Light Scattering from Deformed Droplets and Droplets with Inclusions: Volume 1 - Experimental Results

Light Scattering from Deformed Droplets and Droplets with Inclusions: Volume 1 - Experimental Results

Author:

Publisher:

Published: 2000

Total Pages: 27

ISBN-13:

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This is the first of two volumes dealing with experimental and theoretical results from the scattering of light by deformed liquid droplets and droplets with inclusions. Characterizing droplet deformation could lead to improved measurement of droplet size by commercial aerodynamic particle sizing instruments. Characterizing droplets with inclusions can be important in some industrial, occupational, and military monitoring scenarios. The nozzle assembly from a TSI aerodynamic particle sizer was used to provide the accelerating flow conditions in which experimental data were recorded. A helium-neon (HeNe) laser was employed to generate the light-scattering data, and an externally triggered, pulsed copper vapor laser provided illumination for a droplet imaging system, arranged orthogonal to the HeNe scattering axis. The observed droplet deformation correlates well over a limited acceleration range, with theoretical predictions derived from analytical solution of the Navier-Stokes equation.


Light Scattering from Deformed Droplets and Droplets with Inclusions

Light Scattering from Deformed Droplets and Droplets with Inclusions

Author: David R. Secker

Publisher:

Published: 2000

Total Pages: 21

ISBN-13:

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This is the first of two volumes dealing with experimental and theoretical results from the scattering of light by deformed liquid droplets and droplets with inclusions. Characterizing droplet deformation could lead to improved measurement of droplet size by commercial aerodynamic particle sizing instruments. Characterizing droplets with inclusions can be important in some industrial, occupational, and military monitoring scenarios. The nozzle assembly from a TSI aerodynamic particle sizer was used to provide the accelerating flow conditions in which experimental data were recorded. A helium-neon (HeNe) laser was employed to generate the light-scattering data, and an externally triggered, pulsed copper vapor laser provided illumination for a droplet imaging system, arranged orthogonal to the HeNe scattering axis. The observed droplet deformation correlates well over a limited acceleration range, with theoretical predictions derived from analytical solution of the Navier-Stokes equation.


Light Scattering from Deformed Droplets and Droplets with Inclusions

Light Scattering from Deformed Droplets and Droplets with Inclusions

Author: Gorden Videen

Publisher:

Published: 2000

Total Pages: 23

ISBN-13:

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This is the second volume of a two-volume report dealing with experimental and theoretical results from the scattering of light by deformed liquid droplets and droplets with inclusions. With improved instrumentation and computer technologies available, researchers are able to employ two-dimensional angular optical scattering (TAOS) as a tool for analyzing such particle systems, and this could find application in industrial, occupational, and military aerosol measurements. In this report we present numerically calculated spatial light-scattering data from various droplet morphologies, which may be produced with a vibrating-orifice-type droplet generator. We describe characteristic features of the theoretical data and compare these to the experimental results given in volume I of this report.


Light Scattering from Deformed Droplets and Droplets with Inclusions: Volume 2 - Theoretical Results

Light Scattering from Deformed Droplets and Droplets with Inclusions: Volume 2 - Theoretical Results

Author:

Publisher:

Published: 2000

Total Pages: 26

ISBN-13:

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This is the second volume of a two-volume report dealing with experimental and theoretical results from the scattering of light by deformed liquid droplets and droplets with inclusions. With improved instrumentation and computer technologies available, researchers are able to employ two-dimensional angular optical scattering (TAOS) as a tool for analyzing such particle systems, and this could find application in industrial, occupational, and military aerosol measurements. In this report we present numerically calculated spatial light-scattering data from various droplet morphologies, which may be produced with a vibrating-orifice-type droplet generator. We describe characteristic features of the theoretical data and compare these to the experimental results given in volume I of this report.


Fundamentals and Applications in Aerosol Spectroscopy

Fundamentals and Applications in Aerosol Spectroscopy

Author: Ruth Signorell

Publisher: CRC Press

Published: 2010-12-20

Total Pages: 513

ISBN-13: 142008562X

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Helping you better understand the processes, instruments, and methods of aerosol spectroscopy, Fundamentals and Applications in Aerosol Spectroscopy provides an overview of the state of the art in this rapidly developing field. It covers fundamental aspects of aerosol spectroscopy, applications to atmospherically and astronomically relevant problem


Optics of Biological Particles

Optics of Biological Particles

Author: Alfons Hoekstra

Publisher: Springer Science & Business Media

Published: 2007-04-17

Total Pages: 291

ISBN-13: 1402055021

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This book covers the optics of single biological particles, both theory and experiment, with emphasis on Elastic Light Scattering and Fluorescence. It deals with the optics of bacteria (bio-aerosols), marine particles (selected phytoplankton communities) and red and white blood cells. Moreover, there are dedicated chapters on a general theory for scattering by a cell, and modelling and simulation of scattering by inhomogeneous biological cells.


Light Scattering Intensity Fluctuations in Microdroplets Containing Inclusions

Light Scattering Intensity Fluctuations in Microdroplets Containing Inclusions

Author:

Publisher:

Published: 1997

Total Pages: 0

ISBN-13:

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A prominent characteristic of light scattered from a microparticle containing inclusions is fluctuating intensity due to changing positions of the inclusions with respect to each other and the host droplet. We calculate the magnitude of these fluctuations for a host sphere containing a single nonconcentric spherical inclusion and experimentally measure the fluctuation amplitudes for host spheres containing multiple inclusions. We find that for relatively small single inclusions, the amplitude of the scattering fluctuations increases approximately linearly with the area of the inclusion. For multiple inclusions, the fluctuation amplitude increases with concentration, with an approximate power-law dependence.


Biomedical Applications of Light Scattering

Biomedical Applications of Light Scattering

Author: Adam Wax

Publisher: SPIE-International Society for Optical Engineering

Published: 2007

Total Pages: 192

ISBN-13: 9780819465597

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Proceedings of SPIE present the original research papers presented at SPIE conferences and other high-quality conferences in the broad-ranging fields of optics and photonics. These books provide prompt access to the latest innovations in research and technology in their respective fields. Proceedings of SPIE are among the most cited references in patent literature.