Results 121 to 130 of about 191,627 (301)

Numerical calculations of pressure oscillations in a side-dump ramjet engine [PDF]

open access: yes, 1984
Pressure oscillations in a side-dump ramjet engine have been studied, using a one-dimensional numerical analysis. The engine is treated in two parts; the inlet section, including a region of two-phase flow downstream of fuel injection, and a dump ...
Culick, F. E. C., Yang, V.
core  

Multi‐Responsive Dendrimer‐Hyaluronic Acid Hydrogel With Lubricating and Immunoregulatory Functions for Synergistic Osteoarthritis Therapy

open access: yesAdvanced Functional Materials, EarlyView.
A hydrogel with dynamic cross‐links was formed by cross‐linking hyaluronic acid with curcumin‐preloaded, phenylboronic acid‐modified poly(amidoamine) dendrimers. This hydrogel exhibited excellent injectability and self‐healing ability, enabling controlled Cur release in response to low pH, high reactive oxygen species (ROS) generation, or mechanical ...
Junjie Liu   +9 more
wiley   +1 more source

On the Effect of Forced-Oscillation Amplitude upon the Flow in a Cubic Cavity Heated Below

open access: yesJournal of Fluid Science and Technology, 2013
The authors numerically investigate the forced-oscillation-frequency responses on flow and thermal characteristics of the thermal convection in a cubic cavity heated from below in the gravitational field, concerning global quantities such as spatially ...
Katsuya HIRATA   +4 more
doaj   +1 more source

Experimental investigation and analysis of two sources of nozzle-thrust misalignment [PDF]

open access: yes, 1970
Asymmetry of nozzle's throat produces oscillatory type net side-force axial profile. Using mean values of localized static pressure and Mach number, scaling laws for flat-plate supersonic flow over protrusion are applied to nozzle expansion cone ...
Dowdy, M. W., Strand, L. D.
core   +1 more source

Assembly of Cell‐Seeded 3D Printed Hydrogel Modules with Perfusable Channel Networks

open access: yesAdvanced Functional Materials, EarlyView.
Macroscale assembly was utilized to prepare perfusable tissue constructs from individually 3D printed hydrogel modules with embedded branched channel networks and port arrays for cell seeding. Novel multi‐material bioreactors were fabricated to facilitate the gluing of individual modules and the perfusion culture of assembled modular constructs seeded ...
Zachary J. Geffert   +10 more
wiley   +1 more source

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

Development of an Electrohydrodynamic (EHD) Micropump to Generate Oscillating Flow at Low Frequencies

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2010
An electrohydrodynamic (EHD) micropump to generate oscillating flow is newly developed and experimentally tested using an arrangement of thin stainless steel wires.
Yuhei FUJIWARA   +2 more
doaj   +1 more source

Free convective oscillatory flow due to inclined perpendicular shield subject to the thermos-diffusion and suction effects. [PDF]

open access: yesHeliyon, 2023
Sankar B V   +9 more
europepmc   +1 more source

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