Results 111 to 120 of about 204,412 (324)

High Repetition Rate Laser‐Induced Printing of Bioink with Picosecond Pulse Durations: Optimization of the Printing Process

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the use of laser‐induced forward transfer in the picosecond regime to create in vitro biomodels. Focusing on hydrodynamics and rheology, it investigates jet dynamics through time‐resolved imaging, optimizing laser fluence, biological ink viscosity, and printing distance to precisely control the volume and location of bioink ...
Lucas Duvert   +5 more
wiley   +1 more source

Influences of liquid viscosity and surface tension on the theoretical threshold value of the mechanical index

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Numerical simulations of single bubble volumetric oscillations have been conducted by using Gilmore model (Gilmore, 1952), to study the influences of liquid viscosity and surface tension on the theoretical threshold value (MIt) of the mechanical index ...
Takeshi MIYAMOTO   +2 more
doaj   +1 more source

THE BACTERIOLOGY OF THE BUBBLE FOUNTAIN [PDF]

open access: bronze, 1916
Dorothy Foster Pettibone   +2 more
openalex   +1 more source

Bubbles are rational [PDF]

open access: yes, 2013
Translation of http://hal-ens-lyon.archives-ouvertes.fr/ensl ...
openaire   +5 more sources

Rational Engineering of Nanostructured AgM (M = Au, Pt, Pd) Bimetallic Electrodes via Galvanic Replacement for Glycerol Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates the feasibility of fabricating free‐standing carbon paper electrodes by electroplating and galvanic replacement. Nanostructured AgM (M = Au, Pt, Pd) bimetallic catalysts are directly grown on the electrode substrate, which exhibit good performance for glycerol electrolysis, a sustainable approach for the co‐production of green ...
Hui Luo, Maria‐Magdalena Titirici
wiley   +1 more source

Investigating Rising Bubbles in Air-nanofluid Two-phase Flow: A Vertical Channel Simulation Approach [PDF]

open access: yesJournal of Applied Fluid Mechanics
The study analyzes the unique behavior of two-phase flows when incorporating nanofluids containing aluminum trioxide (Al2O3) and copper (Cu) nanoparticles in a vertical channel.
I. Aliouane   +5 more
doaj   +1 more source

Troubles with bubbles

open access: yesVision Research, 2004
The bubbles method is a recently developed variant of reverse correlation methods that have been used in psychophysics and physiology. We show mathematically that for the broad and important class of noisy linear observers, the bubbles method recovers much less information about how observers process stimuli than reverse correlation does.
Richard F. Murray, Jason M. Gold
openaire   +3 more sources

An Examination of Aerosol Jet‐Printed Surface Roughness and its Impact on the Performance of High‐Frequency Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores aerosol jet‐printed (AJP) surface roughness, its effects on the performance of microwave electronics, and its process contributors. First, an electromagnetic model is vetted for AJP's unique roughness signature. Simulations are built which show process‐induced roughness is as significant as conductor resistivity in driving microwave
Christopher Areias, Alkim Akyurtlu
wiley   +1 more source

Microgrooves with Small Taper Angle Processed by Nanosecond Laser in Closed Flowing Water

open access: yesMicromachines
To improve the capability of nanosecond lasers to process structures with a high aspect ratio, a new method of nanosecond laser processing in closed flowing water was proposed in this paper.
Guoyan Chen   +5 more
doaj   +1 more source

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