High-Z materials for x-ray detection : material properties and characterization techniques / / edited by Leonardo Abbene, Krzysztof Iniewski

• Pubblicazione: Cham, Switzerland : , : Springer, , [2023]; ©2023
• Descrizione fisica: 1 online resource (246 pages)
• Disciplina: 636.005
• Soggetto topico: Semiconductors - Materials
• Persona (resp. second.): AbbeneLeonardo; IniewskiKrzysztof (Kris)
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: Intro -- Preface -- Contents -- About the Editors -- High-Z Materials for X-Ray and Gamma Ray Detection in Medical Imaging -- 1 Introduction -- 2 X-Ray and Gamma Ray Basics -- 2.1 Ionization Radiation -- 2.2 X-Ray and Gamma Ray Interactions with Matter -- 2.3 X-Ray Generation -- 2.4 Radiation Detectors -- 3 Imagining Using X-Rays -- 3.1 Radiography -- 3.2 Fluoroscopy -- 3.3 Tomographic Imaging -- 3.4 Spectral Imaging -- 4 Imaging Using Gamma Rays -- 4.1 Nuclear Medicine -- 4.2 Single-Photon Emission Tomography (SPECT) -- 4.3 Positron Emission Tomography (PET) -- 4.4 Multi-Mode Imaging Modalities -- 5 Conclusions -- Bibliography -- Large Area Thin-Film CdTe as the Next-Generation X-Ray Detector for Medical Imaging Applications -- 1 Introduction -- 2 Large Area Thin-Film CdTe Detector for Medical Imaging Applications -- 2.1 Direct Detection Configuration and Imaging Characteristics -- 2.2 Diagnostic X-Ray Imaging -- 2.2.1 Detector Optimization -- 2.2.2 Mammography Application -- 2.3 Radiation Therapy Imaging -- 2.3.1 Detector Design and Optimization -- 2.3.2 Verification Measurements -- 2.3.3 Multilayer Detector -- 3 Radiation Effects on CdTe Detector -- 4 Conclusions -- References -- Investigation of Structural Defects of(Cd, Zn)Te Crystals Grown by the Traveling Heater Method -- 1 Introduction -- 2 Detector Material Requirements -- 3 Traveling Heater Method -- 4 Compositional Uniformity -- 5 Inclusions -- 6 Defects and Stress -- 7 Resistivity -- 8 Conclusion and Outlook -- References -- Solution Growth of CdZnTe Crystals for X-Ray Detector -- 1 Introduction -- 2 Direct Mixed Solution Growth Method -- 2.1 Design of Direct Mixed Solution Growth Process -- 2.2 Optimizations of Direct Mixed Solution Growth Process -- 3 Traveling Heater Method -- 3.1 Thermal Optimization -- 3.1.1 Design of Thermal Structure -- 3.1.2 Temperature Profile Stability. ; 3.2 Interface Control by Rotation of Ampoule -- 3.3 Numerical Study of ACRT in the THM Growth -- 3.4 Characterization of THM Samples -- 4 Conclusion -- References -- Three-Dimensional Mapping of Carrier Lifetime and Mobility -- 1 Introduction -- 2 Review of ps: [/EMC pdfmark [/objdef Equ /Subtype /Span /ActualText (mu tau) /StPNE pdfmark [/StBMC pdfmarkμτps: [/EMC pdfmark [/StPop pdfmark [/StBMC pdfmark Extraction Methods -- 2.1 Fitting the Hecht Equation -- 2.2 Direct Measurement Method -- 2.3 Drift Time Method -- 2.4 Time of Flight -- 3 3D Mapping of Mobility and Lifetime in CZT -- 3.1 Detector Operation -- 3.2 Measurements and Data -- 3.3 ps: [/EMC pdfmark [/objdef Equ /Subtype /Span /ActualText (mu Subscript e Baseline tau Subscript e) /StPNE pdfmark [/StBMC pdfmarkμeτeps: [/EMC pdfmark [/StPop pdfmark [/StBMC pdfmark-Product -- 3.4 ps: [/EMC pdfmark [/objdef Equ /Subtype /Span /ActualText (tau Subscript e) /StPNE pdfmark [/StBMC pdfmarkτeps: [/EMC pdfmark [/StPop pdfmark [/StBMC pdfmark -- 3.5 ps: [/EMC pdfmark [/objdef Equ /Subtype /Span /ActualText (mu Subscript e) /StPNE pdfmark [/StBMC pdfmarkμeps: [/EMC pdfmark [/StPop pdfmark [/StBMC pdfmark -- 3.6 Modeling Detector Response -- 3.6.1 COMSOL Model -- 3.6.2 Implementation of ps: [/EMC pdfmark [/objdef Equ /Subtype /Span /ActualText (mu Subscript e Baseline tau Subscript e) /StPNE pdfmark [/StBMC pdfmarkμeτeps: [/EMC pdfmark [/StPop pdfmark [/StBMC pdfmark-map -- 4 Final Remarks -- References -- Investigation on the Polarization Effect and Depolarization Technique of CZT Detector Under High Flux Rate X-/γ-RayIrradiation -- 1 Introduction -- 2 Defects in CZT Crystal -- 2.1 Source of Defects -- 2.2 Effects of Defects -- 2.3 Defect Testing Technique -- 3 Temporal Response Experiment -- 3.1 Sensitivity -- 3.2 Sensitivity Test -- 3.3 Sub-bandgap Illumination Optimization. ; 4 Analysis and Discussion -- 4.1 Shape Changes with no IR Illumination -- 4.2 Effects of IR Illumination on the Temporal Response of CZT Detector -- 5 Conclusion -- References -- Research on the Performance of CZT Detector in Alpha Particle Detection -- 1 Introduction -- 2 CZT Detecting System -- 2.1 CZT Detector -- 2.2 Electronics -- 2.3 DAQ Program and Upper Computer Program -- 3 Am-Pu α Particle Source Spectrum Acquisition -- 3.1 Linear Response Test -- 3.2 Electronic Noise Measurement -- 3.3 Am-Pu α Particle Spectrum Acquisition -- 3.4 Electron Mobility-Lifetime Product Measurement -- 4 Simulations of CZT Detector's Spectral Response -- 4.1 Simulation of α Source and α-CZT Interaction -- 4.2 Simulation of Charge Carrier Transport -- 4.3 Simulation of Electronic Noise -- 4.4 Spectrum Reconstruction -- 4.5 Estimation of the Influence of 100 nm Cr Coating on the Performance of CZT Detector -- 5 Conclusion -- References -- CdZnTeSe: Recent Advances for Radiation Detector Applications -- 1 Introduction -- 2 Te Inclusions and Sub-grain Boundaries and Their Networks in CZT -- 3 Effects of Se Addition to the CdZnTe Matrix -- References -- Investigation of Charge Transport Properties and the Role of Point Defects in CdZnTeSe Room Temperature Radiation Detectors -- 1 Introduction -- 2 Growth of CZTS Single Crystals -- 2.1 Vertical Bridgman Method -- 2.2 Vertical Gradient Freeze Method -- 2.3 Crystal Cutting and Detector Fabrication -- 3 Structural, Electrical, and Spectroscopic Characterization -- 3.1 Structural and Compositional Characterization -- 3.2 Electrical and Spectroscopic Characterization -- 4 Density Functional Theory Calculations: Defect Formation -- 5 Photo-Induced Current Transient Spectroscopy Measurements -- References -- Charge Sharing and Cross Talk Effects in High-Z and Wide-Bandgap Compound Semiconductor Pixel Detectors. ; 1 Introduction -- 2 Charge Sharing and Cross Talk Events in CZT Pixel Detectors -- 2.1 Charge Sharing Events -- 2.2 Fluorescence Cross Talk Events -- 2.3 Weighting Potential Cross Talk Events -- 3 Detection and Correction of Charge Sharing in CZT Pixel Detectors -- 3.1 Coincidence Events with Multiplicity m == 2 -- 4 Coincidence Events with Multiplicity m > -- 2 -- 5 Conclusions -- References -- Effect of Electron Irradiation on Spectroscopic Properties of Schottky Barrier CdTe Semiconductor Detectors -- 1 Introduction -- 2 Cadmium Telluride Detectors -- 3 Polarization Effect -- 4 Radiation Hardness of CdTe Detectors -- 5 Experimental Details -- 5.1 Detector Fabrication -- 6 Electron Irradiation -- 7 Spectroscopic Measurements -- 8 Simulations of Electron Irradiation -- 9 Results and Discussion -- 10 Summary -- References -- A Path to Produce High-Performance CdZnTe Crystals for Radiation Detection Applications: Crystal Growth by THM, Surface Preparation, and Electrode Deposition -- 1 Introduction -- 2 Traveling Heater Method -- 3 Crystal Defects -- 4 Surface Preparation and Electrode Deposition -- 5 CdZnTe Crystal Growth -- 6 Properties of THM-Grown Crystals -- 7 Conclusion -- References -- Index.
• Titolo autorizzato: High-Z Materials for X-Ray Detection
• ISBN: 3-031-20955-9
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Lingua di pubblicazione: Inglese
• Record Nr.: 9910637708803321
• Lo trovi qui: Univ. Federico II