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npj quantum information
npj quantum information
Pubbl/distr/stampa npg, nature partner journals in partnership with UNSW [and] Centre for Quantum Computation & Communication Technology, Australian Research Council Centre of Excellence, , 2015-
Descrizione fisica 1 online resource
Soggetto topico Quantum computers
Quantum communication
Information theory
Quantum theory
Soggetto genere / forma Periodicals.
Soggetto non controllato Computer Science
Formato Materiale a stampa
Livello bibliografico Periodico
Lingua di pubblicazione eng
Altri titoli varianti Quantum information
Record Nr. UNISA-996320927203316
npg, nature partner journals in partnership with UNSW [and] Centre for Quantum Computation & Communication Technology, Australian Research Council Centre of Excellence, , 2015-
Materiale a stampa
Lo trovi qui: Univ. di Salerno
Opac: Controlla la disponibilità qui
npj quantum information
npj quantum information
Pubbl/distr/stampa npg, nature partner journals in partnership with UNSW [and] Centre for Quantum Computation & Communication Technology, Australian Research Council Centre of Excellence, , 2015-
Descrizione fisica 1 online resource
Soggetto topico Quantum computers
Quantum communication
Information theory
Quantum theory
Soggetto genere / forma Periodicals.
Soggetto non controllato Computer Science
Formato Materiale a stampa
Livello bibliografico Periodico
Lingua di pubblicazione eng
Altri titoli varianti Quantum information
Record Nr. UNINA-9910136346703321
npg, nature partner journals in partnership with UNSW [and] Centre for Quantum Computation & Communication Technology, Australian Research Council Centre of Excellence, , 2015-
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum communication networks / / Riccardo Bassoli [et al.]
Quantum communication networks / / Riccardo Bassoli [et al.]
Autore Bassoli Riccardo
Edizione [1st edition 2021.]
Pubbl/distr/stampa Cham, Switzerland : , : Springer, , [2021]
Descrizione fisica 1 online resource (XVI, 228 p.) : 64 illus., 13 illus. in color
Disciplina 621.382
Collana Foundations in signal processing, communications and networking
Soggetto topico Quantum communication
ISBN 3-030-62938-4
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Introduction -- Fundamental Background -- Quantum Computing and Programming -- Quantum Information Theory -- Quantum Error Correction -- Quantum Communication Networks- Quantum Communication Networks: Design and Simulation -- Quantum Communication Networks: Final Considerations and Use Cases.
Record Nr. UNINA-9910483335203321
Bassoli Riccardo  
Cham, Switzerland : , : Springer, , [2021]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum communications in new telecommunications systems / / Malek Benslama, Achour Benslama, Skander Aris
Quantum communications in new telecommunications systems / / Malek Benslama, Achour Benslama, Skander Aris
Autore Benslama Malek
Pubbl/distr/stampa Hoboken, New Jersey : , : ISTE Ltd/John Wiley and Sons Inc, , 2016
Descrizione fisica 1 online resource (211 pages)
Disciplina 621.382
Soggetto topico Quantum communication
ISBN 1-119-33251-6
1-119-39085-0
1-119-39086-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- Foreword ix -- Preface xi -- Introduction xiii -- Chapter 1. The State of the Art in Quantum Communications 1 -- 1.1. Quantum mechanics as a generalized probability theory 1 -- 1.2. Contextuality 3 -- 1.3. Indeterminism and contextuality 3 -- 1.4. Contextuality and hidden variables 4 -- 1.5. Non-locality and contextuality 5 -- 1.6. Bell states 6 -- 1.7. Violation of the Leggett / Garg inequality 7 -- 1.8. Violation of the Bell inequality 8 -- 1.9. EPR paradox 8 -- Chapter 2. Concepts in Communications 13 -- 2.1. Quantum limits 13 -- 2.2. Qubits 15 -- 2.3. Qudit and qutrit 20 -- 2.3.1. Qudit 20 -- 2.3.2. Qutrit 23 -- 2.4. Pauli matrices 24 -- 2.4.1. Definition 24 -- 2.4.2. Properties of these matrices 25 -- 2.5. Decoherence 26 -- 2.6. Entanglement 28 -- Chapter 3. Quantum Signal Processing 31 -- 3.1. Wigner distribution 32 -- 3.2. Quantum Fourier transform 34 -- 3.3. Gauss sums in a quantum context 36 -- 3.4. Geometry for quantum processing 37 -- Chapter 4. Quantum Circuits 41 -- 4.1. Reversible logic 41 -- 4.1.1. Physical reversibility 41 -- 4.2. Reversible circuits 42 -- 4.2.1. Reversible calculation models 42 -- 4.2.2. Reversibility in quantum calculation 43 -- 4.3. Quantum gates 44 -- 4.3.1. Hadamard gate 44 -- 4.3.2. Pauli-X gate 45 -- 4.3.3. Pauli-Y gate 45 -- 4.3.4. Pauli-Z gate 46 -- 4.3.5. Swap gate 46 -- 4.4. Toffoli gate 47 -- 4.5. Deutsch gate 48 -- 4.6. Quantum dots 49 -- 4.7. QCA 52 -- Chapter 5. Optical Fibers and Solitons 53 -- 5.1. Introduction 53 -- 5.2. Optical fibers 54 -- 5.2.1. The fiber's parameters 55 -- 5.2.2. Birefringence in optical fibers 58 -- 5.2.3. Dispersion in optical fibers 58 -- 5.3. Soliton solutions for differential equations 60 -- 5.3.1. Introduction 60 -- 5.3.2. Nonlinear Schrodinger equation 61 -- 5.3.3. Focusing soliton oscillations 63 -- 5.3.4. Wave packet autostriction (modulation instability) 65 -- 5.3.5. Evolution of the initial disturbance 69 -- 5.4. Conclusion 73 -- Chapter 6. Photonic Crystals 75.
6.1. General introduction 75 -- 6.2. Photonic crystals 76 -- 6.2.1. Photonic crystals with one dimension (Bragg network) 77 -- 6.2.2. Band diagram 80 -- 6.2.3. Maps of forbidden bands 81 -- 6.3. Three-dimensional photonic crystals 82 -- 6.4. Filters and multiplexors 82 -- 6.5. Add-drop filters 83 -- 6.6. Digital methods for photonic crystal analysis 84 -- 6.6.1. Introduction 84 -- 6.6.2. Modeling periodic dielectric structures 85 -- 6.6.3. FDTD method 85 -- 6.6.4. Available digital tools 86 -- 6.7. Conclusion 88 -- Chapter 7. ROADM 89 -- 7.1. Technological advances 89 -- 7.2. “Router”-type filter 90 -- Chapter 8. WDM 95 -- 8.1. Operating principle 95 -- 8.2. Using WDM systems 96 -- 8.3. DWDM networks 98 -- Chapter 9. Quantum Algorithms 99 -- Chapter 10. Applications 101 -- 10.1. Laser satellites 101 -- 10.1.1. The Doppler effect in inter-satellite laser communications 102 -- 10.1.2. Modeling the Doppler effect in inter-satellite laser communications 103 -- 10.1.3. Calculation software 108 -- 10.1.4. Calculation software 108 -- Chapter 11. Quantum Cryptography 121 -- 11.1. Cloning photons 123 -- 11.2. Quantum cryptography 123 -- 11.2.1. Introduction 123 -- 11.2.2. Methodology 124 -- 11.2.3. Results and discussion 126 -- 11.2.4. Conclusion 129 -- 11.3. Solutions to the practical limits of quantum cryptography 130 -- 11.3.1. Introduction 130 -- 11.3.2. Theoretical considerations 130 -- 11.3.3. Practical considerations 131 -- 11.3.4. Quantum noise 132 -- 11.3.5. The QBER in quantum transmissions 133 -- 11.3.6. Error correction methods in quantum cryptography 138 -- 11.3.7. The correcting code for error correction in BB84 140 -- 11.3.8. Time coding for error correction in BB84 142 -- 11.3.9. Conclusion 144 -- 11.4. Quantum error correcting codes 145 -- 11.4.1. Introduction 145 -- 11.4.2. Classical error correcting code 145 -- 11.4.3. Quantum error correcting code 148 -- 11.4.4. The time coding method for error correction: application in BB84 157 -- 11.4.5. Correction of time code errors using the repetition method 158.
11.4.6. Conclusion 161 -- Conclusion 163 -- Bibliography 167 -- Index 179.
Record Nr. UNINA-9910160282703321
Benslama Malek  
Hoboken, New Jersey : , : ISTE Ltd/John Wiley and Sons Inc, , 2016
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum communications in new telecommunications systems / / Malek Benslama, Achour Benslama, Skander Aris
Quantum communications in new telecommunications systems / / Malek Benslama, Achour Benslama, Skander Aris
Autore Benslama Malek
Pubbl/distr/stampa Hoboken, New Jersey : , : ISTE Ltd/John Wiley and Sons Inc, , 2016
Descrizione fisica 1 online resource (211 pages)
Disciplina 621.382
Soggetto topico Quantum communication
ISBN 1-119-33251-6
1-119-39085-0
1-119-39086-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- Foreword ix -- Preface xi -- Introduction xiii -- Chapter 1. The State of the Art in Quantum Communications 1 -- 1.1. Quantum mechanics as a generalized probability theory 1 -- 1.2. Contextuality 3 -- 1.3. Indeterminism and contextuality 3 -- 1.4. Contextuality and hidden variables 4 -- 1.5. Non-locality and contextuality 5 -- 1.6. Bell states 6 -- 1.7. Violation of the Leggett / Garg inequality 7 -- 1.8. Violation of the Bell inequality 8 -- 1.9. EPR paradox 8 -- Chapter 2. Concepts in Communications 13 -- 2.1. Quantum limits 13 -- 2.2. Qubits 15 -- 2.3. Qudit and qutrit 20 -- 2.3.1. Qudit 20 -- 2.3.2. Qutrit 23 -- 2.4. Pauli matrices 24 -- 2.4.1. Definition 24 -- 2.4.2. Properties of these matrices 25 -- 2.5. Decoherence 26 -- 2.6. Entanglement 28 -- Chapter 3. Quantum Signal Processing 31 -- 3.1. Wigner distribution 32 -- 3.2. Quantum Fourier transform 34 -- 3.3. Gauss sums in a quantum context 36 -- 3.4. Geometry for quantum processing 37 -- Chapter 4. Quantum Circuits 41 -- 4.1. Reversible logic 41 -- 4.1.1. Physical reversibility 41 -- 4.2. Reversible circuits 42 -- 4.2.1. Reversible calculation models 42 -- 4.2.2. Reversibility in quantum calculation 43 -- 4.3. Quantum gates 44 -- 4.3.1. Hadamard gate 44 -- 4.3.2. Pauli-X gate 45 -- 4.3.3. Pauli-Y gate 45 -- 4.3.4. Pauli-Z gate 46 -- 4.3.5. Swap gate 46 -- 4.4. Toffoli gate 47 -- 4.5. Deutsch gate 48 -- 4.6. Quantum dots 49 -- 4.7. QCA 52 -- Chapter 5. Optical Fibers and Solitons 53 -- 5.1. Introduction 53 -- 5.2. Optical fibers 54 -- 5.2.1. The fiber's parameters 55 -- 5.2.2. Birefringence in optical fibers 58 -- 5.2.3. Dispersion in optical fibers 58 -- 5.3. Soliton solutions for differential equations 60 -- 5.3.1. Introduction 60 -- 5.3.2. Nonlinear Schrodinger equation 61 -- 5.3.3. Focusing soliton oscillations 63 -- 5.3.4. Wave packet autostriction (modulation instability) 65 -- 5.3.5. Evolution of the initial disturbance 69 -- 5.4. Conclusion 73 -- Chapter 6. Photonic Crystals 75.
6.1. General introduction 75 -- 6.2. Photonic crystals 76 -- 6.2.1. Photonic crystals with one dimension (Bragg network) 77 -- 6.2.2. Band diagram 80 -- 6.2.3. Maps of forbidden bands 81 -- 6.3. Three-dimensional photonic crystals 82 -- 6.4. Filters and multiplexors 82 -- 6.5. Add-drop filters 83 -- 6.6. Digital methods for photonic crystal analysis 84 -- 6.6.1. Introduction 84 -- 6.6.2. Modeling periodic dielectric structures 85 -- 6.6.3. FDTD method 85 -- 6.6.4. Available digital tools 86 -- 6.7. Conclusion 88 -- Chapter 7. ROADM 89 -- 7.1. Technological advances 89 -- 7.2. “Router”-type filter 90 -- Chapter 8. WDM 95 -- 8.1. Operating principle 95 -- 8.2. Using WDM systems 96 -- 8.3. DWDM networks 98 -- Chapter 9. Quantum Algorithms 99 -- Chapter 10. Applications 101 -- 10.1. Laser satellites 101 -- 10.1.1. The Doppler effect in inter-satellite laser communications 102 -- 10.1.2. Modeling the Doppler effect in inter-satellite laser communications 103 -- 10.1.3. Calculation software 108 -- 10.1.4. Calculation software 108 -- Chapter 11. Quantum Cryptography 121 -- 11.1. Cloning photons 123 -- 11.2. Quantum cryptography 123 -- 11.2.1. Introduction 123 -- 11.2.2. Methodology 124 -- 11.2.3. Results and discussion 126 -- 11.2.4. Conclusion 129 -- 11.3. Solutions to the practical limits of quantum cryptography 130 -- 11.3.1. Introduction 130 -- 11.3.2. Theoretical considerations 130 -- 11.3.3. Practical considerations 131 -- 11.3.4. Quantum noise 132 -- 11.3.5. The QBER in quantum transmissions 133 -- 11.3.6. Error correction methods in quantum cryptography 138 -- 11.3.7. The correcting code for error correction in BB84 140 -- 11.3.8. Time coding for error correction in BB84 142 -- 11.3.9. Conclusion 144 -- 11.4. Quantum error correcting codes 145 -- 11.4.1. Introduction 145 -- 11.4.2. Classical error correcting code 145 -- 11.4.3. Quantum error correcting code 148 -- 11.4.4. The time coding method for error correction: application in BB84 157 -- 11.4.5. Correction of time code errors using the repetition method 158.
11.4.6. Conclusion 161 -- Conclusion 163 -- Bibliography 167 -- Index 179.
Record Nr. UNINA-9910808705503321
Benslama Malek  
Hoboken, New Jersey : , : ISTE Ltd/John Wiley and Sons Inc, , 2016
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum cryptography and computing [[electronic resource] ] : theory and implementation / / edited by Ryszard Horodecki, Sergei Ya. Kilin and Janusz Kowalik
Quantum cryptography and computing [[electronic resource] ] : theory and implementation / / edited by Ryszard Horodecki, Sergei Ya. Kilin and Janusz Kowalik
Pubbl/distr/stampa Washington, D.C., : IOS Press, 2010
Descrizione fisica 1 online resource (271 p.)
Disciplina 004.1
Altri autori (Persone) HorodeckiRyszard
KilinSergei Ya
KowalikJanusz
Collana NATO science for peace and security series. Sub-series D, Information and communication security
Soggetto topico Quantum computers
Cryptography
Quantum communication
Quantum theory
Coding theory
Data encryption (Computer science)
Soggetto genere / forma Electronic books.
ISBN 6612880236
1-282-88023-3
9786612880230
1-60750-547-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910459436903321
Washington, D.C., : IOS Press, 2010
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum cryptography and computing [[electronic resource] ] : theory and implementation / / edited by Ryszard Horodecki, Sergei Ya. Kilin and Janusz Kowalik
Quantum cryptography and computing [[electronic resource] ] : theory and implementation / / edited by Ryszard Horodecki, Sergei Ya. Kilin and Janusz Kowalik
Pubbl/distr/stampa Washington, D.C., : IOS Press, 2010
Descrizione fisica 1 online resource (271 p.)
Disciplina 004.1
Altri autori (Persone) HorodeckiRyszard
KilinSergei Ya
KowalikJanusz
Collana NATO science for peace and security series. Sub-series D, Information and communication security
Soggetto topico Quantum computers
Cryptography
Quantum communication
Quantum theory
Coding theory
Data encryption (Computer science)
ISBN 6612880236
1-282-88023-3
9786612880230
1-60750-547-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910785377703321
Washington, D.C., : IOS Press, 2010
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum cryptography and computing [[electronic resource] ] : theory and implementation / / edited by Ryszard Horodecki, Sergei Ya. Kilin and Janusz Kowalik
Quantum cryptography and computing [[electronic resource] ] : theory and implementation / / edited by Ryszard Horodecki, Sergei Ya. Kilin and Janusz Kowalik
Edizione [1st ed.]
Pubbl/distr/stampa Washington, D.C., : IOS Press, 2010
Descrizione fisica 1 online resource (271 p.)
Disciplina 004.1
Altri autori (Persone) HorodeckiRyszard
KilinSergei Ya
KowalikJanusz
Collana NATO science for peace and security series. Sub-series D, Information and communication security
Soggetto topico Quantum computers
Cryptography
Quantum communication
Quantum theory
Coding theory
Data encryption (Computer science)
ISBN 6612880236
1-282-88023-3
9786612880230
1-60750-547-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Title -- Preface -- Contents -- Quantum Cryptography -- Optimal local protocols for processing of entangled states - local cloning and eavesdropping -- Commercial potential of quantum cryptography -- Quantum voting via NV centers in diamond -- Tools for optical implementations of quantum communication protocols with application to quantum key distribution -- Phase-time coding quantum cryptography -- Simplifying information-theoretic arguments by post-selection -- QKD: a million signal task -- On practical implementations of qudit-based quantum key distribution protocols -- Trusted noise in continuous-variable quantum key distribution -- Eavesdropping on the LM05 secure communication protocol -- Quantum Computing -- Quantum algorithms for formula evaluation -- Tradeoffs for reliable quantum information storage in 2D systems -- Quantum algorithm for preparing thermal Gibbs states - detailed analysis -- Spin-Hamiltonian analysis of quantum registers on single NV center and proximal 13C nuclei in diamond -- Physics for Quantum Information Processing -- Multimode detection of broadband squeezed vacuum -- Superadditivity of multiple access gaussian channels -- Multi-pixel sources of entangled light in the correlation measurements without homodyne detection -- Nonmultiplicativity of probability of faithful teleportation in the Knill-Laflamme-Milburn scheme -- Continuous variable entanglement creation by means of small cross-Kerr nonlinearity -- Multi mode nano scale Raman echo quantum memory -- Local bounds for general Bell inequalities with the reduced entropy of the settings -- Atomic quantum memories for light -- Observable measures of entanglement -- Solid state hybrid devices for quantum information processing -- Subject Index -- Author Index.
Record Nr. UNINA-9910821006803321
Washington, D.C., : IOS Press, 2010
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum Darwinism and Friends / / Sebastian Deffner, Raymond Laflamme, Juan Pablo Paz, editors
Quantum Darwinism and Friends / / Sebastian Deffner, Raymond Laflamme, Juan Pablo Paz, editors
Pubbl/distr/stampa [Place of publication not identified] : , : MDPI - Multidisciplinary Digital Publishing Institute, , 2023
Descrizione fisica 1 online resource (384 pages)
Disciplina 621.382
Soggetto topico Quantum communication
ISBN 3-0365-6250-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Preface to "Quantum Darwinism and Friends" vii -- Quantum Theory of the Classical: Einselection, Envariance, Quantum Darwinism and Extantons 1 -- Quantum Darwinism in a Composite System: Objectivity versus Classicality 101 -- Justifying Born's Rule Pα = |Ψα|2 Using Deterministic Chaos, Decoherence, and the de Broglie-Bohm Quantum Theory 115 -- Many-Body Localization and the Emergence of Quantum Darwinism 139 -- Environment-Assisted Shortcuts to Adiabaticity 153 -- Thermality versus Objectivity: Can They Peacefully Coexist? 167 -- Limits to Perception by Quantum Monitoring with Finite Efficiency 187 -- Quantifying Decoherence via Increases in Classicality 201 -- Quantum-Classical Correspondence Principle for Heat Distribution in Quantum Brownian Motion 223 -- Does Decoherence Select the Pointer Basis of a Quantum Meter? 247 -- A Classical Formulation of Quantum Theory? 257 -- Revisiting Born's Rule through Uhlhorn's and Gleason's Theorems 277 -- Emergence of Objectivity for Quantum Many-Body Systems 283 -- Equilibration and "Thermalization" in the Adapted Caldeira-Leggett Model 297 -- Non-Perfect Propagation of Information to a Noisy Environment with Self-Evolution 321 -- Quantum Coherences and Classical Inhomogeneities as Equivalent Thermodynamics Resources 341 -- Amplification, Inference, and the Manifestation of Objective Classical Information 363.
Record Nr. UNINA-9910647223603321
[Place of publication not identified] : , : MDPI - Multidisciplinary Digital Publishing Institute, , 2023
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum frontiers : report on community input to the nation's stratey for quantum information science
Quantum frontiers : report on community input to the nation's stratey for quantum information science
Pubbl/distr/stampa [Washington D.C.] : , : the White House National Quantum Coordination Office, , 2020
Descrizione fisica 1 online resource (31 pages)
Soggetto topico Quantum theory - Industrial applications - United States
Quantum communication
Quantum computers
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Altri titoli varianti Quantum frontiers
Record Nr. UNINA-9910715047703321
[Washington D.C.] : , : the White House National Quantum Coordination Office, , 2020
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui