Results 131 to 140 of about 895,705 (294)

Bacteria‐Trained, MnO2‐Armored Dendritic Cells for Immunotherapy

open access: yesAdvanced Materials, EarlyView.
MnO2‐armored, bacteria‐trained dendritic cells undergo tumor‐responsive mechanical and immunological transformation. The nanocoating masks immune ligands and maintains a mechanically stiff, quiescent state during circulation, while the tumor microenvironment removes the armor and restores cellular deformability and immune accessibility.
Zhao Guo   +9 more
wiley   +1 more source

Planar Collisionless Shock Simulations with the Semi-implicit Particle-in-cell Model FLEKS

open access: yesThe Astrophysical Journal Supplement Series
This study investigates the applicability of the semi-implicit particle-in-cell code FLexible Exascale Kinetic Simulator ( FLEKS ) to heliospheric shock simulations.
Hongyang Zhou   +6 more
doaj   +1 more source

A high-resolution WENO scheme with multiple global smoothness indicators in compressible fluids

open access: yesResults in Applied Mathematics
A novel fifth-order WENO-Z-type scheme with multiple global smoothness indicators (MGSI-WENO-Z) is proposed for compressible multi-scale flows. Unlike conventional WENO-Z schemes with a single global smoothness indicator, distinct GSIs are assigned to ...
Shujiang Tang, Yuelong Tang
doaj   +1 more source

Unresolved Problems by Shock Capturing: Taming the Overheating Problem [PDF]

open access: yes, 2012
The overheating problem, first observed by von Neumann [1] and later studied extensively by Noh [2] using both Eulerian and Lagrangian formulations, remains to be one of the unsolved problems by shock capturing.
Liou, Meng-Sing
core  

Mechanoactive Biomaterials for Cell–Matrix Mechanotransduction

open access: yesAdvanced Materials, EarlyView.
The graphical abstract shows how individual triggers (force, light, or temperature) and combined optothermal or receptor‐targeted actuation induce material responses at the tissue, cellular, and receptor scales. Their spatial (global or focused) and temporal (continuous or cyclic) modulation determines the resulting mechanical output.
Yi‐Tung Lu   +2 more
wiley   +1 more source

A novel nonlinear spectral difference scheme with adaptive linear weights

open access: yesAdvances in Aerodynamics
This paper presents a nonlinear spectral difference (SD) scheme with adaptive linear weights for solving hyperbolic conservation laws. The proposed scheme enhances the traditional SD method by incorporating a nonlinear weighting strategy that adaptively ...
Jiaxian Qin   +2 more
doaj   +1 more source

Vitamin C‐Induced Photo‐Redox Threshold Enables High‐Fidelity Volumetric Printing of Collagen

open access: yesAdvanced Materials, EarlyView.
Tomographic volumetric printing (TVP) of native proteins is limited by uncontrolled background crosslinking. Here, vitamin C is introduced as a biocompatible redox regulator to establish a tunable nonlinear polymerization threshold response for TVP.
Bin Wang   +5 more
wiley   +1 more source

Life‐Like Ferrous Oxide Microspheres from Kombucha

open access: yesAdvanced Materials Interfaces, EarlyView.
Kombucha bacterial cellulose, sodium alginate, and ferrous nitrate self‐assemble into membrane‐enclosed iron oxide microspheres. These microspheres bud daughter vesicles, sustain 24‐h electrochemical oscillations, and filter theta‐band signals.
Panagiotis Mougkogiannis   +2 more
wiley   +1 more source

Conformal Coating and Transfer of 2D Nanomaterials via Dynamic Interface Engineering

open access: yesAdvanced Materials Interfaces, EarlyView.
This review discusses conformal coating and transfer of two‐dimensional (2D) nanomaterials with a focus on dynamic interface engineering. By actively regulating nanosheet transport and interfacial contact during film formation, recent dynamic coating strategies overcome the limitations of conventional passive approaches and enable geometry‐adaptive ...
Seungyeon Kim   +4 more
wiley   +1 more source

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