Results 51 to 60 of about 222,666 (326)

Numerical Analysis of Diameter Dependency of Control Coefficient of Carbon Nanotube Field Effect Transistor

open access: yesMajlesi Journal of Electrical Engineering
This study examines the behavior of carbon nanotube field effect transistors under ballistic conditions by analyzing the effect of gate (α_G) and drain (α_D) control coefficient modifications on the device's diameter. The effect of α_G and α_D on the
Shaeekul Ameen   +3 more
doaj   +1 more source

Ballistic thermoelectric transport in structured nanowires

open access: yesNew Journal of Physics, 2014
Thermoelectric (TE) devices are solid-state energy converters that can be used for power generation through the Seebeck effect and TE cooling through the Peltier effect. Nanostructures give great opportunities to engineer TE energy conversion efficiency.
Biao Wang   +3 more
doaj   +1 more source

Ballistic heat transport of quantum spin excitations as seen in SrCuO2

open access: yes, 2010
Fundamental conservation laws predict ballistic, i.e., dissipationless transport behaviour in one-dimensional quantum magnets. Experimental evidence, however, for such anomalous transport has been lacking ever since. Here we provide experimental evidence
Behr, G.   +7 more
core   +1 more source

Ballistic Majorana nanowire devices [PDF]

open access: yesNature Nanotechnology, 2016
Majorana modes are zero-energy excitations of a topological superconductor that exhibit non-Abelian statistics1–3. Following proposals for their detection in a semiconductor nanowire coupled to an s-wave superconductor4,5, several tunnelling experiments ...
Ö. Gül   +10 more
semanticscholar   +1 more source

Models of ballistic propagation of heat at low temperatures [PDF]

open access: yes, 2016
Heat conduction at low temperatures show various effects that cannot be described by the Fourier law, like the second sound and ballistic propagation.
Kovács, R., Ván, P.
core   +2 more sources

Ballistic coalescence model [PDF]

open access: yesPhysica A: Statistical Mechanics and its Applications, 1998
4 pages, 2 column Revtex, 5 figures ...
Ispolatov, S., Krapivsky, P. L.
openaire   +2 more sources

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

Indirect Measurement of Shooting Distance by Active Thermography

open access: yesForensic Sciences
Background: The analysis of gunshot residue (GSR) is crucial for gaining information on how a crime occurred. This study presents an innovative proof of concept for measuring shooting distances by performing Flash-Pulse active Thermography (FPT ...
Vittoria Medici   +7 more
doaj   +1 more source

Comparison of Ballistic-Coefficient-Based Estimation Algorithms for Precise Tracking of a Re-Entry Vehicle and its Impact Point Prediction [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2012
This paper studies the problem of tracking a re-entry vehicle (RV) in order to predict its impact point on the ground. Re-entry target dynamics combined with super-high speed has a complex non-linearity due to ballistic coefficient variations.
Kyung Rok Moon   +2 more
doaj   +1 more source

Ballistic Phonons in Ultrathin Nanowires

open access: yesNano letters (Print), 2020
According to Fourier’s law, a temperature difference across a material results in a linear temperature profile and a thermal conductance that decreases inversely proportional to the system length. These are the hallmarks of diffusive heat flow.
D. Vakulov   +15 more
semanticscholar   +1 more source

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