نتایج جستجو برای: nano droplets

تعداد نتایج: 66651  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1388

در این رساله، طراحی، اجراء و مدلسازی فرآیند nano-edm مورد بررسی و تحقیق قرار گرفت. به منظور تولید نانو- ابزار مناسب برای فرآیند nano-edm یک دستگاه اتوماتیک طراحی و ساخته شد که با استفاده از آن، تاثیر متغیرهای فرآیند ساخت بر خصوصیات نانو- ابزار مورد تحقیق قرار گرفت. با شناسایی سطوح بهینه متغیرهای فرآیند ساخت به روش تاگوچی، نانو- ابزارهایی با شعاع نوک حدود 10 نانومتر و ضریب جانبی (نسبت طول به شعا...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
(pages 11-20) m. najaf najafi r. kadkhodaee a. mortazavi

in this study formation and properties of o/w emulsion stabilized by a mixture of sodium caseinate (2, 5 and 10 wt %) and non-ionic emulsifier tween 80, sorbitan mono-9-octadecenoate, (0, 0.5, 1 and 1.5 wt %) were investigated at various ph values(3, 5 and 7) and calcium ion concentrations (0, 0.2, 0.4 and 0.6 wt%). emulsion samples were prepared by using a sonicator with a nominal power output...

Journal: :Current World Environment 2022

In the current scenario, biofuel production from microalgae is beneficial to sustainability. Recently, one of most pressing concerns has been finding cost-effective and environmentally friendly energy sources meet rising demands without jeopardizing environmental integrity. Microalgae provide a viable biomass feedstock for as global market biofuels rises. Biodiesel made usually regarded best na...

Journal: :Scientific Reports 2021

Abstract Interaction of circularly polarized laser pulses with spherical nano-droplets generates nanometer-size magnets lifetime on the order hundreds femtoseconds. Such magnetic dipoles are close enough in a cluster target and interaction takes place. We investigate such system several describe their rotation framework Lagrangian formalism. The semi-analytical results compared to particle-in-c...

Journal: :International Journal of Multiphase Flow 2022

Droplet-droplet interactions is ubiquitous in various applications ranging from medical diagnostics to enhancing and optimizing liquid jet propulsion. We employ an experimental technique where the laser pulse interacts with a micron-sized droplet causes optical breakdown. The synergy of nanosecond isolated spherical accurately controlled manipulated influence deformation fragmentation array dro...

2012
Emanuel Weber Michael J. Vellekoop

In this paper a novel optofluidic setup, fabricated on a single layer device for in-line droplet characterization yielding droplet-size, droplet-frequency, and optical properties with compatibility for full on-chip integration is presented. Chips were fabricated using a simple, fast, and cost effective technology. A T-junction arrangement on the device is used for droplet generation. The optica...

Journal: :Processes 2021

Attachment of particles and droplets to bubbles—the latter being various fine sizes created by different techniques (as described in detail)—forms the basis flotation, a process which indeed was originated from mineral processing. Nevertheless, chemistry often plays significant role this area, order for separation be effective, as stressed. This (brief) review particularly discusses wastewater ...

Journal: :Crystals 2023

Unique electronic properties of graphene offer highly interesting ways to manipulate the functional surfaces and develop novel structures which are sensitive physical chemical interactions. Nano-crystalline is frequently preferable crystalline monolayer in detecting devices. In this work, nano-crystalline layers were synthesized directly on SiO2/Si substrates by plasma-enhanced vapour depositio...

Journal: :Advanced Materials Interfaces 2023

In this work, a simple anti-fingerprint strategy (reduced ≈40–60%) to rearrange fingerprint droplets by patterned micro/nano-pore/spoons texture, air cushion and low surface energy is reported. Superior previous precise complex preparation methods, the micro/nano-texture are fabricated through conventional process of spray dip. The pore spoon can be freely switched changing process. number (N) ...

Journal: :Journal of Computational Physics 2023

The Enskog-Vlasov equation has been proven successful in capturing the complex behaviour of fluids undergoing a phase change. However, its numerical solution is computationally demanding, and this restricted studies to one- two-dimensional planar flows. In work, weighted particle scheme developed for Enskog–Vlasov spherically symmetric geometry. It shown how schemes designed Boltzmann can be ex...

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