Results 141 to 150 of about 6,805 (250)

Iron Salts, but Not Iron Oxide Nanoparticles, Drive High‐Yield Production of Iron‐Engineered Extracellular Vesicles

open access: yesJournal of Extracellular Vesicles, Volume 15, Issue 8, August 2026.
Soluble iron, but not iron oxide nanoparticles, is efficiently routed into extracellular vesicles (EVs) through physiological cargo‐sorting pathways. Prolonged ferric salt incubation combined with turbulence‐based hydrodynamic stimulation drives massive EV secretion and near‐complete intracellular iron transfer via ferritin.
Elliot Thouvenot   +6 more
wiley   +1 more source

Farming in the shadows of Rome: A multi‐proxy palaeoenvironmental record from Loch Clunie—Perthshire

open access: yesJournal of Quaternary Science, Volume 41, Issue 6, Page 915-932, August 2026.
ABSTRACT Roman impacts on local society is a subject of international significance. Loch Clunie, Perthshire, lies only 5.4 km from Inchtuthil, the only Roman legionary fortress in Scotland, and contains two crannogs and a probable lakeside hillfort. Despite this proximity and the likelihood of local–Roman interaction, these sites remain unexcavated ...
Samantha E. Jones   +6 more
wiley   +1 more source

Progress in Biodegradable Nonwoven Materials for Personal Protective Applications

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 8, August 2026.
ABSTRACT Personal protective equipment generates large waste streams, underscoring the need for materials that deliver protection without persistent environmental costs. This study reviews biodegradable nonwoven options and relates material choice and disposal routes to barrier performance, comfort, and footprint.
Tarikul Islam   +3 more
wiley   +1 more source

Recycling of Mill Scale Into High‐Purity Iron Through Hydrogen‐Based Reduction

open access: yessteel research international, Volume 97, Issue 8, Page 4162-4175, August 2026.
Mill scale, an iron oxide–rich steel by‐product, is difficult to recycle due to impurities. This study evaluates hydrogen‐based direct reduction and hydrogen plasma smelting reduction as low‐carbon recycling routes. Impurity segregation limits reduction kinetics. Direct reduction achieves 92% conversion in 180 min, while plasma reduction reaches 91% in
Nathalia C. Verissimo   +8 more
wiley   +1 more source

Polytropic Index and Thermodynamic Behavior of the Central Plasma Sheet Near Lunar Distances

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 8, August 2026.
Abstract In addition to making near‐Earth observations, the THEMIS/ARTEMIS mission is uniquely positioned at lunar distance, in the deep magnetotail, reaching distances of 60 RE ${R}_{E}$ and further. This vantage point allows ARTEMIS to access the plasma sheet and measure entropy evolution across convective channels, plasma flow gradients ...
Ephrem Tesfaye Desta   +2 more
wiley   +1 more source

Bow Shock Current Closure Through the Magnetosheath for Non‐Zero IMF By—Results From Hybrid Simulations

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 8, August 2026.
Abstract The bow shock current (BSC) flows on the bow shock due to the compression of the interplanetary magnetic field (IMF) across the shock. Although previous studies have shown that the BSC can connect to magnetospheric current systems via the magnetosheath, it is still not known how this happens.
G. Semrén   +10 more
wiley   +1 more source

Signal Data Stream Parameters Passing Ionospheric Communication Links With Fading Caused by Natural Clutter Phenomena

open access: yesRadio Science, Volume 61, Issue 8, August 2026.
Abstract This paper explores the impact of natural phenomena on signal data transmission across various ionospheric communication channels. The study focuses on three primary phenomena: meteor trails prevalent in the middle‐ and lower‐latitude ionosphere, bubble and plume structures observed around the equatorial ionosphere, and magnetic‐storm‐induced ...
I. Bronfman   +2 more
wiley   +1 more source

Daily Calibration of the Fluxgate Magnetometer Onboard the Cluster Spacecraft

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 8, August 2026.
Abstract During their 24 years mission of investigating the Earth's magnetosphere, the four Cluster satellites delivered high quality magnetic field data measured by the onboard fluxgate magnetometers (FGM). To achieve the accuracy required for scientific studies, the raw magnetic field data need to be calibrated on a regular basis.
Niklas Grimmich   +5 more
wiley   +1 more source

Near‐Earth Solar Wind Speed of Fast Coronal Mass Ejections

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 8, August 2026.
Abstract Using solar wind and ground magnetometer data for solar cycles 23–25, extreme‐value power‐law models are developed that quantify relationships between near‐Earth solar wind speed and Sun‐to‐Earth transit times of interplanetary coronal mass ejections (ICMEs).
Jeffrey J. Love   +3 more
wiley   +1 more source

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