Search results for fluid mechanics

Analytical Chemistry Apr 12, 2023

Want better kimchi? Make it like the ancients did

Fermented foods like kimchi have been an integral part of Korean cuisine for thousands of years. Since ancient times, Korean chefs have used onggi—traditional handmade clay jars—to ferment kimchi. Today, most kimchi is made ...

General Physics Apr 11, 2023

How forest density slows granular flows

One way to reduce the damage caused by avalanches in the mountains is to place obstacles in their path. These obstacles can be artificial barriers or natural forests. Knowing how the avalanche interacts with obstacles is ...

Biochemistry Apr 5, 2023

Researchers develop scalable and continuous surface modification process for magnesium alloy wires

Researchers from IMDEA Materials Institute and German medical equipment manufacturer Meotec GmbH have developed the world's first industrially scalable surface modification process for bioabsorbable magnesium alloy wires.

Optics & Photonics Mar 31, 2023

Mechanisms of ultra-fast gigahertz burst femtosecond laser ablation

Gigahertz femtosecond lasers are suited to enhance and regulate laser machining quality to engineer the physicochemical properties of materials. Materials scientists seek to understand the laser-material interactions by gigahertz ...

General Physics Mar 23, 2023

To uncover new fluid flow laws, researchers turn to drinking straws

A team of researchers has uncovered new laws governing the flow of fluids through experiments on a technology thousands of years old: a drinking straw. This knowledge could be useful for improving fluid handling in medical ...

Earth Sciences Mar 21, 2023

Earth's crustal stress can be inferred from fluid flow of fractures in deep boreholes

To gain a deeper understanding of a wide range of geological processes, such as plate tectonics, earthquakes and volcanic diking, we need to have a knowledge of both past and present in situ stress field. In particular, information ...

Soft Matter Mar 21, 2023

A recipe for 3D-printing food using additive manufacturing

3D-printing food could address global challenges in food supply and nutrition. But there are hurdles involved in adapting additive manufacturing to produce edible materials.

General Physics Mar 20, 2023

Laboratory-developed high explosives mitigate risk of accidental detonation

In an effort to mitigate accidental detonations of stored explosives, a multidisciplinary team of Los Alamos National Laboratory scientists developed a way to create "switchable" high explosives that won't detonate unless ...

Plants & Animals Mar 1, 2023

Researchers reveal molecular mechanism of freeze tolerance adaptation in Amur sleeper

Some thermostatic vertebrates hibernate in extremely cold environments, while ectothermic animals migrate to relatively warmer areas or produce antifreeze proteins to prevent their body fluids from freezing, as in the case ...

General Physics Feb 22, 2023

Collapsing bubbles show new ejecta production mechanism can occur under multiple-shock conditions

New research led by Lawrence Livermore National Laboratory (LLNL) provides a better understanding of ejecta production, which has been the subject of broad interest for more than 60 years throughout the scientific community.

page 29 from 40