Results 101 to 110 of about 262,836 (345)

First principles studies of the size and shape effects on reactivity of the Se modified Ru nanoparticles

open access: yes, 2012
We present here the results of our density-functional-theory-based calculations of the electronic and geometric structures and energetics of Se and O adsorption on Ru 93- and 105-atom nanoparticles. These studies have been inspired by the fact that Se/Ru
Stolbov, Sergey, Zuluaga, Sebastian
core   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

ELECTRON-STIMULATED DESORPTION OF LITHIUM ATOMS FROM OXYGEN MONOLAYER COVERED TUNGSTEN

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2019
The electron-stimulated desorption of neutral lithium atoms from the oxygen monolayer covered the tungsten surface have been studied. The model of the atom electron-stimulated desorption processes on the tungsten surface with the adsorbed oxygen ...
Yu.A. Kuznetsov, M.N. Lapushkin
doaj   +1 more source

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

Rh single atoms on TiO2 dynamically respond to reaction conditions by adapting their site. [PDF]

open access: yes, 2019
Single-atom catalysts are widely investigated heterogeneous catalysts; however, the identification of the local environment of single atoms under experimental conditions, as well as operando characterization of their structural changes during catalytic ...
Asokan, Chithra   +7 more
core  

Remarkable Hydrogen Storage on Beryllium Oxide Clusters: First Principles Calculations

open access: yes, 2016
Since the current transportation sector is the largest consumer of oil, and subsequently responsible for major air pollutants, it is inevitable to use alternative renewable sources of energies for vehicular applications. The hydrogen energy seems to be a
Shinde, Ravindra, Tayade, Meenakshi
core   +2 more sources

Smart, Bio‐Inspired Polymers and Bio‐Based Molecules Modified by Zwitterionic Motifs to Design Next‐Generation Materials for Medical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐based and (semi‐)synthetic zwitterion‐modified novel materials and fully synthetic next‐generation alternatives show the importance of material design for different biomedical applications. The zwitterionic character affects the physiochemical behavior of the material and deepens the understanding of chemical interaction mechanisms within the ...
Theresa M. Lutz   +3 more
wiley   +1 more source

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

ETS-10 as a photocatalyst

open access: yesInternational Journal of Photoenergy, 2003
ETS-10 is a microporous titanosilicate zeolite with a framework containing linear Ti- O -Ti- O- chains. This paper describes an investigation of the photoreactivity of ETS-10 with the particular objective of evaluating the potential of this novel ...
Yuni K. Krisnandi   +3 more
doaj   +1 more source

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