Results 191 to 200 of about 36,244 (312)

Ordered assembly of Cas12a for better performance of CRISPR/Cas system with application to the diagnosis of dental caries

open access: yesInterdisciplinary Medicine, EarlyView.
Here, we present a tetrahedral DNA framework (TDF)‐mediated Cas12a ordered assembly strategy. TDFs arrange CRISPR/Cas12a into ordered structures controllably, enhancing catalytic efficiency through localized Cas12a hotspots while maintaining spatial intervals to facilitate substrate diffusion.
Yining Zhao   +6 more
wiley   +1 more source

Safety, Tolerability, and Immunogenicity of the TANCoV-1.3.20 SARS-CoV-2 Vaccine Among Healthy Participants in Tanzania: Protocol for a Multisite, Phase 1/2a, Double-Blinded Randomized Controlled Trial. [PDF]

open access: yesJMIR Res Protoc
Judicate GP   +20 more
europepmc   +1 more source

Improve the Thermal Conductivity, Insulation Performance and Mechanical Properties of Silicone Rubber by Constructing EG‐PDA‐Cu Hybrid Nanoparticles

open access: yesJournal of Polymer Science, EarlyView.
In this work, a novel expanded graphite‐supported nano‐copper polydopamine composite was designed and synthesized. The procedure involved first modifying EG via a mussel‐inspired technique to deposit a polydopamine coating, after which Cu2+ ions were reduced to immobilize copper nanoparticles onto the EG‐PDA substrate.
Xingrong Liu, Fan Xia, Dietmar Auhl
wiley   +1 more source

Super‐capacitive carbon materials with large micropores and rich mesopores synthesized using N, S co‐doped carbon dots as self‐templates

open access: yesResponsive Materials, EarlyView.
Nitrogen‐sulfur co‐doped carbon dots are employed as self‐templates to fabricate hierarchical porous carbon material with a concentrated micropore size distribution of 1.1–1.6 nm and a high mesopore volume ratio up to 47.2%, which shows good capacity and excellent responsive ability as electrodes in electrochemical supercapacitors.
Xi‐Rong Zhang   +4 more
wiley   +1 more source

Invisible near‐infrared thermo‐stimulated luminescence from carbon dots enabled by stepwise energy transfer for concealed information encryption

open access: yesResponsive Materials, EarlyView.
A fully metal‐free near‐infrared (NIR) thermo‐stimulated luminescent system is developed by embedding carbon dots into a carbon nitride matrix and integrating multistage Förster resonance energy transfer. The system exhibits long‐term charge retention, rewritable optical memory, and highly concealed NIR readout, promising for secure data encryption and
Kai Jiang   +5 more
wiley   +1 more source

Hierarchically Biporous Wick Vapor Chamber With Micro/Nano Condenser for Exceeding 600 W/cm2 Heat Dissipation

open access: yesSmall, EarlyView.
An integrated vapor chamber couples a hierarchically biporous copper wick with a micro/nano‐textured superhydrophobic condenser to form a self‐sustained liquid–vapor loop. The device dissipates extreme heat fluxes above 600 W/cm2, even when the condenser is above the heater, by overcoming the permeability‐capillarity trade‐off in conventional vapor ...
Ya‐Nan Li   +4 more
wiley   +1 more source

Bright Self‐Trapped Exciton Emission of CsPbBr3@CsPb2Br5 Nanostructures Created by Dissolution and Recrystallization of Hydrophilic Cu:CsPbBr3

open access: yesSmall, EarlyView.
This work reports a differentiated ion‐doping strategy to engineer the self‐trapped exciton emission of CsPbBr3@CsPb2Br5 nanostructures, in which bright orange emission is obtained by the dissolution and recrystallization of Cu:CsPbBr3 in water. Lattice‐incorporated Cu components create self‐trapped exciton centers because of bright green emission ...
Wenbin Shi   +4 more
wiley   +1 more source

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