Results 51 to 60 of about 7,132 (302)

Large-mode-area Soliton Fiber Oscillator Mode-locked using NPE in an all-PM Self-stabilized Interferometer

open access: yes, 2023
In this work, we investigate an approach to scale up the output pulse energy in an all polarization-maintaining 17.3 MHz Yb-doped fiber oscillator via implementation of 25 µm core-diameter large-mode-area fiber. The artificial saturable absorber is based
Edelmann, Marvin   +5 more
core   +1 more source

Energetic Offset in Organic Solar Cells‐ Importance, Confusion and Outlook

open access: yesAdvanced Materials, EarlyView.
Energetic offsets in organic solar cells (OSCs) remain a subject of debate due to measurement‐ and lab‐dependent discrepancies. This Perspective clarifies the physical origins of these variations and identifies temperature‐dependent electro‐optical methods as a reliable approach to obtain consistent offset values.
Nakul Jain   +5 more
wiley   +1 more source

The Effects of Temperature on the Stability of a Neuronal Oscillator

open access: yesPLoS Computational Biology, 2013
The crab Cancer borealis undergoes large daily fluctuations in environmental temperature (8-24°C) and must maintain appropriate neural function in the face of this perturbation. In the pyloric circuit of the crab stomatogastric ganglion, we pharmacologically isolated the pacemaker kernel (the AB and PD neurons) and characterized its behavior in ...
Anatoly Rinberg   +2 more
openaire   +4 more sources

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

Strong coupling of Bloch surface waves and excitons in ZnO up to 430 K

open access: yesNew Journal of Physics, 2021
We report on the investigation and observation of Bloch surface wave polaritons, resulting from the interaction between excitons in ZnO and a Bloch surface wave supported by a distributed Bragg reflector (DBR), for temperatures up to 430 K.
S Henn, M Grundmann, C Sturm
doaj   +1 more source

Switchable Magnonic Crystals Based on Spin Crossover/CrSBr Heterostructures

open access: yesAdvanced Materials, EarlyView.
Multiscale modeling is employed to investigate the functionality of a light‐controlled, tunable magnonic crystal based on spin‐crossover Fe‐pz molecules integrated with a monolayer of CrSBr. Ab initio simulations confirm that the molecules remain functional on the CrSBr surface, while a semiclassical elastic model demonstrates that light‐induced ...
Andrei Shumilin   +4 more
wiley   +1 more source

6 kW Single Stage Narrow Linewidth Fiber Amplifier Based on the Balance Between Mode Instability and Nonlinear Effects

open access: yesIEEE Photonics Journal, 2023
Single-stage high-power narrow-linewidth fiber laser has been investigated intensively recently because of its simple and robust configuration and great potential in spectral/coherent beam combination.
Xin Tian   +10 more
doaj   +1 more source

Generation of stabilized asynchronous pulse trains from a synchronously pumped optical parametric oscillator

open access: yes, 2012
Two asynchronous, broadband 3.3-mu m pulse trains with a stabilized repetition-rate difference of up to 5 kHz were generated with an optical parametric oscillator. This system is potentially suitable for coherent dual-frequency-comb spectroscopy.
Lamour, Tobias P   +13 more
core   +1 more source

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

Phase drift compensation between injector linac master oscillator and ring master oscillator for stable beam injection at SuperKEKB

open access: yesPhysical Review Accelerators and Beams, 2019
The SuperKEKB injector linac that includes the positron damping ring (DR) delivers low emittance electron and positron beams to the main rings. The beam injection phase from linac to the rings should be stabilized for long-term stable beam injection. The
Na Liu   +10 more
doaj   +1 more source

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