Results 51 to 60 of about 15,113 (249)

A Review of Black Phosphorus‐Based Materials: From Preparation Strategies to Characterization Techniques

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The structure, properties, preparation methods, and characterization techniques of BP. As a typical 2D layered material, black phosphorus (BP) demonstrates exceptional promise in various fields, particularly in energy storage for alkali metal‐ion batteries. However, its distinctive structure and properties, together with the compositional complexity of
Yunqing Wang   +7 more
wiley   +1 more source

Observations on some transonic wind tunnel test results of a standard model with a T-tail [PDF]

open access: yesScientific Technical Review, 2016
As a part of a periodic health monitoring of the wind tunnel structure, instrumentation and flow quality, a series of tests of an AGARD-C calibration model was performed in the 1.5 m T-38 trisonic wind tunnel of the Military Technical Institute (VTI) in ...
Damljanović Dijana   +4 more
doaj  

Experimental Investigation of the Boundary Layer Transition on a Laminar Airfoil Using Infrared Thermography

open access: yesEPJ Web of Conferences, 2018
The transition in the boundary layer is investigated using infrared thermography (IRT). The study is carried out on a laminar airfoil in the transonic intermittent in-draft wind tunnel.
Jelínek Tomáš
doaj   +1 more source

The Dimensional Revolution of Phosphorus: From Allotropicity to Battery System Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Phosphorus‐based materials are promising high‐capacity anodes classified by dimension (0D–3D) to systematically explore their properties and composite strategies. When combined with materials such as carbon to form heterostructures, the electrical conductivity and stability are effectively enhanced.
Shuhan Zhang   +8 more
wiley   +1 more source

Numerical modelling of turbulent transition in complex geometries

open access: yesEPJ Web of Conferences, 2018
The work deals with numerical simulation of laminar-turbulent transition in transonic flows in turbine cas-cades. The 3D cascade geometry as well as 2D model cascade in a wind tunnel is simulated.
Louda Petr   +2 more
doaj   +1 more source

Transient Charging Dynamics in Stacked Ga2O3/ZnO Photovoltaic Units Governing Wavelength‐Selective Polarity Switching

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This work reveals a “Photovoltaic‐Capacitance” coupling mechanism in stacked Ga2O3/ZnO devices, defining the ZnO/graphene interface as a novel Photovoltaic Dynamic‐Capacitor (PDC). The wavelength‐selective bipolar response enables a physical layer secure communication protocol based on ternary optical logic (“1,” “0,” “−1”).
Songqi Zhao   +6 more
wiley   +1 more source

Design considerations of the national transonic facility [PDF]

open access: yes
The inability of existing wind tunnels to provide aerodynamic test data at transonic speeds and flight Reynolds numbers was examined. The proposed transonic facility is a high Reynolds number transonic wind tunnel designed to meet the research and ...
Baals, D. D.
core   +1 more source

Recent Advances in Conductive Rubber Composites: Progress, Challenges, and Emerging Opportunities

open access: yesMacromolecular Rapid Communications, EarlyView.
This study reviews the recent advances in conductive rubber composites, focusing on key aspects such as material selection, conductive mechanisms, interfacial engineering, processing methods, vulcanization strategies, and practical applications. It also discusses current challenges and highlights emerging directions that are shaping the development of ...
Lu Yin   +3 more
wiley   +1 more source

MATHEMATICAL MODEL OF THE TSAGI’S TRANSONIC WIND TUNNEL T-106 AS A MACH NUMBER CONTROL OBJECT

open access: yesНаучный вестник МГТУ ГА, 2016
In this paper we propose a method of constructing a mathematical model of the TsAGI’s compressor transonic wind tunnel T-106 as a Mach number control object.
K. D. Bukharov   +2 more
doaj  

Cryogenic wind tunnels: Unique capabilities for the aerodynamicist [PDF]

open access: yes
The cryogenic wind-tunnel concept as a practical means for improving ground simulation of transonic flight conditions. The Langley 1/3-meter transonic cryogenic tunnel is operational, and the design of a cryogenic National Transonic Facility is ...
Hall, R. M.
core   +1 more source

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