Results 41 to 50 of about 26,182 (249)

Tunable optofluidic microbubble lens

open access: yesOptics Express, 2022
Optofluidic microlenses are one of the crucial components in many miniature lab-on-chip systems. However, many optofluidic microlenses are fabricated through complex micromachining and tuned by high-precision actuators. We propose a kind of tunable optofluidic microbubble lens that is made by the fuse-and-blow method with a fiber fusion splicer.
Xuyang Zhao   +9 more
openaire   +2 more sources

Microbubbles enhanced synthetic phorbol ester degradation by ozonolysis [PDF]

open access: yes, 2014
A phorbol-12-myristate-13-acetate (TPA) is a synthetic analogue of phorbol ester (PE), a natural toxic compound of Euphorbiaceae plant. The oil extracted from plants of this family is useful source for primarily biofuel.
Kuvshinov, Dmitriy   +2 more
core   +2 more sources

On the design and simulation of an airlift loop bioreactor with microbubble generation by fluidic oscillation [PDF]

open access: yes, 2009
Microbubble generation by a novel fluidic oscillator driven approach is analyzed, with a view to identifying the key design elements and their differences from standard approaches to airlift loop bioreactor design.
Bredwell   +24 more
core   +1 more source

pH-responsive gas–water–solid interface for multiphase catalysis [PDF]

open access: yes, 2015
© 2015 American Chemical Society. Despite their wide utility in laboratory synthesis and industrial fabrication, gas-water-solid multiphase catalysis reactions often suffer from low reaction efficiency because of the low solubility of gases in water ...
Binks, Bernard P.   +3 more
core   +2 more sources

Mechanisms for Stable Sonoluminescence [PDF]

open access: yes, 1995
A gas bubble trapped in water by an oscillating acoustic field is expected to either shrink or grow on a diffusive timescale, depending on the forcing strength and the bubble size.
B. P. Barber   +26 more
core   +8 more sources

Drug‐Free Thrombolysis Mediated by Physically Activated Micro/Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
Overview of particle‐mediated thrombolytic effects (thermal, mechanical, and chemical) and their activating physical stimuli (light, ultrasound, and magnetic field) in drug‐free thrombolysis. ABSTRACT Thrombus‐associated disorders rank among the world's leading causes of death, with ischemic heart disease and stroke as the main contributors.
Pierre Sarfati   +2 more
wiley   +1 more source

Feasibility Evaluation on Single-Collector Collision Model to Separate Microplastics in Micro Bubble Flotation Process

open access: yes대한환경공학회지, 2021
Objectives:The single collector collision (SCC) model is a model that predicts the separation efficiency of particles based on the collision efficiency between microbubbles and particles in the particle separation process.
Min-Ho Jang   +4 more
doaj   +1 more source

Role of contrast-enhanced ultrasound (CEUS) in paediatric practice: an EFSUMB position statement [PDF]

open access: yes, 2016
The use of contrast-enhanced ultrasound (CEUS) in adults is well established in many different areas, with a number of current applications deemed off-label, but the use supported by clinical experience and evidence.
Cantisani, Vito   +12 more
core   +1 more source

Using Long‐Chain Polymechanophores to Explore the Differences in Mechanoactivation During Nozzle Flow and Ultrasonication

open access: yesAdvanced Functional Materials, EarlyView.
Flow through a nozzle is a common component of most fluid‐based polymer processing techniques such as spray drying, inkjet printing, extrusion. An ultrahigh molecular weight multi‐mechanophore system is used to probe the differences in the distribution of mechanical activation observed between nozzle flow and ultrasonication; the gold standard ...
Niamh Willis‐Fox   +4 more
wiley   +1 more source

Intelligent airflow control technology for microbubble drag reduction based on improved ant colony optimization algorithm

open access: yesZhongguo Jianchuan Yanjiu
Objective In order to improve the actual efficiency of microbubble drag reduction technology, this study develops intelligent airflow control technology for microbubble drag reduction based on an improved ant colony optimization (ACO) algorithm ...
Tianchen LI   +3 more
doaj   +1 more source

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