• microstructure
  • Degree in Physical-Mathematical Sciences with Special Recognition (in the Methods of Acoustic Microscopy of Investigation of Microstructure, Physical and Chemical Properties of Materials) from the Russian Academy of Sciences for the body of work he had so far produced in his career, and in 2005 he received a Full Professorship in Physics from the Government of the Russian Federation. (wikipedia.org)
  • transducer
  • 4. The method as claimed in claim 1 wherein the bursts of electromagnetic energy are pulses of laser light and wherein the absorbing layer is a material layer of the opto-acoustic transducer. (google.com)
  • 5. The method as claimed in claim 4 wherein the absorbing layer of the opto-acoustic transducer is a thin metallic film. (google.com)
  • 6. The method as claimed in claim 5 wherein the opto-acoustic transducer includes an optically semi-transparent substrate layer having a thickness of approximately λ/4 and wherein the metallic film is formed as a surface layer on the substrate layer. (google.com)
  • Samples need no special treatment before acoustic imaging, but they should be able to withstand at least brief exposure to water or to another fluid, since air is a very poor transmitter of high frequency acoustic energy from the transducer. (wikipedia.org)
  • The acoustic image of the plastic-encapsulated IC below was made using a 30 MHz transducer because this frequency provides a good compromise between penetration and image resolution. (wikipedia.org)
  • Acoustic attenuation Acoustic levitation Acoustic streaming Acousto-electric effect Acousto-optics Elastic waves Interdigital transducer Longitudinal wave Love wave Nonlinear acoustics Picosecond ultrasonics Sonoluminescence Rayleigh wave Shear wave Sound absorption Sound velocity Thermoacoustics Blackstock, D.T. (2000), Fundamentals of Physical Acoustics, New York: Wiley, ISBN 0471319791 Pierce, A.D. (1989), Acoustics: An Introduction to its Physical Principles and Applications, Acoustical Society of America, ISBN 0883186128 Mason, W.P. (wikipedia.org)
  • waves
  • Solids can support both longitudinal and transverse acoustic waves. (oup.com)
  • At surfaces a unique combination of the two known as Raleigh waves can propagate, and in many circumstances these dominate the contrast in acoustic microscopy. (oup.com)
  • 3. The method as claimed in claim 2 wherein the acoustic waves have a primary wavelength, λ, and wherein the method further comprises the step of focusing the pulses of laser light so that each thermal pulse is generated at an area of the absorbing layer approximately equal to λ 2 so that the acoustic sound waves are spherical waves. (google.com)
  • This emits longitudinal acoustic waves into the sample, causing out-of-plane vibrations in the sample's surface. (wikipedia.org)
  • For a better understanding of the possible contribution of SAM to applied microscopy in general, the nature of information obtained by SAM in comparison with modern light microscopy, i.e. the fundamental character of the interaction of acoustic waves with the elastic properties of microscopical properties under investigation is discussed. (spie.org)
  • An acoustic interferometer is an instrument, using interferometry, for measuring the physical characteristics of sound waves in a gas or liquid. (wikipedia.org)
  • Physical acoustics is the area of acoustics and physics that studies interactions of acoustic waves with a gaseous, liquid or solid medium on macro- and micro-levels. (wikipedia.org)
  • The first one concerns understanding how the physical properties of a medium (solid, liquid, or gas) influence the propagation of acoustic waves in this medium in order to use this knowledge for practical purposes. (wikipedia.org)
  • The second important class of problems studied in physical acoustics is to obtain the relevant information about a medium under consideration by measuring the properties of acoustic waves propagating through this medium. (wikipedia.org)
  • The interference of these waves forms surface acoustic standing waves. (wikipedia.org)
  • vibro-modulation
  • Novel actual ideas, together with new ends up in the sphere of adaptive equipment and creative ways to inverse difficulties, unique innovations in keeping with excessive harmonic imaging algorithms, fascinating vibro-acoustic imaging and vibro-modulation method, and so on. (primaco.pl)
  • surfaces
  • The emphasis is on acoustic, optic and magnetic excitations, and, except one part on liquid surfaces, the textual content concentrates on solids. (southmsemmaus.com)
  • This award is in recognition of your many outstanding achievements in various scanned probe microscopy techniques and their applications to the study of the mechanical and structural properties of surfaces over a very wide dimensional scale. (wikipedia.org)
  • 94(11): p. 3787-3792 Goodman, O. and B. Derby, The mechanical properties of float glass surfaces measured by nanoindentation and acoustic microscopy. (wikipedia.org)
  • pulse
  • The portion of the pulse that is reflected is determined by the acoustic impedance, Z, of the each material that meets at the interface. (wikipedia.org)
  • The `time of flight' of the pulse is defined as the time taken for it to be emitted by an acoustic source, scattered by an object and received by the detector, which is usually coincident with the source. (wikipedia.org)
  • mechanical
  • However, current 3D confocal microscopy is based on an inherently slow stepwise process that consists of acquiring multiple 2D sections at different focal planes by mechanical or optical z-focus translation. (osapublishing.org)
  • applications
  • The only updated resource on acoustic microscopy covers its use in a range of applications spanning the fields of physics, materials science, electrical engineering, medicine, and research and industry. (worldcat.org)
  • It continues the aim of presenting applications and developments of techniques that are related to high-resolution acoustic imaging. (eurobuch.com)
  • Phase
  • The perturbations to phase and amplitude of the surface acoustic standing wave are locally monitored by the antenna via the lock-in approach and the SPM electronic module. (wikipedia.org)
  • commercial and biomedical
  • the last word function of this publication is to motivate extra learn and improvement within the box to gain the nice strength of excessive solution acoustic imaging and its a number of commercial and biomedical purposes. (primaco.pl)
  • uses
  • The technique uses inelastic scattering of light when it encounters acoustic phonons in a crystal, a process known as Brillouin scattering, to determine phonon energies and therefore interatomic potentials of a material. (wikipedia.org)
  • images
  • Microwave penetration allows deeper exploration and the first conductivity images of breast have been obtained with this modality, while vascular images on small animals have been obtained with the photo-acoustic approach. (primaco.pl)