Results 51 to 60 of about 262,803 (293)

Numerical Modeling of Two-Phase Flow inside a Wet Flue Gas Absorber Sump

open access: yesEnergies, 2023
A numerical model of a flue gas scrubber sump is developed with the aim of enabling optimization of the design of the sump in order to reduce energy consumption.
Nejc Vovk, Jure Ravnik
doaj   +1 more source

Breakup of Air Bubbles in Water: Memory and Breakdown of Cylindrical Symmetry [PDF]

open access: yes, 2006
Using high-speed video, we have studied air bubbles detaching from an underwater nozzle. As a bubble distorts, it forms a thin neck which develops a singular shape as it pinches off. As in other singularities, the minimum neck radius scales with the time
Keim, Nathan C.   +3 more
core   +3 more sources

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Interfacial Aeration and Bubble Count Rate Distributions in a Supercritical Flow Past a Backward-Facing Step [PDF]

open access: yes, 2008
An example of high-velocity open channel flows is a supercritical flow past an abrupt drop. In such a geometry, the basic air-water flow properties were measured, including distributions of void fraction and bubble count rate, and local air and water ...
Brocchini   +6 more
core   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Biomimetic Innovations: Exploring Bubble-Trapping Organisms for Manufacturing Breakthroughs

open access: yesBiomimetics
Many aquatic organisms have evolved remarkable micro/nanostructures and surface chemistries that enable stable air bubble entrapment, offering valuable insights for biomimetic engineering.
Haohan Yu, He Wang, Wei Bing
doaj   +1 more source

Bubble Formation from an Air Jet Injected into a Turbulent Boundary Layer

open access: yesJournal of Fluid Science and Technology, 2010
The diameter of small bubbles separated from an air jet injected into a turbulent boundary layer from a nozzle on the wall is evaluated. There exist three patterns of bubble separation that are dependent on the jet velocity, i.e., single bubble ...
Kenji KATOH   +2 more
doaj   +1 more source

Numerical simulations for sonochemistry

open access: yesUltrasonics Sonochemistry, 2021
Numerical simulations for sonochemistry are reviewed including single-bubble sonochemistry, influence of ultrasonic frequency and bubble size, acoustic field, and sonochemical synthesis of nanoparticles. The theoretical model of bubble dynamics including
Kyuichi Yasui
doaj   +1 more source

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