Results 101 to 110 of about 97,655 (378)

The research progress on Hodograph Method of aerodynamic design at Tsinghua University [PDF]

open access: yes
Progress in the use of the Hodograph method of aerodynamic design is discussed. It was found that there are some restricted conditions in the application of Hodograph design to transonic turbine and compressor cascades.
Chen, Zuoyi, Guo, Jingrong
core   +1 more source

Photothermal Hydrogel with Mn3O4 Nanoparticles Alleviates Intervertebral Disc Degeneration by Scavenging ROS and Regulating Extracellular Matrix Metabolism

open access: yesAdvanced Functional Materials, EarlyView.
The MPTT‐nanozyme‐hydrogel system (Mn3O4@ChS‐HA) provides a multifunctional therapeutic strategy for intervertebral disc degeneration (IVDD), effectively targeting oxidative stress and enhancing AF repair by restoring extracellular matrix (ECM) and redox homeostasis.
Yangyang Chen   +13 more
wiley   +1 more source

The use of energy saving technology as the basis for the state program implementation

open access: yesMATEC Web of Conferences, 2017
The article views prospects of application of energy-saving technology in heat sources and plants that consume thermal energy in the form of steam and hot water.
Novopashina Nadezhda, Puring Svetlana
doaj   +1 more source

Viscosity Influence on Flutter Boundary and Limit Cycle Oscillation in Transonic Regime

open access: yesJournal of Fluid Science and Technology, 2008
Viscosity has a great influence on nonlinearity especially in the transonic regime: however only preliminary research into the viscous effect on the aeroelstic response was conducted. Nonlinearity of the flowfield assumed to be the main source of flutter
Sung-Yeoul LEE
doaj   +1 more source

Viscous effects on transonic airfoil stability and response [PDF]

open access: yes
Viscous effects on transonic airfoil stability and response are investigated using an integral boundary layer model coupled to the inviscid XTRAN2L transonic small disturbance code. Unsteady transonic airloads required for stability analyses are computed
Batina, J. T., Berry, H. M., Yang, T. Y.
core   +1 more source

Astrophysical Accretion as an Analogue Gravity Phenomena [PDF]

open access: yes, 2006
In recent years, strong analogies have been established between the physics of acoustic perturbations in an inhomogeneous dynamical fluid system, and some kinematic features of space-time in general relativity.
Das, Tapas Kumar
core   +1 more source

Radial transonic shock solutions of Euler-Poisson system in convergent nozzles

open access: yes, 2017
Given constant data of density $\rho_0$, velocity $-u_0{\bf e}_r$, pressure $p_0$ and electric force $-E_0{\bf e}_r$ for supersonic flow at the entrance, and constant pressure $p_{\rm ex}$ for subsonic flow at the exit, we prove that Euler-Poisson system
Bae, Myoungjean, Park, Yong
core   +1 more source

Patterned Assembly of Transition Metal Dichalcogenide/Graphene Heterostructures via Direct Laser Writing

open access: yesAdvanced Functional Materials, EarlyView.
The fabrication of patterned transition metal dichalcogenide (TMD)/graphene heterostructures via direct laser writing reveals new interface chemistry and enables efficient, customizable assembly. Selective laser irradiation of functionalized TMD/graphene triggers localized reactions, forming chemically modified interfaces.
Xin Chen   +12 more
wiley   +1 more source

Design of an Axial Transonic Rotor by Modified Spanwise Loading Distribution

open access: yesJournal of Applied Fluid Mechanics, 2021
Improving the aerodynamic performance of the transonic fan in a turbofan engine can be beneficial for both the fuel consumption and maneuverability of an airplane.
A. Shahsavari   +3 more
doaj  

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