Results 91 to 100 of about 13,857 (178)

Liquid-Solid Transition of Hard Spheres Under Gravity

open access: yes, 2000
We investigate the liquid-solid transition of two dimensional hard spheres in the presence of gravity. We determine the transition temperature and the fraction of particles in the solid regime as a function of temperature via Even-Driven molecular ...
A. Mehta   +36 more
core   +1 more source

Entangled Foodways and Livelihood Pathways: Cinnamon, State Interventions, and Everyday Life in Hmong Communities of Northern Vietnam

open access: yesJournal of Agrarian Change, EarlyView.
ABSTRACT The agroecological practices of ethnic minority farmers in Vietnam's northern uplands are being reshaped by intersecting pressures of land‐use reform, market integration, and state‐backed crop promotion. Among Hmong communities in the south of Lào Cai Province (former Yên Bái Province) cinnamon was once valued primarily for its medicinal ...
Mélie Monnerat, Sarah Turner
wiley   +1 more source

Formed platelet combustor liner construction feasibility, phase A [PDF]

open access: yes
Environments generated in high pressure liquid rocket engines impose severe requirements on regeneratively cooled combustor liners. Liners fabricated for use in high chamber pressures using conventional processes suffer from limitations that can impair ...
Hayes, W. A., Janke, D. E.
core   +1 more source

Mobility in excess of $10^{6}$ cm$^2$/Vs in InAs quantum wells grown on lattice mismatched InP substrates

open access: yes, 2017
InAs-based two-dimensional electron systems grown on lattice mismatched InP substrates offer a robust platform for the pursuit of topologically protected quantum computing. We investigated strained composite quantum wells of In$_{0.75}$Ga$_{0.25}$As/InAs/
Gardner, G.   +4 more
core   +1 more source

Platform Bricolage as an Approach for Industrial Digital Platform‐Based Innovation

open access: yesJournal of Product Innovation Management, EarlyView.
ABSTRACT This study introduces platform bricolage as an approach for industrial digital platform‐based innovation. Using a rich multiple‐case study design, it examines bricolage‐based modes of practice in the early formation of industrial digital platforms.
Nikolina Koporcic   +3 more
wiley   +1 more source

Computer algebra models the inertial dynamics of a thin film flow of power law fluids and other non-Newtonian fluids [PDF]

open access: yes, 2007
Consider the evolution of a thin layer of non-Newtonian fluid. I model the case of a nonlinear viscosity that depends only upon the shear-rate; power law fluids are an important example, but the analysis is for general nonlinear dependence upon the shear-
Roberts, A. J.
core  

Damage‐Free Full‐Thickness Dicing of Ultra‐Thin GaAs Wafers Using a Femtosecond Laser with Low Residual Stress

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This study presents a femtosecond laser‐based ultrashort pulse dicing system that uses a non‐diffracting Bessel beam to shape the femtosecond laser. The use of femtosecond Bessel beam shaping and high‐speed scanning enables rapid material removal that outpaces thermal diffusion, thereby suppressing melting, minimizing the HAZ, and reducing sidewall ...
Shunshuo Cai   +12 more
wiley   +1 more source

GREY RELATIONAL ANALYSIS AND ITS APPLICATION ON SURFACE PROPERTIES DURING EDM AND POWDER MIXED EDM [PDF]

open access: yesJournal of Engineering Science and Technology, 2017
Electrical discharge machining is an extensively used non-conventional process for material removal in die manufacturing and aerospace industries. The mechanism of powder mixed electric discharge machining is very different from that of electrical ...
S. TRIPATHY, D. K.TRIPATHY
doaj  

Spectral theory of electromagnetic scattering by a coated sphere

open access: yes, 2017
In this paper, we introduce an alternative representation of the electromagnetic field scattered from a homogeneous sphere coated with a homogeneous layer of uniform thickness.
Forestiere, Carlo   +2 more
core   +1 more source

Modeling and optimization of process variables of wire-cut electric discharge machining of super alloy Udimet-L605

open access: yesEngineering Science and Technology, an International Journal, 2017
This paper presents the behavior of Udimet-L605 after wire electric discharge machining and evaluating the WEDM process using sophisticated machine learning approaches.
Somvir Singh Nain   +2 more
doaj   +1 more source

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