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Tuesday, July 21, 2020 | History

6 edition of Ultra-fine particles found in the catalog.

Ultra-fine particles

exploratory science and technology

  • 35 Want to read
  • 18 Currently reading

Published by Noyes Publications in Westwood, N.J .
Written in English

    Subjects:
  • Nanoparticles.,
  • Nanostructured materials.

  • Edition Notes

    Includes bibliographical references and index.

    Statementedited by Chikara Hayashi, Ryozi Uyeda, Akira Tasaki.
    SeriesMaterials science and process technology series
    ContributionsHayashi, Chikara., Uyeda, Ryozi., Tasaki, A.
    Classifications
    LC ClassificationsTA418.78 .U15 1997
    The Physical Object
    Paginationxx, 447 p. :
    Number of Pages447
    ID Numbers
    Open LibraryOL975519M
    ISBN 100815514042
    LC Control Number96012584

      Human exposure to airborne ultrafine particles (UFP, Cited by: Chapters 1 to 3 consider the characterization of ultrafine particles. Chapters 4 to 8 follow on by considering the sources of ultrafine aerosols. The remaining chapters deal with the health effects associated with ultrafine particulate exposure: chapters 9 to 13 focus on the toxicology of ultrafines, while chapters 14 to 16 conclude by.

      1. Preface. In February , the United States Environmental Protection Agency (EPA) sponsored a workshop in Research Triangle Park, NC, USA to review the current state of the science on emissions, air quality impacts, and health effects associated with exposures to ultrafine particles [].The workshop provided scientific presentations on the sources and trends of ultrafine particles (UFP Cited by: Using latex particles in three sizes - 64, and nm - revealed that the smallest particles (64 nm) were profoundly inflammogenic but that the and nm particles had much less activity, suggesting that the cut-off for ultrafine toxicity lies somewhere between 64 and nm.

      So, besides the large particles generated from human activity, the fine particles and ultra-fine particles from the outdoors were also an important particle source, especially during haze-fog events. The average number concentrations of particles in different size fractions on haze and non-haze days are listed in Table 3. It indicates that the Cited by: 8.   Introduction. Ultrafine particles (UFP) are generally defined as the fraction of fine particles with a diameter of Cited by:


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Ultra-fine particles Download PDF EPUB FB2

This book was written with several objectives in mind: 1. To share with as many scientists and engineers as possible the intriguing scientific aspects of ultra-fine particles (UFPs) and to show their potential as new materials.

Entice such researchers to participate in the development of this emerging by: Publisher Summary The objective of this chapter is to introduce electron microscopy studies of ultrafine particles (UFPs).

Electron diffraction was used to study the epitaxial growth mechanism of evaporated films. This book was written with several objectives in mind: 1.

To share with as many scientists and engineers as possible the intriguing scientific aspects of ultra-fine particles (UFPs) and to show Book Edition: 1.

Ultrafine Particles in the Atmosphere Hardcover – August 1, by L Mick Brown (Editor), Nick Collings (Editor), Roy Michael Harrison (Editor), Robert L Maynard (Editor), Andrew D Maynard Author: Andrew D Maynard.

This book was written with several objectives in mind: 1. To share with as many scientists and engineers as possible the intriguing scientific aspects of ultra-fine particles (UFPs) and to show their potential as new materials. Entice such researchers to participate in the development of this emerging field.

Ultrafine particles in the atmosphere L. Brown, Roy M. Harrison, Aubre De L. Maynard Following the recognition that airborne particulate matter, even at quite modest concentrations, has an adverse effect on human health, there has been an intense research effort to.

98 rows  New instrumentation will be assembled that is capable of determining ultrafine particle. Idealised particles of 10, 1, and μm are shown compared with a bronchial epithelium; note that the top end of the range of ultrafine particles ( μm, nm) is not really visible.

Fine Particles: Aerosol Generation, Measurement, Sampling, and Analysis is a collection of technical papers presented at the Symposium on Fine Particles held in Minneapolis, Minnesota, on MayThe symposium aims to explore the developments in instrumentation and experimental techniques for aerosol Edition: 1.

Ultrafine particles are particulate matter of nanoscale size. Regulations do not exist for this size class of ambient air pollution particles, which are far smaller than the regulated PM10 and PM particle classes and are believed to have several more aggressive health implications than those classes of larger particulates.

In the EU UFP's in ambient air are empirically defined by a technical specification. Considering the interaction between insoluble ultrafine particles and biological systems (such as body fluids, proteins, and cells), there still are gaps in the current knowledge on how ultrafine.

Ultrafine particles are nanosized molecules that we breathe in every day. Because of their size, these particles enter our lungs and can leech into the bloodstream, leading to serious health problems including cardiovascular disease.

Publisher Summary One of the basic interactions between ultrafine particles (UFPs) and cells is the phagocytosis of UFPs by cells. Tremendous amount of UFPs in the environment interact with living organs on a regular basis.

When these UFPs enter a body, phagocytosis acts as a defense mechanism to eliminate such : Hiroshi Miyamoto. There is something Alice-in-Wonderlandish about powerful and vital computer systems being shut down by a microscopic mote that a hay-feverist wouldn't sneeze at, but as computer chips get smaller, smaller and smaller particles on their surface have a larger and larger effect on their performance.

Abstract. The subject of ultrafine particles (ufp) 1 is perhaps currently the most challenging and interesting area in aerosol science. This subject entails the difficult area of nucleation processes to explain the origin of most by: 5.

A dynamic model based on mass balance of fine aerosol particles was developed in order to tackle the problem of accurate quantification of mechanically stimulated particle emission (MSPE) from nanofunctionalized and solid lubricating materials.

In contrast to the conventional approach, the model accounts for the effect of air turbulization caused by moving parts of the experimental Author: Roman Nevshupa, Marta Castellote, Jesus Antonio Carlos Cornelio, Alejandro Toro.

This book was written with several objectives in mind: 1. To share with as many scientists and engineers as possible the intriguing scientific aspects of ultra-fine particles (UFPs) and to show their potential as new materials.

Entice such researchers to participate in. standing of ultrafine particles (UFPs) as a priority. UFPs make up the smallest size fraction in what is a continuum of airborne particles with diame-ters ranging from a few nanometers to several micrometers.

By convention, UFPs have been defined as particles that are nanometers or less in diameter (already changing. The resulting impacts on nm). One feature that has shone through is the important role of ultrafine particles as a contributor to the adverse effects of airborne particles. In this volume, many of the most distinguished researchers in the field provide a state-of-the-art overview of the scientific and medical research on ultrafine particles.

The health impacts of air pollution have been linked to the mass of particles in the air around the world, but by only weighing them we miss the tiny, ultrafine particles Author: Gary Fuller.

This volume, Ultrafine-Grain Ceramics, addresses itself to the broad areas of: realization of fine-grain ceramics; preparation of ultrafine particle size materials; characterization of ultrafine particles and ultrafine-grain ceramics; processing and behavior of ultra fine-grain ceramics.Ultrafine particles penetrate deep in the lungs.

The concentration of these particles is higher, making them harder for the lungs to deal with, leading to inflammation. Also, these particles are small enough to enter the cells in the body and end up in the bloodstream, potentially causing heart and brain diseases.

S. Korea to enhance cooperation on fine dust with China and Japan: President Moon - Duration: ARIRANG NEWS Recommended for you.