01251nam0 2200313 450 00001648120081112102307.088-204-2183-620080925d1981----km-y0itay50------baitaITy-------001yy<<L'>>offerta di lavoro giovanile in Piemonte dell'Osservatorio del mercato del lavoro della regione Piemontea cura di Ugo Colombino, Diego Gambetta, Francesca RondiMilanoFranco Angelic1981190, 30 p.22 cmProgrammazione regionaleSez. 232001Programmazione regionale<<L'>>offerta di lavoro giovanile in Piemonte dell'Osservatorio del mercato del lavoro della regione Piemonte34497Giovani331.1318Occupazione e disoccupazioneGambetta,DiegoColombino,UgoRondi,FrancescaPiemonte :Osservatorio sul mercato del lavoro6390ITUNIPARTHENOPE20080925RICAUNIMARC000016481824/49115NAVA2Offerta di lavoro giovanile in Piemonte dell'Osservatorio del mercato del lavoro della regione Piemonte34497UNIPARTHENOPE02115nam0 22005533i 450 VAN027932920240708092608.969N978303136255220240708d2023 |0itac50 baengCH|||| |||||Dark and Bright MathematicsHidden Harmony in Art, History and CultureDirk HuylebrouckChamBirkhäuserSpringer2023xvii, 241 p.ill.24 cmTranslation from Dutch001VAN02722112001 Copernicus BooksSparking Curiosity and Explaining the World210 ChamSpringer2022-Allah's GeometryKW:KColdplay MathKW:KColumbus' MeridianKW:KDemaineKW:KFacebook MathKW:KFailing Lottery MachinesKW:KGolden Section MythKW:KHalal MathematicsKW:KHitlerKW:KLe CorbusierKW:KLeonardo da VinciKW:KMathematical MurdersKW:KNautilus ShellKW:KNew AgeKW:KNewton's Indian AppleKW:KRoman EmperorsKW:KStock Exchange and MathKW:KTuringKW:KUnprovabilityKW:KVedic MathKW:KCHChamVANL001889HuylebrouckDirkVANV098067780968Birkhäuser <editore>VANV108193650Springer <editore>VANV108073650ITSOL20240719RICAhttps://doi.org/10.1007/978-3-031-36255-2E-book – Accesso al full-text attraverso riconoscimento IP di Ateneo, proxy e/o ShibbolethBIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICAIT-CE0120VAN08NVAN0279329BIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICA08CONS e-Book 9369 08eMF9369 20240715 Dark and Bright Mathematics3587964UNICAMPANIA05276nam 22007574a 450 991087743130332120200520144314.097866104491499781280449147128044914497804703006710470300671978047087176804708717689780470871751047087175X(CKB)1000000000355990(EBL)257717(SSID)ssj0000115144(PQKBManifestationID)11138105(PQKBTitleCode)TC0000115144(PQKBWorkID)10006695(PQKB)10286894(MiAaPQ)EBC257717(CaSebORM)9780470871744(OCoLC)85784100(PPN)188220089(OCoLC)832740260(OCoLC)ocn832740260 (EXLCZ)99100000000035599020050914d2006 uy 0engur|n|---|||||txtccrBroadband planar antennas design and applications /Zhi Ning Chen and Michael Y.W. Chia1st editionChichester, England ;Hoboken, NJ John Wiley & Sonsc20061 online resource (259 p.)Description based upon print version of record.9780470871744 0470871741 Includes bibliographical references and index.Broadband Planar Antennas; Contents; Foreword; Preface; Acknowledgements; 1 Planar Radiators; 1.1 Introduction; 1.2 Bandwidth Definitions; 1.2.1 Impedance Bandwidth; 1.2.2 Pattern Bandwidth; 1.2.3 Polarization or Axial-ratio Bandwidth; 1.2.4 Summary; 1.3 Planar Antennas; 1.3.1 Suspended Plate Antennas; 1.3.2 Bent Plate Antennas; 1.4 Overview of this Book; References; 2 Broadband Microstrip Patch Antennas; 2.1 Introduction; 2.2 Important Features of Microstrip Patch Antennas; 2.2.1 Patch Shapes; 2.2.2 Substrates; 2.2.3 Feeding Structures; 2.2.4 Example: Rectangular Microstrip Patch Antennas2.3 Broadband Techniques2.3.1 Lowering the Q; 2.3.2 Using an Impedance Matching Network; 2.3.3 Case Study: Microstrip Patch Antenna with Impedance Matching Stub; 2.3.4 Introducing Multiple Resonances; 2.3.5 Case Study: Microstrip Patch Antenna with Stacked Elements; References; 3 Broadband Suspended Plate Antennas; 3.1 Introduction; 3.2 Techniques to Broaden Impedance Bandwidth; 3.2.1 Capacitive Load; 3.2.2 Slotted Plates; 3.2.3 Case Study: SPA with an W-shaped Slot; 3.2.4 Electromagnetic Coupling; 3.2.5 Nonplanar Plates; 3.2.6 Vertical Feed Sheet3.3 Techniques to Enhance Radiation Performance3.3.1 Radiation Characteristics of SPAs; 3.3.2 SPA with Dual Feed Probes; 3.3.3 Case Study: Center-concaved SPA with Dual Feed Probes; 3.3.4 SPA with Half-wavelength Probe-fed Strip; 3.3.5 SPA with Probe-fed Center Slot; 3.3.6 Case Study: Center-fed SPA with Double L-shaped Probes; 3.3.7 SPA with Slots and Shorting Strips; 3.4 Arrays with Suspended Plate Elements; 3.4.1 Mutual Coupling between Two Suspended Plate Elements; 3.4.2 Reduced-size Array above Double-tiered Ground Plane; References; 4 Planar Inverted-L/F Antennas; 4.1 Introduction4.2 The Inverted-L/F Antenna4.3 Broadband Planar Inverted-F/L Antenna; 4.3.1 Planar Inverted-F Antenna; 4.3.2 Planar Inverted-L Antenna; 4.4 Case Studies; 4.4.1 Handset Antennas; 4.4.2 Laptop Computer Antennas; References; 5 Planar Monopole Antennas and Ultra-wideband Applications; 5.1 Introduction; 5.2 Planar Monopole Antenna; 5.2.1 Planar Bi-conical Structure; 5.2.2 Planar Monopoles; 5.2.3 Roll Monopoles; 5.2.4 EMC Feeding Methods; 5.3 Planar Antennas for UWB Applications; 5.3.1 Ultra-wideband Technology; 5.3.2 Considerations for UWB Antennas and Source Pulses5.3.3 Planar UWB Antenna and Assessment5.4 Case Studies; 5.4.1 Planar UWB Antenna Printed on a PCB; 5.4.2 Planar UWB Antenna Embedded into a Laptop Computer; 5.4.3 Planar Directional UWB Antenna; References; IndexThe increasing demand for wireless communications has revolutionised the lifestyle of today's society and one of the key components of wireless technology is antenna design. Broadband planar antennas are the newest generation of antennas boasting the attractive features required, such as broad operating bandwidth, low profile, light weight, low cost and ease of integration into arrays or Radio Frequency (RF) circuits, to make them ideal components of modern communications systems. Research into small and broadband antennas has been spurred by the rapid development of portable wireless communiAntennas (Electronics)Microstrip antennasBroadband communication systemsEquipment and suppliesAntennas (Electronics)Microstrip antennas.Broadband communication systemsEquipment and supplies.621.384/135Chen Zhi Ning501793Chia Michael Y. W501794MiAaPQMiAaPQMiAaPQBOOK9910877431303321Broadband planar antennas727687UNINA