Results 31 to 40 of about 97 (97)

Open Magnetic Field Lines Partition Auroral Oval Segments Into Transpolar Arcs

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Transpolar arcs (TPAs) are auroral structures spanning the polar cap. One type appears in conjugate hemispheres and is thought to be located on closed field lines, but how closed flux enters the open polar cap remains debated. We address this using observation and simulation of conjugate TPAs after an interplanetary magnetic field (IMF) By ...
Xin‐Ming Chen   +14 more
wiley   +1 more source

Global Occurrence of Solitary Waves in the Martian Magnetosphere

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract This letter presents a global occurrence of bipolar solitary waves (SWs) in the Martian magnetosphere. We utilized medium‐frequency electric field measurements from October 2014 to December 2023 from the Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft.
Sahil Pandey, Amar Kakad, Bharati Kakad
wiley   +1 more source

How the Relative Contribution of DP‐1 and DP‐2 Currents Reshapes the Global Current System During Substorms

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Geomagnetic disturbances in polar regions can be decomposed into two main patterns: the Disturbance Polar (DP) 1 and 2. How their relative contribution reshapes global current system remains unclear. In this study, we classified substorms from 2010 to 2022 into weak and strong DP‐2 events based on the ratio of the eastward to westward auroral ...
Jiarong Ma   +5 more
wiley   +1 more source

Health Care Utilization in Adults With Congenital Heart Disease: Population‐Based Findings

open access: yesBirth Defects Research, Volume 118, Issue 6, June 2026.
ABSTRACT Background Population‐based data on healthcare utilization in adults with congenital heart disease (CHD) are limited. We examined utilization patterns in a multi‐site, population‐based U.S. cohort of adults with CHD. Methods This retrospective cohort linked health and administrative records from five regions (Colorado, North Carolina, Utah ...
Tessa L. Crume   +17 more
wiley   +1 more source

Pediatric Neuropalliative Medicine Clinic: Five‐Year Data Characterizing a Novel Model of Outpatient Care

open access: yesAnnals of the Child Neurology Society, Volume 4, Issue 2, Page 125-131, June 2026.
ABSTRACT Objective Pediatric neuropalliative medicine (PNPM) is a recently developed area of subspecialty neurology practice focused on supporting the complex emotional, psychological, and physical aspects of caring for a child with serious neurological disease.
Lauren Treat   +2 more
wiley   +1 more source

One Assay to Rule Them All: Development of a Global Environmental DNA Tool to Support Range‐Wide Surveys of an Imperiled Sawfish and Its Application in the Eastern Tropical Pacific

open access: yesEcology and Evolution, Volume 16, Issue 6, June 2026.
To identify promising locations where Largetooth Sawfish, Pristis pristis, may persist, a novel species‐specific Droplet Digital PCR (ddPCR) assay was designed capable of detecting a single copy of DNA, with in silico and in vitro validation experiments indicating functionality across the species' historical range.
Juan C. Cubillos‐M   +12 more
wiley   +1 more source

Nitric Oxide Intensification Associated With STEVE: TIMED/SABER‐REGO Observations and Comparison With GITM Simulation

open access: yesAGU Advances, Volume 7, Issue 3, June 2026.
Abstract Strong Thermal Emission Velocity Enhancement (STEVE) is a nightsky optical phenomenon of great research interest in recent years. STEVE is recognized to be co‐located with a latitudinally narrow channel of fast westward ion drifts, also known as “subauroral ion drifts” (SAID).
Jun Liang   +7 more
wiley   +1 more source

First Observation of Sawtooth‐Like Undulations in Afternoon Detached Auroral Arcs Modulated by Surface Waves at the Plasmaspheric Plume Boundary

open access: yesAGU Advances, Volume 7, Issue 3, June 2026.
Abstract The afternoon detached auroral arc is an important phenomenon in the subauroral region, reflecting coupling processes between the Earth's magnetosphere and ionosphere. Previous studies have not identified fine‐scale structures in such arcs, leaving the dynamics underlying their formation poorly understood.
Huiting Feng   +19 more
wiley   +1 more source

Contemporaneous Appearances of Auroral Spiral and Transpolar Arc: Polar UVI Observations and Global MHD Simulations

open access: yesEarth and Space Science, Volume 13, Issue 6, June 2026.
Abstract A local vortex‐structured aurora and a large‐scale transpolar arc (TPA) were contemporaneously observed by the Polar ultraviolet imager (UVI) during the late recovery phase of a substorm, and the interplanetary magnetic field (IMF) BY and BZ were negative and negative‐to‐positive. The TPA grew along the dawnside auroral oval from the nightside
Motoharu Nowada   +4 more
wiley   +1 more source

Aurora‐Associated Geomagnetic Activity and Health: A Review With Focus on Neurological Implications

open access: yesGeoHealth, Volume 10, Issue 6, June 2026.
Health Impacts of Aurora‐Related Geomagnetic Activity. Image sources: segments of the figure were created using visuals from Wikipedia Commons, Pixabay, Flaticons, Pikbest, Pxhere, Publicdomainvectors, Openclipart, and Servier Medical Art, all licensed under Creative Commons. Abstract Geomagnetic activity (GMA), particularly during auroras, has emerged
Yashendra Sethi   +6 more
wiley   +1 more source

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