Results 71 to 80 of about 135,446 (298)

Particle‐Level ZrO2 Atomic Layer Deposition Enables Fast‐Cycling and Long‐Life Graphite Cathodes for Dual‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A spatial location of atomic layer deposition (ALD)‐derived ZrO2 coatings is demonstrated to be a critical design parameter for stabilizing graphite cathodes in DIBs. Direct particle‐level ALD (PALD) screening of representative metal oxides identified ZrO2 as the coating that provides the most favorable balance of high‐rate capability and interfacial ...
Jieun Kang   +7 more
wiley   +1 more source

Ultrafast dynamics microscopy

open access: yesApplied Physics Letters, 2000
We report the three-dimensional imaging of the vibrational, solvent, orientational, and electronic relaxation in organic fluorescent samples at 200–500 nm spatial resolution. This is achieved in steady-state recordings by exciting the fluorophore with a femtosecond pulse and subsequent quenching with a time-delayed, redshifted femtosecond pulse through
Dyba, Marcus   +3 more
openaire   +3 more sources

Advances in ultrafast optics and imaging applications [PDF]

open access: yes, 2018
Ultrafast imaging has been a key enabler to many novel imaging modalities, including looking behind corners and imaging behind scattering layers. With picosecond time resolution and unconventional sensing geometries, ultrafast imaging can fundamentally ...
Redo-Sanchez, Albert   +4 more
core   +1 more source

Nitrospinics: Nitride Materials for Spin‐Orbit and Orbital Torques From Memory to Artificial Intelligence

open access: yesAdvanced Functional Materials, EarlyView.
Further advances in applications can be anticipated through the development of unique and functional materials beyond conventional alloys. Nitrogen enables tailor‐made orbital textures in various transition‐metal hosts, paving the way for devices ranging from spintronics memory to artificial intelligence hardware.
Prabhat Kumar   +3 more
wiley   +1 more source

Free-standing millimeter-range 3D waveguides for on-chip optical interconnects

open access: yesScientific Reports
Next-generation energy-efficient photonic integrated systems, such as neuromorphic computational chips require efficient heterogeneous integration of ultracompact light sources and photodetectors through highly dense waveguide circuits.
Artur Andrishak   +5 more
doaj   +1 more source

GeS as an Emerging OTS Material: Atomic Structure and Modeling of ON/OFF Switching

open access: yesAdvanced Functional Materials, EarlyView.
The structural puzzle of glassy GeS, an advanced memory‐selector material, has finally been disentangled, revealing a patchwork of mixed tetrahedral and trigonal species. Under a high electric field, over‐ and under‐coordinated Ge and S defects, together with three‐membered rings, form an interconnected network associated with localized and extended ...
Andrey Tverjanovich   +13 more
wiley   +1 more source

Propagation and active control of femtosecond plasmon pulses [PDF]

open access: yes, 2009
Here we report on the ultrafast modulation of propagating fs SPP signal via direct optical excitation of the metal component of an aluminium/silica waveguide and investigate spectral dependence of the effect and its kinetics.
Z. L. Samson   +9 more
core   +2 more sources

Generation of 12 nJ Pulse Energy by a Thulium-doped Fiber Mamyshev Oscillator [PDF]

open access: yesEPJ Web of Conferences, 2022
Schuhbauer B.   +6 more
doaj   +1 more source

Ultrafast Photochemistry in Liquids

open access: yesAnnual Review of Physical Chemistry, 2013
Ultrafast photochemical processes can occur in parallel with the relaxation of the optically populated excited state toward equilibrium. The latter involves both intra- and intermolecular modes, namely vibrational and solvent coordinates, and takes place on timescales ranging from a few tens of femtoseconds to up to hundreds of picoseconds, depending ...
Rosspeintner, Arnulf   +2 more
openaire   +4 more sources

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

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