Results 71 to 80 of about 1,195,417 (237)

Advanced Sensing Materials and Their Applications for Power Sensors

open access: yesHigh Voltage, EarlyView.
ABSTRACT The construction of new‐generation power systems imposes stringent requirements on the safety and reliability of critical equipment, making accurate state perception essential for grid security and digital transformation. Sensing materials fundamentally determine sensor performance in terms of sensitivity, bandwidth, environmental adaptability
Weigen Chen   +8 more
wiley   +1 more source

Physical Properties of 29 March 2006 Solar Corona

open access: yesPhysics and Astronomy Reports
On 29 March 2006, a total solar eclipse was observed in the Manavgat district of Antalya, Turkey. During the event, the solar corona was observed using an 8-inch mirrored telescope. White-light polarization observations were carried out at three distinct
Hikmet Çakmak
doaj   +1 more source

The Line Spectrum of the Solar Corona [PDF]

open access: yesPublications of the Astronomical Society of the Pacific, 1945
For seventy years the solar corona has been observed at practically all eclipse expeditions. It consists of an approximately spherical halo, with faint streamers roughly radial in direction, extending a solar diameter or two from the photosphere, mainly from the spot zones. Curved rays also extend from the polar regions of the sun. The extent and shape
openaire   +2 more sources

Large‐Scale Applications of Plasma Technologies: Progresses and Challenges

open access: yesHigh Voltage, EarlyView.
ABSTRACT Plasma technologies convert electrical power into energetic electrons, ions, reactive species, radiation and heat, thereby breaking through the bottleneck of purely thermal or chemical routes and bringing impressive changes to our world. This roadmap reviews the progress and challenges of plasma technologies from a large‐scale and application ...
Pankaj Attri   +51 more
wiley   +1 more source

Coronagraphic Observations of Si x 1430 nm Acquired by DKIST/Cryo-NIRSP with Methods for Telluric Absorption Correction

open access: yesThe Astrophysical Journal
We report commissioning observations of the Si x 1430 nm solar coronal line observed coronagraphically with the Cryogenic Near-Infrared Spectropolarimeter at the National Science Foundation’s Daniel K. Inouye Solar Telescope.
Thomas A. Schad   +8 more
doaj   +1 more source

Research Progress on Electrical Insulation Under Superimposed Voltage With High‐Frequency Harmonics in New‐Type Power Systems

open access: yesHigh Voltage, EarlyView.
ABSTRACT A new‐type power system serves as a critical technical support for the integration of new energy, and its secure and stable operation is of great importance. However, the extensive utilisation of power electronic devices leads to power equipment insulation being subjected to electrical stresses of high‐frequency harmonics, which can easily ...
Shengtao Li   +4 more
wiley   +1 more source

Imaging the Solar Corona from “Within”: A Cutting-edge Approach to Enhance PSP/WISPR Imagery

open access: yesThe Astrophysical Journal Supplement Series
The unprecedented remote-sensing observations obtained by the Wide Field Imager for Solar Probe (WISPR) on board the Parker Solar Probe (PSP) from distances inside Mercury’s orbit are revolutionizing our perception of the fine-scale morphology and ...
Guillermo Stenborg   +2 more
doaj   +1 more source

Comparison of computed tomographic, radiographic and anatomical dorsal hoof wall measurements

open access: yesEquine Veterinary Education, EarlyView.
Summary Background No comparison of radiographic and computed tomographic (CT) dorsal hoof wall (DHW) thickness and DHW to the palmar length of the distal phalanx (DHWDP) ratio has been published. Radiographic measurements obtained with and without radiodense markers on the DHW have not been compared.
S.‐M. Obitayo   +3 more
wiley   +1 more source

A New Field Line Tracer for the Study of Coronal Magnetic Topologies

open access: yesThe Astrophysical Journal
We present a new code for the tracing of magnetic field lines and calculation of related quantities such as the squashing factor in the solar corona.
Valentin Aslanyan   +5 more
doaj   +1 more source

Xenoliths in meteorites: Insights into the dynamics of material exchange between asteroids

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract A minor fraction of meteorites contains xenoliths, that is, clasts that were formed on a different parent body than that of the host lithology. The occurrence of xenoliths is direct evidence for the exchange of material between asteroids, including exchanges between asteroids from the carbonaceous (CC) and non‐carbonaceous (NC) reservoirs ...
J. Gattacceca   +17 more
wiley   +1 more source

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