Results 51 to 60 of about 1,095,612 (284)

3D Printing of Self‐Healing Polymers by Material Extrusion: A Process‐Centric Review of Setups, Parameters, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
This review highlights recent advances in material extrusion 3D printing of self‐healing polymers, focusing on the interplay between material chemistry, rheology, hardware customization, and process optimization. Filament‐ and ink‐based extrusion strategies, multimaterial architectures, and postprocessing approaches are discussed for applications in ...
Antonio Pavone   +2 more
wiley   +1 more source

One‐Pot Synthesis of Aqueous PEDOT‐Based Conductive Inks via Sequential RAFT/Oxidative Polymerization

open access: yesAngewandte Chemie, EarlyView.
We developed a fast, aqueous one‐pot synthesis for PEDOT:PSTFSI, combining sequential reversible addition–fragmentation chain‐transfer (RAFT) and oxidative polymerization. This method eliminates toxic solvents and purification steps, achieving full monomer conversion in under 3 h.
Fantine Negny   +6 more
wiley   +2 more sources

Vector Magnetic Field Associated with an Active Region Filament Observed by Sunrise III/SCIP in the Ca II 8542 Å Line

open access: yesThe Astrophysical Journal Letters
We report high-spatial-resolution spectropolarimetric observations spatially associated with a solar filament, obtained with the S unrise Chromospheric Infrared Spectro-Polarimeter (SCIP) on board the S unrise iii balloon-borne solar observatory on 2024 ...
Takuma Matsumoto   +40 more
doaj   +1 more source

Formation of a Solar Filament Channel

open access: yesThe Astrophysical Journal, 1997
We present observations of the early stages of formation of a filament channel when a compact activity complex emerged in a previously quiet, near-equatorial area. In a few hours, and while flux was rising rapidly in one bipolar component in the complex, Hα fine structure overlying a polarity inversion zone organized into a conspicuous pattern of ...
V. Gaizauskas   +3 more
openaire   +1 more source

Chirality of Chromospheric Filaments

open access: yes, 2003
The chirality of 2310 filaments manually measured using H-alpha images observed between 2000 and 2001 at Big Bear Solar Observatory. This dataset was used in the following publication: Pevtsov, A. A., Balasubramaniam, K. S., and Rogers, W.
Pevtsov, Alexei
core   +1 more source

Photonic‐Enabled Energy‐Efficient Transparent Neuromorphic Computing Devices: A Review

open access: yesAdvanced Science, EarlyView.
Transparent photonic neuromorphic computing devices merge optics and brain‐inspired computing to overcome von Neumann bottlenecks with ultrafast, low‐energy processing. By exploiting transparent oxides, 2D materials, phase‐change materials, and hybrid heterostructures, these platforms enable photonic synapses, memory, and logic for see‐through edge ...
Shuvaraj Ghosh   +8 more
wiley   +1 more source

Statistical Analysis of Minifilament Eruptions Using Full-disk Hα Blue-wing Observations at Big Bear Solar Observatory

open access: yesThe Astrophysical Journal Supplement Series
This paper presents a comprehensive statistical analysis of minifilament eruptions (MFEs) using high-cadence full-disk H α blue-wing observations from Big Bear Solar Observatory.
Artin Khaleghi   +4 more
doaj   +1 more source

Bridging Horizontal to Vertical Radiative Cooling

open access: yesAdvanced Science, EarlyView.
Radiative cooling materials are mature but only work facing the sky, confining them to rooftops. Instead of developing new ones, this system bridges existing horizontal coolers to vertical windows using blades outside the glass. On an occupied urban building, windows stay up to 1.4°C below air temperature while preserving daylight, outward views, and ...
Xiangyu Meng, Gan Huang
wiley   +1 more source

FORMATION OF SOLAR FILAMENTS BY STEADY AND NONSTEADY CHROMOSPHERIC HEATING [PDF]

open access: yesThe Astrophysical Journal, 2011
43 pages, 18 ...
Xia, Chun   +3 more
openaire   +4 more sources

Periodic motion along solar filaments

open access: yes, 2006
We present observations of four filaments that exhibit large-amplitude periodic mass motion. Observations are obtained using the high resolution (2″) and high cadence (1 min) Hα telescope system at the Big Bear Solar Observatory (BBSO). The motions found
Lee, Jeongwoo   +3 more
core   +1 more source

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