Results 51 to 60 of about 4,306,191 (296)

Extreme ultraviolet imaging of three-dimensional magnetic reconnection in a solar eruption [PDF]

open access: yes, 2015
X.C., J.Q.S., M.D.D., Y.G., P.F.C. and C.F. are supported by NSFC through grants 11303016, 11373023, 11203014 and 11025314, and by NKBRSF through grants 2011CB811402 and 2014CB744203. C.E.P. and S.J.E. are supported by the UK STFC. J.Z.
Sun, J.Q.   +11 more
core   +1 more source

Charge Storage and Dark Photocatalysis in Multivariate Ti‐Based Metal‐Organic Frameworks

open access: yesAdvanced Materials, EarlyView.
The mixed‐linker series of the titanium‐based metal–organic framework COK‐47 enables systematic tuning of photoresponsiveness and (dark) photocatalytic activity, deepening our understanding of structure‐property‐function relationships. Tailored metal‐to‐ligand charge transfer between the secondary building units (metal‐oxo layers and organic linkers ...
Julia E. Knapp   +11 more
wiley   +1 more source

The origin and dynamic interaction of solar magnetic fields [PDF]

open access: yes, 2008
The dynamics of the solar corona are dominated by the magnetic field which creates its structure. The magnetic field in most of the corona is ‘frozen’ to the plasma very effectively.
Wilmot-Smith, A.L.
core   +2 more sources

Volume Dependence of Helicity-based Eruption Diagnostics in Recurrent Coronal Jets

open access: yesThe Astrophysical Journal Letters
Recurrent solar coronal jets originate from the same source region, providing a useful setting for studying the buildup, redistribution, and release of magnetic energy and helicity.
Chang Zhou   +5 more
doaj   +1 more source

Solar Magnetism in the Polar Regions

open access: yesLiving Reviews in Solar Physics, 2015
This review describes observations of the polar magnetic fields, models for the cyclical formation and decay of these fields, and evidence of their great influence in the solar atmosphere.
Gordon J. D. Petrie
doaj   +1 more source

Acoustic wave propagation in the solar sub-photosphere with localised magnetic field concentration: effect of magnetic tension [PDF]

open access: yes, 2009
Aims: We analyse numerically the propagation and dispersion of acoustic waves in the solar-like sub-photosphere with localised non-uniform magnetic field concentrations, mimicking sunspots with various representative magnetic field configurations ...
Shelyag, S.   +14 more
core   +1 more source

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Energy Bounds from Relative Magnetic Helicity in Spherical Shells

open access: yesThe Astrophysical Journal
Relative magnetic helicity is commonly used in solar physics to avoid the well-known gauge ambiguity of standard magnetic helicity in magnetically open domains.
Anthony R. Yeates, Gunnar Hornig
doaj   +1 more source

Association Between Magnetic Pressure Difference and the Movement of Solar Pores

open access: yesThe Astrophysical Journal, 2023
Solar pores are closely related to the concentration, dissipation, and transportation of solar magnetic flux. Their observable characteristics can provide constraints on models and simulations of magnetic flux emergence and formation.
Merlin M. Mendoza, Chia-Hsien Lin
doaj   +1 more source

The large-scale magnetic fields of planet-hosting solar-type stars [PDF]

open access: yes, 2017
Stellar magnetic fields and their associated phenomena influence stellar behaviour and evolution, and potentially have significant impacts on any surrounding planetary system.
Mengel, Matthew W.
core   +1 more source

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