Results 1 to 10 of about 131,776 (211)

Computational Study of Propeller–Wing Aerodynamic Interaction

open access: yesAerospace, 2018
Kestrel simulation tools are used to investigate the mutual interference between the propeller and wing of C130J aircraft. Only the wing, nacelles, and propeller geometries are considered.
Pooneh Aref   +2 more
exaly   +3 more sources

Concurrent Improvement Observed in Patient-Reported Burden and Sensor-Collected Medication Use Among Patients Enrolled in a COPD Digital Health Program

open access: yesFrontiers in Digital Health, 2021
Background: The COPD assessment test (CAT) is an 8-item questionnaire widely used in clinical practice to assess patient burden of disease. Digital health platforms that leverage electronic medication monitors (EMMs) are used to track the time and date ...
Leanne Kaye   +4 more
doaj   +1 more source

Improve Ship Propeller Efficiency via Optimum Design of Propeller Boss Cap Fins

open access: yesEnergies, 2023
This paper aims to cost-effectively improve the energy efficiency of large vessels in shipping by the optimum design of propeller boss cap fins (PBCFs). First, a model propeller of the modern four-blade propeller in a Ro-Ro ship, with no boss cap fin in ...
Chungen Yin   +4 more
doaj   +1 more source

SOLID PROPELLANTS [PDF]

open access: yesRubber Chemistry and Technology, 2019
ABSTRACT Solid propellants are energetic materials used to launch and propel rockets and missiles. Although their history dates to the use of black powder more than two millennia ago, greater performance demands and the need for “insensitive munitions” that are resistant to accidental ignition have driven much research and development over the ...
Mason, B.P., Roland, C.M.
openaire   +3 more sources

Need for clarifying remote physiologic monitoring reimbursement during the COVID-19 pandemic: a respiratory disease case study

open access: yesnpj Digital Medicine, 2021
The use of remote monitoring and virtual visits has accelerated to support socially-distanced patient care during the COVID-19 pandemic. Despite the necessity of this expansion, ambiguity in coding is hindering adoption and patient access, most notably ...
Robert Jarrin   +8 more
doaj   +1 more source

THE PROPELLER AND THE FROG [PDF]

open access: yesThe Astrophysical Journal, 2010
"Propellers" in planetary rings are disturbances in ring material excited by moonlets that open only partial gaps. We describe a new type of co-orbital resonance that can explain the observed non-Keplerian motions of propellers. The resonance is between the moonlet underlying the propeller, and co-orbiting ring particles downstream of the moonlet where
Pan, Margaret, Chiang, Eugene
openaire   +2 more sources

The relationship between objective app engagement and medication adherence in asthma and COPD: a retrospective analysis

open access: yesScientific Reports, 2021
Digital health tools can promote disease self-management, but the association of smartphone app engagement and medication adherence is unclear. We assessed the relationship between objective smartphone app engagement and controller medication use in ...
Leanne Kaye   +4 more
doaj   +1 more source

Medication Adherence and Asthma Control with Once-Daily Indacaterol/Glycopyrronium/Mometasone Furoate Breezhaler Digital Companion: 90-Day Analysis from Germany

open access: yesPulmonary Therapy, 2023
Introduction Suboptimal adherence to inhaled asthma therapy is associated with poor clinical outcomes. Digital companion paired inhaler devices record medication use and provide reminders, thereby improving treatment adherence and asthma outcomes.
Holger Woehrle   +5 more
doaj   +1 more source

Numerical Analysis of The Effects of Propeller High Thrust Distribution on Propulsion System Performance

open access: yesKapal, 2023
High ship propulsion performance is the main goal of designers, propeller is one component of the propulsion system that also affects the performance of the propulsion.
Irfan Eko Sandjaja   +5 more
doaj   +1 more source

Budget impact analysis of a digital monitoring platform for COPD

open access: yesCost Effectiveness and Resource Allocation, 2023
Background Chronic obstructive pulmonary disease (COPD) is a progressive debilitating condition with frequent exacerbations that have a high burden for patients and society.
Timothy J. Inocencio   +5 more
doaj   +1 more source

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