Results 31 to 40 of about 10,701,163 (203)

Organic photonic synaptic transistors for bionic vision: From spectral engineering to flexible intelligent perception

open access: yesFlexMat, EarlyView.
Different wavelength photonic synapses are used for biomimetic visual applications. Abstract Bionic intelligent visual perception systems have significant application prospects in fields such as autonomous driving and robotics, medical imaging and auxiliary diagnosis, security and monitoring.
Longlong Jiang   +6 more
wiley   +1 more source

Compound Meteorological and Hydrological Hot‐Dry and Hot‐Wet Extremes Over Global Land Areas: Spatiotemporal Changes, Attribution, and Drivers

open access: yesInternational Journal of Climatology, EarlyView.
The changes in joint return period of compound meteorological hot‐dry (CMHHE) and hot‐wet (CMHWE) and compound hydrological hot‐dry (CHHDE) and hot‐wet (CHHWE) extremes were attributed to changes in associated univariate extremes and their dependence.
Ruting Yang   +6 more
wiley   +1 more source

Comprehensive Synthesis of Magnetic Tornado: Cospatial Incidence of Chromospheric Swirls and Extreme-ultraviolet Brightening

open access: yesThe Astrophysical Journal Letters
Magnetic tornadoes, characterized as impulsive Alfvén waves initiated by photospheric vortices in intergranular lanes, are considered efficient energy channels to the corona.
Hidetaka Kuniyoshi   +2 more
doaj   +1 more source

Ozonation as a promising approach to improve stored rice quality in Ghana

open access: yesJSFA reports, EarlyView.
Abstract Background Two species of rice pests that are responsible for postharvest losses, the rice weevil (Sitophilus oryzae) and the Angoumois moth (Sitotroga cerealella), are major destructive pests responsible for paddy grain deterioration. A benchtop custom‐built model of ozone‐generating equipment from ozone generator DKM‐10GY, producing 2000 ppm
Timothy Amangdam Anemana   +3 more
wiley   +1 more source

Numerical simulations of a flux rope ejection [PDF]

open access: yes, 2015
Coronal mass ejections (CMEs) are the most violent phenomena observed on the Sun. One of the most successful models to explain CMEs is the flux rope ejection model, where a magnetic flux rope is expelled from the solar corona after a long phase along ...
Pagano, P.   +7 more
core   +1 more source

First Detection of Prominence Material Embedded within a 2 × 106 K CME Front Streaming away at 100–1500 km s−1 in the Solar Corona

open access: yesThe Astrophysical Journal Letters, 2017
Abstract Coronal mass ejections (CMEs) are the largest and most dynamic explosions detected in the million degree solar corona, with speeds reaching up to 3000 km s−1 at Earth’s orbit. Triggered by the eruption of prominences, in most cases, one of the outstanding questions pertaining to the dynamic CME-prominence system is the fate of ...
Adalbert Ding, Shadia Rifai Habbal
openaire   +1 more source

Electrospun conducting polymers: recent trends and the transition towards a sustainable future

open access: yesPolymer International, EarlyView.
This review discusses the electrospinning of conducting polymers, detailing procedures, fibrous morphologies, improved properties, applications in electronics, and challenges, while outlining future directions for nanofibre‐based devices in various fields.
Xenofon Karagiorgis   +3 more
wiley   +1 more source

The investigation of quasi-separatrix layers in solar magnetic fields [PDF]

open access: yes, 2011
The structure of the magnetic field is often an important factor in many energetic processes in the solar corona. To determine the topology of the magnetic field features such as null points, separatrix surfaces, and separators must be found.
Restante, Anna Lisa
core   +2 more sources

MHD simulations of coronal heating [PDF]

open access: yes, 2015
The problem of heating the solar corona requires the conversion of magnetic energy into thermal energy. Presently, there are two promising mechanisms for heating the solar corona: wave heating and nanoflare heating.
Tam, Kuan V.
core   +1 more source

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