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Microstructural characterization of polymers by positron lifetime spectroscopy / / by Jag J. Singh
| Microstructural characterization of polymers by positron lifetime spectroscopy / / by Jag J. Singh |
| Autore | Singh Jag J. |
| Pubbl/distr/stampa | Hampton, VA : , : NASA Langley Research Center, , [1996] |
| Descrizione fisica | 1 online resource (6 unnumbered pages) : illustrations |
| Collana | NASA-TM |
| Soggetto topico |
Positron annihilation
Acrylic resins Epoxy compounds Aging (materials) Polyimides Spectroscopy Microstructure Quenching (atomic physics) |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910705777503321 |
Singh Jag J.
|
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| Hampton, VA : , : NASA Langley Research Center, , [1996] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Principles and applications of positron & positronium chemistry [[electronic resource] /] / editors, Y.C. Jean, P.E. Mallon, D.M. Schrader
| Principles and applications of positron & positronium chemistry [[electronic resource] /] / editors, Y.C. Jean, P.E. Mallon, D.M. Schrader |
| Pubbl/distr/stampa | River Edge, New Jersey, : World Scientific, c2003 |
| Descrizione fisica | 1 online resource (424 p.) |
| Disciplina | 539.7214 |
| Altri autori (Persone) |
JeanY. C
MallonP. E SchraderD. M |
| Soggetto topico |
Positrons
Positron annihilation Positronium |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-281-92827-5
9786611928278 981-277-561-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Preface; Acknowledgments; CONTENTS; Chapter 1 Introduction to Positron and Positronium Chemistry; 1.1 A new chemistry: positronium chemistry; 1.2 Existing books and articles on positron and positronium chemistry and annihilation; Problems; References; Answers to problems; Chapter 2 Compounds of Positrons and Positronium; 2.1 Introduction; 2.2 Quantum mechanical considerations; 2.2.1 Basic physics of mixed electron-positron systems; 2.2.2 The calculation of annihilation rates; 2.2.3 Quantum mechanical methods; 2.2.3.1 The stochastic variational method (SVM)
2.2.3.2 The quantum Monte Carlo (QMC) method2.2.3.3 Other methods; 2.3 Current knowledge of bound states; 2.3.1 Polyleptons; 2.3.2 One-electron atoms; 2.3.3 Two-electron atoms (excluding He); 2.3.4 The nonmetals; 2.3.5 The noble gases; 2.3.6 Molecules; Acknowledgments; References; Chapter 3 Experimental Techniques in Positron Spectroscopy; 3.1 Introduction; 3.2 Positron sources; 3.2.1 Introduction; 3.2.2 Radioactive sources for laboratory experiments; 3.2.3 Positron sources for facility-based beams; 3.2.4 Accelerator-based positron sources for the laboratory 3.3 Particle and radiation detectors3.3.1 Radiation detectors; 3.3.1.1 Scintillation detectors; 3.3.1.2 Semiconductor detectors; 3.3.1.3 Multiwire proportional chambers; 3.3.2 Particle detectors; 3.3.2.1 Scintillators; 3.3.2.2 Surface-barrier detectors; 3.3.2.3 Channel electron multipliers; 3.4 Notes on pulse electronics; 3.4.1 Transmission of pulses; 3.4.2 Elements of circuits used in positron spectroscopy; 3.4.2.1 Discriminators; 3.4.2.2 Amplifiers; 3.4.2.3 Single and multi-channel analyzers; 3.5 Lifetime spectrometry; 3.6 Doppler broadening spectroscopy; 3.6.1 Introduction 3.6.2 Experimental set-up3.6.3 Data analysis; 3.6.4 Two-detector technique; 3.7 Age-momentum correlation (AMOC); 3.8 Angular correlation of annihilation radiation (ACAR); 3.8.1 One-dimensional ACAR; 3.8.2 Two-dimensional ACAR; 3.9 Positron beams; 3.9.1 Positron moderators; 3.9.2 Laboratory-based beams; 3.9.3 Facility-based beams; 3.9.4 Beam bunching; 3.9.5 Polarized positron beams; 3.9.6 MeV positron beams; 3.9.7 Time-of-flight spectrometry; 3.9.8 Positron microscopy; 3.9.9 Plasma-generated positron beams; Problems; References; Answers to Problems Chapter 4 Organic and Inorganic Chemistry of the Positron and Positronium4.1 Positronium formation in condensed matter; 4.1.1 The spur model in polar solvents (Strasbourg Group) [2]; 4.1.2 The spur model in nonpolar solvents; 4.1.3 Quantitative approaches and modeling of Ps formation; 4.1.4 Positronium formation in solids; 4.2 Positron chemistry; 4.3 Positronium states in condensed matter; 4.3.1 Ps trapping in liquids: the bubble model; 4.3.2 Ps trapping in solids: the free volume model; 4.3.3 Ps states in condensed matter: the contact density parameter; 4.4 Positronium chemistry in liquids 4.4.1 Positronium reactions |
| Record Nr. | UNINA-9910454082903321 |
| River Edge, New Jersey, : World Scientific, c2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Principles and applications of positron & positronium chemistry [[electronic resource] /] / editors, Y.C. Jean, P.E. Mallon, D.M. Schrader
| Principles and applications of positron & positronium chemistry [[electronic resource] /] / editors, Y.C. Jean, P.E. Mallon, D.M. Schrader |
| Pubbl/distr/stampa | River Edge, New Jersey, : World Scientific, c2003 |
| Descrizione fisica | 1 online resource (424 p.) |
| Disciplina | 539.7214 |
| Altri autori (Persone) |
JeanY. C
MallonP. E SchraderD. M |
| Soggetto topico |
Positrons
Positron annihilation Positronium |
| ISBN |
1-281-92827-5
9786611928278 981-277-561-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Preface; Acknowledgments; CONTENTS; Chapter 1 Introduction to Positron and Positronium Chemistry; 1.1 A new chemistry: positronium chemistry; 1.2 Existing books and articles on positron and positronium chemistry and annihilation; Problems; References; Answers to problems; Chapter 2 Compounds of Positrons and Positronium; 2.1 Introduction; 2.2 Quantum mechanical considerations; 2.2.1 Basic physics of mixed electron-positron systems; 2.2.2 The calculation of annihilation rates; 2.2.3 Quantum mechanical methods; 2.2.3.1 The stochastic variational method (SVM)
2.2.3.2 The quantum Monte Carlo (QMC) method2.2.3.3 Other methods; 2.3 Current knowledge of bound states; 2.3.1 Polyleptons; 2.3.2 One-electron atoms; 2.3.3 Two-electron atoms (excluding He); 2.3.4 The nonmetals; 2.3.5 The noble gases; 2.3.6 Molecules; Acknowledgments; References; Chapter 3 Experimental Techniques in Positron Spectroscopy; 3.1 Introduction; 3.2 Positron sources; 3.2.1 Introduction; 3.2.2 Radioactive sources for laboratory experiments; 3.2.3 Positron sources for facility-based beams; 3.2.4 Accelerator-based positron sources for the laboratory 3.3 Particle and radiation detectors3.3.1 Radiation detectors; 3.3.1.1 Scintillation detectors; 3.3.1.2 Semiconductor detectors; 3.3.1.3 Multiwire proportional chambers; 3.3.2 Particle detectors; 3.3.2.1 Scintillators; 3.3.2.2 Surface-barrier detectors; 3.3.2.3 Channel electron multipliers; 3.4 Notes on pulse electronics; 3.4.1 Transmission of pulses; 3.4.2 Elements of circuits used in positron spectroscopy; 3.4.2.1 Discriminators; 3.4.2.2 Amplifiers; 3.4.2.3 Single and multi-channel analyzers; 3.5 Lifetime spectrometry; 3.6 Doppler broadening spectroscopy; 3.6.1 Introduction 3.6.2 Experimental set-up3.6.3 Data analysis; 3.6.4 Two-detector technique; 3.7 Age-momentum correlation (AMOC); 3.8 Angular correlation of annihilation radiation (ACAR); 3.8.1 One-dimensional ACAR; 3.8.2 Two-dimensional ACAR; 3.9 Positron beams; 3.9.1 Positron moderators; 3.9.2 Laboratory-based beams; 3.9.3 Facility-based beams; 3.9.4 Beam bunching; 3.9.5 Polarized positron beams; 3.9.6 MeV positron beams; 3.9.7 Time-of-flight spectrometry; 3.9.8 Positron microscopy; 3.9.9 Plasma-generated positron beams; Problems; References; Answers to Problems Chapter 4 Organic and Inorganic Chemistry of the Positron and Positronium4.1 Positronium formation in condensed matter; 4.1.1 The spur model in polar solvents (Strasbourg Group) [2]; 4.1.2 The spur model in nonpolar solvents; 4.1.3 Quantitative approaches and modeling of Ps formation; 4.1.4 Positronium formation in solids; 4.2 Positron chemistry; 4.3 Positronium states in condensed matter; 4.3.1 Ps trapping in liquids: the bubble model; 4.3.2 Ps trapping in solids: the free volume model; 4.3.3 Ps states in condensed matter: the contact density parameter; 4.4 Positronium chemistry in liquids 4.4.1 Positronium reactions |
| Record Nr. | UNINA-9910782281203321 |
| River Edge, New Jersey, : World Scientific, c2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Principles and applications of positron & positronium chemistry [[electronic resource] /] / editors, Y.C. Jean, P.E. Mallon, D.M. Schrader
| Principles and applications of positron & positronium chemistry [[electronic resource] /] / editors, Y.C. Jean, P.E. Mallon, D.M. Schrader |
| Pubbl/distr/stampa | River Edge, New Jersey, : World Scientific, c2003 |
| Descrizione fisica | 1 online resource (424 p.) |
| Disciplina | 539.7214 |
| Altri autori (Persone) |
JeanY. C
MallonP. E SchraderD. M |
| Soggetto topico |
Positrons
Positron annihilation Positronium |
| ISBN |
1-281-92827-5
9786611928278 981-277-561-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Preface; Acknowledgments; CONTENTS; Chapter 1 Introduction to Positron and Positronium Chemistry; 1.1 A new chemistry: positronium chemistry; 1.2 Existing books and articles on positron and positronium chemistry and annihilation; Problems; References; Answers to problems; Chapter 2 Compounds of Positrons and Positronium; 2.1 Introduction; 2.2 Quantum mechanical considerations; 2.2.1 Basic physics of mixed electron-positron systems; 2.2.2 The calculation of annihilation rates; 2.2.3 Quantum mechanical methods; 2.2.3.1 The stochastic variational method (SVM)
2.2.3.2 The quantum Monte Carlo (QMC) method2.2.3.3 Other methods; 2.3 Current knowledge of bound states; 2.3.1 Polyleptons; 2.3.2 One-electron atoms; 2.3.3 Two-electron atoms (excluding He); 2.3.4 The nonmetals; 2.3.5 The noble gases; 2.3.6 Molecules; Acknowledgments; References; Chapter 3 Experimental Techniques in Positron Spectroscopy; 3.1 Introduction; 3.2 Positron sources; 3.2.1 Introduction; 3.2.2 Radioactive sources for laboratory experiments; 3.2.3 Positron sources for facility-based beams; 3.2.4 Accelerator-based positron sources for the laboratory 3.3 Particle and radiation detectors3.3.1 Radiation detectors; 3.3.1.1 Scintillation detectors; 3.3.1.2 Semiconductor detectors; 3.3.1.3 Multiwire proportional chambers; 3.3.2 Particle detectors; 3.3.2.1 Scintillators; 3.3.2.2 Surface-barrier detectors; 3.3.2.3 Channel electron multipliers; 3.4 Notes on pulse electronics; 3.4.1 Transmission of pulses; 3.4.2 Elements of circuits used in positron spectroscopy; 3.4.2.1 Discriminators; 3.4.2.2 Amplifiers; 3.4.2.3 Single and multi-channel analyzers; 3.5 Lifetime spectrometry; 3.6 Doppler broadening spectroscopy; 3.6.1 Introduction 3.6.2 Experimental set-up3.6.3 Data analysis; 3.6.4 Two-detector technique; 3.7 Age-momentum correlation (AMOC); 3.8 Angular correlation of annihilation radiation (ACAR); 3.8.1 One-dimensional ACAR; 3.8.2 Two-dimensional ACAR; 3.9 Positron beams; 3.9.1 Positron moderators; 3.9.2 Laboratory-based beams; 3.9.3 Facility-based beams; 3.9.4 Beam bunching; 3.9.5 Polarized positron beams; 3.9.6 MeV positron beams; 3.9.7 Time-of-flight spectrometry; 3.9.8 Positron microscopy; 3.9.9 Plasma-generated positron beams; Problems; References; Answers to Problems Chapter 4 Organic and Inorganic Chemistry of the Positron and Positronium4.1 Positronium formation in condensed matter; 4.1.1 The spur model in polar solvents (Strasbourg Group) [2]; 4.1.2 The spur model in nonpolar solvents; 4.1.3 Quantitative approaches and modeling of Ps formation; 4.1.4 Positronium formation in solids; 4.2 Positron chemistry; 4.3 Positronium states in condensed matter; 4.3.1 Ps trapping in liquids: the bubble model; 4.3.2 Ps trapping in solids: the free volume model; 4.3.3 Ps states in condensed matter: the contact density parameter; 4.4 Positronium chemistry in liquids 4.4.1 Positronium reactions |
| Record Nr. | UNINA-9910821246103321 |
| River Edge, New Jersey, : World Scientific, c2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Progress in positron annihilation / / edited by Radosław Załeski
| Progress in positron annihilation / / edited by Radosław Załeski |
| Pubbl/distr/stampa | [Stafa-Zurich, Switzerland] ; ; [Enfield, New Hampshire] : , : [Trans Tech Publications], , [2011] |
| Descrizione fisica | 1 online resource (172 p.) |
| Disciplina | 539.7/214 |
| Altri autori (Persone) | ZałeskiRadoslaw |
| Collana | Materials Science Forum |
| Soggetto topico |
Positron annihilation
Annihilation reactions |
| Soggetto genere / forma | Electronic books. |
| ISBN | 3-03813-451-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Progress in Positron Annihilation; Preface/Committees; Table of Contents; I. Theoretical Calculations; Electron and Positron Densities for Mono Vacancy in SiC; Influence of Electron-Electron Correlations and Lattice Effects on Positron-Electron Enhancement Factors; The Distribution of Slowing-Down Times of Positrons Emitted from 22Na and 68Ge\68Ga Isotopes into Metals; A Computational Model for Nano Scale Cavities in the Atomic Structure of Polymer Melt and Comparisons to PALS; Calculation of Gamma Spectra for Positron Annihilation on Molecules
Investigation of Resonances in the Scattering of a Heavy 'Positron' by H2 that Involve Vibrationally Excited Quasi-Bound StatesPositron Annihilation Characteristics in Superstrong Magnetic Fields; Similarity of Primary Processes in Tracks of Fast Electrons, Positrons, Muons and in Blobs of Moessbauer Atoms. Common Model of early Chemical Reactions for Radiation, Positron, Muon Chemistry and Moessbauer Spectroscopy; II. Positron Annihilation; Structural Characterisation of Er Implanted, Ge-Rich SiO2 Layers Using Slow Positron Implantation Spectroscopy Defects in Martensitic Stainless Steel 1.4031 (EN) Exposed to Friction as Seen by Positron AnnihilationPoint Defect Study in Fe72Al28 Alloy as a Function of Thermal Treatment by Positron Lifetime Spectroscopy; Studies on Radiation Defects in Tungsten Induced by W Self-Implantation; Positron Annihilation in Thermally Treated Co-Zr-V Metallic Glasses; Study of the e+ Distribution in a Layered Stack Sample Using Positron Lifetime Spectroscopy; III. Positronium; Localization of Positronium in Polymers Phase Transitions in Polymers Containing Long Self-Assembled CH2 Sequences in the Side Chain: A Positron Lifetime StudyPositron Annihilation Studies in Gamma Irradiated Polyesters; Effect of Dynamic Vulcanization on the Structure and Properties of Polypropylene/Rubber Mixtures Studied by Positron Annihilation and Thermostimulated Luminescence Techniques; The Effect of Impact Pressure on Positron Lifetime in Ultra High Molecular Weight Polyethylene (PE-UHMW)Chirulen®1120; Depth of Electron Traps in N-Alkanes; Positronium in Normal Alkanes. Selected Problems Preliminary Positron Lifetime Results on Free Volumes in CyclodextrinsOrtho-Positronium Reactions in Water Studied by Positron Annihilation Age-Momentum Correlation; Incorporation of the Magnetic Quenching Effect into the Blob Model of Ps Formation. Finite Sized Ps in a Potential Well; Positron Annihilation in Undercooled Water and Ice; Water in Montmorillonites; Influence of Atmospheric Gases Present in the Pores of MCM-41 on Lifetime of Ortho-Positronium; IV. Experimental Methods; Precise Measurement of Hyperfine Splitting of Positronium Using the Zeeman Effect New Experiment for the First Direct Measurement of Positronium Hyperfine Splitting with Sub-THz Light |
| Record Nr. | UNINA-9910462516603321 |
| [Stafa-Zurich, Switzerland] ; ; [Enfield, New Hampshire] : , : [Trans Tech Publications], , [2011] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Progress in positron annihilation / / edited by Radosław Załeski
| Progress in positron annihilation / / edited by Radosław Załeski |
| Pubbl/distr/stampa | [Stafa-Zurich, Switzerland] ; ; [Enfield, New Hampshire] : , : [Trans Tech Publications], , [2011] |
| Descrizione fisica | 1 online resource (172 p.) |
| Disciplina | 539.7/214 |
| Altri autori (Persone) | ZałeskiRadoslaw |
| Collana | Materials Science Forum |
| Soggetto topico |
Positron annihilation
Annihilation reactions |
| ISBN | 3-03813-451-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Progress in Positron Annihilation; Preface/Committees; Table of Contents; I. Theoretical Calculations; Electron and Positron Densities for Mono Vacancy in SiC; Influence of Electron-Electron Correlations and Lattice Effects on Positron-Electron Enhancement Factors; The Distribution of Slowing-Down Times of Positrons Emitted from 22Na and 68Ge\68Ga Isotopes into Metals; A Computational Model for Nano Scale Cavities in the Atomic Structure of Polymer Melt and Comparisons to PALS; Calculation of Gamma Spectra for Positron Annihilation on Molecules
Investigation of Resonances in the Scattering of a Heavy 'Positron' by H2 that Involve Vibrationally Excited Quasi-Bound StatesPositron Annihilation Characteristics in Superstrong Magnetic Fields; Similarity of Primary Processes in Tracks of Fast Electrons, Positrons, Muons and in Blobs of Moessbauer Atoms. Common Model of early Chemical Reactions for Radiation, Positron, Muon Chemistry and Moessbauer Spectroscopy; II. Positron Annihilation; Structural Characterisation of Er Implanted, Ge-Rich SiO2 Layers Using Slow Positron Implantation Spectroscopy Defects in Martensitic Stainless Steel 1.4031 (EN) Exposed to Friction as Seen by Positron AnnihilationPoint Defect Study in Fe72Al28 Alloy as a Function of Thermal Treatment by Positron Lifetime Spectroscopy; Studies on Radiation Defects in Tungsten Induced by W Self-Implantation; Positron Annihilation in Thermally Treated Co-Zr-V Metallic Glasses; Study of the e+ Distribution in a Layered Stack Sample Using Positron Lifetime Spectroscopy; III. Positronium; Localization of Positronium in Polymers Phase Transitions in Polymers Containing Long Self-Assembled CH2 Sequences in the Side Chain: A Positron Lifetime StudyPositron Annihilation Studies in Gamma Irradiated Polyesters; Effect of Dynamic Vulcanization on the Structure and Properties of Polypropylene/Rubber Mixtures Studied by Positron Annihilation and Thermostimulated Luminescence Techniques; The Effect of Impact Pressure on Positron Lifetime in Ultra High Molecular Weight Polyethylene (PE-UHMW)Chirulen®1120; Depth of Electron Traps in N-Alkanes; Positronium in Normal Alkanes. Selected Problems Preliminary Positron Lifetime Results on Free Volumes in CyclodextrinsOrtho-Positronium Reactions in Water Studied by Positron Annihilation Age-Momentum Correlation; Incorporation of the Magnetic Quenching Effect into the Blob Model of Ps Formation. Finite Sized Ps in a Potential Well; Positron Annihilation in Undercooled Water and Ice; Water in Montmorillonites; Influence of Atmospheric Gases Present in the Pores of MCM-41 on Lifetime of Ortho-Positronium; IV. Experimental Methods; Precise Measurement of Hyperfine Splitting of Positronium Using the Zeeman Effect New Experiment for the First Direct Measurement of Positronium Hyperfine Splitting with Sub-THz Light |
| Record Nr. | UNINA-9910790316603321 |
| [Stafa-Zurich, Switzerland] ; ; [Enfield, New Hampshire] : , : [Trans Tech Publications], , [2011] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Progress in positron annihilation / / edited by Radosław Załeski
| Progress in positron annihilation / / edited by Radosław Załeski |
| Pubbl/distr/stampa | [Stafa-Zurich, Switzerland] ; ; [Enfield, New Hampshire] : , : [Trans Tech Publications], , [2011] |
| Descrizione fisica | 1 online resource (172 p.) |
| Disciplina | 539.7/214 |
| Altri autori (Persone) | ZałeskiRadoslaw |
| Collana | Materials Science Forum |
| Soggetto topico |
Positron annihilation
Annihilation reactions |
| ISBN | 3-03813-451-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Progress in Positron Annihilation; Preface/Committees; Table of Contents; I. Theoretical Calculations; Electron and Positron Densities for Mono Vacancy in SiC; Influence of Electron-Electron Correlations and Lattice Effects on Positron-Electron Enhancement Factors; The Distribution of Slowing-Down Times of Positrons Emitted from 22Na and 68Ge\68Ga Isotopes into Metals; A Computational Model for Nano Scale Cavities in the Atomic Structure of Polymer Melt and Comparisons to PALS; Calculation of Gamma Spectra for Positron Annihilation on Molecules
Investigation of Resonances in the Scattering of a Heavy 'Positron' by H2 that Involve Vibrationally Excited Quasi-Bound StatesPositron Annihilation Characteristics in Superstrong Magnetic Fields; Similarity of Primary Processes in Tracks of Fast Electrons, Positrons, Muons and in Blobs of Moessbauer Atoms. Common Model of early Chemical Reactions for Radiation, Positron, Muon Chemistry and Moessbauer Spectroscopy; II. Positron Annihilation; Structural Characterisation of Er Implanted, Ge-Rich SiO2 Layers Using Slow Positron Implantation Spectroscopy Defects in Martensitic Stainless Steel 1.4031 (EN) Exposed to Friction as Seen by Positron AnnihilationPoint Defect Study in Fe72Al28 Alloy as a Function of Thermal Treatment by Positron Lifetime Spectroscopy; Studies on Radiation Defects in Tungsten Induced by W Self-Implantation; Positron Annihilation in Thermally Treated Co-Zr-V Metallic Glasses; Study of the e+ Distribution in a Layered Stack Sample Using Positron Lifetime Spectroscopy; III. Positronium; Localization of Positronium in Polymers Phase Transitions in Polymers Containing Long Self-Assembled CH2 Sequences in the Side Chain: A Positron Lifetime StudyPositron Annihilation Studies in Gamma Irradiated Polyesters; Effect of Dynamic Vulcanization on the Structure and Properties of Polypropylene/Rubber Mixtures Studied by Positron Annihilation and Thermostimulated Luminescence Techniques; The Effect of Impact Pressure on Positron Lifetime in Ultra High Molecular Weight Polyethylene (PE-UHMW)Chirulen®1120; Depth of Electron Traps in N-Alkanes; Positronium in Normal Alkanes. Selected Problems Preliminary Positron Lifetime Results on Free Volumes in CyclodextrinsOrtho-Positronium Reactions in Water Studied by Positron Annihilation Age-Momentum Correlation; Incorporation of the Magnetic Quenching Effect into the Blob Model of Ps Formation. Finite Sized Ps in a Potential Well; Positron Annihilation in Undercooled Water and Ice; Water in Montmorillonites; Influence of Atmospheric Gases Present in the Pores of MCM-41 on Lifetime of Ortho-Positronium; IV. Experimental Methods; Precise Measurement of Hyperfine Splitting of Positronium Using the Zeeman Effect New Experiment for the First Direct Measurement of Positronium Hyperfine Splitting with Sub-THz Light |
| Record Nr. | UNINA-9910813925703321 |
| [Stafa-Zurich, Switzerland] ; ; [Enfield, New Hampshire] : , : [Trans Tech Publications], , [2011] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Soggetto topico
-
Positron annihilation
(7)
- Annihilation reactions (3)
- Positronium (3)
- Positrons (3)
- Acrylic resins (1)