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1. |
Record Nr. |
UNINA9910810021603321 |
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Autore |
Shaw Brent D. |
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Titolo |
Bringing in the sheaves : economy and metaphor in the Roman world / / Brent D. Shaw |
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Pubbl/distr/stampa |
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Toronto, [Ontario] ; ; Buffalo, [New York] ; ; London, [England] : , : University of Toronto Press, , 2013 |
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©2013 |
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ISBN |
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1-4426-6160-7 |
1-4426-6159-3 |
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Descrizione fisica |
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1 online resource (478 p.) |
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Collana |
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Robson Classical Lectures |
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Classificazione |
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Disciplina |
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Soggetti |
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Wheat - Harvesting - Rome - History |
Wheat - Harvesting - Social aspects - Rome - History |
Wheat - Harvesting - Economic aspects - Rome - History |
Labor - Rome - History |
Romans - Agriculture - Africa, North |
History |
Biographies. |
Electronic books. |
Africa, North History To 647 |
Rome Social life and customs |
Rome Economic conditions |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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Nota di contenuto |
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1. Under the Burning Sun -- 2. Primus in arvis/First in the Fields -- 3. Sickle and Scythe/Man and Machine -- 4. The Grim Reapers -- 5. Blade of Vengeance -- Appendix 1. Harvesting contracts from Roman Egypt and Italy -- Appendix 2.: The Maktar harvester inscription : text and commentary -- Appendix 3. The Gallo-Roman reaping machines : iconographic data. |
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Sommario/riassunto |
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The work features an edition of the reaper inscription, and a |
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commentary on it. It is also lavishly illustrated to demonstrate the important iconic and pictorial dimensions of the story. |
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2. |
Record Nr. |
UNINA9910830748403321 |
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Autore |
Rafaliov Edik U |
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Titolo |
Ultrafast lasers based on quantum dot structures [[electronic resource] ] : physics and devices / / Edik U. Rafailov, Maria Ana Cataluna, and Eugene A. Avrutin |
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Pubbl/distr/stampa |
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Weinheim, Germany, : Wiley-VCH, 2011 |
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ISBN |
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1-283-37051-4 |
9786613370518 |
3-527-63449-5 |
3-527-63450-9 |
3-527-63448-7 |
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Descrizione fisica |
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1 online resource (264 p.) |
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Altri autori (Persone) |
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CatalunaMaria Ana |
AvrutinEugene A |
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Disciplina |
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Soggetti |
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Lasers |
Quantum dots |
Laser pulses, Ultrashort |
Laser beams |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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Nota di contenuto |
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Ultrafast Lasers Based on Quantum Dot Structures: Physics and Devices; Contents; Introduction; Acknowledgments; 1 Semiconductor Quantum Dots for Ultrafast Optoelectronics; 1.1 The Role of Dimensionality in Semiconductor Materials; 1.2 Material Systems Used; 1.2.1 III-V Epitaxially Grown Quantum Dots; 1.2.2 QD-Doped Glasses; 1.2.3 Quantum Dashes; 1.3 Quantum Dots: Distinctive Properties for Ultrafast Devices; 1.3.1 Inhomogeneous Broadening; 1.3.2 Ultrafast Carrier Dynamics; 2 Foundations of Quantum Dot Theory; 2.1 Energy Structure and Matrix Elements |
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2.2 Theoretical Approaches to Calculating Absorption and Gain in Quantum Dots2.3 Kinetic Theory of Quantum Dots; 2.4 Light-Matter Interactions in Quantum Dots; 2.5 The Nonlinearity Coefficient; 3 Quantum Dots in Amplifiers of Ultrashort Pulses; 3.1 Optical Amplifiers for High-Speed Applications: Requirements and Problems; 3.2 Quantum Dot Optical Amplifiers: Short-Pulse Operating Regime; 3.3 Quantum Dot Optical Amplifiers at High Bit Rates: Low Distortions and Patterning-Free Operation; 3.4 Nonlinear Operation and Limiting Function Using QD Optical Amplifiers; 4 Quantum Dot Saturable Absorbers |
4.1 Foundations of Saturable Absorber Operation4.2 The General Physical Principles of Saturable Absorption in Semiconductors; 4.2.1 Physical Processes in a Saturable Absorber; 4.2.2 Geometry of Saturable Absorber: SESAM versus Waveguide Absorber - The Cavity Enhancement of Saturable Absorption and the Standing Wave Factor in SESAMs; 4.3 The Main Special Features of a Quantum Dot Saturable Absorber Operation; 4.3.1 Bandwidth of QD SAs; 4.3.2 Dynamics of Carrier Relaxation: Ultrafast Recovery of Absorption; 4.3.3 Saturation Fluence; 5 Monolithic Quantum Dot Mode-Locked Lasers |
5.1 Introduction to Semiconductor Mode-Locked Lasers5.1.1 Place of Semiconductor Mode-Locked Lasers Among Other Ultrashort Pulse Sources; 5.1.2 Mode-Locking Techniques in Laser Diodes: The Main Principles; 5.1.3 Passive Mode Locking: The Qualitative Picture, Physics, and Devices; 5.2 Theoretical Models of Mode Locking in Semiconductor Lasers; 5.2.1 Small-Signal Time Domain Models: Self-Consistent Pulse Profile; 5.2.2 Large-Signal Time Domain Approach: Delay Differential Equations Model; 5.2.3 Traveling Wave Models |
5.2.4 Frequency and Time-Frequency Treatment of Mode Locking: Dynamic Modal Analysis5.3 Main Predictions of Generic Mode-Locked Laser Models and their Implication for Quantum Dot Lasers; 5.3.1 Laser Performance Depending on the Operating Point; 5.3.2 Main Parameters that Affect Mode-Locked Laser Behavior; 5.4 Specific Features of Quantum Dot Mode-Locked Lasers in Theory and Modeling; 5.4.1 Delay Differential Equation Model for Quantum Dot Mode-Locked Lasers; 5.4.2 Traveling Wave Modeling of Quantum Dot Mode-Locked Lasers: Effects of Multiple Levels and Inhomogeneous Broadening |
5.4.3 Modal Analysis for QD Mode-Locked Lasers |
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Sommario/riassunto |
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In this monograph, the authors address the physics and engineering together with the latest achievements of efficient and compact ultrafast lasers based on novel quantum-dot structures and devices. Their approach encompasses a broad range of laser systems, while taking into consideration not only the physical and experimental aspects but also the much needed modeling tools, thus providing a holistic understanding of this hot topic. |
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