Results 101 to 110 of about 29,187 (218)

Blue‐hazard‐free single‐emissive‐layer white organic LEDs based on an anti‐quenching narrowband blue emitter

open access: yesFlexMat, EarlyView.
A blue‐hazard‐free single‐emissive‐layer white OLED is realized using an anti‐quenching multiple‐resonance TADF emitter, BNCT. By integrating a sterically protected MR core with efficient energy transfer capability, BNCT enables warm‐white emission with high efficiency, negligible hazardous blue photons, and a simplified device architecture for next ...
Xiao‐Long Liu   +9 more
wiley   +1 more source

Effect of boron dimers on the superconducting critical temperature in boron-doped diamond

open access: yes, 2011
We study how attractive boron correlations in boron-doped diamond affect the superconducting critical temperature. The critical temperature is obtained from the McMillan formula for strong coupling superconductors with the density of states evaluated in ...
Lipavský, Pavel, Šopík, Břetislav
core   +1 more source

Streamlined Synthesis of Triamantane from Readily Available Starting Materials

open access: yesHelvetica Chimica Acta, EarlyView.
A practical laboratory synthesis of triamantane based on the McKervey modification of the Schleyer stabilomeric synthesis is described. A high‐yielding rearrangement of Binor‐S and a significantly facilitated Diels–Alder step allowed an operationally simple sequence that reliably delivers triamantane on a tens‐of‐grams scale.
Xiao‐Yu Li, Christof Sparr
wiley   +1 more source

Arsonic Acid Functional Polymers Enable Stabilization of Iron Oxide Nanoparticles in Aqueous Solution

open access: yesMacromolecular Rapid Communications, EarlyView.
Arsonic acid containing diblock copolymers are developed to incorporate arsonic acid moieties for surface anchoring to IONPs, along with water soluble PEG blocks to impart colloidal stability in aqueous environments. The resulting polymer‐coated IONPs are evaluated for stability in physiological media and cytocompatibility.
Nhu Thao Huynh   +10 more
wiley   +1 more source

Boron Doped Diamond Electrodes in Flow-Based Systems

open access: yesFrontiers in Chemistry, 2019
Boron-doped diamond (BDD) electrodes present several notable properties, such as the largest potential window of all electrode materials (especially in anodic potentials), low background and capacitive currents, reduced fouling compared to other ...
Jhonys Machado Freitas   +3 more
doaj   +1 more source

A microstructural study of superconductive nanocrystalline diamond [PDF]

open access: yes, 2008
A transmission electron microscopy (TEM) study of superconducting nanocrystalline diamond (NCD) continuous layers is reported. The high resolution transmission electron microscopy (HREM) and the diffraction contrast modes of observations are used to ...
Achatz, Philippe   +7 more
core   +1 more source

Liquid‐Processed 2D Aromatic Amorphous Carbon: Defect Engineering and Universal Transport Scaling

open access: yesSmall, EarlyView.
Liquid‐processed graphene oxide (GO) thin films undergo a controllable crystalline–to–amorphous transition driven by thermal quenching. By kinetically tuning oxygen‐driven defect formation during reduction, scalable 2D aromatic amorphous carbon phases are stabilized, directly linking nanoscale disorder and defect topology to electronic transport ...
Fabiola Liscio   +22 more
wiley   +1 more source

Gallium Nitride‐Based Electrode Materials for Supercapacitors: From Wide Band Semiconductor to Energy Storage Platform

open access: yesSmall, EarlyView.
This review focuses on capability of Gallium Nitride (GaN)‐based supercapacitors, bordering the advancement from porous architecture to novel hybrid nanostructures. It systematically investigates synthesis approaches and charge storage mechanisms that generate remarkable energy densities and competent cyclic stability.
Farasat Haider   +7 more
wiley   +1 more source

Raman scattering in heavily boron-doped single-crystal diamond

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali, 2011
A series of boron-doped homoepitaxial diamond films grown by Microwave Plasma Enhanced Chemical Vapor Deposition at the University of Rome "Tor Vergata" have been investigated with Raman spectroscopy. As the boron content increases, we observed
G. Faggio   +6 more
doaj   +1 more source

Demonstration of a diamond anvil cell platform at the Linac Coherent Light Source: capabilities and outlook

open access: yesJournal of Synchrotron Radiation, EarlyView.
A setup for fielding high‐pressure samples contained in diamond anvil cells (DACs) at the LCLS X‐ray free electron laser is described and example powder X‐ray diffraction data are presented. Future prospects for experimental capabilities in DACs enabled by the LCLS, such as short pulse laser interactions and multiple pulse modes, are discussed.A novel ...
Mungo Frost   +13 more
wiley   +1 more source

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