one of the finalists in the Final Competition of FameLab USA: Exploring Earth and Beyond in Washington, DC. Congrat, Colin!

** May 5, 2016 ** My student Colin West successfuly defended his PhD thesis. Congratulations! Dr. West.

** Apr. 30, 2016 ** My work Dr. Ching-Yu Huang on "Detecting and identifying 2D symmetry-protected topological, symmetry-breaking and intrinsic topological phases with modular matrices via tensor-network methods" has been published in Phys. Rev. B 93, 155163 (2016)

** Apr. 4, 2016 ** My work with students Abhishodh Prakash and Colin West on “Detection of gapped phases of a 1D spin chain with onsite and spatial symmetries” was posted to arXiv: 1604.00037

** Jan. 20, 2016 ** I gave a seminar at National Taiwan University (Department of Physics) on "Detecting and characterizing symmetry-protected topological phases"

** Jan. 11, 2016 ** I gave a seminar at National Cheng-Kung University (Department of Physics) on "Novel universal resource states for quantum computation by local measurement"

** Dec. 26, 2015 ** My work Dr. Ching-Yu Huang on "Detecting and identifying 2D symmetry-protected topological, symmetry-breaking and intrinsic topological phases with modular matrices via tensor-network methods" has been posted to arXiv:1512.07842

** Dec. 21, 2015 ** My work with high school student John Liang (Rumson-Fair Haven High School) on "Hamiltonian quantum computer in one dimension" has been published in Phys. Rev. A 92, 062334 (2015)

** Dec. 1, 2015 ** My work with high school student John Liang (Rumson-Fair Haven High School) on "Hamiltonian quantum computer in one dimension" has been accepted for publication in Physical Review A

** Nov. 10, 2015 ** My work with master student Hendrik Poulsen Nautrup on "Symmetry-protected topologically ordered states for universal quantum computation" appeared in Phys. Rev. A 92, 052309 (2015)

** Oct 26-28, 2015 ** Visited Institut Transdisciplinaire d'Information Quantique (INTRIQ) at Sherbrooke and gave a talk on "Novel universal resource states for quantum computation by local measurement" on Oct. 26.

** Oct. 7, 2015 ** The following figure from our work Phys. Rev. B 92, 125132 (2015) was selected in the Kaleidoscope of Physical Review B

** Sep 17, 2015 ** My work "Density of Yang-Lee zeros in the thermodynamic limit from tensor network methods" with postdoc Artur Garcia-Saez has appeared in Phys. Rev. B 92, 125132 (2015)

** Sep 11, 2015 ** My work “Symmetry-protected topologically ordered states for universal quantum computation ” with master student Hendrik Poulsen Nautrup has appeared in arXiv:1509.02947

** Sep 3, 2015 ** My work with grad student Colin West and postdoc Artur Garcia-Saez on "Efficient evaluation of high-order moments and cumulants in tensor network states" has appeared in Phys. Rev. B 92, 115103 (2015)

** Sep 1, 2015 ** My work with postdoc Artur Garcia-Saez on "Density of Yang-Lee zeros in the thermodynamic limit from tensor network methods” has appeared in arXiv:1508.07751

** Aug 17-21, 2015 ** Attend Workshop on Quantum Marginals and Numerical Ranges held at the University of Guelph

** Aug 6, 2015 ** My work with Ching-Yu Huang on "Transition of a Z3 topologically ordered phase to trivial and critical phases" has appeared in Phys. Rev. B 92, 085405 (2015)

** Aug 6, 2015 ** My work with Abhishodh Prakash on "Ground-state forms of 1D symmetry-protected topological phases and their utility as resource states for measurement-based quantum computation" has now appeared in Phys. Rev. A 92, 022310 (2015)

** July 9, 2015 ** My work with Robert Raussendorf on "Universal measurement-based quantum computation with spin-2 Affleck-Kennedy-Lieb-Tasaki states" has appeared in Phys. Rev A 92, 012310 (2015).

** May 28, 2015 ** My work with Trent M. Graham, Herbert J. Bernstein, Marius Junge, and Paul G. Kwiat on “SuperDense teleportation using hyperentangled photons” has appeared in Nature Communications 6, 7185 (2015). Media coverages: 1,2&3

** May 26, 2015 ** I gave a seminar “Transitions of Z3 topological phase to trivial and critical phases” at the University of Mainz, Germany

** May 20, 2015 ** I attended TQC2015 and gave a talk there.

** April 17, 2015 ** My student Colin West won NASA Regional Heat #3 FameLab Competition. Congrats, Colin!

** March 24, 2015 ** My work with Colin West and Artur Garcia-Saez "Efficient evaluation of high-order moments and cumulants in tensor network states" has been posted on the arXiv:1503.07045

** March 11, 2015 ** My work with Ching-Yu Huang on "Transition of a Z3 topologically ordered phase to trivial and critical phases" has been posted on the arXiv:1503.03419

** March 3rd, 2015** I gave a talk on "The spin-2 AKLT state on the square lattice is a universal resource for quantum computation" at APS March Meeting in San Antonio.

** Jan. 30, 2015 ** My work with Robert Raussendorf on "Universal measurement-based quantum computation with spin-2 Affleck-Kennedy-Lieb-Tasaki states" was posted on the arXiv:1501.07571

** Jan 1&2, 2015** I gave lectures on "Topological entanglement and minimally entangled states via the geometric measure of entanglement" at Topological phases of matter, quantum field theory, and quantum information school/workshop

** Dec. 31, 2014** I gave a colloquium on "Entanglement as a resource for quantum computation" at National Chong Cheng University

** Dec. 18, 2014** I gave a talk on "Geometric entanglement in topologically ordered states and their transitions: a case study in Kitaev's toric code" at NCTS Program on Topological Aspects of Quantum Matter

** Dec. 14, 2014** I gave a talk on "Transitions in quantum computational power" at Asia-Pacific Conference & Workshop on Quantum Information Science 2014

** Nov. 19, 2014 ** My work with Roman Orus, Oliver Buerschaper, and Artur Garcia-Saez was accepted in PRL

** Nov. 14, 2014 ** I gave a talk locally here in the Center for Quantum Materials at Stony Brook on "Geometric entanglement in Kitaev’s toric code and transition to trivial phase by string tension"

** Nov. 6, 2014 ** My work with Oliver Buerschaper, Artur Garcia-Saez & Roman Orus on "Topological Minimally Entangled States via Geometric Measure" has now appeared in

** Oct. 27, 2014 ** My paper with Poya Haghnegahdar and Robert Raussendorf and "Hybrid valence-bond states for universal quantum computation" has appeared in Phys. Rev. A 90, 042333 (2014)

** Oct. 21-24, 2014 ** Attending "The 4th International Workshop on Entanglement, Decoherence and Quantum Control" and gave a talk there

** Oct. 6, 2014 ** My work with Abhishodh Prakash on "Universal single-qubit gates in a symmetry-protected topological phase" was posted to the arXiv:1410.0974

** Oct. 3, 2014 ** My work with Oliver Buerschaper, Artur Garcia-Saez & Roman Orus on "Topological Minimally Entangled States via Geometric Measure" was posted on the arXiv:1410.0484

** July 28-31, 2014 ** Visiting University of British Columbia and gave a seminar there

** June 4, 2014 ** My work with Roman Orus, Oliver Buerschaper, and Artur Garcia-Saez on "Topological transitions from multipartite entanglement with tensor networks: sharper and faster", was posted on the arXiv:1406.0585

** May 21-23, 2014 ** I was visiting Center for Nonlinear Studies (CNLS) at Los Alamos National Lab and gave a seminar on "Quantum computational universality of Affleck-Kennedy-Lieb-Tasaki states on two-dimensional lattices"

** May 14, 2014 ** I gave a colloquium on "Quantum Computation by Local Measurement" at Hunter College, City University of New York

** May 13, 2014 ** My work on "Transitions in the quantum computational power" has appeared in Phys. Rev. A 89, 052315 (2014)

** Feb. 28, 2014 ** My work with Ying Li and Leong Chuan Kwek on "Transitions in the quantum computational power" has appeared on the arXiv: 1402.4390

** Jan. 14, 2014 ** My work with Roman Orus, Oliver Buerschaper, and Maarten Van den Nest on "Geometric entanglement in topologically ordered states" has appeared at New J. Phys. 16, 013015 (2014)

** Dec. 16, 2013 ** My work with Artur Garcia-Saez and Valentin Murg on "Spectral gaps of Affleck-Kennedy-Lieb-Tasaki Hamiltonians using Tensor Network methods" has appeared in Phys. Rev. B 88, 245118 (2013)

** Dec. 5, 2013 ** My work on "Quantum computational universality of Affleck-Kennedy-Lieb-Tasaki states beyond the honeycomb lattice" has appeared at Phys. Rev. A 88, 062307 (2013)

** Nov. 1, 2013 ** Postdoctoral position in theoretical quantum information science is available here at C.N. Yang Institute; see the post on AcademicJobsOnline (review starts on Dec. 1, 2013).

** Oct. 21, 2013 ** My work with Poya Haghnegahdar, Robert Raussendorf on "Spin mixture AKLT states for universal quantum computation" has been posted on the arXiv:1310.5100.

** Sep 1, 2013 ** My NSF grants were approved: Award # PHY 1314748 "Exploration of classical-quantum and easy-hard boundaries" and Award # PHY 1333903 "Aspects of Quantum Computational Universality in the Measurement-Based Models"

** Aug 17, 2013 ** My work with Artur Garcia and Valentin Murg on "Spectral gaps of AKLT Hamiltonians using Tensor Network methods" has appeared on the arXiv:1308.3631

** July 31, 2013 ** I gave an invited talk at the Workshop of Statistical Physics of Quantum Matter in Taipei

** June 24, 2013 ** Kevin Lee from University High School, Irvine, CA has joined our group for the summer as a Simons Summer Research Fellow. Welcome Kevin!

** June 7, 2013 ** My work on "Quantum computational universality of spin-3/2 Affleck-Kennedy-Lieb-Tasaki states on trivalent Archimedean lattices" has been posted on the arXiv.

** April 4, 2013 ** My work with Roman Orus, Oliver Buerschaper and Maarten Van den Nest on "Topological Order from Geometric Entanglement" has been posted on the arXiv.

** Oct. 4, 2012 ** One figure in my paper with Affleck and Raussendorf "Two-dimensional Affleck-Kennedy-Lieb-Tasaki state on the honeycomb lattice is a universal resource for quantum computation" is chosen by Physical Review A as an image in Kaleidoscope.

** Oct. 1, 2012 ** Dr. Artur Garcia has joined us from Barcelona. Welcome Artur!

** Sep. 21, 2012 ** My work "Two-dimensional Affleck-Kennedy-Lieb-Tasaki state on the honeycomb lattice is a universal resource for quantum computation" with Ian Affleck and Robert Raussendorf (that extends our earlier work) is now published at Phys. Rev. A 86, 032328 (2012)

** Aug. 30, 2012 ** Colin West passed the oral exam, and joined my group officially.

** Aug. 3, 2012 ** I was quoted by Don Monroe on a Physics article "Measuring the Shape of a Photon" Physics 5, 86 (2012)

** May 5-19, 2012 ** I attended the workshop "Networking tensor networks: many-body systems and simulations" in Benasque, Spain

** Mar. 5, 2012 ** My review with Robert Raussendorf on "Quantum Computation by Local Measurement" has been publsihed in the Annual Review of Condensed Matter Physics, Vol. 3: 239-261 (March 2012) .

** Feb. 26 - Mar. 2, 2012 ** I was attending APS March Meeting in Boston. I gave an invited talk on "Emergence of h/e-period oscillations in the critical temperature of small superconducting rings and critical velocity in one-dimensional superconductors" and two contributed talks (1) "Measurement-Based Quantum Computation with Thermal States and Always-on Interactions" (on behalf on Ying Li, who couldn't attend) and (2) "Quantum Computational Universality of the 2D Cai-Miyake-Dur-Briegel Quantum State"

** Dec. 12, 2011** Postodoctoral Position in Quantum Information Science available at YITP!

** Dec. 12-16, 2011 ** I'm attending QIP2012 in Montreal

** Oct 19, 2011 ** My work with Robert Raussendorf and Leong Chuan Kwek on "Quantum computational universality of the Cai-Miyake-Dur-Briegel 2D quantum state from Affleck-Kennedy-Lieb-Tasaki quasichains" has just appeared in Phys. Rev. A 84, 042333 (2011)

** Oct 18-21, 2011 ** I attended the workshop on "Quantum Information in Quantum Many-Body Physics", Montreal and gave a talk on "Measurement-based quantum computation with thermal states and always-on interactions"

** Sep 30, 2011 ** My work with Robert Raussendorf and Leong Chuan Kwek on "Quantum computational universality of the Cai-Miyake-Dur-Briegel 2D quantum state from Affleck-Kennedy-Lieb-Tasaki quasichains" has just been accepted for publication in PRA

** Sep 27, 2011 ** One of my mentors at UBC, Ian Affleck, has recently been awarded the 2012 Lars Onsager Prize. Congrats, Ian!

** Sep 7, 2011 ** I moved to Stony Brook

** Aug 30, 2011 ** My work with Robert Raussendorf, Pradeep Sarvepalli and Poya Haghnegahdar on "Measurement-based quantum computation--a quantum-mechanical toy model for spacetime?" is now on the arXiv:1108.5774

** Aug 23-26, 2011 ** I visited Quantum Information Group at the University of College London and gave a talk on "Topological Geometric Entanglement of Blocks"

** Aug 15, 2011 ** I visited the Institute for Quantum Computing, Waterloo

** Aug 18, 2011 ** My work with Roman Orus and Honghao Tu on "Phase diagram of the SO(n) bilinear-biquadratic chain from many-body entanglement" has just appeared in Phys. Rev. B 84, 064409 (2011)

** Aug 8-12, 2011 ** I am attending Conference on Quantum Information and Quantum Control, Fields Institute, Toronto, Aug. 8-12, 2011 (invited)

** Aug 7, 2011 ** My work with Roman Orus on "Topological Geometric Entanglement of Blocks" is now on the arXiv:1108.1537

** Aug 1, 2011 ** My work with Ying Li, Dan Browne, Leong Chuan Kwek and Robert Raussendorf on "Thermal State as Universal Resources for Quantum Computation with Always-on Interaction" has just appeared in Phys. Rev. Lett. 107, 060501 (2011)

** July 26, 2011 ** My work with Roman Orus and Hong-Hao Tu on "Phase diagram of the SO(n) bilinear-biquadratic chain from many-body entanglement" has been accepted by PRB

** July 4-15, 2011 ** I attended the workshop on Quantum Condensation at HKUST, Hong Kong

** June 30, 2011 ** My recent work with Jingfu Zhang and Raymond Laflamme on "Experimental Quantum Simulation of Entanglement in Many-Body Systems" has just appeared in Phys. Rev. Lett. 107, 010501 (2011)

** June 27, 2011 ** My recent work with Ying Li, Dan Browne, Leong Chuan Kwek, and Robert Raussendorf on "Thermal State as Universal Resources for Quantum Computation with Always-on Interactions" has just been accepted by PRL

** May 2011 ** I will be moving this fall to take on a faculty position at CN Yang Institute for Theoretical Physics (YITP) (affilated with Physics and Astronomy), Stony Brook University

** May 31, 2011 ** My recent work with Jingfu Zhang and Raymond Laflamme on " Experimental Quantum Simulation of Entanglement in Many-body Systems " has just been accepted by PRL

** April 13-14, 2011 ** I visited National Taiwan University (Taipei)

** April 11-12, 2011 ** I visited National Tsing Hua University (Hsinchu)

** April 3-7, 2011 ** I attended CIFAR Winter School in Whistler and gave a joint talk with Ian Affleck

** Mar. 31, 2011 ** My work with Jonathan Lavoie and Rainer Kaltenbaek on "creating multi-photon bound entangled states" has appeared in PRA 83, 033839 (2011)

** Mar. 28-30, 2011 ** I visited the University of Waterloo and gave a seminar at the Institute for Quantum Computing (IQC) and another one in the Applied Math Department

** Mar. 20-25, 2011 ** I attended APS March Meeting in Dallas and gave contributed talks there

** Mar. 14-16, 2011 ** I visited MIT and gave a "Chez Pierre" seminar there

** Mar. 11, 2011 ** I visited the Institute for Theoretical Physics (ITFA) at University of Amsterdam (UvA)

** Mar. 2 - 4, 2011 ** I visited Indiana University Purdue University at Indianapolis and gave a colloquium there

** Feb. 27 - Mar. 2, 2011 ** I visited the Chen Ning Yang Insitute for Theoretical Physics (YITP) at Stony Brook and gave a seminar there

** Feb. 27, 2011 ** My work with Ying Li, Dan Browne, Leon Chuan Kwek and Robert Raussendorf on "Thermal States as Universal Resources for Quantum Computation with Always-on Interactions" has been uploaded to arXiv:1102.5153

** Feb. 17, 2011 ** My recent work with Jonathan Lavoie and Rainer Kaltenbaek on "creating multi-photon bound entangled states" has just been accepted in PRA

** Feb. 16-19, 2011 ** I visited University of Michigan at Ann Arbor and gave a seminar there

** Feb. 14-15, 2011 ** I visited University of Missouri at Kansas City

** Feb. 16, 2011 ** My work with Affleck and Raussendorf has appeared in PRL 106, 070501 (2011) , selected as Editors' Suggestion

** Jan. 25, 2011 ** My recent work with Ian Affleck and Robert Raussendorf on the 2D AKLT state has just been accepted in PRL

** Jan. 23-29, 2011 ** I am currently visitng the Theory Division (Prof. Cirac's group) in Max Planck Insitute of Quantum Optics at Garching, Germany; I gave a talk there on Jan. 24.

** Jan. 13 ** My work with Lin Chen and Huangjun Zhu on "Connections of geometric measure of entanglement of pure symmetric states to quantum state estimation" has appeared in Phys. Rev. A 83, 012305 (2011)

** Jan. 10-14, 2011 ** I was attending QIP 2011 (14th Workshop on Quantum Information Processing) at Sentosa, Singapore, and gave a contributed talk there

** Jan. 6-18, 2011 ** I was visiting Center for Quantum Technologies (CQT) at NUS, Singapore

** Dec. 30, 2010 ** I was visiting Institute of Physics, Academia Sinica, Taipei and gave a talk there

** Dec. 27-29, 2010 ** I was visiting Research Center for Applied Sciences, Academia Sinica, Taipei and gave a talk there

** Dec. 20-23, 2010 ** I was visiting Okinawa Institute of Science and Technology and gave a talk there

** Dec. 16, 2010 ** I was "promoted" to a research associate, starting from November 2010

** Nov. 23-26, 2010 ** I was visiting Aisa Pacific Center for Theoretical Physics (APCTP) at Pohang, Korea and gave a talk there

** Nov. 14-19, 2010 ** I was attending "Simons Conference on New Trends in Quantum Computation" at Stony Brook and gave a talk there

** Oct. 18, 2010 ** My work with Roman Orus on "Visualizing elusive phase transitions with geometric entanglement" has been publsihed in Phys. Rev. B 82, 155120 (2010)

** Oct. 7, 2010 ** My work with Wade De Gottardi, Victoria Fernandez, and Smitha Vishveshwara on "Accessing nanotube bands via crossed electric and magnetic fields" has been published in PRB

** Sep 16, 2010 ** My recent work with Ian Affleck and Robert Raussendorf on AKLT states and measurement-based quantum computation is now at arXiv:1009.2840

** Sep. 28, 2010 ** My work with Roman Orus on "Visualizing elusive phase transitions with geometric entanglement" has been accepted in PRB

** Sep. 28, 2010 ** My work with Simone Severini on "Matrix Permanent and Quantum Entanglement of Permutation Invariant States" has finally appeared in J. Math. Phys. 51, 092203 (2010)

** Sep 16, 2010 ** My recent work with Ian Affleck and Robert Raussendorf on AKLT states and measurement-based quantum computation is now at arXiv:1009.2840

** Sep. 14, 2010 ** My work with Wade De Gottardi, Victoria Fernandez, and Smitha Vishveshwara on "Accessing nanotube bands via crossed electric and magnetic fields" has been accepted in PRB

** Sep 1-10, 2010 ** I visited CQT at National University of Singapore.

** Aug. 25-28 ** I visited KAIST in Daejeon, Korea and gave a seminar there

** Aug. 24 ** I visited RCAS, Academica Sinica, Taipei, Taiwan and gave a seminar there

** Aug. 20 ** I gave a two-hour lecture in the Summer School of QC10

** Aug. 9-20 ** I attended QC10 workshop: Advanced Program on Quantum Condensation, held at NCTS, Tsinghua University, Hsinchu, Taiwan and gave a seminar there

** July 23, 2010 ** Workshop on Quantum Algorithms, Computational Models, and Foundations of Quantum Mechanics is underway!

** July 17, 2010 ** Tenth Canadian Summer School on Quantum Information is now taking place!

** July 16, 2010 ** My paper with Julio Barreiro and Paul Kwiat on "Remote Preparation of Single-Photon Hybrid Entangled and Vector-Polarization States" has just appeared in Phys. Rev. Lett. 105, 030407 (2010)

** June 15, 2010 ** My paper on "Entanglement under the renormalization-group transformations on quantum states and quantum phase transitions using matrix product states" has just appeared in Phys. Rev. A 81, 062313 (2010)

** June 11, 2010 ** My paper on with Julio T. Barreiro and Paul G. Kwiat on "Remote preparation of single-photon hybrid entangled and vector-polarization states" has just been accepted in PRL

** May 28, 2010 ** My paper on "Exchange symmetry and global entanglement and full separability" has just appeared in Phys. Rev. A 81, 054102 (2010)

** May 07, 2010 ** My paper on "Entanglement under the renormalization-group transformation on quantum states and in quantum phase transitions" has just been accepted in PRA

** May 06, 2010 ** My paper on "Exchange symmetry and global entanglement and full separability" has just been accepted in PRA

** On May 8, 2010** I will be giving a public lecture on Quantum Computing at a meeting of BC Association of Physics Teachers at Langara College

** April 30, 2010 ** My paper with Matthew Killi, Ian Affleck, and Arun Paramekanti on "Tunable Luttinger liquid physics in biased bilayer graphene" has just been accepted in PRL

** On March 18 ** I gave a talk on "Re-examing the critical velocity of a clean one-dimensional superconductor" at APS March Meeting 2010 in Portland

** On March 15 ** I gave a talk on "Interacting boson problems can be QMA-hard" at APS March Meeting 2010 in Portland

** On Jan. 28, 2010** I gave a colloquium on "Quantum entanglement: Manipulating it with few particles and measuring it with many" at Northwestern University

**Jan. 27, 2010** My recent paper with Michele Mosca and Ashwin Nayak on hard boson problems has just appeared in PRL

see also IQC news