Results 11 to 20 of about 6,099,822 (216)

Lattice Boltzmann simulation of droplet behaviour in microfluidic devices [PDF]

open access: yes, 2009
We developed a lattice Boltzmann model to investigate the droplet dynamics in microfluidic devices. In our model, a stress-free boundary condition was proposed to conserve the total mass of flow system and improve the numerical stability for flows with ...
Zhang, Yonghao, Liu, Haihu
core   +4 more sources

Dry etching and sputtering [PDF]

open access: yes, 2003
Dry etching is an important process for micro- and nanofabrication. Sputtering effects can arise in two contexts within a dry-etch process. Incoming ions cause removal of volatile products that arise from the interaction between the dry-etch plasma and ...
Wilkinson, C.D.W.   +3 more
core   +2 more sources

Fundamental studies of combustion of droplet and vapour mixtures [PDF]

open access: yes, 2010
There are few experimental data of a fundamental nature that clearly demonstrate the similarities and differences in burning rates between single phase and two phase combustion, either in laminar or turbulent conditions. Such data are essential towards a
Saat, Aminuddin
core   +6 more sources

Lattice Boltzmann simulation of droplet generation in a microfluidic cross-junction [PDF]

open access: yes, 2011
Using the lattice Boltzmann multiphase model, numerical simulations have been performed to understand the dynamics of droplet formation in a microfluidic cross-junction.
Zhang, Yonghao, Liu, Haihu
core   +4 more sources

Telecom C-band photon emission from (In,Ga)As quantum dots generated by filling nanoholes in In0.52Al0.48As layers

open access: yesAIP Advances, 2023
We present the fabrication of strain-free quantum dots in the In0.53Ga0.47As/In0.52Al0.48As-system lattice matched to InP, as future sources for single and entangled photons for long-haul fiber-based quantum communication in the optical C-band.
D. Deutsch   +4 more
doaj   +1 more source

Phase-field modeling droplet dynamics with soluble surfactants [PDF]

open access: yes, 2010
Using lattice Boltzmann approach, a phase-field model is proposed for simulating droplet motion with soluble surfactants. The model can recover the Langmuir and Frumkin adsorption isotherms in equilibrium.
Zhang, Y.H., Liu, H.
core   +4 more sources

ICP Etching of Silicon for Micro and Nanoscale Devices [PDF]

open access: yes, 2010
The physical structuring of silicon is one of the cornerstones of modern microelectronics and integrated circuits. Typical structuring of silicon requires generating a plasma to chemically or physically etch silicon.
Henry, Michael David
core   +1 more source

Droplet impact on a thin fluid layer [PDF]

open access: yes, 2005
The initial stages of high-velocity droplet impact on a shallow water layer are described, with special emphasis given to the spray jet mechanics. Four stages of impact are delineated, with appropriate scalings, and the successively more important ...
Purvis, R   +12 more
core   +1 more source

Congruent evaporation temperature of molecular beam epitaxy grown GaAs (001) determined by local droplet etching [PDF]

open access: yesApplied Physics Letters, 2015
The congruent evaporation temperature Tc of GaAs (001) is critical for many technological processes and is fundamental to the control and stability of Ga droplets for quantum structure fabrication. We apply the technique of local droplet etching (LDE) to measure Tc for technologically important molecular beam epitaxy (MBE) grown GaAs (001).
Heyn, Ch., Jesson, D. E.
openaire   +1 more source

Concentrator cell methodology in the regeneration and recycle of chromium etching solutions using membrane technology [PDF]

open access: yes, 2006
The regeneration of chromium (VI) and the recovery of etched copper from chromium etching solutions by electrodialysis is improved by the addition of a concentrator cell, using ion exchange resins or activated carbon cloth as concentrator media, in the ...
Ganguli, B, Grimes, SM, Chaudhary, AJ
core   +1 more source

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