Results 131 to 140 of about 232,604 (298)

Fundamental properties of thermoset resin with boron nitride nanotube reinforcement for radiation shielding applications [PDF]

open access: yes, 2014
Boron nitride nanotubes (BNNT's), like carbon nanotubes (CNT's), have properties beneficial for the application in various fields of science including materials, electronics, and medicine.
Estévez, Joseph Evans   +1 more
core  

Raman Evidence of Moiré Diamondene Formation by High‐Pressure

open access: yesAdvanced Science, EarlyView.
Two‐dimensional moiré diamondene is formed at approximately 2 GPa through the synergy of high pressure, interlayer twist, and a chemically active diamond (100) surface. It is a hybrid sp2–sp3 nanostructure, consists of localized nanodiamond domains and unbonded graphene segments.
Chaofeng Gao   +13 more
wiley   +1 more source

Research progress of PCBN without binder

open access: yesJin'gangshi yu moliao moju gongcheng, 2017
Cubic boron nitride is widely used in modern manufacturing field, with its excellent characteristics.The performance requirements of cubic boron nitride are higher with the continuous improvement of manufacturing requirements, many countries in the world
KOU Zili, LIU Teng
doaj  

Efficient Polarization‐Entangled Photon‐Pair Generation by a Fiber‐In‐Line van der Waals Material

open access: yesAdvanced Science, EarlyView.
Telecom‐wavelength polarization‐entangled photon pairs are generated in a van der Waals‐material‐integrated all‐fiber device via spontaneous parametric down‐conversion. The demonstrated fiberized quantum light source bridges emerging 2D nonlinear materials and practical quantum photonic systems, opening new opportunities for scalable fiber‐based ...
Jungseok Choi   +11 more
wiley   +1 more source

Atomically Correlated Phosphorus–Sulfur Sites in Carbon Nitride for Efficient Hydrogen Peroxide Production

open access: yesAdvanced Science, EarlyView.
Atomically correlated phosphorus–sulphur sites are introduced into graphitic carbon nitride to regulate charge distribution, suppress localized trapping, and enhance oxygen activation. The resulting metal‐free photocatalyst selectively promotes the two‐electron oxygen reduction pathway, enabling efficient hydrogen peroxide production in pure water ...
Adnan Ahmad   +12 more
wiley   +1 more source

Janus Nanostructures Enabled by Confined Interfacial Engineering for Enhanced Electromagnetic Response

open access: yesAdvanced Science, EarlyView.
Confined diffusion‐driven interfacial engineering enables the nanoscale construction of asymmetric SiC@C Janus hollow nanoshells, achieving synergistic impedance matching and electromagnetic energy dissipation for highly efficient broadband microwave absorption at ultralow filler loading.
Limeng Song   +17 more
wiley   +1 more source

Spatially-resolved UV-C emission in epitaxial monolayer boron nitride [PDF]

open access: yes
We report hyperspectral imaging in the UV-C spectral domain in epitaxial monolayers of hexagonal boron nitride (hBN). Under quasi-resonant laser excitation, the UV-C emission of monolayer hBN consists in resonant Raman scattering and photoluminescence ...
Cheng, Tin S   +19 more
core   +1 more source

Transparent Topological Meta‐Diplexer via Tightly Confined Valley Surface States

open access: yesAdvanced Science, EarlyView.
An optically transparent topological metasurface supporting tightly confined valley surface states enables robust and flexible wave routing in an ultrathin platform. A compact transparent meta‐diplexer with spatially and spectrally separated channels is realized, while communication experiments verify high‐fidelity signal transmission, opening new ...
Sijie Li   +5 more
wiley   +1 more source

Insights on the Bonding Mechanism, Electronic and Optical Properties of Diamond Nanothread–Polymer and Cement–Boron Nitride Nanotube Composites

open access: yesMolecules
The success of composite materials is attributed to the nature of bonding at the nanoscale and the resulting structure-related properties. This study reports on the interaction, electronic, and optical properties of diamond nanothread/polymers (cellulose
Diamond C. Domato   +4 more
doaj   +1 more source

Van der Waals Heterostructures for Next‐Generation Spintronics: Multiferroic‐Mediated Magnetoelectric Properties

open access: yesAdvanced Science, EarlyView.
As CMOS technology approaches fundamental energy limits, new paradigms for low‐power information processing are required. Magnetic systems are attractive for their spin transport, yet current‐induced magnetization control is energy inefficient. Multiferroic heterostructures enable energy‐efficient electric field manipulation of magnetism.
Donghyeon Lee   +3 more
wiley   +1 more source

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