Results 11 to 20 of about 1,244,841 (342)

Bipolar Precharger for Hybrid Electrostatic Filtration Systems

open access: yesAerosol and Air Quality Research, 2021
Both hybrid electrostatic filtration and agglomeration technologies can effectively improve the efficiency of fine particle collection. A hybrid electrostatic filtration system with a wire-tube bipolar precharger was developed on the basis of bipolar ...
Yufeng Chang, Ling Shi, Pei Jia
doaj   +1 more source

Leptospermum extract (QV0) suppresses pleural mesothelioma tumor growth in vitro and in vivo by mitochondrial dysfunction associated apoptosis

open access: yesFrontiers in Oncology, 2023
Pleural mesothelioma (PM) is a highly aggressive, fast-growing asbestos-induced cancer with limited effective treatments. There has been interest in using naturally occurring anticancer agents derived from plant materials for the treatment of PM. However,
Huaikai Shi   +17 more
doaj   +1 more source

The effect of test-based gamification on Exam anxiety, interest in math and learning math lessons of sixth grade students [PDF]

open access: yesFanāvarī-i āmūzish, 2023
Background and Objectives: The purpose of this research was to investigate the effect of gamification-based test on exam anxiety, interest and learning of mathematics lesson of the sixth grade of elementary school students.Methods: The method used in the
M. Nazari Dust, M. Bagheri
doaj   +1 more source

Dust grain growth in the interstellar medium of 5 [PDF]

open access: yes, 2010
We investigate whether stellar dust sources i.e. asymptotic giant branch (AGB) stars and supernovae (SNe) can account for dust detected in 55 QSOs. SNe (but not AGB stars) may deliver enough heavy elements to fuel this growth.Comment: A&A, accepted.
Alton   +87 more
core   +2 more sources

The physics of wind-blown sand and dust [PDF]

open access: yes, 2012
The transport of sand and dust by wind is a potent erosional force, creates sand dunes and ripples, and loads the atmosphere with suspended dust aerosols.
Karam, Diana Bou   +3 more
core   +2 more sources

Study of Radial Wall Jets from Ceiling Diffusers at Variable Air Volume

open access: yesEnergies, 2021
The knowledge of the air velocity distribution in the supply jets is essential when designing ventilation and air conditioning systems. In this study, we tested and analyzed the velocity distributions in the radial wall jets—these jets are commonly used ...
Maria Hurnik   +2 more
doaj   +1 more source

On the nature of the transition disk around LkCa 15 [PDF]

open access: yes, 2012
We present CARMA 1.3 mm continuum observations of the T Tauri star LkCa 15,which resolve the circumstellar dust continuum emission on angular scales between 0.2-3 arcsec, corresponding to 28-420 AU at the distance of the star.
Andrea Isella   +39 more
core   +2 more sources

An Illuminated Darkness [PDF]

open access: yesFeminist Encounters: A Journal of Critical Studies in Culture and Politics
An Illuminated ...
Jacques Coetzee
doaj   +1 more source

Effects of hand-transmitted vibration on fingertip terminal nerve: A meta-analysis

open access: yes环境与职业医学, 2022
BackgroundHand-transmitted vibration is one of the most common occupational hazards and is closely related to symptoms of fingertip terminal nerve damage.
Qian BU   +5 more
doaj   +1 more source

The Role of Dust in the Early Universe I : Protogalaxy Evolution [PDF]

open access: yes, 2011
We develop one-zone galaxy formation models in the early Universe, taking into account dust formation and evolution by supernova (SN) explosions. Especially we focus on the time evolution of dust size distribution, because ${\rm H}_{2}$ formation on the ...
Asao Habe   +66 more
core   +2 more sources

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