نتایج جستجو برای: coronal flaring

تعداد نتایج: 15481  

2014
and Khandaker

ABSTARCT The atmospheric gamma radiation level in gas flaring environment has gained the attention of researchers and environmentalists due to its devastating impact both on the climate and the environment. It is important to make a quantitative assessment of the gamma radiation in the gas flaring environment and nearby residential areas. In situ measurements of the gamma radiation were perform...

Journal: :The Astrophysical Journal 2022

We present observations of recurrent active region coronal jets and derive their thermal non-thermal properties, by studying the physical properties plasma simultaneously at base footpoint, along outflow jets. The sample analyzed solar were observed SDO-AIA in Extreme Ultraviolet RHESSI X-Ray domain. main parameters: temperature, density, energy flux contributions, etc. are calculated using mul...

Journal: :F1000Research 2023

Background: Successful root canal treatment is influenced by the apical extent of preparation and eventual filling. Achieving full working length until constriction, which usually 0.5 – 1 mm shorter than anatomical apex, crucial. Electronic apex locators were used to detect more accurately. There are six generations electronic in market. The selection appropriate irr...

Journal: :Astronomy and Astrophysics 2023

Context. Coronal and interplanetary shock waves produced by coronal mass ejections (CMEs) are major drivers of space-weather phenomena, inducing changes in the heliospheric radiation environment directly perturbing near-Earth environment, including its magnetosphere. A better understanding how these evolve from corona to medium can therefore contribute improving nowcasting forecasting space wea...

2003
R. Barnard M. J. Church

We present results of a detailed study of X-ray flaring in the Z-track source Sco X-1 in a highly superEddington state made using high quality Rossi-XTE data from the PCA and HEXTE instruments. The emission model successfully used to explain the dipping LMXB, and other classes of LMXB in recent years, was applied to study the physical evolution along the Z-track which remains a major problem. T...

Journal: :Advances in Space Research 2022

Solar flares and coronal mass ejections are among the most prominent manifestations of magnetic activity Sun. The strongest events them tend to occur in active regions (ARs) that large, complex, dynamically evolving. However, it is not clear what key observational features such ARs are, how these produced. This article answers fundamental questions based on morphological characteristics flare-p...

2016
Arash Beiraghi-Toosi Ezatollah Rezaei Elham Zanjani

BACKGROUND Hyperactivity of depressor septi nasi muscle leads to smiling deformity and nasal tip depression. Lateral fascicles of this muscle help in widening the nostrils. The purpose of this study was to evaluate the relationship between the nasal length changes and the alar base and the alar flaring changes during smile. METHODS Standard photographs are performed in the face and lateral vi...

2000
Sébastien Galtier

The study of the statistical distribution of the quiescent times between solar flares has been investigated on a 1D MHD model. The result shows a power law behaviour in agreement with the observations. This strong time correlation of flares is different from the SOC prediction unless overlap of events is allowed. Many observations e.g. Skylab, SMM, Yohkoh, GRANAT, SoHO or TRACE have shown the m...

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