Results 131 to 140 of about 19,023 (293)

Multiferroic‐Centric Materials and Systems Engineering for Battery Applications: An Insight Into Mechanisms, Strategies, and Characterizations

open access: yesAdvanced Science, EarlyView.
Multiferroic order parameters – polarization, magnetization, and ferroelastic strain – are positioned as dynamic design variables for batteries. Their mechanistic roles, practical tuning through fabrication and external fields, and ferroic‐resolved characterization routes are unified into a closed‐loop framework, revealing how coupled ferroic responses
Jiaqi Su   +13 more
wiley   +1 more source

Polarization-insensitive 8-channel silicon DWDM Receiver

open access: yes, 2018
Both benefits and suffers from the large index contrast between Si and SiO2, silicon photonics shows as a promising platform for next generation optical interconnections.
Zhen Sheng   +8 more
core  

Synergistic Integration of Artificial Merkel Disc and Meissner Corpuscle via Dermal Papillary Structures for Mechanically Filtered Multimodal Tactile Sensing

open access: yesAdvanced Science, EarlyView.
A multimodal tactile sensor module that mimics the spatial arrangement and function of Merkel discs and Meissner corpuscles within the human papillary structure operates in a self‐powered manner, responding to both dynamic and static stimuli, achieving tactile perception more similar to human skin.
Jaehyeong Kim   +4 more
wiley   +1 more source

Electrolyte–Framework Matching in High‐Voltage TEMPO‐COF Cathodes for Lithium Batteries

open access: yesAdvanced Science, EarlyView.
TEMPO‐functionalized covalent organic frameworks are investigated as high‐voltage cathodes for lithium batteries. Screening five electrolyte anions identifies lithium difluoro(oxalato)borate (LiDFOB) as the optimal electrolyte, balancing capacity, rate capability, and cycling stability, while buckypaper electrodes achieve high mass loading (40 mg cm−2)
Marilyn Esclance DMello   +5 more
wiley   +1 more source

POLARIZATION INSENSITIVE QUASI-PHASE-MATCHED SECOND HARMONIC GENERATION

open access: yes, 2011
Polarization insensitive second harmonic generation (SHG) is proposed in an electro-optic (EO) tunable periodically poled Lithium Niobate (PPLN). The PPLN consists of four sections. External electric fields could be selectively applied to them to induce
ZI-YAN YU   +4 more
core   +1 more source

Strain‐Adaptive Dielectric Metamaterials via Bioinspired “Ligament‐Bone” Architecture for Ultrahigh‐Energy Capacitive Storage

open access: yesAdvanced Science, EarlyView.
A bioinspired strain‐adaptive ligament‐bone architecture achieves record‐high energy density of 26.1 J cm−3 and 90% efficiency at 600 MV m−1, coupled with a Young's modulus of 2.13 GPa. ABSTRACT Polymer dielectrics for capacitive energy storage face fundamental trade‐offs between breakdown strength, energy density, efficiency, and mechanical robustness.
Jian Wang   +6 more
wiley   +1 more source

Columnar quantum dashes for polarization insensitive semiconductor optical amplifiers

open access: yes, 2009
InAs Columnar Quantum Dash (CQDash) structures on (100) InP for polarization insensitive semiconductor optical amplifiers have been realized. Photoluminescence and electroluminescence measurements confirm a strong relationship between the polarization ...
Forchel, A.   +17 more
core   +1 more source

Liquid Metals in Radio Frequency Applications: A Review of Physics, Manufacturing, and Emerging Technologies

open access: yesAdvanced Electronic Materials, EarlyView.
This paper reviews the physics of liquid metals in RF devices, including the influence of mechanical strain on resonance as well as fabrication methods and strategies for designing tunable and strain‐tolerant inductors, capacitors, and antennas.
Md Saifur Rahman, William J. Scheideler
wiley   +1 more source

Multispectral Polarization‐Insensitive Graphene/Silicon Guided Mode Resonance Active Metasurfaces

open access: yesAdvanced Photonics Research
An advanced complementary metal‐oxide‐semiconductor (CMOS)compatible graphene/silicon multispectral active metasurfaces are investigated based on guided‐mode resonance filters. The simulated results show a high extinction ratio (>25 dB), narrow linewidth
Prateeksha Sharma   +5 more
doaj   +1 more source

Polarization-insensitive wavelength exchange in highly-nonlinear dispersion-shifted fiber

open access: yes, 2002
A new polarization-insensitive wavelength exchange in highly-nonlinear dispersion-shifted fiber was discussed. A polarization-diversity loop technique with orthogonal pumps was used. Results showed signal and idler output power variation below 0.4 dB and
Uesaka, K   +3 more
core  

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