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Search results for “Mechanics”

1,000+ results for "Mechanics"

Berkeley Lab researchers at AAAS

Researchers at Lawrence Berkeley National Laboratory presented advancements in artificial photosynthesis, CAT scans for biological cells, and diagnostic microscopy with a cell phone. These discoveries aim to improve our understanding of quantum mechanics, analyze cellular structures, and develop new diagnostic tools for cancer patients.

Lessons learned from yeast about human leukemia: The power of basic model organisms in human health

Researchers at Stowers Institute for Medical Research confirm the molecular mechanics of a key regulatory complex implicated in human leukemia are conserved from yeast to humans. They also identify the common molecular shape at the center of the complex, which regulates gene expression through histone methylation.

SourceStowers Institute for Medical Research·JournalProceedings of the National Academy of Sciences·DateDec 5, 2011

Chalmers scientists create light from vacuum

Scientists at Chalmers University of Technology have succeeded in creating light from vacuum by capturing photons that appear and disappear in the vacuum. The experiment confirms a fundamental principle in quantum mechanics, demonstrating the existence of virtual particles that can become real photons.

SourceSwedish Research Council·JournalNature·DateNov 18, 2011

Recent advance in detonation theory

Researchers Hu et al. developed a new detonation model named the least-action detonation model (LADM) that takes into account complex movement and transport effects, differing from the classical ZND model. The LADM model predicts detonation product particles to be in a stationary state, which has been observed in experiments.

1 clock with 2 times

Researchers at the University of Vienna aim to measure general relativistic time on a quantum scale by exploiting quantum interference and complementarity. They consider a single clock in a superposition of two locations, one closer and one further away from Earth, where gravity's effects are different.

SourceUniversity of Vienna·JournalNature Communications·DateOct 19, 2011

DOE Nuclear Program awards $1.6 million to Penn State

Three Penn State-led projects have received more than $1.6 million in combined research and development grants to improve nuclear fuel safety and develop new alloys for extended service. The projects focus on understanding corrosion protectiveness, detecting damage before fatigue cracks, and developing advanced monitoring methods.

Escaping gravity's clutches: The black hole breakout

New research by University of York scientists proposes that quantum mechanics could be the key to understanding how black holes work, potentially allowing information to escape. The study's findings suggest a possible breakthrough in our understanding of gravity and its relationship with space and time.

SourceUniversity of York·JournalPhysical Review Letters·DateAug 10, 2011

NYU physicists develop potent packing process

New York University physicists have developed a method for packing microscopic spheres that can improve various commercial products, such as pharmaceutical lotions and ice cream. The researchers manipulated the properties of emulsions using statistical mechanics and depletion attraction to create materials with desired properties.

SourceNew York University·JournalProceedings of the National Academy of Sciences·DateFeb 28, 2011

What a rat can tell us about touch

Researchers at Northwestern University are studying the rat whisker system to gain a better understanding of how animals perceive touch. By developing models and simulating the rat's behavior, they aim to unlock the secrets of neural processing and potentially create new technologies that can mimic the senses of mammals.

Stretching the truth: JILA biophysicists help unravel DNA stretching mystery

Researchers at JILA disprove the popular theory that DNA's backbone needs a small gap or loose ends to extend by 70% when subjected to 65 picoNewtons of force. The new study uses a novel test structure to demonstrate that the mechanism behind overstretching is the same for both nicked and intact DNA molecules.

SourceNational Institute of Standards and Technology (NIST)·JournalJournal of the American Chemical Society·DateJan 20, 2011

IU study: When to end a run

A study by Indiana University found that runners who continue despite exhaustion change their form, increasing the risk of injury. The study showed that at the end of a normal run, runners' mechanics start to change when they reach fatigue levels, typically indicated by RPEs between 13-15.

SourceIndiana University·JournalJournal of Biomechanics·DateDec 9, 2010

10 years of Soufriere Hills Volcano research published

A decade of research on the Soufriere Hills Volcano has provided new understanding of magma activity, explosive dynamics, and volcano mechanics. The CALIPSO and SEA-CALIPSO projects have generated high-resolution images of the volcano's center and adjacent crust.

SourcePenn State·JournalGeophysical Research Letters·DateNov 18, 2010

Quantum mechanics not in jeopardy

Researchers have confirmed an axiom in quantum physics by ruling out the existence of higher-order interferences experimentally. This confirms the accuracy of Born's law, a key principle in quantum mechanics that proposes interference occurs in pairs of possibilities.

SourceUniversity of Innsbruck·JournalScience·DateJul 22, 2010

Quantum mechanics reveals new details of deep Earth

Scientists used quantum mechanics to simulate silica behavior under high-temperature and pressure conditions, revealing the mineral's structure changes dramatically with depth. The study suggests the lower mantle may be devoid of silica, except in localized areas where oceanic plates have subducted.

SourceOhio State University·JournalProceedings of the National Academy of Sciences·DateMay 10, 2010