Results 71 to 80 of about 56,421 (293)

Split-ring resonator with interdigital Split electrodes as detector for liquid and ion chromatography

open access: yesSensing and Bio-Sensing Research
The analysis of food and drugs as well as the monitoring of chemical processes and bioreactors by high-performance liquid chromatography and ion chromatography requires universal, cost-effective, and sensitive detectors.
Kirsten J. Dehning   +2 more
doaj   +1 more source

Theoretical investigation on the scale factor of a triple ring cavity to be used in frequency sensitive resonant gyroscopes [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
In this paper we study a multi-ring resonant structure including three evanescently coupled ring resonators (named triple ring resonator, TRR), with different ring radii and coupling coefficients, and coupled to two bus waveguides.
Ciminelli C.   +4 more
doaj   +1 more source

Novel tuneable filter based on MZ and an amplified ring resonator for OFDM networks [PDF]

open access: yes, 1999
IEEE Lasers and Electro-Optics Society. 1999 Annual Meeting. 8-11 November 1999. San Francisco, CAA novel reconfigurable fibre based tuneable filter is proposed.
Vargas Palma, Salvador Elías   +1 more
core   +3 more sources

Glymphatic Dysfunction Reflects Post‐Concussion Symptoms: Changes Within 1 Month and After 3 Months

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Mild traumatic brain injury (mTBI) may alter glymphatic function; however, its progression and variability remain obscure. This study examined glymphatic function following mTBI within 1 month and after 3 months post‐injury to determine whether variations in glymphatic function are associated with post‐traumatic symptom severity ...
Eunkyung Kim   +3 more
wiley   +1 more source

Control of Multi-level Voltage States in a Hysteretic SQUID Ring-Resonator System [PDF]

open access: yes, 2004
In this paper we study numerical solutions to the quasi-classical equations of motion for a SQUID ring-radio frequency (rf) resonator system in the regime where the ring is highly hysteretic. In line with experiment, we show that for a suitable choice of
A. Barone   +9 more
core   +3 more sources

Predicting Epileptogenic Tubers in Patients With Tuberous Sclerosis Complex Using a Fusion Model Integrating Lesion Network Mapping and Machine Learning

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Accurate localization of epileptogenic tubers (ETs) in patients with tuberous sclerosis complex (TSC) is essential but challenging, as these tubers lack distinct pathological or genetic markers to differentiate them from other cortical tubers.
Tinghong Liu   +11 more
wiley   +1 more source

Silicon integrated multi-mode ring resonator

open access: yesNanophotonics, 2021
Ring resonator is an essential element in silicon integrated circuit, it is widely used as filter, wavelength multiplexer and switch in single-mode operation regime.
Ye Mengyuan   +4 more
doaj   +1 more source

New studies on microstrip ring resonators for compact dual-mode dual- and triple-band bandpass filters [PDF]

open access: yes, 2011
TS-14-3-13This paper deals with the proposal, design and implementation of a class of compact dual- and triple-band bandpass filters with two transmission poles in each passband using a single microstrip ring resonator. Two methods are first presented to
Luo, S, Sun, S, Zhu, L
core   +1 more source

ALS With and Without Upper Motor Neuron Signs: A Comparative Study Supporting the Gold Coast Criteria

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The Gold Coast criteria permit diagnosis of amyotrophic lateral sclerosis (ALS) even without upper motor neuron (UMN) signs. However, whether ALS patients with UMN signs (ALSwUMN) and those without (ALSwoUMN) share similar characteristics and prognoses remains unclear.
Hee‐Jae Jung   +7 more
wiley   +1 more source

Air-Mode Photonic Crystal Micro-Ring Resonator With Enhanced Quality Factor for Refractive Index Sensing

open access: yesIEEE Photonics Journal, 2020
Intense light-matter interaction is critical for enabling high-sensitivity refractive index sensors, high-efficiency light sources, and high-performance nonlinear devices.
Yameng Xu, Shubo Hu, Mei Kong
doaj   +1 more source

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