Photoacoustic and Photothermal Phenomena: Proceedings of the 5th International Topical Meeting, Heidelberg, Fed. Rep. of Germany, July 27-30, 1987

ISBN-13: 9783662137055 / Angielski / Miękka / 2013 / 575 str.

Peter Hess; Joseph Pelzl

Opis

photoacoustic and Photothermal Phenomena contains reviews and a large numberof selected contributed papers reporting progress in the application of new photoacoustic and photo- thermal techniques in physics, chemistry, biology, medicine and materials science. Theoretical and experimental work is presented on spectroscopy, kinetics and relaxation, trace analysis, mass and heat transport, surfaces and thin films, nondestructive evaluation,ultrasonics and semiconductors.

Spis treści

Spectroscopy.- Thermal Wave Spectroscopies — Where Do They Win?.- Fourier Transform Photoacoustic Spectroscopy of Solids.- Photoacoustic X-Ray Absorption Spectroscopy.- X-Ray Absorption Spectroscopy of Thin Films with a Pyroelectric Thermal Wave Detector.- Vacuum Ultraviolet Photoacoustic Spectroscopy of Organic Solids Using Synchrotron Radiation as a Light Source.- Simultaneous Detection of Photoacoustic and Fluorescence Signals by X-Ray Excitation.- Study of the Photoacoustic Signal of Transparent Double-Layer Polymer Films Using FTIR.- Photopyroelectric Spectroscopy (P 2ES) of Electronic Defect Centers in Crystalline n-CdS.- Characterization of n-CdS/Polysulfide Photoelectrochemical Cells via Photothermal Deflection and Photoaction Spectroscopies.- Photoacoustic Detection of Light-Shifts in Molecules.- Spectroscopic Parameters of the DODCI Photoisomer from Laser-Induced Optoacoustic Spectroscopy.- Step-and-Integrate Interferometry in the Mid-Infrared with Photothermal Beam Deflection and Sample-Gas-Microphone Detection.- Photoacoustic UV Spectra of Some Environmental Chemicals with Low Volatility Adsorbed on SiO2 and Al2O3 Powders.- Photopyroelectric Spectroscopy of Water in the Near Infrared.- Chalcopyrite Semiconductors — A PAS Study.- Optical Properties of Cholesteric Liquid Crystals by Photoacoustics.- High Accuracy Measurements of Reflectivity of Laser Mirrors by a Novel Photoacoustic Technique.- Kinetics and Relaxation.- Optoacoustic Measurement of Isotope Effects in the H2-Cl2 Reaction.- Measurement of the Reaction Rate of BrNO + Br ?Br2 + NO by the Thermal Lens Method.- Determination of Dynamic Properties of the System N2O4 = 2NO2 by Photoacoustic Resonance Spectroscopy.- Study of Intracavity Absorption and Laser Behaviour by Photoacoustic Resonance Spectroscopy.- Studies of Vibrational Relaxation of Silane and Its Fluorine Derivatives by a Time Resolved Photoacoustic Technique.- A Time-Resolved Thermal-Lensing Investigation of Photosensitization of Singlet Oxygen.- The Thermal Lens Applied to Photoacoustics.- Optical Detection of the Pulsed Photoacoustic Signal Combined with Thermal Lens Measurement: A Powerful New Tool for Radiationless Relaxation Studies.- Time-Resolved Laser-Induced Optoacoustic Spectroscopy.- Photoacoustic Investigation of Energy Transfer in Adsorbed Layers.- Photothermal Investigation of In Vitro Photochemistry of Psoralens.- Trace Analysis.- Atmospheric Trace Gas Monitoring by Laser Photoacoustic Spectroscopy.- CO-Laser Photoacoustic System for IR Spectroscopy of Gases and Vapors.- On-Line Monitoring of Air Pollutants with a Mobile Computer-Controlled CO2 Laser Photoacoustic System.- Trace Analysis of Freons by Optoacoustic CO2 Laser Detection.- Infrared Lasers for Optoacoustic Detection of Vapours.- Photoacoustic Detection of Formaldehyde as a Minority Component in Gas Mixtures.- Laser-Induced Photoacoustic Spectroscopy for the Speciation of Actinides in Submicromol Concentrations.- CO2 Laser Based N2O Photoacoustic Monitor.- Photoacoustic Monitoring of the Time Course of Ammonia Formation During the Spoilage of Inoculated Beef at Room Temperature.- Ethylene Exhalation of a Single Flower Detected by Photoacoustic Methods.- Detection of Ultrafine Particles in Liquids Using a Breakdown Acoustic Effect.- Optothermal Stabilization of a CO2 Waveguide Pump Laser.- Surfaces and Thin Films.- Photoacoustic Studies of Surface Plasmons in Metallic Microstructures.- Nanosecond Photoacoustic Studies of UV Laser Ablation of Polymers and Biological Materials.- Pressure and Velocity Profiles Generated by Laser-Heated Spherical Droplets.- Surface Temperature and Thin Film Investigations by Pulsed Laser Photothermal Displacement Spectroscopy.- Laser Energy Deposition at Sapphire Surfaces Studied by Pulsed Photothermal Deformation.- Adsorption-Desorption at a Solid Surface Detected by the Mirage Effect.- Detection of Adsorbed Gases by Mass Diffusion Waves.- Photoacoustic Analysis of Liquid Surface Films on Liquids.- Transient Thermoreflectance of Thin Metal Films in the Picosecond Regime.- Energy Transfer from Energetic Ions to Thin Films Using a Pyroelectric Calorimeter.- Simultaneous Photoacoustic and Photoelectrochemical Study of a TiO2 Thin-Film Semiconductor Electrode.- Weak Absorbance Measurement of Optical Thin Films Using the Laser Photothermal Deflection Technique.- Standing Light Waves Investigated by Photothermal Spectroscopy.- The Reverse Mirage Effect: Catching the Thermal Wave at the Solid-Liquid Interface.- Photothermal Investigations on Small Silver Particles.- Separation of Plasmon Polariton Modes in Small Metal Particles.- Probe-Beam Deflection Measurement of Photothermal Desorption of Moisture Adsorbed on Gold or Silicon in Atmospheric Conditions.- Applications to Semiconductors.- Theory of Bulk and Near Surface Effects on the Modulated Optical Reflectance in Silicon.- Detection of Stable and Metastable Interface States in Silicon with Modulated Optical Reflectance.- Study of Photoacoustic Spectra of Amorphous Semiconductor Superlattice Films.- Transducer-Less SEAM of III–V Compound Semiconductors.- Time and Spatially Resolved Investigation of Transport in Semiconductors by the Mirage Effect.- Thermal and Optical Characterization of Thin Films by Mirage Detection.- Power Dissipation Mechanisms in Photovoltaic Cells.- Characterization of the Photoacoustic Optical and Thermal Properties of Ion-Implanted Si and GaAs Layers.- Influence of Surface Photovoltage on PZT-PAS Detection with Semiconductor Samples.- The Influence of Illumination on Photoacoustic Signals in Semiconductors.- Evolution of the Electron Acoustic Signal as a Function of Doping Level in III–V Compound Semiconductors.- Fourier Transform Photothermal Deflection Spectroscopy of Impurity Centres in CdS Films: Doping and Annealing Effects.- Ultrasonic Detection and Characterization.- High Frequency Phonons on Surfaces and in Periodic Structures.- Acoustic Microscopy — State of the Art and Recent Developments.- Interferometric Detection of Ultrasound at Rough Surfaces Using Optical Phase Conjugation.- Interaction of a Photoacoustic SAW Pulse with Grain Structure in Solids.- Anomalous Photoacoustic Behavior of Semiconductors: Evidence for Thermally Generated Surface Deformations.- Theoretical and Experimental Investigations of Broadband Thermoelastically Generated Ultrasonic Pulses.- Light Enhanced Ion-Acoustic Signal Generation in Si and GaAs.- Detector Strategy for Highly Versatile Scanning Electron Acoustic Microscopy (SEAM).- Anisotropy in Thermoacoustic Imaging of Single Crystals.- Sound Velocity Measurement of Chemical Solutions Using the Pulsed Photoacoustic Deflection Technique.- Mass and Heat Transfer.- Heat Diffusion and Fractals: Heterogeneous Media and Rough Surfaces.- Thermal Properties and Photoacoustic Signals of Rough and Porous Opaque Solids — Statistical Geometrical Model Considerations.- The Effect of Grain Size on the Photoacoustic Signal from Small Particles.- The Importance of an Adsorbed Liquid Layer for the Enhancement of Photoacoustic Signals.- Detection of Water Permeation with the Photoacoustic Effect.- Effect of Diffusive and Convective Transport of Mass on the Photoacoustic Effect of Binary Mixtures of Liquids.- Diffusion Waves: Analogy to Thermal Waves.- Influence of Flowing Gases on the Amplitude of Gas-Microphone-Detected Photoacoustic Signals from Porous and Non-Porous Solids.- Investigation of Anisotropic Thermal Diffusivity Using the “Mirage Effect”.- Fast Pulsed Photothermal Method Applied to Micrometer Coating Characterization.- Spectroscopic Determination of Thermal Diffusivity of Semiconductors by Photothermal Deflection Spectroscopy: Application to GaAs.- Thermal Diffusivity Measurements Using Piezoelectric Detection.- Analysis of Pulsed PA Signals Using the Finite Element Method.- Photoacoustic Characterization of CoO-Doped Soda-Lime Glasses: Thermal Diffusivity.- Study of Complex Specific Heat in the Glass Transition Regime.- Photoacoustic Study of Critical Behaviour of Thermal Parameters in Liquid Crystal Phase Transitions.- Study of Phase Transitions and Thermal Properties of PTS Single Crystals by the Photoacoustic Effect.- Thermal Wave Nondestructive Evaluation.- Photothermal Imaging with Sub-100-nm Spatial Resolution.- Mechanisms for the Generation and Scattering of Sound and Thermal Waves in Thermoacoustic Microscopes.- The Nature of Harmonic Heat Flow.- New, Rigorous Inversion Imaging Technique for Thermal Waves.- Image Distortion in Optical-Beam-Deflection Imaging.- Profile of the Local AC Temperature Distribution in a Thermally Insulating Solid.- Photothermal Evaluation of Layered Samples with High Accuracy Based on 3-D Analysis of Thermal Waves.- The 3-D Character of Mirage Detection: Three Examples of Practical Importance.- Nondestructive Evaluation of Solids by Photothermal Interferometry on Nonreflective Surfaces.- Enhanced Thermographic Imaging for Subsurface Flaw Detection by Full-Field Heating of the Inspected Surface.- Nondestructive Evaluation of Ceramic and Metallic Components by Photoacoustic Microscopy.- Automatic Measurements of Thermal Resistances by the Mirage Effect.- Parallel Thermal Wave Imaging Using a Vector Lock-In Video Technique.- Pulsed Photothermal Radiometry for Measuring Subsurface Air Gap Thickness or Contact Thermal Resistance.- Thermal Wave Characterization of Translucent Ceramic Coatings.- Photothermal Nondestructive Inspection of Paint and Coatings.- Analysis of Thermal Wave Reflectivity at Rough Surfaces in Contact.- Photoacoustic Measurement of Subsurface Air Gaps.- Thermal Wave Imaging of Ceramic Thermal Barrier Coatings.- Laser-Generated Thermal Wave Interference for NDT of Hard Coatings on Boiler Tubes and Reactor Components.- A New PTR Imaging System for the Characterization of Layered Materials.- Thermal Depth Profiling of a Plasma-Exposed Metallic Plate.- Nondestructive Testing of Carbon Fibre Reinforced Plastics (CFRP) by Thermal Wave Radiometry.- Inhomogeneous Ferromagnetic Resonance Absorption in Ferrites Detected by Photothermal Techniques.- Experimental Techniques.- Frequency Modulation Time Delay Photopyroelectric Spectrometry (FM-TD P 2ES).- Numerical Simulation of the Signal Generation and Detection Process in a Pyroelectric Calorimeter.- Optical Bistability by Photothermal Displacement.- Investigation of Material with a Single Laser Photo-Displacement Technique.- Displacement Sensor by Measuring the Phase of Thermal Waves in Air.- Photothermal Imaging with a Spatially Multiplexed Excitation.- Spatially Multiplexed Photothermal Detection Using a Charge Coupled Linear Photodiode Array.- Laser Diodes and Optical Fibers: Two New Approaches for Mirage Detection Sensors.- Comparison of the Sensitivity and Time Resolution of the PVF2 Foil and Beam Deflection Detection Methods for Pulsed Photoacoustic Signals in Liquids.- Single-Beam Thermal Wave Microscopes.- The Simultaneous Detection of Photoacoustic Waves by Two Techniques.- Stray-Light Corrections in Frequency-Dependent Photoacoustics with Transparent Cells.- A Magnetostrictively Linearised Gas Coupled Microphone Cell for Quantitative PAS.- Measurement of Optical Coating Absorptivity Using Optoacoustic Detection.- Time-Resolved IR Video Imaging with Synchronized Scanned Laser Heating.- Temporal Moment Method in Pulsed Photothermal Radiometry: Application to Carbon Epoxy NDT.- Double-Dispersive Opto-Thermal Transient Emission Radiometry.- Photothermally Induced Mode Interaction in Optical Fibers.- Biological and Medical Applications.- Pulsed-Laser Optoacoustic and Thermal-Lensing Studies of Relaxation Processes in Biological Systems and Molecules of Biological Interest.- Photoacoustic Spectroscopy of Biological Photoreceptor Membranes.- Inverse Yield Changes of Heat and Fluorescence During Photoinhibition of Photosynthesis.- Laser-Induced Optoacoustic Spectroscopy (LIOAS) of Photosynthetic Systems.- Kinetic Analysis of the Photoacoustically Measured Photosynthetic Oxygen Response to Additional Blue and Far-Red Light.- Applications of Power Optoacoustic Effects in Medicine and Biology.- Photoacoustic Spectroscopy of Human Blood: Oxidation and Sedimentation Studies.- Application of Photoacoustic Spectroscopy to Human Blood.- Effect of Hematological Parameters on the PTR Signal During Blood Sedimentation.- Penetration of Topically Applied Drugs Through Human Skin Investigated by Photoacoustic Spectroscopy.- Photoacoustic In Vitro Investigation of Human Skin.- A New Electronic Transition Observed in Concentrated Aqueous Solutions of Hematoporphyrin IX, as Detected by Photoacoustic Spectroscopy.- Photoacoustic and Nuclear Magnetic Resonance Detection of Manganese III Hematoporphyrin in Mouse Organs.- Photoacoustic Imaging Immunoassay for Biological Component Microanalysis.- Basic Study of Photoacoustic Immunoassay and Determination of Trace Rheumatoid Factor.- A Two-Photon Thermal Lensing Study of All-trans Retinal from 25,000 to 34,000 cm?1.- Photoacoustic Spectra of Green Leaves and of White Leaves Treated with the Bleaching Herbicide Norfluorazon.