Application of SERS for Nanomaterials / / edited by Bing Zhao, Ronald Birke |
Pubbl/distr/stampa | Basel, Switzerland : , : MDPI - Multidisciplinary Digital Publishing Institute, , 2022 |
Descrizione fisica | 1 online resource (152 pages) |
Disciplina | 535.846 |
Soggetto topico |
Raman spectroscopy
Raman effect, Surface enhanced |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910674380603321 |
Basel, Switzerland : , : MDPI - Multidisciplinary Digital Publishing Institute, , 2022 | ||
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Lo trovi qui: Univ. Federico II | ||
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Develop spectroscopy techniques for detection of trace bacteria and biological toxins in foods ... annual report |
Pubbl/distr/stampa | Washington, D.C., : U.S. Dept. of Agriculture, Agricultural Research Service |
Descrizione fisica | : HTML files |
Disciplina | 363 |
Soggetto topico |
Raman effect, Surface enhanced
Spectrum analysis Pathogenic microorganisms - Detection - United States Food adulteration and inspection - United States Nanochemistry Food adulteration and inspection Pathogenic microorganisms - Detection |
Soggetto genere / forma | Periodicals. |
ISSN | 2153-7577 |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Periodico |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910698481003321 |
Washington, D.C., : U.S. Dept. of Agriculture, Agricultural Research Service | ||
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Lo trovi qui: Univ. Federico II | ||
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The dipole-quadrupole theory of surface enhanced Raman scattering [[electronic resource] /] / A.M. Polubotko |
Autore | Polubotko A. M |
Pubbl/distr/stampa | New York, : Nova Science Publishers, c2009 |
Descrizione fisica | 1 online resource (146 p.) |
Disciplina | 535.8/46 |
Soggetto topico |
Raman effect, Surface enhanced
Quadrupoles |
Soggetto genere / forma | Electronic books. |
ISBN | 1-61324-078-3 |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910465280903321 |
Polubotko A. M
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New York, : Nova Science Publishers, c2009 | ||
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Lo trovi qui: Univ. Federico II | ||
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The dipole-quadrupole theory of surface enhanced Raman scattering [[electronic resource] /] / A.M. Polubotko |
Autore | Polubotko A. M |
Pubbl/distr/stampa | New York, : Nova Science Publishers, c2009 |
Descrizione fisica | 1 online resource (146 p.) |
Disciplina | 535.8/46 |
Soggetto topico |
Raman effect, Surface enhanced
Quadrupoles |
ISBN | 1-61324-078-3 |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910791802903321 |
Polubotko A. M
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New York, : Nova Science Publishers, c2009 | ||
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Lo trovi qui: Univ. Federico II | ||
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Frontiers of surface-enhanced raman scattering : single-nanoparticles and single cells / / edited by Yukihiro Ozaki, Katrin Kneipp, Ricardo R Aroca |
Pubbl/distr/stampa | Chichester, England : , : Wiley, , 2014 |
Descrizione fisica | 1 online resource (367 p.) |
Disciplina | 543/.57 |
Soggetto topico |
Raman effect, Surface enhanced
Surfaces (Physics) Raman spectroscopy Spectrum analysis |
ISBN |
1-118-70360-X
1-118-70359-6 1-118-70357-X |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Cover; Title Page; Copyright; Contents; List of Contributors; Preface; Chapter 1 Calculation of Surface-Enhanced Raman Spectra Including Orientational and Stokes Effects Using TDDFT/Mie Theory QM/ED Method; 1.1 Introduction: Combined Quantum Mechanics/ Electrodynamics Methods; 1.2 Computational Details; 1.3 Summary of Model Systems; 1.4 Azimuthal Averaging; 1.5 SERS of Pyridine: Models G, A, B, S, and V; 1.6 Orientation Effects in SERS of Phthalocyanines; 1.7 Two Particle QM/ED Calculations; 1.8 Summary; Acknowledgment; References
Chapter 2 Non-resonant SERS Using the Hottest Hot Spots of Plasmonic Nanoaggregates2.1 Introduction; 2.2 Aggregates of Silver and Gold Nanoparticles and Their Hot Spots; 2.2.1 Evaluation of Plasmonic Nanoaggregates by Vibrational Pumping due to a Non-resonant SERS Process; 2.2.2 Probing Plasmonic Nanoaggregates by Electron Energy Loss Spectroscopy; 2.2.3 Probing Local Fields in Hot Spots by SERS and SEHRS; 2.3 SERS Using Hot Silver Nanoaggregates and Non-resonant NIR Excitation; 2.3.1 SERS Signal vs. Concentration of the Target Molecule 2.3.2 Spectroscopic Potential of Non-resonant SERS Using the Hottest Hot Spots2.4 Summary and Conclusions; References; Chapter 3 Effect of Nanoparticle Symmetry on Plasmonic Fields: Implications for Single-Molecule Raman Scattering; 3.1 Introduction; 3.2 Methodology; 3.3 Plasmon Mode Structure of Nanoparticle Clusters; 3.3.1 Dimers; 3.3.2 Trimers; 3.4 Effect of Plasmon Modes on SMSERS; 3.4.1 Effect of the Spectral Lineshape; 3.4.2 Effect of Multiple Normal Modes; 3.5 Conclusions; Acknowledgment; References Chapter 4 Experimental Demonstration of Electromagnetic Mechanism of SERS and Quantitative Analysis of SERS Fluctuation Based on the Mechanism4.1 Experimental Demonstration of the EM Mechanism of SERS; 4.1.1 Introduction; 4.1.2 Observations of the EM Mechanism in SERS Spectral Variations; 4.1.3 Observations of the EM Mechanism in the Refractive Index Dependence of SERS Spectra; 4.1.4 Quantitative Evaluation of the EM Mechanism of SERS; 4.1.5 Summary; 4.2 Quantitative Analysis of SERS Fluctuation Based on the EM Mechanism; 4.2.1 Introduction 4.2.2 Intensity and Spectral Fluctuation in SERS and SEF4.2.3 Framework for Analysis of Fluctuation in SERS and SEF; 4.2.4 Analysis of Intensity Fluctuation in SERS and SEF; 4.2.5 Analysis of Spectral Fluctuation in SERS and SEF; 4.2.6 Summary; 4.3 Conclusion; Acknowledgments; References; Chapter 5 Single-Molecule Surface-Enhanced Raman Scattering as a Probe for Adsorption Dynamics on Metal Surfaces; 5.1 Introduction; 5.2 Simultaneous Measurements of Conductance and SERS of a Single-Molecule Junction; 5.3 SERS Observation Using Heterometallic Nanodimers at the Single-Molecule Level 5.4 Conclusion |
Record Nr. | UNINA-9910140286103321 |
Chichester, England : , : Wiley, , 2014 | ||
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Lo trovi qui: Univ. Federico II | ||
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Frontiers of surface-enhanced raman scattering : single-nanoparticles and single cells / / edited by Yukihiro Ozaki, Katrin Kneipp, Ricardo R Aroca |
Pubbl/distr/stampa | Chichester, England : , : Wiley, , 2014 |
Descrizione fisica | 1 online resource (367 p.) |
Disciplina | 543/.57 |
Soggetto topico |
Raman effect, Surface enhanced
Surfaces (Physics) Raman spectroscopy Spectrum analysis |
ISBN |
1-118-70360-X
1-118-70359-6 1-118-70357-X |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Cover; Title Page; Copyright; Contents; List of Contributors; Preface; Chapter 1 Calculation of Surface-Enhanced Raman Spectra Including Orientational and Stokes Effects Using TDDFT/Mie Theory QM/ED Method; 1.1 Introduction: Combined Quantum Mechanics/ Electrodynamics Methods; 1.2 Computational Details; 1.3 Summary of Model Systems; 1.4 Azimuthal Averaging; 1.5 SERS of Pyridine: Models G, A, B, S, and V; 1.6 Orientation Effects in SERS of Phthalocyanines; 1.7 Two Particle QM/ED Calculations; 1.8 Summary; Acknowledgment; References
Chapter 2 Non-resonant SERS Using the Hottest Hot Spots of Plasmonic Nanoaggregates2.1 Introduction; 2.2 Aggregates of Silver and Gold Nanoparticles and Their Hot Spots; 2.2.1 Evaluation of Plasmonic Nanoaggregates by Vibrational Pumping due to a Non-resonant SERS Process; 2.2.2 Probing Plasmonic Nanoaggregates by Electron Energy Loss Spectroscopy; 2.2.3 Probing Local Fields in Hot Spots by SERS and SEHRS; 2.3 SERS Using Hot Silver Nanoaggregates and Non-resonant NIR Excitation; 2.3.1 SERS Signal vs. Concentration of the Target Molecule 2.3.2 Spectroscopic Potential of Non-resonant SERS Using the Hottest Hot Spots2.4 Summary and Conclusions; References; Chapter 3 Effect of Nanoparticle Symmetry on Plasmonic Fields: Implications for Single-Molecule Raman Scattering; 3.1 Introduction; 3.2 Methodology; 3.3 Plasmon Mode Structure of Nanoparticle Clusters; 3.3.1 Dimers; 3.3.2 Trimers; 3.4 Effect of Plasmon Modes on SMSERS; 3.4.1 Effect of the Spectral Lineshape; 3.4.2 Effect of Multiple Normal Modes; 3.5 Conclusions; Acknowledgment; References Chapter 4 Experimental Demonstration of Electromagnetic Mechanism of SERS and Quantitative Analysis of SERS Fluctuation Based on the Mechanism4.1 Experimental Demonstration of the EM Mechanism of SERS; 4.1.1 Introduction; 4.1.2 Observations of the EM Mechanism in SERS Spectral Variations; 4.1.3 Observations of the EM Mechanism in the Refractive Index Dependence of SERS Spectra; 4.1.4 Quantitative Evaluation of the EM Mechanism of SERS; 4.1.5 Summary; 4.2 Quantitative Analysis of SERS Fluctuation Based on the EM Mechanism; 4.2.1 Introduction 4.2.2 Intensity and Spectral Fluctuation in SERS and SEF4.2.3 Framework for Analysis of Fluctuation in SERS and SEF; 4.2.4 Analysis of Intensity Fluctuation in SERS and SEF; 4.2.5 Analysis of Spectral Fluctuation in SERS and SEF; 4.2.6 Summary; 4.3 Conclusion; Acknowledgments; References; Chapter 5 Single-Molecule Surface-Enhanced Raman Scattering as a Probe for Adsorption Dynamics on Metal Surfaces; 5.1 Introduction; 5.2 Simultaneous Measurements of Conductance and SERS of a Single-Molecule Junction; 5.3 SERS Observation Using Heterometallic Nanodimers at the Single-Molecule Level 5.4 Conclusion |
Record Nr. | UNINA-9910807373703321 |
Chichester, England : , : Wiley, , 2014 | ||
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Lo trovi qui: Univ. Federico II | ||
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Principles of surface-enhanced Raman spectroscopy [[electronic resource] ] : and related plasmonic effects / / Eric C. Le Ru and Pablo G. Etchegoin |
Autore | Le Ru Eric C |
Edizione | [1st ed.] |
Pubbl/distr/stampa | Amsterdam ; ; Boston, : Elsevier, 2009 |
Descrizione fisica | 1 online resource (688 p.) |
Disciplina | 543.57 |
Altri autori (Persone) | EtchegoinPablo G (Pablo Gabriel) |
Soggetto topico |
Raman spectroscopy
Raman effect, Surface enhanced Plasmons (Physics) |
Soggetto genere / forma | Electronic books. |
ISBN |
1-282-16909-2
9786612169090 0-08-093155-3 |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Front cover; Half title; Title; Copyright page; Table of Contents; Preface; Notations, units and other conventions; Chapter 1. A quick overview of surface-enhanced Raman spectroscopy; What is SERS? -- Basic principles; SERS probes and SERS substrates; SERS substrates; SERS probes; Example; Other important aspects of SERS; SERS enhancements; Sample preparation and metal/probe interaction; Main characteristics of the SERS signals; Related techniques; Related areas; Applications of SERS; Raman with improved sensitivity; SERS vs fluorescence spectroscopy; Applications specific to SERS
The current status of SERS Brief history of SERS; Where is SERS now?; Current `hot topics'; Overview of the book content; General outline of the book; General `spirit' of the book; Different reading plans; Chapter 2. Raman spectroscopy and related optical techniques; A brief introduction; The discovery of the Raman effect; Some applications of Raman spectroscopy; Raman spectroscopy instrumentation; Optical spectroscopy of molecules; The energy levels of molecules; Spectroscopic units and conversions; Optical absorption; Emission and luminescence; Scattering processes The concept of cross-section The Raman cross-sections; Examples of Raman cross-sections; Mechanical analogs; Absorption and fluorescence spectroscopy; Optical absorption and UV/Vis spectroscopy; Fluorescence spectroscopy; Photo-bleaching; Phenomenological approach to Raman scattering; Dipolar emission in vacuum; The concepts of polarizability and induced dipole; The linear optical polarizability; The Raman polarizability; The local field correction; Polarizabilities and scattering cross-sections; Final remarks on the phenomenological description; Vibrations and the Raman tensor General considerations A primer on vibrational analysis; The Raman tensor; Link to the Raman polarizability; Limitations of the classical approach; A brief overview of related Raman scattering processes; Quantum (or semi-classical) approach to Raman scattering; Justification of the classical approach; The quantization of vibrations; The full expressions for the Raman cross-section; The anti-Stokes to Stokes ratio; Advanced aspects of vibrations in molecules; More on vibrational analysis; More on symmetries and Raman selection rules; Modeling of molecular structure and vibrations; Summary Chapter 3. Introduction to plasmons and plasmonics Plasmonics and SERS; The optical properties of noble metals; The Drude model of the optical response; The optical properties of real metals; Non-local optical properties; What makes the metal--light interaction so special?; What are plasmons?; The plasmon confusion; Definition and history; The relation between plasmons and the dielectric function; Electromagnetic modes in infinite systems; Electromagnetic modes of a system of material bodies; Classification of electromagnetic modes; Other properties of electromagnetic modes Summary and discussion |
Record Nr. | UNINA-9910454144803321 |
Le Ru Eric C
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Amsterdam ; ; Boston, : Elsevier, 2009 | ||
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Lo trovi qui: Univ. Federico II | ||
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Principles of surface-enhanced Raman spectroscopy [[electronic resource] ] : and related plasmonic effects / / Eric C. Le Ru and Pablo G. Etchegoin |
Autore | Le Ru Eric C |
Edizione | [1st ed.] |
Pubbl/distr/stampa | Amsterdam ; ; Boston, : Elsevier, 2009 |
Descrizione fisica | 1 online resource (688 p.) |
Disciplina | 543.57 |
Altri autori (Persone) | EtchegoinPablo G (Pablo Gabriel) |
Soggetto topico |
Raman spectroscopy
Raman effect, Surface enhanced Plasmons (Physics) |
ISBN |
1-282-16909-2
9786612169090 0-08-093155-3 |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Front cover; Half title; Title; Copyright page; Table of Contents; Preface; Notations, units and other conventions; Chapter 1. A quick overview of surface-enhanced Raman spectroscopy; What is SERS? -- Basic principles; SERS probes and SERS substrates; SERS substrates; SERS probes; Example; Other important aspects of SERS; SERS enhancements; Sample preparation and metal/probe interaction; Main characteristics of the SERS signals; Related techniques; Related areas; Applications of SERS; Raman with improved sensitivity; SERS vs fluorescence spectroscopy; Applications specific to SERS
The current status of SERS Brief history of SERS; Where is SERS now?; Current `hot topics'; Overview of the book content; General outline of the book; General `spirit' of the book; Different reading plans; Chapter 2. Raman spectroscopy and related optical techniques; A brief introduction; The discovery of the Raman effect; Some applications of Raman spectroscopy; Raman spectroscopy instrumentation; Optical spectroscopy of molecules; The energy levels of molecules; Spectroscopic units and conversions; Optical absorption; Emission and luminescence; Scattering processes The concept of cross-section The Raman cross-sections; Examples of Raman cross-sections; Mechanical analogs; Absorption and fluorescence spectroscopy; Optical absorption and UV/Vis spectroscopy; Fluorescence spectroscopy; Photo-bleaching; Phenomenological approach to Raman scattering; Dipolar emission in vacuum; The concepts of polarizability and induced dipole; The linear optical polarizability; The Raman polarizability; The local field correction; Polarizabilities and scattering cross-sections; Final remarks on the phenomenological description; Vibrations and the Raman tensor General considerations A primer on vibrational analysis; The Raman tensor; Link to the Raman polarizability; Limitations of the classical approach; A brief overview of related Raman scattering processes; Quantum (or semi-classical) approach to Raman scattering; Justification of the classical approach; The quantization of vibrations; The full expressions for the Raman cross-section; The anti-Stokes to Stokes ratio; Advanced aspects of vibrations in molecules; More on vibrational analysis; More on symmetries and Raman selection rules; Modeling of molecular structure and vibrations; Summary Chapter 3. Introduction to plasmons and plasmonics Plasmonics and SERS; The optical properties of noble metals; The Drude model of the optical response; The optical properties of real metals; Non-local optical properties; What makes the metal--light interaction so special?; What are plasmons?; The plasmon confusion; Definition and history; The relation between plasmons and the dielectric function; Electromagnetic modes in infinite systems; Electromagnetic modes of a system of material bodies; Classification of electromagnetic modes; Other properties of electromagnetic modes Summary and discussion |
Record Nr. | UNINA-9910782540003321 |
Le Ru Eric C
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Amsterdam ; ; Boston, : Elsevier, 2009 | ||
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Lo trovi qui: Univ. Federico II | ||
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Surface enhanced Raman spectroscopy : analytical, biophysical and life science applications / / edited by Sebastian Schlücker |
Edizione | [4th ed.] |
Pubbl/distr/stampa | Weinheim, Germany : , : Wiley-VCH, , [2011] |
Descrizione fisica | 1 online resource (355 p.) |
Disciplina | 543.57 |
Altri autori (Persone) | SchlückerSebastian |
Collana | THEi Wiley ebooks |
Soggetto topico |
Raman spectroscopy
Raman effect, Surface enhanced |
ISBN |
3-527-63275-1
3-527-63276-X |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Surface Enhanced Raman Spectroscopy; Contents; Preface; List of Contributors; 1 Basic Electromagnetic Theory of SERS; 1.1 Introduction; 1.2 Plasmon Resonances and Field Enhancements; 1.2.1 Optical Properties of Simple Metals; 1.2.2 Planar Surfaces; 1.2.3 The Metallic Cylinder (2D) and Sphere (3D); 1.2.3.1 The Electrostatic Approximation; 1.2.3.2 Localized Surface Plasmon Resonances of the Cylinder; 1.2.3.3 Localized Surface Plasmon Resonances of the Sphere; 1.2.3.4 Local Field Enhancements; 1.2.4 Size Effects; 1.2.5 Shape Effects; 1.2.6 Interacting Objects and Gaps
1.2.6.1 Coupled Plasmon Resonances1.2.6.2 Tip-Enhanced Raman Scattering (TERS); 1.2.7 Choice of Metal; 1.2.7.1 Gold versus Silver; 1.2.7.2 Other Coinage and Transition Metals; 1.3 Field Enhancement Distribution and Localization; 1.3.1 Electromagnetic Hot Spots; 1.3.2 Long-Tail Distribution of Enhancements; 1.4 Electromagnetic Model for the SERS and Fluorescence Enhancement Factors; 1.4.1 Enhanced Absorption; 1.4.2 Comparison of Raman and Fluorescence Processes; 1.4.3 The |E|4 Approximation to SERS Enhancement Factors; 1.4.4 Fluorescence Quenching and Enhancement 1.4.5 Comparison of SERS and Fluorescence Enhancements1.4.6 Other Forms of Enhancements; 1.5 The Magnitude of the SERS Enhancement Factor in Typical Cases; 1.6 Conclusions; References; 2 Nanoparticle SERS Substrates; 2.1 Introduction; 2.2 Preparation and Stability of Metal Nanoparticle Colloidal SERS Substrates; 2.2.1 Colloidal Spherical Metal Nanoparticles; 2.2.1.1 Chemical Reaction for Metal Nanoparticle Preparation; 2.2.1.2 Laser Ablation and Photoreduction for Metal Nanoparticle Preparation; 2.2.1.3 Size Effect of SERS Signal on Metal Nanoparticles 2.2.1.4 Near-Infrared (NIR) Excitation for SERS on Metal Nanoparticles2.2.1.5 Stability of the Metal Nanoparticle Colloids; 2.2.2 Aggregation of Metal Nanoparticles; 2.2.3 Bimetallic Nanoparticle SERS Substrate; 2.2.4 Nanoparticles with Various Shapes; 2.3 Characterization of Nanoparticle-Based SERS Substrates; 2.4 Nanoparticles on the Unfunctionalized Solid Surface as SERS Substrates; 2.5 Conclusion and Outlook; References; 3 Quantitative SERS Methods; 3.1 Introduction; 3.2 SERS Media; 3.3 Stability and Shelf Life; 3.4 Reproducibility and Internal Standards; 3.5 Selectivity; 3.6 Conclusion References4 Single-Molecule- and Trace Detection by SERS; 4.1 Introduction; 4.1.1 SERS; 4.1.2 The Two Regimes: Ensemble and Trace/SM; 4.1.3 Requirements for SM-SERS; 4.2 Experiments and Results; 4.2.1 The Langmuir-Blodgett Method for SM-SERRS; 4.2.2 LB SM-SERRS to Biologically Relevant Systems; 4.2.3 Experimental Details; 4.2.4 Single-Molecule Examples; 4.2.4.1 Tagged Phospholipid; 4.2.4.2 R18, Octadecyl Rhodamine B; 4.3 Conclusions; References; 5 Detection of Persistent Organic Pollutants by Using SERS Sensors Based on Organically Functionalized Ag Nanoparticles; 5.1 Introduction 5.2 Inclusion Hosts |
Record Nr. | UNINA-9910139004503321 |
Weinheim, Germany : , : Wiley-VCH, , [2011] | ||
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Lo trovi qui: Univ. Federico II | ||
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Surface enhanced Raman spectroscopy : analytical, biophysical and life science applications / / edited by Sebastian Schlücker |
Edizione | [4th ed.] |
Pubbl/distr/stampa | Weinheim, Germany : , : Wiley-VCH, , [2011] |
Descrizione fisica | 1 online resource (355 p.) |
Disciplina | 543.57 |
Altri autori (Persone) | SchlückerSebastian |
Collana | THEi Wiley ebooks |
Soggetto topico |
Raman spectroscopy
Raman effect, Surface enhanced |
ISBN |
3-527-63275-1
3-527-63276-X |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Surface Enhanced Raman Spectroscopy; Contents; Preface; List of Contributors; 1 Basic Electromagnetic Theory of SERS; 1.1 Introduction; 1.2 Plasmon Resonances and Field Enhancements; 1.2.1 Optical Properties of Simple Metals; 1.2.2 Planar Surfaces; 1.2.3 The Metallic Cylinder (2D) and Sphere (3D); 1.2.3.1 The Electrostatic Approximation; 1.2.3.2 Localized Surface Plasmon Resonances of the Cylinder; 1.2.3.3 Localized Surface Plasmon Resonances of the Sphere; 1.2.3.4 Local Field Enhancements; 1.2.4 Size Effects; 1.2.5 Shape Effects; 1.2.6 Interacting Objects and Gaps
1.2.6.1 Coupled Plasmon Resonances1.2.6.2 Tip-Enhanced Raman Scattering (TERS); 1.2.7 Choice of Metal; 1.2.7.1 Gold versus Silver; 1.2.7.2 Other Coinage and Transition Metals; 1.3 Field Enhancement Distribution and Localization; 1.3.1 Electromagnetic Hot Spots; 1.3.2 Long-Tail Distribution of Enhancements; 1.4 Electromagnetic Model for the SERS and Fluorescence Enhancement Factors; 1.4.1 Enhanced Absorption; 1.4.2 Comparison of Raman and Fluorescence Processes; 1.4.3 The |E|4 Approximation to SERS Enhancement Factors; 1.4.4 Fluorescence Quenching and Enhancement 1.4.5 Comparison of SERS and Fluorescence Enhancements1.4.6 Other Forms of Enhancements; 1.5 The Magnitude of the SERS Enhancement Factor in Typical Cases; 1.6 Conclusions; References; 2 Nanoparticle SERS Substrates; 2.1 Introduction; 2.2 Preparation and Stability of Metal Nanoparticle Colloidal SERS Substrates; 2.2.1 Colloidal Spherical Metal Nanoparticles; 2.2.1.1 Chemical Reaction for Metal Nanoparticle Preparation; 2.2.1.2 Laser Ablation and Photoreduction for Metal Nanoparticle Preparation; 2.2.1.3 Size Effect of SERS Signal on Metal Nanoparticles 2.2.1.4 Near-Infrared (NIR) Excitation for SERS on Metal Nanoparticles2.2.1.5 Stability of the Metal Nanoparticle Colloids; 2.2.2 Aggregation of Metal Nanoparticles; 2.2.3 Bimetallic Nanoparticle SERS Substrate; 2.2.4 Nanoparticles with Various Shapes; 2.3 Characterization of Nanoparticle-Based SERS Substrates; 2.4 Nanoparticles on the Unfunctionalized Solid Surface as SERS Substrates; 2.5 Conclusion and Outlook; References; 3 Quantitative SERS Methods; 3.1 Introduction; 3.2 SERS Media; 3.3 Stability and Shelf Life; 3.4 Reproducibility and Internal Standards; 3.5 Selectivity; 3.6 Conclusion References4 Single-Molecule- and Trace Detection by SERS; 4.1 Introduction; 4.1.1 SERS; 4.1.2 The Two Regimes: Ensemble and Trace/SM; 4.1.3 Requirements for SM-SERS; 4.2 Experiments and Results; 4.2.1 The Langmuir-Blodgett Method for SM-SERRS; 4.2.2 LB SM-SERRS to Biologically Relevant Systems; 4.2.3 Experimental Details; 4.2.4 Single-Molecule Examples; 4.2.4.1 Tagged Phospholipid; 4.2.4.2 R18, Octadecyl Rhodamine B; 4.3 Conclusions; References; 5 Detection of Persistent Organic Pollutants by Using SERS Sensors Based on Organically Functionalized Ag Nanoparticles; 5.1 Introduction 5.2 Inclusion Hosts |
Record Nr. | UNINA-9910827041203321 |
Weinheim, Germany : , : Wiley-VCH, , [2011] | ||
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Lo trovi qui: Univ. Federico II | ||
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