Articles with "frequency low" as a keyword



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High‐frequency, low‐intensity ultrasound and microbubbles enhance nerve blockade

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Published in 2018 at "Journal of Controlled Release"

DOI: 10.1016/j.jconrel.2018.02.027

Abstract: Graphical abstract Figure. No caption available. read more here.

Keywords: microbubbles enhance; high frequency; frequency low; intensity ultrasound ... See more keywords
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Synergistic inactivation of bacteria based on a combination of low frequency, low-intensity ultrasound and a food grade antioxidant

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Published in 2021 at "Ultrasonics Sonochemistry"

DOI: 10.1016/j.ultsonch.2021.105567

Abstract: Highlights • Co-treatment with propyl gallate and low-frequency, low-intensity ultrasound led a synergistic antibacterial effect.• The synergistic effect was shown against both Gram-positive and Gram-negative bacteria.• The co-treatment altered the permeability and integrity of cell… read more here.

Keywords: frequency; frequency low; intensity ultrasound; low frequency ... See more keywords
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Multi‐phase feedforward ring VCO with high frequency and low phase noise

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Published in 2020 at "Electronics Letters"

DOI: 10.1049/el.2020.2017

Abstract: A novel feedforward-coupling ring oscillator (FRVCO) is presented. A comparative study in terms of oscillation frequency and phase noise is conducted between the proposed model and the traditional FRVCO. Due to the improved delay cell,… read more here.

Keywords: phase; phase noise; low phase; frequency low ... See more keywords
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The Frequency of Low Scores on ImPACT in Adolescent Student-Athletes: Stratification by Race and Socioeconomic Status Using Multivariate Base Rates

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Published in 2022 at "Developmental Neuropsychology"

DOI: 10.1080/87565641.2022.2034827

Abstract: ABSTRACT This study examined the associations between the frequency of low scores on the Immediate Post-Concussion Assessment and Cognitive Test (ImPACT) by race and socioeconomic status (SES), using the proxy of Title I school status,… read more here.

Keywords: student athletes; frequency low; race; status ... See more keywords
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FRI0350 THE FREQUENCY OF LOW MINERAL DENSITY, FALLS AND FRACTURES IN PATIENTS WITH SYSTEMIC SCLEROSIS

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Published in 2019 at "Annals of the Rheumatic Diseases"

DOI: 10.1136/annrheumdis-2019-eular.3125

Abstract: Background Systemic sclerosis (SSc) is a severe connective tissue disorder causing vascular, immune, and fibrotic changes in the skin and internal organs. Patients with SSc may have an increased risk of osteoporosis (OP) and fractures… read more here.

Keywords: risk; age; women men; frequency low ... See more keywords
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Adenosine Receptors as a Biological Pathway for the Anti-Inflammatory and Beneficial Effects of Low Frequency Low Energy Pulsed Electromagnetic Fields

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Published in 2017 at "Mediators of Inflammation"

DOI: 10.1155/2017/2740963

Abstract: Several studies explored the biological effects of low frequency low energy pulsed electromagnetic fields (PEMFs) on human body reporting different functional changes. Much research activity has focused on the mechanisms of interaction between PEMFs and… read more here.

Keywords: energy pulsed; effects low; frequency low; low frequency ... See more keywords
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High frequency of low noise amplifier architecture for WiMAX application: A review

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Published in 2021 at "International Journal of Electrical and Computer Engineering"

DOI: 10.11591/ijece.v11i3.pp2153-2164

Abstract: The low noise amplifier (LNA) circuit is exceptionally imperative as it promotes and initializes general execution performance and quality of the mobile communication system. LNA's design in radio frequency (R.F.) circuit requires the trade-off numerous… read more here.

Keywords: frequency low; high frequency; noise amplifier; architecture ... See more keywords
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The penetration effect of HMME-mediated low-frequency and low-intensity ultrasound against the Staphylococcus aureus bacterial biofilm

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Published in 2020 at "European Journal of Medical Research"

DOI: 10.1186/s40001-020-00452-z

Abstract: Background The purpose of this study was to observe the effect of hematoporphyrin monomethyl ether (HMME)-mediated low-frequency and low-intensity ultrasound on mature and stable Staphylococcus aureus ( S. aureus ) biofilms under different ultrasound parameters.… read more here.

Keywords: frequency low; intensity; intensity ultrasound; low frequency ... See more keywords

2  W single-frequency, low-noise 509  nm laser via single-pass frequency doubling of an ECDL-seeded Yb fiber amplifier.

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Published in 2018 at "Applied optics"

DOI: 10.1364/ao.57.008733

Abstract: A single-frequency low-noise green laser at 509 nm is developed for the study of cesium Rydberg atoms. The laser is generated by single-pass second-harmonic generation of a Yb fiber amplifier seeded with an external cavity diode… read more here.

Keywords: single frequency; 509 laser; laser; frequency ... See more keywords