Results 51 to 60 of about 174,291 (292)

Biological and Biologically Inspired Functional Nanostructures: Insights into Structural, Optical, Thermal, and Sensing Applications

open access: yesAdvanced Materials, EarlyView.
Biological and biologically‐inspired functional nanostructures with structural, thermal, optical, and sensing applications are reviewed. The role of nanoscale features in biological materials on performance is described, and their blueprints are used for bio‐inspired nanomaterials, synthesized using advanced techniques (i.e., photolithography, bio ...
Chao Hsuan (Joseph) Sung   +15 more
wiley   +1 more source

Test Stand for Microjet Engine Prototypes

open access: yesMachines
To investigate the functionality and performance of a prototype microjet engine, we constructed a versatile test stand tailored to the specifications of a 400 N prototype.
Cornel Mihai Tărăbîc   +4 more
doaj   +1 more source

State and parameter estimation approach to monitoring AGR nuclear core [PDF]

open access: yes, 2007
This work concerns with the problem of monitoring an Advanced Gas-cooled Nuclear Reactor (AGR) core. This plant (figure 1) makes use of the heat given by the nuclear efficient reaction to produce electricity by means of steam turbines.
Bonivento, C.   +4 more
core  

CFD Applications in Energy Engineering Research and Simulation: An Introduction to Published Reviews [PDF]

open access: yes, 2019
Computational Fluid Dynamics (CFD) has been firmly established as a fundamental discipline to advancing research on energy engineering. The major progresses achieved during the last two decades both on software modelling capabilities and hardware ...
Iranzo Paricio, Jose Alfredo
core   +1 more source

Feasibility studies of a converter-free grid-connected offshore hydrostatic wind turbine [PDF]

open access: yes, 2020
Owing to the increasing penetration of renewable power generation, the modern power system faces great challenges in frequency regulations and reduced system inertia.
Lin, Shuyue, Tong, Xin, Zhao, Xiaowei
core   +1 more source

Toward Long‐Lasting Slippery Surfaces for Condensation and Icephobicity: From Lubricant‐Infused to Liquid‐Like Surfaces

open access: yesAdvanced Materials Interfaces, EarlyView.
Schematic of two representative slippery surface: Lubricant‐infused surface (LIS) and liquid‐like surface (LLS) and its application in condensation and icephobic surface ABSTRACT Slippery surfaces that minimize contact line pinning and enable high droplet mobility have emerged as promising solutions for enhancing condensation and anti‐icing performance.
Jun Soo Kim   +5 more
wiley   +1 more source

CFD and Experimental Comparison for Micro-Pump Performance in Space Applications: A Case Study

open access: yesApplied Sciences
This paper presents a case study comparing CFD predictions with experimental measurements for micropumps, with the goal of evaluating the accuracy and limitations of CFD methods in complex microscale geometries.
Oana Dumitrescu   +4 more
doaj   +1 more source

FORTRAN program for computing coordinates of circular-arc, single and tandem, turbine and compressor, blade sections on a plane [PDF]

open access: yes, 1972
Coordinates for circular arc blade section of aircraft high speed compressor gas turbines were computed using FORTRAN 4 program. Aerodynamic configurations studied include single segment airfoils, airfoils with slots, and mutiple segment tandem arranged ...
Crouse, J. E., Mcnally, W. D.
core   +1 more source

Laser‐Based Solidification of Cermets/Cemented Carbides: Processing‐Microstructure‐Property Relationships

open access: yesAdvanced Materials Technologies, EarlyView.
Recent research on laser‐processed cermets and cemented carbides highlights significant advancements, yet a notable paucity of studies and persistent challenges remain. Efforts are increasingly focused on developing low‐cost, environmentally friendly cermets as alternatives to conventional materials.
Himanshu Singh Maurya   +2 more
wiley   +1 more source

Experimental Identification of a New Secondary Wave Pattern in Transonic Cascades with Porous Walls

open access: yesAerospace
Turbomachinery shock wave patterns occur as a natural result of operating at off-design points and are accountable for some of the loss in performance. In some cases, shock wave–boundary layer (SW-BLIs) interactions may even lead to map restrictions. The
Valeriu Drăgan   +4 more
doaj   +1 more source

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