Results 11 to 20 of about 33,942 (268)

Tunable nanophotonics

open access: yesNanophotonics, 2022
Most optical elements – be it refractive lenses, optical coatings, or glass fibers – have their attributes fully defined once they are fabricated. Moving or swapping bulky parts often becomes the only resort to enable dynamic tuning of an optical system to adapt to changing needs, which however escalates the system size, weight, complexity, and cost ...
Juejun Hu   +3 more
openaire   +4 more sources

Jamming with Tunable Roughness [PDF]

open access: yesPhysical Review Letters, 2020
We introduce a new model to study the effect of surface roughness on the jamming transition. By performing numerical simulations, we show that for a smooth surface, the jamming transition density and the contact number at the transition point both increase upon increasing asphericity, as for ellipsoids and spherocylinders.
Ikeda, Harukuni   +3 more
openaire   +7 more sources

RF-Characterization of HZO Thin Film Varactors

open access: yesCrystals, 2021
A microwave characterization at UHF band of a ferroelectric hafnium zirconium oxide metal-ferroelectric-metal (MFM) capacitors for varactor applications has been performed.
Sukhrob Abdulazhanov   +9 more
doaj   +1 more source

Dielectric properties of BaMg1∕3Nb2∕3O3 doped Ba0.45Sr0.55Tio3 thin films for tunable microwave applications [PDF]

open access: yesJournal of Advanced Dielectrics, 2015
Ba(Mg1∕3Nb2∕3)O3 (BMN) doped and undoped Ba0.45Sr0.55TiO3 (BST) thin films were deposited via radio frequency magnetron sputtering on Pt/TiO2/SiO2/Al2O3 substrates.
Fikadu Alema, Konstantin Pokhodnya
doaj   +1 more source

Tunable Terahertz Metamaterial with Electromagnetically Induced Transparency Characteristic for Sensing Application

open access: yesNanomaterials, 2021
We present and demonstrate a MEMS-based tunable terahertz metamaterial (TTM) composed of inner triadius and outer electric split-ring resonator (eSRR) structures.
Jitong Zhong, Xiaocan Xu, Yu-Sheng Lin
doaj   +1 more source

Tunable clathrates [PDF]

open access: yesActa Crystallographica Section A Foundations of Crystallography, 2001
Investigation of the selectivity of a diol organic host for mixtures of DMF and DMSO, showed the formation of five inclusion compounds in which the stoichiometry varies in discrete steps and is determined by the composition of the liquid guest mixture; the structures of these compounds are described.
M R, Caira, T, le Roex, L R, Nassimbeni
openaire   +2 more sources

research Paper: Extraordinary Response of Graphene Layered Structures to Incident Light [PDF]

open access: yesفیزیک کاربردی ایران
Multilayered graphene structures have emerged as promising materials for designing novel optical devices due to their unique light-matter interactions. One of the intriguing phenomena observed in these structures is plasmonic resonance, which occurs in ...
Vahideh Mohadesi
doaj   +1 more source

Coupling Controlled Dual‐Band Tunable Electromagnetic Extraordinary Transmission in Graphene Hybrid Metasurfaces

open access: yesAdvanced Electronic Materials, 2023
A metasurface is a kind of ultrathin artificial composite composed of subwavelength elements with unique abilities in manipulating electromagnetic waves.
Jiameng Nan   +8 more
doaj   +1 more source

A robust and tunable mitotic oscillator in artificial cells

open access: yeseLife, 2018
Single-cell analysis is pivotal to deciphering complex phenomena like heterogeneity, bistability, and asynchronous oscillations, where a population ensemble cannot represent individual behaviors.
Ye Guan   +8 more
doaj   +1 more source

Black Phosphorus-New Nanostructured Material for Humidity Sensors: Achievements and Limitations

open access: yesSensors, 2019
The prospects of using nanostructured black phosphorus for the development of humidity sensors are considered. It was shown that black phosphorus has a set of parameters that distinguish it from other two-dimensional (2D) materials such as graphene ...
Ghenadii Korotcenkov
doaj   +1 more source

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