QLunch  Weekly group meeting
QLunch meeting is typically held on Friday at 13:00 in Room DEI/D. Changes will be announced by emails
For proposing a talk for the QLunch weekly meeting, please send an email to qfuture[dot]unipd[at]gmail[dot]com, including: proposed date, talk title and some references on the topic.
Upcoming
Date  Speaker  Topic 
May 26, 2017  G. Foletto 
Direct Reconstruction of the Quantum Density Operator via Strong Measurements, based on

June 9, 2017  A. Santamato  Sifting attacks in finitesize quantum key distribution, New J. Phys. 18, 053001 (2016) 
Past QLunches
Date  Speaker  Topic 
May 19, 2017  F. Vedovato  Is wave–particle objectivity compatible with determinism and locality?, Nature Communications 5, 3997 (2014) 
May 5, 2017  L. Calderaro  Quantum Cryptography with Weak Measurements, [arXiv:1702.04836] 
Mar 24, 2017  M. Avesani 
Numerical approach for unstructured quantum key distribution,
based on P.J Coles et al., Nature Communications 7, 11712 (2016) 
Mar 10, 2017  C. Agnesi 
Ground test of satellite constellation based quantum communication,
based on [arXiv:1611.09982] 
Feb 17, 2017  F. Vedovato  Quantum Data Locking and Quantum Enigma Machines, based on 
Feb 3, 2017  M. Schiavon  Synchronization of Distant Optical Clocks at the Femtosecond Level, Phys. Rev. X 6, 021016 (2016) 
Jan 27, 2017 
G. Vallone D. Marangon P. Villoresi 
Sourcedeviceindependent Ultrafast Quantum Random Number Generation, [arXiv:1509.07390] 
Jan 20, 2017  P. Villoresi  A Cosmic Bell Test with Measurement Settings from Astronomical Sources, [arXiv:1611.06985] 
Dic 2, 2016  M. Pittaluga  Violation of a tripartite Bell inequality by weak measurements, [arXiv:1611.02430] 
Oct 28, 2016  N. Laurenti  Quantum Retrieval Games and Quantum Tokens, from Phys. Rev. A 93, 062311 (2016) and PNAS 109, 16079 (2012) 
Oct 14, 2016  G. Vallone  CVMDI Quantum Key Distribution via Satellite, [arXiv:1605.05445] 
Oct 21, 2016  S. Ceccato  Key Management for GNSS services 
Oct 7, 2016  M. Tomasin  Experiments with hyperentangled states 
Sept 30, 2016  S. Sturaro  Authentication and integrity protection of EGNOS and the possible use of postquantum digital signatures. EGNOS is the European satellite based augmentation system for positioning. 
Sept 2, 2016  G. Caparra  A Novel Navigation Message Authentication Scheme for GNSS Open Service 
July 29, 2016  L. Calderaro  W. Stacey, R. Annabestani, X. Ma, and N. Lütkenhaus, Security of quantum key distribution using a simplified trusted relay, Phys. Rev. A 91, 012338 (2015). 
July 22, 2016  M. Tomasin  N. Zhao, X. Li, G. Li, J. M. Kahn, Capacity limits of spatially multiplexed freespace communication, Nature Photonics 9, 822 (2015). 
July 15, 2016  F. Vedovato  Selected talks from the recent Relativistic Quantum Information North (RQIN) Conference 
July 8, 2016  D. Marangon 
QKD without monitoring signal disturbance. Based on:

July 1, 2016  D. Dequal  Quantum zeno effect on ultracold atoms. Based on: Y. S. Patil, S. Chakram, and M. Vengalattore, MeasurementInduced Localization of an Ultracold Lattice Gas, Phys. Rev. Lett. 115, 140402 (2015). 
June 24, 2016  G. Cariolaro  A new approach to Bloch Messiah reduction. Based on: Gianfranco Cariolaro and Gianfranco Pierobon, Reexamination of BlochMessiah reduction, Phys. Rev. A 93, 062115 (2016). 
June 17, 2016  M. Schiavon 
Discusson on passive Decoy state QKD. Based on:

June 10, 2016  A. Stanco 
Discusson on modified BB84 protocols. Based on:

May 20, 2016  N. Laurenti e M. Schiavon 
Discusson on the composable security of QKD

May 13, 2016  F. Ticozzi  Fast mixing with quantum walks vs. classical lifts 
Apr 29, 2016  R. Corvaja  Bing Qi, et al., Generating the Local Oscillator "Locally" in ContinuousVariable Quantum Key Distribution Based on Coherent Detection, Phys. Rev. X 5, 041009 (2015) 
Apr 22, 2016  G. Vallone  Selected talks from the recent "Quantum Technologies", SPIE conference 
Apr 8, 2016  D. Dequal 
Overview of recent results in quantum information based on CubeSat spacecraft. Based on

Apr 1, 2016  Video of N. Gisin  "Quantum Cryptography: where do we stand?", Contributed Talk 12 at 5th International Conference on Quantum Cryptography (QCrypt 2015), Tokyo. 
Mar 25, 2016  Video of M. Thompson  "Integrated Photonic Technologies for Quantum Communications", Contributed Talk 12 at 5th International Conference on Quantum Cryptography (QCrypt 2015), Tokyo. 
Mar 17, 2016  Silvia Sturaro, Nicola Laurenti  Insecurity of TESLA based Navigation Message Authentication 
Feb 26, 2016  Davide Marangon  R. J. Donaldson, et al.,", Experimental demonstration of kilometerrange quantum digital signatures, Phys. Rev. A 93, 012329 (2016). 
Feb 19, 2016  Francesco Campaioli  Atmospheric effects on the propagation of Orbital Angular Momentum of light 
Feb 12, 2016  Davide Marangon  Novel QRNG that exploit images generated by singlephoton cameras. 
Gen 22, 2016  Francesco Vedovato, Luca Calderaro, Matteo Schiavon  Report on the recent CISAS Workshop on satellite technologies. 
Gen 15, 2016  Daniele Dequal  XiaoYe Xu, et al., Phase Estimation with Weak Measurement Using a White Light Source, Phys. Rev. Lett. 111, 033604 (2013) 
Gen 8, 2016  Paolo Villoresi  Discussion on the opportunities of CubeSat 
Dic 18, 2015  Nicolino Logullo  Simulation of open quantum system exploiting the OAM degree of freedom of photons 
Dic 3, 2015  Matteo Schiavon 
Loopholefree Bell experiments. Based on the following papers:

Nov 27, 2015  Chiara Macchiavello  Discussion on collaboration topics 
Nov 20, 2015  Marco Tomasin  C. Schwemmer, et al., Systematic Errors in Current Quantum State Tomography Tools, Phys. Rev. Lett. 114, 080403 (2015) 
Nov 6, 2015  Francesco Vedovato  Anne Broadbent, Christian Schaffer, Quantum Cryptography Beyond Quantum Key Distribution, [arXiv:1510.06120] 
Oct 21, 2015  Simone Gaiarin  Extending transmission capacity of optical fibers 
Oct 16, 2015  Giacomo Pantaleoni  Testing gravitational effects on quantum interference 
Oct 9, 2015  Marco Avesani  Semideviceindependent quantum protocols 
Sept 4, 2015  Daniele Dequal  News from the first National Workshop on: "Le Tecnologie Nazionali per mini e micro satelliti: Idee, Progetti e Prospettive", CIRA, Capua (CE) 
July 3, 2015  Nicola Laurenti Gianluca Caparra  Authentication and integrity protection of the Galileo signal 
June 26, 2015  Marco Tomasin  QKD system simulating a groundsatellite link [arXiv:1505.00292] 
June 5, 2015  Roberto Corvaja Davide G. Marangon  Optical communication with lunar and interplanetary terminals 
May 29, 2015  Pino Vallone  News from the QuPoN 2015 conference 
March 27, 2015  Alberto Peruzzo  Recent developments on quantum photonic integration at the University of Sidney 
March 13, 2015  Giovanni Mazzarella  The physics of ultracold atoms: the BoseHubbard model (part II) 
March 6, 2015  Luca Salasnich  The physics of ultracold atoms: the BoseHubbard model (part I) 
Feb 6, 2015  Nicola Laurenti, 
The SenderExcited Secret Key Agreement Model, based on the following papers:

Jan 23, 2015  Marangon, Laurenti, Vallone, Villoresi,  Activities of the QuantumFuture group: meeting with students 
Oct 31, 2014  Matteo Schiavon  Heralded single photon source for quantum key distribution 
Oct 24, 2014  Davide Marangon 
New approaches to Quantum Random Number Generators. Based on:

Oct 17, 2014  Andrea Stanco  Risultati e prospettive di completamento del progetto uQuake: system for QUAntum exchange of cryptographic KEy 
Jul 4, 2014  Davide Bacco  Peng Shi, ShiCheng Zhao, WenDong Li, YongJian Gu, Feasibility of underwater free space quantum key distribution, [arXiv:1402.4666] 
Jun 27, 2014  Daniele Dequal 
J. Dressel, M. Malik, F. M. Miatto, A. N. Jordan, R. W. Boyd, Colloquium: Understanding quantum weak values: Basics and applications, Reviews of Modern Physics 6, 307316 (2014)
O. Hosten, P. Kwiat, Observation of the Spin Hall Effect of Light via Weak Measurements, Science 319, 787790 (2008) 
Jun. 6, 2014  Pino Vallone 
H. Salih, Z. Li, M. AlAmri, and M. Suhail Zubairy, Protocol for Direct Counterfactual Quantum Communication Phys. Rev. Lett. 110, 170502 (2013) N. Gisin, Optical Communication without Photons, Physical Review A 88 (2013) 
May 23, 2014  Paolo Villoresi  G. Vallone, D. Marangon, M. Canale, I. Savorgnan, D. Bacco, M. Barbieri, S. Calimani, C. Barbieri, N. Laurenti, P. Villoresi, Turbulence as a Resource for Quantum Key Distribution in Long Distance FreeSpace Links, [arXiv:1404.1272] 
May 16, 2014  Nicola Laurenti  B. Fröhlich, J. F. Dynes, M. Lucamarini, A. W. Sharpe, Z. Yuan, A. J. Shields, A quantum access network, Nature 501, 6972 (2013) 
May 9, 2014  Marco Tomasin  F. Bussieres, et al., Quantum teleportation from a telecomwavelength photon to a solidstate quantum memory,[arXiv:1401.6958] 
Apr. 4, 2014  Paola Cappellaro  Quantum sensing 
Mar. 28, 2014  Nicola Dalla Pozza 
T. Lunghi, J. Kaniewski, F. Bussières, R. Houlmann, M. Tomamichel, A. Kent, N. Gisin, S. Wehner, and H. Zbinden, Experimental Bit Commitment Based on Quantum Communication and Special Relativity, Phys. Rev. Lett. 111, 180504 (2013) 
Mar. 21, 2014  Pino Vallone 
C.C.W. Lim, C. Portmann, M. Tomamichel, R. Renner, N. Gisin, DeviceIndependent Quantum Key Distribution with Local Bell Test, Phys. Rev. X 3, 031006 (2013) 
Mar. 7, 2014  Daniele Dequal 
Twoway QKD protocol, [arXiv:9611042]
[arXiv:9905056]
[arXiv:0203118]

Feb. 28, 2014  Davide Bacco 
Jordan S. Cotler, Peter W. Shor, A New Relativistic Orthogonal States Quantum Key Distribution Protocol, [arXiv:1401.5493] 
Jan. 24, 2014  Simone Gaiarin 
strumenti software: sistema di controllo di gestione GIT. Sito ufficiale e documentazione Verranno presentate le seguenti slides (altre slides con contenuto più esteso qui) 
Jan. 17, 2014  Davide Marangon 
S. Pironio et al., Random numbers certified by Bell's theorem, Nature 464, 1021 (2010) R. Colbeck and R. Renner, Free randomness can be amplified, Nature 8, 450 (2012) 
Dec. 13, 2013  Massimo Melucci 
Information Retrieval and Quantum Mechanics. In this seminar we will analyze how Quantum Mechanics (QM) can be useful for Information Retrieval (IR). We will review some features of IR and then connect it with QM. Finally we will show some results demonstrating that QM id useful for IR. 
Nov. 29, 2013  Anna Sponselli 
Optical beam with Orbital Angular Momentum (OAM) 
Nov. 22, 2013 
Jane Nordholt, 

Nov. 8, 2013 
Fabian Furrer, Continuous variable entropic uncertainty relations in the presence of quantum memory 

June 21, 2013  Davide Marangon 
Physical keyprotected onetime pad, 
June 12, 2013  Matteo Canale 
Debate on the security of QKD. Based on the following papers:

May 24, 2013  Daniele Dequal 
Neutrino detection in ICARUS experiment, 
May 17, 2013  Marco Tomasin 
Efficient Measurement of Quantum Dynamics via Compressive Sensing, Phys. Rev. Lett. 106, 100401 (2011) Experimental Quantum State Tomography via Compressed Sampling, 
May 10, 2013  Pino Vallone 
EPRsteering with nonmaximally entangled states, 
May 3, 2013  Roberto Corvaja 
Comparison of error probability bounds in quantum state discrimination, Phys. Rev. A, in press 
Apr. 19, 2013  Francesco Ticozzi 
Minimum Relative Entropy for Quantum Estimation: Feasibility and General Solution, 
Apr. 12, 2013  Nicola Dalla Pozza 
Undoing a Quantum Measurement 
Apr. 5, 2013  Nicola Laurenti 
Secrecy capacities of compound quantum wiretap channels and applications
Boche, H. et al., 2013. Secrecy capacities of compound quantum wiretap channels and applications, [arXiv:1302.3412] 
Mar. 22, 2013  Prof. Audun Jøsang 
Subjective logic as an algebra for Dirichlet pdfs. 
Mar. 15, 2013  Luca Mazzarella 
Boson Sampling Boson sampling: Science 339, 794 (2013). 
Mar. 8, 2013  Davide Bacco 
A comprehensive design and performance analysis of low Earth orbit satellite quantum communication New. Jour. Phys. 15, 023006 (2013), [arXiv:1211.2733] 
Mar. 1, 2013  Pino Vallone 
NoSwitching Quantum Key Distribution Using Broadband Modulated Coherent Light Theory: Phys. Rev. Lett. 93, 170504 (2004). Exp: Phys. Rev. Lett. 95, 180503 (2005). More detalis: Phys. Rev. A 73, 022316 (2006). 
Feb. 22, 2013  Paolo Villoresi  Review of possible experiments along space quantum channels 
Feb. 15, 2013    Meeting with an entrepreneur with interest in advanced technology 
Feb. 1, 2013  Paolo Villoresi  Discussion on the Asiago Winter School program and perspective 
Jan. 25, 2013  Pino Vallone  QKD wth distributed phase reference 
Jan. 18, 2013  Davide Bacco  QKD along Space channel in Matera 
Jan. 11, 2013  Nicola Dalla Pozza  Deterministic Protocol for the preparation of SingleRail Qubit 
Dec. 14, 2012  Alberto DAll'Arche  QKD with non maximally entangled states 
Dec. 7, 2012    General discussion 
Nov. 30, 2012  Davide Marangon  High speed random number generation with quantum processes 
Nov. 23, 2012  Matteo Canale  Postprocessing algorithms and tools for experimental quantum key distribution based on finitekey analysis 
Nov. 16, 2012  Simone Piccirilli  The Ventrix quantum receiver 
Nov. 9, 2012  Maria Silvia Pini  Preferences in Multiagent Decision Making 
Oct. 26, 2012  Nicola Laurenti  States and optimal measurement operators for classical binary transmission over qubit channels 
Oct. 19, 2012  Luca Mazzarella  Asymmetric Architecture for Heralded Single Photon Sources 
Oct. 12, 2012  Mattia Minozzi  Biphoton generation with adaptive wavefront 
Oct. 5, 2012  Matteo Canale  Beyond BB84, a novel approach 