Articles with "power ratio" as a keyword



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Error on the stopping power ratio of ERKODENT's mouthpiece for head and neck carbon ion radiotherapy treatment

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Published in 2023 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13987

Abstract: Abstract The errors on the stopping power ratio (SPR) of mouthpiece samples from ERKODENT were evaluated. Erkoflex and Erkoloc‐pro from ERKODENT and samples that combined Erkoflex and Erkoloc‐pro were computed tomography (CT)‐scanned using head and… read more here.

Keywords: mouthpiece; beam; error; stopping power ... See more keywords
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Modeling and optimization of an integrated multi-generation solar system with variable heat to power ratio for supplying residential and industrial demands

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Published in 2021 at "Renewable Energy"

DOI: 10.1016/j.renene.2021.04.023

Abstract: Abstract The paper aims to present a supply model to satisfy the required household final energy carriers, freshwater and industrial cooling loads for a deprived area of access that is located in hot and humid… read more here.

Keywords: system; heat power; power ratio; multi generation ... See more keywords
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Mechanical Power Ratio and Respiratory Treatment Escalation in COVID-19 Pneumonia: A Secondary Analysis of a Prospectively Enrolled Cohort

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Published in 2022 at "Anesthesiology"

DOI: 10.1097/aln.0000000000004465

Abstract: Background: Under the hypothesis that mechanical power ratio could identify the spontaneously breathing patients with a higher risk of respiratory failure, this study assessed lung mechanics in nonintubated patients with COVID-19 pneumonia, aiming to (1)… read more here.

Keywords: treatment escalation; mechanical power; power ratio; power ... See more keywords
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Peak to Average Power Ratio Reduction for Coherent Optical OFDM Systems Using Phase Rotation of The Sub-Carriers

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Published in 2020 at "International Journal of Intelligent Engineering and Systems"

DOI: 10.22266/ijies2020.0630.07

Abstract: Coherent Optical Orthogonal Frequency-Division Multiplexing (CO-OFDM) is widely used in optical communication systems, these systems suffer from many problems, including the high Peak-to-Average Power Ratio (PAPR). In this paper, a new method is proposed, it… read more here.

Keywords: average power; phase rotation; power ratio; rotation ... See more keywords
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Modified Wilkinson Power Divider Using Transmission Lines for Various Terminated Impedances and an Arbitrary Power Ratio

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Published in 2019 at "Journal of Electromagnetic Engineering and Science"

DOI: 10.26866/jees.2019.19.1.42

Abstract: This paper introduces a modified Wilkinson power divider that uses uniform transmission lines for various terminated impedances and an arbitrary power ratio. For the designed power ratio, the proposed divider changes only the electrical lengths… read more here.

Keywords: power ratio; terminated impedances; power; transmission lines ... See more keywords