نتایج جستجو برای: suspended particle matter

تعداد نتایج: 397174  

Journal: :international journal of environmental research 2014
s. moaref m.s. sekhavatjou a. hosseini alhashemi

dry and wet atmospheric depositions as well as urban surface soil samples were collected in eight different land use zones (during 2010) of the most important and largest industrial city, southwest iran for determining cadmium, chromium, lead and zinc. the average of cd, cr, pb and zn concentrations in the study area for wet precipitation were 17.8 μg/l, 49.97 μg/l, 2.31 μg/l, and 0.53 μg/l, re...

Journal: :international journal of environmental research 0
s. moaref department of environmental engineering, science and research branch, islamic azad university, khouzestan, iran m.s. sekhavatjou department of environmental engineering, science and research branch, islamic azad university, khouzestan, iran a. hosseini alhashemi department of environmental science, science and research branch, islamic azad university, khouzestan, iran

dry and wet atmospheric depositions as well as urban surface soil samples were collected in eight different land use zones (during 2010) of the most important and largest industrial city, southwest iran for determining cadmium, chromium, lead and zinc. the average of cd, cr, pb and zn concentrations in the study area for wet precipitation were 17.8 μg/l, 49.97 μg/l, 2.31 μg/l, and 0.53 μg/l, re...

2010
LI YuXia TONG Ling Zhang YuanZhi Pang Bo

Suspended particle matter (SPM) includes phytoplankton and non-coloring Suspended particle matter. Its concentrations, size, distribution is very complex, and so it has not strict theory to describe the matter character. The method of using remote sensing technology to monitor water quality by obtaining the suspended particulate matter (SPM) concentration was studied in this paper, and the inve...

Journal: :The Science of the total environment 1997
V M Dekov Z Komy F Araújo A Van Put R Van Grieken

Sediment, suspended matter, river water and ground water samples were collected at twelve sites in the drainage valley of the Nile River, around Sohag (Central Egypt) and close to the Aswan High Dam. Elemental composition of the river water (27 elements), ground water (eight elements), suspended matter (12 elements) and sediments (12 elements) was studied. Aswan High Dam construction, agricultu...

2015
Regiani Carvalho-Oliveira Ruy Camargo Pires-Neto José Oscar Viega Bustillos Mariangela Macchione Marisa Dolhnikoff Paulo H. Nascimento Saldiva Maria Lúcia Bueno Garcia

OBJECTIVE We compared the adverse effects of two types of real ambient particles; i.e., total suspended particles from an electrostatic precipitator of a steel mill and fine air particles from an urban ambient particulate matter of 2.5 µm, on mucociliary clearance. METHOD Mucociliary function was quantified by mucociliary transport, ciliary beating frequency and the amount of acid and neutral...

Journal: :journal of mathematical modeling 2016
pradeep kumar tripathy saroj kumar mishra ali jawad chamkha

this work investigates the response of two-dimensional, turbulent boundary layer characteristics over a flat plate to the presence of suspended particulate matter. both phases are assumed to be interacting continua. that is, the carrier fluid equations are considered to be coupled with the particle-phase equations. a finite-difference technique with non-uniform grid has been employed for the so...

Abstract Introduction & Purpose: Indoor air quality, particularly in health care facility, is important. One of the most important factors affect the air quality is aerosols due to carrying microorganisms and deposit in the respiratory tract. Therefore, the purpose of this study was to measure the concentration of suspended particles in outdoor and indoor ‎of Dena hospital and determine the re...

2011
S. Ikezawa M. Wakamatsu

In this paper, composition analysis using scanning electron microscopy/energy-dispersive Xray spectroscopy analysis (SEM-EDX) and laser-induced breakdown spectroscopy (LIBS) for particulate matter in diesel exhaust is presented. Conventionally, scanning mobility particle sizer (SMPS) has been widely used to obtain particle size distribution of the suspended particles. However, real-time analysi...

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