Results 51 to 60 of about 1,734,838 (226)

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

GPS detection of the instantaneous response of the global ionosphere to strong magnetic storms with sudden commencement

open access: yesAnnals of Geophysics, 2002
Using a new technology for global GPS detection of ionospheric disturbances, GLOBDET, it has been established that a drastic increase in the time derivative of the magnetic field strength during magnetic storms is accompanied by an almost simultaneous ...
O. S. Lesyuta   +4 more
doaj   +1 more source

April 2000 geomagnetic storm: Ionospheric drivers of large geomagnetically induced currents [PDF]

open access: yes, 2003
International audienceGeomagnetically induced currents (GIC) flowing in technological systems on the ground are a direct manifestation of space weather. Due to the proximity of very dynamic ionospheric current systems, GIC are of special interest at high
Thomson, A.   +7 more
core   +2 more sources

Embedded Direct Ink Writing of Thermoset and Elastomeric Polymers via Frontal Polymerization

open access: yesAdvanced Functional Materials, EarlyView.
Embedded frontal polymerization direct ink writing (FP‐DIW) combines frontal ring‐opening metathesis polymerization with embedded 3D printing to decouple deposition from curing. A yield‐stress support bath stabilizes low‐viscosity inks, while on‐demand thermal initiation enables controlled front propagation. This approach expands the accessible feature
Mohammad Tanver Hossain   +12 more
wiley   +1 more source

Cosmic rays as an indicator of the geoeffectiveness of magnetic clouds [PDF]

open access: yesE3S Web of Conferences, 2019
Geomagnetic storms are initiated by organized magnetic structures of the solar wind. The intensity of magnetic storms is determined by the product of the southward component of the magnetic field and the time interval, during which the structure is ...
Petukhova Anastasia   +3 more
doaj   +1 more source

The Magnetic Storm [PDF]

open access: yesNature, 1880
BY the mail just arrived from Australia I have received copies of the photographic traces produced by the declination magnetograph at the Melbourne Observatory during the magnetic storm of August 12 to 14, kindly forwarded by Mr. Ellery, the Government astronomer there.
openaire   +1 more source

Current understanding of magnetic storms: Storm‐substorm relationships [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 1998
This paper attempts to summarize the current understanding of the storm/substorm relationship by clearing up a considerable amount of controversy and by addressing the question of how solar wind energy is deposited into and is dissipated in the constituent elements that are critical to magnetospheric and ionospheric processes during magnetic storms. (1)
Kamide, Y.   +13 more
openaire   +2 more sources

Confinement in Metal‐Organic Frameworks as a Route to Harnessing Liquid Barocalorics in the Solid‐State

open access: yesAdvanced Functional Materials, EarlyView.
Encapsulation of solid–liquid barocalorics (BC) within MOFs harnesses their colossal BC performance whilst allowing active control of BC properties through BC‐MOF interactions. ABSTRACT Barocaloric (BC) effects at liquid–vapor transitions in hydrofluorocarbons drive most commercial technologies used for heating and cooling in the heating, ventilation ...
Ming Zeng   +8 more
wiley   +1 more source

Ionospheric response over the high and middle latitude regions of Eurasia according to ionosonde data during the severe magnetic storm in March 2015

open access: yesSolar-Terrestrial Physics
We have analyzed spatial and temporal variations in ionospheric parameters over high and middle latitudes of Eurasia, using data from chains of high- and mid-latitude ionosondes during a severe magnetic storm in March 2015.
Chernigovskaya M. A.   +10 more
doaj   +1 more source

Deciphering the Photopolymerization‐Induced Nanostructures and Interface Formation for Submicrometer Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
This work reveals the UV‐curing‐induced monomer‐rich domain, oligomer‐rich domain, and entangled oligomer domain. The cured submicron films in stressed state induce interlayer nano‐wrinkle structures during the deposition of the second layer. Stress‐free cured films in relaxed state form non‐diffusive, diffusive and semi‐diffusive interlayer ...
Shouzheng Chen   +13 more
wiley   +1 more source

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