Results 101 to 110 of about 8,080 (204)

Brillouin Scattering Observations of Elastic Behavior Across the Post‐Stishovite Transition Under Deviatoric Stress in Polycrystalline Al‐Bearing Stishovite

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract Stishovite (SiO2), a key phase in subducted mid‐ocean ridge basalt (MORB), undergoes a ferroelastic transition to a CaCl2‐type structure, potentially explaining localized shear wave velocity (VS) anomalies in the shallow to mid‐lower mantle. However, the phase boundary determining this transition remains debated.
Ewa Krymarys   +6 more
wiley   +1 more source

Overview of physics results from MAST upgrade towards core-pedestal-exhaust integration

open access: yesNuclear Fusion
Recent results from MAST Upgrade are presented, emphasising understanding the capabilities of this new device and deepening understanding of key physics issues for the operation of ITER and the design of future fusion power plants.
J.R. Harrison   +205 more
doaj   +1 more source

Formation of Field Reversed Configuration (FRC) on the Yingguang-I device

open access: yesMatter and Radiation at Extremes, 2017
As a hybrid approach to realizing fusion energy, Magnetized Target Fusion (MTF) based on the Field Reversed Configuration (FRC), which has the plasma density and confinement time in the range between magnetic and inertial confinement fusion, has been ...
Qizhi Sun   +11 more
doaj   +1 more source

May I pick your brain? Local minds as living cadastres in a Portuguese eleventh‐century lawsuit

open access: yesEarly Medieval Europe, Volume 34, Issue 2, Page 231-253, May 2026.
In the context of a dispute with the monastery of Lorvão, in the late eleventh century, the monks of Vacariça, near Coimbra (modern Portugal), carried out a field enquiry in the village of Recardães. This was part of a failed attempt to repossess a number of land plots that they claimed were theirs, but had lost control of.
Julio Escalona
wiley   +1 more source

Impact of drift flows and turbulence on island divertor operation in Wendelstein 7-X

open access: yesNuclear Fusion
The island divertor in Wendelstein 7-X employs a chain of stationary magnetic islands to separate the confined plasma from the divertor targets. In this configuration, the scrape-off layer (SOL) exhibits complex patterns of counter-propagating bi-normal ...
Carsten Killer   +10 more
doaj   +1 more source

Thermal Buffering, Heat Advection and Crustal Thinning in the Ryoke Metamorphic Complex, Yanai, Southwest Japan

open access: yesJournal of Metamorphic Geology, Volume 44, Issue 4, Page 287-310, May 2026.
ABSTRACT The metamorphic zoning and geothermobarometry of the Ryoke metamorphic complex in the Yanai area, southwest Japan, show that its thermobaric structure was buffered by the dehydration melting of biotite. The temperatures over most of the area covered by the three high‐grade zones (8.5‐ to 19.0‐km depth) are consistent with those of the ...
Takeshi Ikeda   +3 more
wiley   +1 more source

Observations of High‐Resolution Two‐Dimensional Ionospheric Flow Dynamics Associated With Poleward Boundary Intensifications

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Poleward boundary intensifications (PBIs) are one of the most common auroral disturbances and have been shown to play a key role in substorm dynamics. PBIs are commonly interpreted as the ionospheric signature of magnetotail reconnection, providing insight into X‐line evolution.
Katherine Davidson   +5 more
wiley   +1 more source

Laser Metal Powder Deposition of Titanium Microalloyed HSLA Steel FeC0.12Si0.25Mn1.3

open access: yesAdvanced Engineering Materials, Volume 28, Issue 7, 8 April 2026.
This study investigates the additive manufacturing of titanium‐doped high‐strength low‐alloy (HSLA) steel via laser metal deposition. It reveals distinct process‐structure relationships for elemental powder blends compared to prealloyed feedstocks.
Olaf Stelling   +2 more
wiley   +1 more source

Magnetic Eruption from a Three-ribbon Flare

open access: yesThe Astrophysical Journal
We present observations and analysis of an eruptive M1.5 flare (SOL2014-08-01T18:13) in NOAA active region (AR) 12127, characterized by three flare ribbons, a confined filament between ribbons, and rotating sunspot motions as observed by the Solar ...
Ju Jing   +7 more
doaj   +1 more source

Observations of a Twin Pair of Atypical Solar Flares and a Magnetic Reconnection Scenario

open access: yesThe Astrophysical Journal
We present observations of and a magnetic reconnection scenario for a twin pair of “atypical flares” that occurred on 2022 April 22 in a quadrupolar magnetic configuration formed by two active regions.
Satyam Agarwal   +5 more
doaj   +1 more source

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