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Design, Technologies and Applications of High Power Vacuum Electronic Devices from Microwave to THz Band
| Design, Technologies and Applications of High Power Vacuum Electronic Devices from Microwave to THz Band |
| Autore | Glyavin Mikhail |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (145 p.) |
| Soggetto topico |
Technology: general issues
Energy industries & utilities |
| Soggetto non controllato |
velocity ratio
velocity spread low-voltage gyrotrons MIG particle simulation space charge effects pillbox window wide-band W-band low loss mode converter 220 GHz taper terahertz traveling-wave tube folded waveguide (FWG) slow wave system high harmonic traveling wave tube gyrotron quasi-optical cavity confocal waveguide frequency tuning high power sub-millimeter wave PFN-Marx compact modular trigger source gas switch mica capacitor millimeter waves wireless power transmitting quasi-optical antenna gaussian beam Gyrotron sub-terahertz high-power microwave source HPM source virtual cathode oscillator vircator ring reflector high-power electromagnetic waves (HPEM) semiconductor failure threshold time microwave hardness electromagnetic pulse (EMP) shielding broadband gyro-TWT high-resolution imaging radar TE02 mode dielectric properties low-reflection barrier windows broadband window microwaves terahertz radiation |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557203703321 |
Glyavin Mikhail
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Digital towns : accelerating and measuring the digital transformation of rural societies and economies / / Theo Lynn [et al.]
| Digital towns : accelerating and measuring the digital transformation of rural societies and economies / / Theo Lynn [et al.] |
| Autore | Lynn Theo |
| Pubbl/distr/stampa | Cham, : Springer Nature, 2022 |
| Descrizione fisica | 1 online resource (230 pages) : illustrations (black and white) |
| Disciplina | 307.1412 |
| Altri autori (Persone) |
RosatiPierangelo
ConwayEdel CurranDeclan FoxGrace O'GormanColm |
| Soggetto topico |
Rural development - Technological innovations
Technological innovations - Economic aspects Technology and state |
| Soggetto non controllato |
digital policy
public policy urban rural divide broadband connectivity Digital Citizen technology management Open access |
| ISBN | 3-030-91247-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Foreword -- Acknowledgement -- Contents -- About the Authors -- Abbreviations -- List of Figures -- List of Tables -- Chapter 1: Defining, Rationalising and Measuring Digital Towns -- 1.1 Introduction -- 1.2 Digital Society-Key Concepts and Terms -- 1.2.1 What Do We Mean by Digital? -- 1.2.2 Mainstream vs Frontier Technologies -- 1.3 What Is a Town? -- 1.4 The Urban-Rural Digital Divide -- 1.5 Rationalising and Defining Digital Towns -- 1.6 The Need for a Discrete Digital Town Measurement Framework -- 1.7 Conclusion -- References -- Chapter 2: The Digital Citizen -- 2.1 Introduction -- 2.2 The Digital Divide -- 2.2.1 The Grey Digital Divide -- 2.2.2 The Income Digital Divide -- 2.2.3 The Education Digital Divide -- 2.2.4 The Gender Digital Divide -- 2.2.5 The Digital Divide and Other Vulnerable Parts of Society -- 2.3 Digital Literacy -- 2.4 New Forms of Work and Rural Towns -- 2.4.1 Remote Working -- 2.4.2 The Gig Economy -- 2.4.3 The Sharing Economy -- 2.5 Measuring Individual and Household Access and Use of Digital Technologies -- 2.6 Conclusion -- References -- Chapter 3: Digital Public Services -- 3.1 Introduction -- 3.2 What Do We Mean by Digital Public Services? -- 3.3 E-Government -- 3.4 E-Health -- 3.5 Open Data -- 3.6 Measuring Digital Public Services -- 3.7 Conclusion -- References -- Chapter 4: The Digital Economy and Digital Business -- 4.1 Introduction -- 4.2 What Is the Digital Economy? -- 4.3 What Is Digital Business? -- 4.4 Benefits and Challenges of Digital Technologies for Businesses -- 4.5 Measuring Digital Business -- 4.6 Conclusion -- References -- Chapter 5: Digital Technologies and Civil Society -- 5.1 Introduction -- 5.2 Defining Civil Society -- 5.3 The Role of Civil Society -- 5.4 Digital Technologies and Civil Society -- 5.4.1 Mainstream Technologies -- 5.4.2 Frontier Technologies.
5.4.3 Digital Inclusion and Exclusion -- 5.5 Measuring Digital Civil Society -- 5.6 Conclusion -- References -- Chapter 6: Infrastructure for Digital Connectivity -- 6.1 Introduction -- 6.2 What Is Infrastructure for Digital Connectivity? -- 6.3 Economic Impact of Infrastructure for Digital Connectivity -- 6.3.1 Macro-Level Economic Impact -- 6.3.2 Households and Digital Connectivity -- 6.3.3 Firm-Level Productivity and Entrepreneurship -- 6.3.4 Employment Impact of Digital Connectivity -- 6.4 Free and Municipal Wi-Fi -- 6.5 Rural Digital Hubs -- 6.6 Measuring Infrastructure for Digital Connectivity -- 6.7 Conclusion -- References -- Chapter 7: Digital Education -- 7.1 Introduction -- 7.2 What Is Digital Education? -- 7.3 Digital Technologies in Education: Rationales, Benefits, and Challenges -- 7.4 Measuring Digital Education -- 7.5 Conclusion -- References -- Chapter 8: The Governance of Digital Town Initiatives -- 8.1 Introduction -- 8.2 Agenda Setting and Governance of Digital Town Initiatives -- 8.3 Community Resilience, Vertical Integration, and Horizontal Integration -- 8.4 Measuring the Governance of Digital Town Initiatives -- 8.5 Conclusions -- References -- Chapter 9: Bringing It All Together: The Digital Town Readiness Framework -- 9.1 Introduction -- 9.2 Design Principles -- 9.3 The Digital Town Readiness Framework (DTRF) -- 9.4 Digital Town Dimensions, Sub-dimensions, and Indicators -- 9.4.1 Digital Citizens -- 9.4.2 Digital Public Services -- 9.4.3 Digital Business -- 9.4.4 Digital Civil Society -- 9.4.5 Infrastructure for Digital Connectivity -- 9.4.6 Digital Education -- 9.4.7 Governance of Digital Town Initiatives -- 9.5 Methodological Considerations -- 9.5.1 Selection of Indicators -- 9.5.2 Data Collection -- 9.5.3 Data Preparation and Cleaning -- 9.5.4 Weighting and Aggregation -- 9.5.5 Sensitivity Analysis. 9.5.6 Stakeholder Support and Communication -- 9.6 Conclusion -- References -- Useful Links -- Index. |
| Record Nr. | UNINA-9910544852103321 |
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Lynn Theo
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| Cham, : Springer Nature, 2022 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Energy Harvesters and Self-powered Sensors for Smart Electronics
| Energy Harvesters and Self-powered Sensors for Smart Electronics |
| Autore | Shi Qiongfeng |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (121 p.) |
| Soggetto topico | Information technology industries |
| Soggetto non controllato |
energy harvesting
vibration broadband resonant frequency piezoelectric vibration energy harvester low frequency wideband modeling energy harvester temperature threshold piezoelectricity vibrational cantilever bimetallic effect piezoelectric optimization pattern search FEM PZT electromagnetic hybrid energy harvester power density improvement piezoelectric energy harvester tandem vortex-induced vibration flowing water vibration energy harvesting electromagnetic generator (EMG) nonlinear magnetic coupling high performance diamagnetically stabilized levitation Taguchi method stable levitation maximum gap electromagnetic energy harvester human body kinetic energy |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557643603321 |
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Shi Qiongfeng
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Passive Planar Microwave Devices
| Passive Planar Microwave Devices |
| Autore | Fernandez-Prieto Armando |
| Pubbl/distr/stampa | Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 |
| Descrizione fisica | 1 electronic resource (180 p.) |
| Soggetto topico |
Technology: general issues
History of engineering & technology |
| Soggetto non controllato |
microwave tunable phase shifters
3 dB/90° coupler K band HD MSP RF SVM wireless sensing technology antenna design constrained optimization problems coral reefs optimization algorithm meta-heuristics antenna MIMO octagonal planar UWB vivaldi antenna miniaturized high gain surface plasmons ultrawideband microwave sensor differential sensor dielectric characterization microfluidics electrically small resonators biosensors dual-band differential filter common-mode suppression magnetic coupling multilayer structure glide symmetry higher symmetries Maxwell fish-eye lens metasurface periodic structures printed circuit board coplanar waveguides vehicular networks IEEE 802.11p indium-tin oxide (ITO) transparent antenna bandpass filter discriminating coupling high selectivity source-load coupling plasma diagnostics electron density measurement planar microwave cutoff probe bar-type cutoff probe ring-type cutoff probe computational characterization substrate integrated waveguide ridge waveguide tapering structure broadband microwave devices |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910580210403321 |
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Fernandez-Prieto Armando
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| Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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