Results 141 to 150 of about 13,605 (300)

Miniaturized forced-mode ring resonator with capacitive loading

open access: yes, 2012
The miniaturization of conventional ring resonators is demonstrated by forcing a voltage minimum at one end of the resonator. In addition, the resonator is loaded with a capacitance to achieve further miniaturization and reducing its sensitivity to ...
ALONSO CORONA CHAVEZ   +2 more
core  

Exploring an Alternative to mRNA Vaccine Cold Chain Storage: MRNA‐Lipid Nanoparticle Stability When Dried in a Polymer Matrix

open access: yesAdvanced Functional Materials, EarlyView.
The nanostructure, size, and function of mRNA‐loaded lipid nanoparticles are evaluated before drying, within polymer microneedles, and after rehydration. The results reveal the polymer and LNP loadings required to recover nanostructure and preserve the delivery performance in dry‐state formulations.
Brendan P. Dyett   +19 more
wiley   +1 more source

A Compact UWB Monopole Antenna with Rejected WLAN Band using Split-Ring Resonator and Assessed by Analytic Hierarchy Process Method

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications
The design of a compact microstrip line-fed Ultra-wideband (UWB) monopole antenna with a notched band characteristic is presented in this paper. The rejection frequency band occurs around 5-6 GHz, which is appropriate for wireless local area network ...
S. R. Ebadzadeh   +4 more
doaj   +1 more source

Dual‐Mode Magnetic Elastomer for On‐Demand Motion and Degradation

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐mode magnetic elastomer is introduced, enabling DC field‐driven programmable actuation and AC field‐driven magnetothermal degradation. GHz‐range magnetic fields generate ultrafast heating of magnetic nanoparticles that activates cleavage of the silicone elastomer matrix.
Jieun Han   +13 more
wiley   +1 more source

An Analysis of Split-Ring Resonators and Potential Barcode Application

open access: yesJournal of Engineering Technology and Applied Physics
This paper presents an analysis of various split-ring resonator (SRR) configurations coupled with coplanar waveguides (CPW). Three distinct resonant structures are presented, namely, the S-shaped split-ring resonator (S-SRR), the conventional split-ring ...
Chu Shen Ong   +3 more
doaj   +1 more source

[Design and Investigation of a Hybrid Optical Resonator for Medium Energy COIL]

open access: yes, 2007
High brightness laser radiation of chemical oxygen iodine lasers (COIL) requires resonator types especially adapted to low gain medium and rectangular cavity geometry.
Grünewald, Karin   +3 more
core  

Microwave fluidic sensor using enhanced coupling peripheral Microstrip split-ring resonator sensor

open access: yes, 2015
In this paper, a new type of microwave fluidic sensor using enhanced coupling peripheral microstrip split-ring resonator is studied in order to analyze the effect of Q-factor and insertion loss with several common liquids.
Eliyana Ruslan   +9 more
core   +1 more source

Exploring Pb‐Chelation Chemistry in the Crystallization Dynamics of Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A mechanism of how Pb‐chelation chemistry governs coordination geometry and initial nucleation behavior at the precursor level of halide perovskite, by regulating the deprotonation state of a chelating additive, is elucidated. This allows for innovative reaction‐system design principles that promote coherent growth while suppressing defect formation in
Byeong Jun Kim   +13 more
wiley   +1 more source

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