Results 71 to 80 of about 107,783 (198)

The Absolute Abundance of Iron in the Solar Corona [PDF]

open access: yes, 2000
We present a measurement of the abundance of Fe relative to H in the solar corona using a technique which differs from previous spectroscopic and solar wind measurements.
Arnaud M.   +7 more
core   +3 more sources

Unraveling the Physicochemical Landscape of Organoselenium Compounds in Nanocarrier Systems

open access: yesThe Chemical Record, EarlyView.
Main nanocarriers employed to enhance the bioavailability and transport of organoselenium compounds. The image illustrates the key interaction forces that stabilize these organoselenium species in solution, enabling their application in drug delivery systems, catalysis, photoelectronic devices, and sensing technologies. In recent years, publications on
Romelly Eugenia Rojas Ramírez   +3 more
wiley   +1 more source

P-CORONA: A New Tool for Calculating the Intensity and Polarization of Coronal Lines in 3D Models of the Solar Corona

open access: yesThe Astrophysical Journal
The critical need to study the magnetic field in the solar corona is highlighted by recent observational facilities, such as the Daniel K. Inouye Solar Telescope and Aditya-L1.
Supriya Hebbur Dayananda   +4 more
doaj   +1 more source

Radio Interference Prediction Method for EHV AC Transmission Lines at High Altitudes Based on Long‐Term Observations

open access: yesHigh Voltage, EarlyView.
ABSTRACT Radio interference (RI) is a critical factor in the design of extra‐high voltage (EHV) transmission lines at high altitudes. To address the insufficient field data of RI on high‐altitude transmission lines, the lack of adequate validation for existing RI prediction methods, and the difficulty in assessing RI levels under various meteorological
Yemao Zhang   +6 more
wiley   +1 more source

Waves in the Solar Corona [PDF]

open access: yesSymposium - International Astronomical Union, 2004
Waves at all scales, ranging in wavelength from the size of a loop (fraction of a solar radius) down to the gyroradii of coronal ions (about hundred meters), are believed to play a key role in the transport of mechanical energy from the chromosphere to the Sun's corona and wind, and through the dissipation of wave energy in the heating and sustaining ...
openaire   +2 more sources

The International Guideline for the Definition, Classification, Diagnosis and Management of Urticaria

open access: yesAllergy, EarlyView.
ABSTRACT This update and revision of the international guideline for urticaria was developed in accordance with the methods recommended by Cochrane and the Grading of Recommendations Assessment, Development and Evaluation (GRADE) working group. It is an initiative of the Global Allergy and Asthma Excellence Network (GA2LEN) and its Urticaria and ...
T. Zuberbier   +221 more
wiley   +1 more source

The role and contribution of magnetic fields, characterized via their magnetic flux, to the statistical structuring of the solar atmosphere

open access: yesScientific Reports, 2022
The anomalous heating of the solar upper atmosphere is one of the eight key problems in modern astronomy. Moreover, the stratification of the solar atmosphere is an outstanding key-problem in solar physics.
K. J. Li, J. C. Xu, W. Feng
doaj   +1 more source

Nonlinear force-free modeling of the solar coronal magnetic field

open access: yes, 2008
The coronal magnetic field is an important quantity because the magnetic field dominates the structure of the solar corona. Unfortunately direct measurements of coronal magnetic fields are usually not available.
Alissandrakis   +110 more
core   +1 more source

Comparison of cone beam CT and low‐field MRI for diagnosing equine foot and pastern lesions

open access: yesEquine Veterinary Education, EarlyView.
Summary Background While standing magnetic resonance imaging (sMRI) of the foot has been extensively studied, descriptions of cone beam computed tomography (CBCT) abnormalities in this region are sparse. Objective This study compares CBCT and sMRI for diagnosing lesions in the equine foot and pastern, aiming to assess the complementarity of these ...
M. Vandersmissen   +3 more
wiley   +1 more source

How Are the Abnormally Hot Chromosphere and Corona Heated by the Solar Magnetic Fields?

open access: yesThe Astrophysical Journal
The corona is a structure possessed by stars, including the Sun. The abnormal heating of the solar corona and chromosphere is one of the greatest mysteries in modern astronomy.
K. J. Li   +5 more
doaj   +1 more source

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