Results 1 to 10 of about 308,388 (165)

Kinematic flow for cosmological loop integrands

open access: yesJournal of High Energy Physics
Recently, an interesting pattern was found in the differential equations satisfied by the Feynman integrals describing tree-level correlators of conformally coupled scalars in a power-law FRW cosmology [1, 2].
Daniel Baumann   +2 more
doaj   +4 more sources

In-Situ Tools Used in Vanadium Redox Flow Battery Research—Review

open access: yesBatteries, 2021
Progress in renewable energy production has directed interest in advanced developments of energy storage systems. The all-vanadium redox flow battery (VRFB) is one of the attractive technologies for large scale energy storage due to its design ...
Purna C. Ghimire   +5 more
doaj   +1 more source

Flow volume loop as a diagnostic marker

open access: yesLung India, 2013
Vinaya S Karkhanis   +2 more
doaj   +3 more sources

Effect of Magnetic Field on the Corrosion of API-5L-X65 Steel Using Electrochemical Methods in a Flow Loop

open access: yesApplied Sciences, 2021
Limited studies have been conducted on the effect of a magnetic field on the corrosion behavior of steels. Investigating the effect on pipeline material in the oil and gas industries will be beneficial regarding corrosion prediction and control.
Shahid Parapurath   +3 more
doaj   +1 more source

Research progress of properties of wax deposit in waxy crude oil pipeline

open access: yesYou-qi chuyun, 2021
Wax deposition is the most serious problem influencing the flow of waxy crude oil in pipelines. Thus, study on the properties of wax deposit is of great significance to ensure the safe operation of crude oil pipeline.
Xuedong GAO   +5 more
doaj   +1 more source

Investigating hydrate formation and flow properties in water-oil flow systems in the presence of wax

open access: yesFrontiers in Energy Research, 2022
The coexistence of wax and hydrates will pose intractable challenges to the safety of offshore oil and gas production and transportation, especially for deep sea or ultra-deep sea reservoirs. Understanding the effect of wax crystals on hydrate formation,
Yang Liu   +11 more
doaj   +1 more source

An Automated Hardware-in-Loop Testbed for Evaluating Hemorrhagic Shock Resuscitation Controllers

open access: yesBioengineering, 2022
Hemorrhage remains a leading cause of death, with early goal-directed fluid resuscitation being a pillar of mortality prevention. While closed-loop resuscitation can potentially benefit this effort, development of these systems is resource-intensive ...
Eric. J. Snider   +5 more
doaj   +1 more source

Parametric Study of the Corrosion of API-5L-X65 QT Steel Using Potentiostat Based Measurements in a Flow Loop

open access: yesApplied Sciences, 2021
Low-carbon steel is widely used in industrial pipelines, and corrosion studies are focused mostly on erosion-corrosion, its prediction and control.
Arjun Ravikumar   +3 more
doaj   +1 more source

The flow-volume loop in tetraplegics [PDF]

open access: yesSpinal Cord, 1977
We have studied the FVC and maximum flow-volume loop in 20 tetraplegics and the results have been compared with the predicted normal values. The FVC in sitting position is reduced at approximately half the normal predicted values and is significantly lower than in supine and Trendelenburg.
J V, Forner   +2 more
openaire   +2 more sources

Research on characteristic of flow instability in a two-phase natural circulation loop with parallel once-through steam generators

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2023
When there are two sets of parallel once through-steam generators(OTSG) in the natural circulation loop, the thermal-hydraulic characteristics are complicated. Flow instability often occurs in such loops.
Ang Li   +3 more
doaj   +1 more source

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