Results 71 to 80 of about 36,990 (311)

Hydrate Management with Real Time Data Visualization

open access: yesImproved Oil and Gas Recovery, 2019
Hydrate is a common issue in the natural gas production, which can be accelerated by the presence of H2S and CO2. This paper is to present the current experience in a gas project in Sichuan, including application of several surveillance technologies for
Jianjiang Lv   +3 more
doaj   +1 more source

Choking Phenomena of Flows in a Shock Tube

open access: yesBulletin of JSME, 1976
If the flow area of a duct is reduced beyond a limiting value, the flow will be choked and, after a transient period of wave propagation, it will become steady and the flow rate will be decreased. At present, however, the choking phenomenon is not well understood.
Kazuyuki TATSUO   +3 more
openaire   +3 more sources

Microneedle Technology in Psoriasis Management: Mechanistic Insights, Technological Innovation, Clinical Progress, and Challenges

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores the evolving role of microneedle systems in psoriasis management, highlighting their potential for enhanced drug delivery, diagnosis, and disease monitoring. It also discusses unmet clinical needs for psoriasis management and technical challenges, while outlining strategic directions to advance microneedle integration into routine ...
Fatma Moawad   +3 more
wiley   +1 more source

Two-phase choked flow of subcooled nitrogen through a slit [PDF]

open access: yes
Two-phase choked flow rate and pressure distribution data are reported for subcooled nitrogen flowing through a slit. The slip was a narrow rectangular passage of equal length and width. The inlet stagnation pressure ranged from slightly above saturation
Simoneau, R. J.
core   +1 more source

Highly Tunable and Cell‐Remodelable Thiol‐ene Alginate‐Peptide Crosslinked Hydrogels to Recreate Cellular and Organoid Microenvironments for Biofabrication

open access: yesAdvanced Healthcare Materials, EarlyView.
Norbornene‐functionalized alginate is crosslinked with a di‐thiolated peptide sequence cleavable by cell‐secreted matrix metalloproteinases and decorated with cell‐adhesion peptides upon exposure to UV. Thyroid follicles, endometrial and intestinal organoids are encapsulated in a gentle manner with high cell viability and correct phenotype ...
Julia Fernández‐Pérez   +8 more
wiley   +1 more source

Injectable Stimuli‐Responsive Amphiphilic Hydrogel for Rapid Hemostasis, Robust Tissue Adhesion, and Controlled Drug Delivery in Trauma and Surgical Care

open access: yesAdvanced Healthcare Materials, EarlyView.
Fast‐acting hydrogel seals bleeding wounds as the illustrated injectable, pH‐responsive network rapidly gels in situ to stop hemorrhage, adhere strongly to wet tissue, and release antibiotics in a controlled, pH‐dependent manner. The material withstands high pressures, shows excellent biocompatibility, and degrades safely, offering a versatile platform
Arvind K. Singh Chandel   +5 more
wiley   +1 more source

Low-speed wind-tunnel investigation of the aerodynamic and acoustic performance of a translating grid choked flow inlet [PDF]

open access: yes
The aerodynamic and acoustic performance of a translating grid choked-flow inlet was determined in a low-speed wind tunnel at free-stream velocities of 24, 32, and 45 m/sec and incidence angles of 0, 10, 20, 30, 35, 40, 45, and 50 deg.
Abbott, J. M.   +2 more
core   +1 more source

Measurements of interactions between acoustic fields and nonuniform mean flow [PDF]

open access: yes, 1980
Two problems crucial to the stability of longitudinal acoustic waves in solid rocket motors are examined experimentally. The first is the dissipation of energy associated with an average flow inward at the lateral boundary.
Awad, E.   +4 more
core  

PiP‐Plex: A Particle‐in‐Particle System for Multiplexed Quantification of Proteins Secreted by Single Cells

open access: yesAdvanced Materials, EarlyView.
Detecting proteins secreted by a single cell while retaining its viability remains challenging. A particles‐in‐particle (PiPs) system made by co‐encapsulating barcoded microparticles (BMPs) with a single cell inside an alginate hydrogel particle is introduced.
Félix Lussier   +10 more
wiley   +1 more source

Thermodynamic Modelling of Supersonic Gas Ejector with Droplets

open access: yesEntropy, 2017
This study presents a thermodynamic model for determining the entrainment ratio and double choke limiting pressure of supersonic ejectors within the context of heat driven refrigeration cycles, with and without droplet injection, at the constant area ...
Sergio Croquer   +2 more
doaj   +1 more source

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