Results 71 to 80 of about 147,634 (282)

DNA‐Templated 2D Heterostructures as Phototriggered Dynamic Nanohybrids: From Releasing Molecular Loads to Controlling Enzyme Biocatalytic Function

open access: yesAdvanced Functional Materials, EarlyView.
DNA strands are employed both as dynamic linkers and nanoscale templates for the integration of Ag2S nanoparticles on MoS2, which in turn imparted photothermal responsiveness; this feature permits the selective cargo (fluorophore, quantum dots or an enzyme) release from the MoS2 surface in response to local heat induced by light irradiation.
Kai Chen   +3 more
wiley   +1 more source

Mechanical Instabilities and the Mathematical Behavior of van der Waals Gases

open access: yesMathematics
We explore the mathematical behavior of van der Waals gases at temperatures where classical descriptions are inadequate due to emerging quantum effects.
Flavia Pennini, Angelo Plastino
doaj   +1 more source

DYNAMICS OF SHOCK WAVE DEVELOPMENT IN VAN DER WAALS GAS

open access: yesThermophysics and Thermal Power Engineering, 2023
The difficulty of studying flow passing through the supersonic threshold and the braking of supersonic flows is associated with the formation of shock waves of different shapes and structures. It cause breakdown of gas state parameters. A shock wave is a strong nonlinear disturbance that travels at supersonic speeds. Under this type of disturbance, the
L.M. Protsenko   +3 more
openaire   +1 more source

Through Diamond Robust Surface Enhanced Raman Spectroscopy

open access: yesAdvanced Functional Materials, EarlyView.
Thin film diamond growth offers a unique opportunity for Surface Enhanced Raman Spectroscopy (SERS); the encapsulation of plasmonic nanostructures within a transparent, chemically stable, and physically robust coating. The diamond acts as both a window and protective layer, enabling illumination of the plasmonic nanostructures through the diamond ...
Kieran N. Twaddle   +4 more
wiley   +1 more source

The Equation of State of Biogas

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2017
The presented work deals with a state behavior of real gas, biogas. Theoretical approach was utilized for processing of this work. Compressibility factor was calculated with help of two equation of state – Van der Waals equation and Redlich‑Kwong ...
Petr Trávníček   +2 more
doaj   +1 more source

Fine-structure spectrum of O2–rare gas van der Waals molecules [PDF]

open access: yesThe Journal of Chemical Physics, 1983
A simple analytically solvable model is presented for the rotation-vibration-spin states in O2–rare gas atom complexes, which predicts the form of the fine-structure spectrum. It is shown that this spectrum looks basically different from the pure O2 spectrum, due to the partial quenching of the O2 angular momentum by the anisotropic O2-rare gas ...
openaire   +1 more source

Magnetic Force Microscopy Signatures of Higher‐Order Skyrmions and Antiskyrmions

open access: yesAdvanced Functional Materials, EarlyView.
Magnetic force microscopy operated under vacuum conditions enables the qualitative identification of higher‐order skyrmions and antiskyrmions in Co/Ni multilayers at room temperature. Distinct stray‐field contrast signatures arise from vertical Bloch lines and complex domain‐wall configurations.
Sabri Koraltan   +8 more
wiley   +1 more source

On the Gas Temperature Determination from Van Der Waals Broadening in Argon - Neon Microwave Plasmas

open access: yesOpen Astronomy, 2011
Recently we proposed a method to determine the gas temperature using the van der Waals broadening of atomic spectral lines for atmospheric pressure Ar-He plasma.
Muñoz José   +2 more
doaj   +1 more source

Covalent Organic Frameworks for Photocatalytic CO2 Reduction: Metal Integration Principles, Strategies and Functions

open access: yesAdvanced Functional Materials, EarlyView.
Covalent organic frameworks (COFs) with metals have been recognized as versatile platforms for photocatalytic CO2 reduction (CO2PRR). Herein, an overview of metal integration strategies for COFs is systematically summarized. Regulatory mechanisms and structure–activity relationships between metal integration and COF‐based CO2PRR are emphasized.
Jie He   +5 more
wiley   +1 more source

P-V criticality in the extended phase space of black holes in massive gravity

open access: yes, 2015
We study the P-V criticality and phase transition in the extended phase space of charged anti-de Sitter black holes in canonical ensemble of ghost-free massive gravity, where the cosmological constant is viewed as a dynamical pressure of the black hole ...
Cao, Li-Ming, Hu, Ya-Peng, Xu, Jianfei
core   +1 more source

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