Results 31 to 40 of about 262,803 (293)

An Investigation to Reduce the Effect of Moisture on Injection-Molded Parts through Optimization of Plasticization Parameters

open access: yesApplied Sciences, 2022
Plastic materials can absorb moisture from the atmosphere even after drying. This absorbed moisture can cause many defects in the molding process. Conventionally, a dryer is used to reduce the moisture content.
Shia-Chung Chen   +5 more
doaj   +1 more source

Optical observations of acoustical radiation force effects on individual air bubbles [PDF]

open access: yes, 2005
Previous studies dealing with contrast agent microbubbles have demonstrated that ultrasound (US) can significantly influence the movement of microbubbles.
Bouakaz, Ayache   +4 more
core   +2 more sources

Dispersion of Air Bubbles in Isotropic Turbulence [PDF]

open access: yesPhysical Review Letters, 2018
Physical Review Letters (accepted), 6 pages, 4 figures, 1 ...
Mathai, Varghese   +4 more
openaire   +6 more sources

On-chip fabrication of air-bubble-containing Nd3+-doped tellurite glass microsphere for laser emission

open access: yesAIP Advances, 2012
We fabricated an air-bubble-containing glass microsphere on a substrate by using localized heating technique. Nd3+-doped tellurite glass cullets on a substrate were melted by a CW-Ti:sapphire laser at the wavelength of 810 nm and with the power density ...
Tetsuo Kishi   +3 more
doaj   +1 more source

Capillary pinching in a pinched microchannel [PDF]

open access: yes, 2007
We report a study of the capillary pinching of a gas bubble by a wetting liquid inside a pinched channel. The capillary pinching induces very reproducible bubbling, at a very well-defined frequency.
Amyot, Olivier, Plouraboué, Franck
core   +2 more sources

Two-phase distribution in the vertical flow line of a domestic wet central heating system [PDF]

open access: yes, 2013
The theoretical and experimental aspects of bubble distribution in bubbly two-phase flow are reviewed in the context of the micro bubbles present in a domestic gas fired wet central heating system.
Brunel University   +3 more
core   +4 more sources

Bubble flow configurations generated by ejector type bubble generator

open access: yesInternational Journal of Applied Sciences and Smart Technologies
Bubble flow configurations generated by an ejector bubble generator were captured using a high-speed video camera and extracted into several images. The air flow and nozzle diameter were varied during the test in ranges of 0.1-1.5 lpm and 1.17-3.5 mm ...
I Gusti Ngurah Bagus Catrawedarma   +4 more
doaj   +1 more source

Shockwaves from air bubbles within pits induced by nearby cavitation bubbles

open access: yesUltrasonics Sonochemistry
The cavitation intensity in near-boundary regions was significantly affected by the smoothness of boundaries. Micro pits on these boundaries may harbor smaller air bubbles or gas nuclei, and cavitation bubbles within cavitation clouds or cavitation ...
Jie Li   +5 more
doaj   +1 more source

Numerical Simulation of Poly-Dispersed Bubbly Flow Using a Multi-Fluid Model

open access: yesJournal of Fluid Science and Technology, 2007
Numerical methods for predicting poly-dispersed bubbly flows in bubble columns are indispensable in the design of bubble column reactors. The objectives of the present study are (1) to experimentally investigate the effects of a bubble size distribution ...
Munenori MAEKAWA   +3 more
doaj   +1 more source

Vortex ring induced large bubble entrainment during drop impact [PDF]

open access: yes, 2016
For a limited set of impact conditions, a drop impacting onto a pool can entrap an air bubble as large as its own size. The subsequent rise and rupture of this large bubble plays an important role in aerosol formation and gas transport at the air-sea ...
Li, Yangfan   +2 more
core   +2 more sources

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