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Search results for Brownian motion

Nanophysics May 19, 2020

Three-dimensional self-assembly using dipolar interaction

In materials science, interactions between dipolar forces of permanent magnets can lead to form one-dimensional chains and rings. In a new report on Science Advances, Leon Abelmann and a research team in electronic components, ...

Quantum Âé¶¹ÒùÔºics Apr 7, 2020

When Maxwell's demon takes its time: Measuring microparticle reaction time

Researchers at the Universities Vienna and Stuttgart have investigated a version of Maxwell's demon embodied by a delayed feedback force acting on a levitated microparticle. They confirmed new fundamental limits that time ...

General Âé¶¹ÒùÔºics Mar 27, 2020

Reconfigurable structure and tunable transport in synchronized active spinner materials

Actuated colloids are excellent model systems to investigate emerging out-of-equilibrium structures, complex collective dynamics and design rules for next-generation materials. In a new report, Koohe Han and a research team ...

Mathematics Mar 18, 2020

Mathematicians develop new theory to explain real-world randomness

Brownian motion describes the random movement of particles in fluids, however, this revolutionary model only works when a fluid is static, or at equilibrium.

Nanomaterials Mar 3, 2020

New DNA origami motor breaks speed record for nano machines

Through a technique known as DNA origami, scientists have created the fastest, most persistent DNA nano motor yet. Angewandte Chemie published the findings, which provide a blueprint for how to optimize the design of motors ...

Condensed Matter Jan 14, 2020

Âé¶¹ÒùÔºicists prove that 2-D and 3-D liquids are fundamentally different

A 50-year-old puzzle in statistical mechanics has been solved by an international team of researchers who have proved that two-dimensional (2-D) liquids have fundamentally different dynamical properties to three-dimensional ...

Astronomy Nov 15, 2019

Making planets in a rocket

How are celestial bodies created? Aside from philosophical questions, researchers are taking practical steps to investigate the very first moments when planets are born—on a sounding rocket launching from Sweden next week.

Bio & Medicine Oct 28, 2019

Microscale rockets can travel through cellular landscapes

A new study from the lab of Thomas Mallouk shows how microscale "rockets," powered by acoustic waves and an onboard bubble motor, can be driven through 3-D landscapes of cells and particles using magnets. The research was ...

Biochemistry Jun 26, 2019

New approaches to investigate the molecular causes of amyloid formation

More than 24 million people worldwide suffer from neurodegenerative diseases such as Alzheimer's, Parkinson's or Huntington's. The molecular causes of these diseases have so far been little investigated. A team of scientists ...

Cell & Microbiology Jun 13, 2019

A microscopic topographic map of cellular function

The flow of traffic through our nation's highways and byways is meticulously mapped and studied, but less is known about how materials in cells travel. Now, a team of researchers at the University of Missouri is challenging ...

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