Results 91 to 100 of about 84,875 (309)

Surface Diffusion in SnTe‐PbTe Monolayer Lateral Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
The lateral heterostructures between 2D materials often suffer from the interdiffusion at the interfaces. Here, a surface diffusion mechanism is found to be dominating at the interfaces between semiconducting SnTe and PbTe monolayers. Atomically sharp interfaces can be achieved by suppressing this diffusion process. ABSTRACT The construction of complex
Jing‐Rong Ji   +9 more
wiley   +1 more source

Visualization of Flow Field: Application of PLIF Technique

open access: yesJournal of Spectroscopy, 2018
The objective of this paper is to apply planar laser-induced fluorescence (PLIF) technology to flow field visualization. This experiment was carried out in a one-meter wind tunnel to study the wake flow field around a circular cylinder.
Jiang Bo Peng   +10 more
doaj   +1 more source

Wind tunnel requirements for computational fluid dynamics code verification [PDF]

open access: yes
The role of experiment in the development of Computational Fluid Dynamics (CFD) for aerodynamic flow field prediction is discussed. Requirements for code verification from two sources that pace the development of CFD are described for: (1) development of
Marvin, Joseph G.
core   +1 more source

Scale Model and Flow Visualization of Jack Rabbit II Chlorine Field Test [PDF]

open access: yes, 2019
The release of hazardous gases, especially accidental releases, can have a major impact on the surrounding environment and population. The history of accidental hazardous gas releases is filled with plant destruction, civilian injury, and even death ...
Williams, Charlotte
core   +2 more sources

Characterisation and airborne deployment of a new counterflow virtual impactor inlet [PDF]

open access: yes, 2012
A new counterflow virtual impactor (CVI) inlet is introduced with details of its design, laboratory characterisation tests and deployment on an aircraft during the 2011 Eastern Pacific Emitted Aerosol Cloud Experiment (E-PEACE).
Brechtel, F. J.   +10 more
core   +2 more sources

Near‐Infrared Light‐Programmable Negative Differential Transconductance in Organic Electrochemical Transistors for Reconfigurable Logic

open access: yesAdvanced Functional Materials, EarlyView.
Organic electrochemical transistors based on a Near‐Infrared (NIR)‐responsive polymer p(C4DPP‐T) and iodide electrolyte exhibit optically programmable negative differential transconductance. NIR illumination triggers an iodine‐mediated redox process, enabling a transition from binary to ternary conductance states within a single‐layer device.
Debdatta Panigrahi   +7 more
wiley   +1 more source

A High‐Durability Triboelectric Nanogenerator for Broad‐Spectrum Wind Energy Harvesting

open access: yesAdvanced Materials Interfaces
Addressing the increasing global demand for sustainable energy, triboelectric nanogenerators (TENGs) have emerged as a promising solution for converting wind energy into electricity, but their practical use is limited by high cut‐in wind speeds and ...
Long Jin   +8 more
doaj   +1 more source

The NASA Langley Laminar-Flow-Control (LFC) experiment on a swept, supercritical airfoil: Design overview [PDF]

open access: yes
A large-chord, swept, supercritical, laminar-flow-control (LFC) airfoil was designed and constructed and is currently undergoing tests in the Langley 8 ft Transonic Pressure Tunnel.
Brooks, Cuyler W., Jr.   +2 more
core   +1 more source

Conductance‐Dependent Photoresponse in a Dynamic SrTiO3 Memristor for Biorealistic Computing

open access: yesAdvanced Functional Materials, EarlyView.
A nanoscale SrTiO3 memristor is shown to exhibit dynamic synaptic behavior through the interaction of local electrical and global optical signals. Its photoresponse depends quantitatively on the conductance state, which evolves and decays over tunable timescales, enabling ultralow‐power, biorealistic learning mechanisms for advanced in‐memory and ...
Christoph Weilenmann   +8 more
wiley   +1 more source

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