Results 11 to 20 of about 1,138,447 (216)

Effects of bolus injection rate on the pharmacodynamics and pharmacokinetics of propofol, etomidate and sufentanil in rats [PDF]

open access: yesFrontiers in Veterinary Science
IntroductionThe preclinical phase of innovative drug research and development involves a comprehensive assessment of multiple variables that may influence therapeutic outcomes and safety profiles.
Sicheng Liu   +8 more
doaj   +2 more sources

Closed-Loop Control of Chemical Injection Rate for a Direct Nozzle Injection System [PDF]

open access: yesSensors, 2016
To realize site-specific and variable-rate application of agricultural pesticides, accurately metering and controlling the chemical injection rate is necessary.
Xiang Cai   +4 more
doaj   +2 more sources

Effects of Remimazolam Dose and Bolus Injection Rate on Hiccups During Painless Colonoscopy: A Double-Blind Randomized Clinical Trial [PDF]

open access: yesDrug Design, Development and Therapy
Yanping Lu,1 Xuewei Wang,2 Henjing Zou,1 Changhui Shao,1 Guangyi Lai,1 Shan Ou1 1Department of Anesthesiology, Chengdu Integrated TCM & Western Medicine Hospital, Chengdu, 610000, People’s Republic of China; 2Department of Emergency, Chengdu Second ...
Lu Y, Wang X, Zou H, Shao C, Lai G, Ou S
doaj   +2 more sources

Exploring the propagation of hydraulic fracture with nonuniform stress based on the block distinct element method

open access: yesEnergy Science & Engineering, 2023
The stress field is a critical factor for fracture propagation in hydraulic fracturing. Attention should be paid to fracture propagation with the nonuniform stress field.
Baoshan Jia   +4 more
doaj   +1 more source

Relating Dike Geometry and Injection Rate in Analogue Flux-Driven Experiments

open access: yesFrontiers in Earth Science, 2021
Dikes feed most eruptions, so understanding their mechanism of propagation is fundamental for volcanic hazard assessment. The variation in geometry of a propagating dike as a function of the injection rate remains poorly studied.
Federico Galetto   +3 more
doaj   +1 more source

An experimental study on advanced injection rate measurement of a marine engine using the Zeuch method

open access: yesJournal of Thermal Science and Technology, 2016
In this study, an injection rate meter that can be used to measure marine engine nozzle injection rates is developed and the results obtained using this equipment are presented.
Changhee LEE
doaj   +1 more source

Numerical Investigation into the Effect of Natural Fracture Density on Hydraulic Fracture Network Propagation

open access: yesEnergies, 2017
Hydraulic fracturing is an important method to enhance permeability in oil and gas exploitation projects and weaken hard roofs of coal seams to reduce dynamic disasters, for example, rock burst.
Zhaohui Chong   +4 more
doaj   +1 more source

Fault Reactivation by Fluid Injection: Controls From Stress State and Injection Rate

open access: yesGeophysical Research Letters, 2018
We studied the influence of stress state and fluid injection rate on the reactivation of faults. We conducted experiments on a saw cut Westerly granite sample under triaxial stress conditions.
François. X. Passelègue   +2 more
doaj   +1 more source

Application of Water Fracturing in Geothermal Energy Mining: Insights from Experimental Investigations

open access: yesEnergies, 2019
Currently, water fracturing under deep geothermal conditions remains poorly understood because the reservoir rocks are usually high-strength crystalline rocks characterized by high temperatures. The aim of this study is to investigate the effects of rock
Zhihong Lei   +6 more
doaj   +1 more source

A Comparison of the Injection Rate of Local Anesthetic during Spinal Anesthesia on the Onset of Sensory Block and Incidence of Hypotension in Caesarean Section

open access: yesClinical and Experimental Obstetrics & Gynecology, 2022
Objective: The injection rate of the local anesthetic may affect the level and the time of onset of sensory block. The aim of this prospective study was to investigate the effects of two different injection rates of local anesthetic solution (0.5% heavy ...
Ersagun Tugcugil, Ahmet Besir
doaj   +1 more source

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