نتایج جستجو برای: wire length cost function

تعداد نتایج: 1841023  

2009
C C Chin I Marusic

The effect of limited spatial resolution for hot-wire anemometry (HWA) is investigated by analysing the two-dimensional energy spectra from direct numerical simulation (DNS) of turbulent channel flow at Reτ ≈ 950. Various spanwise filter lengths are applied to the streamwise velocity components in order to mimic the limited spatial resolution of a single-normal hot-wire experiment. Clear attenu...

1988
William J. Dally

VLSI communication networks are wire limited. The cost of a network is not a function of the number of switches required, but rather a function of the wiring density required to construct the network. This paper analyzes communication networks of varying dimension under the assumption of constant wire bisection. Expressions for the latency, average case throughput, and hot-spot throughput of k-...

In this article various pipes used for transporting of gas are introduced and pros and cons of each one are elucidated. The pipes are categorized in three different subgroups including metallic, polymeric and metallic-wire reinforced polymeric pipes. Metallic-wire reinforced polymeric pipes are nominated as the best option for usage in high pressure pipelines transporting natural gas. As a resu...

1991
Marc T. Thompson Frederick Grover

INDEX OF SYMBOLS A Area enclosed by coil a Coil mean radius b Coil axial thickness c Coil radial thickness D Side length of square coil d Wire-to-wire spacing K Nagoaka coil constant l Coil length p Perimeter enclosed by coil P, F Grover disk coil constants R Circular wire radius s Side length of generic polygon w Trace width x, y Mean side lengths of rectangular coil μo Magnetic permeability o...

Journal: :Physical review 2023

By solving the Bogoliubov--de Gennes Hamiltonian, electron-hole coherence within a partially proximitized $n$-doped semiconductor shell of core-shell nanowire heterostructure is investigated numerically and compared with Andreev reflection interpretation proximity induced superconductivity. Partial proximitization considered to quantify effects reduced length. Three cases partial are explored: ...

V. Ahmadi

Field Ion Microscopy (FIM) and Scanning Tunneling Microscopy (STM) have found a wide application in nanotechnology. These microscopes use a metallic nanotip for image acquisition. Resolution of FIM and STM images depends largely on the radius of nanotip apex; the smaller the radius the higher the resolution. In this research, for tungsten nanotip fabrication, electrochemical etching of tungsten...

 In this paper, the Schrodinger equation for a quantum wire is solved using a finite difference approach. A new aspect in this work is plotting wave function on cross section of rectangular cross-sectional wire in two dimensions, periodically. It is found that the correct eigen energies occur when wave functions have a complete symmetry. If the value of eigen energy has a small increase or decr...

2004
Karthik Balakrishnan Vidit Nanda Siddharth Easwar Sung Kyu Lim

The recent popularity of 3D IC technology stems from its enhanced performance capabilities and reduced wiring length. However, wire congestion and thermal issues are exacerbated due to the compact nature of these layered technologies. In this paper, we develop techniques to reduce global the temperature gradient and local and global congestions of 3D circuit designs without compromising total i...

2003
Yu-Ming Lin

This thesis involves an extensive experimental and theoretical study of the thermoelectric-related transport properties of Bii_2Sb. nanowires, and presents a theoretical framework for predicting the electrical properties of superlattice nanowires. A template-assisted fabrication scheme is employed to synthesize Bi-based nanowires by pressure injecting liquid metal alloys into the hexagonally pa...

2013
Randy Schueller

Wire bonding a die to a package has traditionally been performed using either aluminum or gold wire. Gold wire provides the ability to use a ball and stitch process. This technique provides more control over loop height and bond placement. The drawback has been the increasing cost of the gold wire. Lower cost Al wire has been used for wedgewedge bonds but these are not as versatile for complex ...

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