Results 201 to 210 of about 2,021,559 (378)

Particle ejection during mergers of dark matter halos

open access: yes, 2014
Dark matter halos are built from accretion and merging. During merging some of the dark matter particles may be ejected with velocities higher than the escape velocity.
Carucci, Isabella P.   +3 more
core   +1 more source

3D Printing of Conducting Polymer Hydrogels for Electrostimulation‐Assisted Tissue Engineering

open access: yesAdvanced Materials, EarlyView.
This review highlights nanosized inherently conducting polymers (ICPs) as promising ink constituents for 3D printing of conducting hydrogel (CH)‐based electrostimulation (ES) devices. ICP‐based ink formulation, 3D printing, and solidification strategies are discussed, along with the application of 3D‐printed ICP‐based CHs as ES platforms for regulating
Chien Minh Tran   +6 more
wiley   +1 more source

Measurement of left ventricular ejection fraction in pediatric patients using the nuclear stethoscope [PDF]

open access: green, 1984
Robert L. Spicer   +3 more
openalex   +1 more source

Photothermal Boost of Laser‐Synthesized TiC Colloidal Variants with Engineered Solid‐State Interfaces and Nitridation

open access: yesAdvanced Materials, EarlyView.
TiC Colloidal variants are synthesized via a green and waste‐free laser fragmentation technique. The surface and elemental composition of the TiC colloids are tuned through laser‐induced carbon nucleation and nitridation while maintaining their crystal integrity. These changes maximize light–colloid interactions, thereby improving photo thermalization.
Farman Ullah   +5 more
wiley   +1 more source

One‐Step Coordinated Multi‐Kinetic 4D Printing of Human Vascularized Cardiac Tissues with Selective Fast‐Shrinking Capillaries

open access: yesAdvanced Materials, EarlyView.
This study presents a novel 4D bioprinting technique for fabricating cardiac tissues with complex microvasculature. Unlike traditional 3D printing, it enables capillary‐scale structure formation via selective post‐printing shrinkage. This approach overcomes resolution limits of printing cell‐laden hydrogels, allowing the creation of functional ...
Ester Sapir Baruch   +6 more
wiley   +1 more source

The Role of Dynamic Solvent Swelling in Electrochemical Doping of Semiconducting Polymers

open access: yesAdvanced Materials Interfaces, EarlyView.
Solvent swelling in organic electrolytes dynamically evolves during electrochemical doping of poly(3‐hexylthiophene) (P3HT); multiple polymers, ranging from highly regioregular to fully regiorandom, demonstrate how crystallinity controls swelling.
Charlene Z. Salamat   +11 more
wiley   +1 more source

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