Shock Waves Current Events

Shock Waves Current Events, Shock Waves News Articles.
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Injured muscles 'shocked' back to health
A recent study in rats suggests that acoustic shock waves could speed up a muscle's healing process. This technique could help injured athletes to return to training and be able to compete more quickly than just with traditional methods. (2016-07-06)

Droplet explosion by shock waves, relevant to nuclear medicine
In a study published in EPJ D, Eugene Surdutovich from Oakland University, Rochester, Michigan, USA and colleagues have examined the possibility of observing the multi-fragmentation of small droplets due to shock waves initiated by ions that passed through them. The discovery of ion-induced shock waves will significantly affect our understanding of how radiation damage occurs in biomolecules due to ions. (2017-11-22)

Lunar sonic booms
University of Iowa physicist Jasper Halekas will discuss new findings about the physics surrounding mini shock waves produced on the moon at the American Geophysical Union fall meeting in San Francisco on Dec. 14. The findings come from NASA's ARTEMIS mission, of which Halekas is the deputy principal investigator. (2016-12-13)

Miniaturized Shock Waves Can Study Molecular Dynamics
A new procedure for investigating materials under extreme conditions using laser-driven shock waves has been developed at the University of Illinois. The miniature shock waves, safe and efficient, can be used to study fundamental processes at the molecular level. (1998-09-04)

NASA's MMS finds its first interplanetary shock
NASA's MMS mission just made the first high-resolution measurements of an interplanetary shockwave launched from the sun. (2019-08-08)

Exploding electrical wires underwater to understand shock waves
Shock wave studies allow researchers to achieve the warm dense matter that's found only in the extreme conditions around stars and created in the laboratory for inertial confinement fusion research, and researchers in Israel recently set out to understand the relation, if any, between the evolution of a shock wave and the expansion of the exploding wire. They describe their work in the Physics of Plasmas. (2019-05-02)

Voyager spacecraft detect new type of solar electron burst
The Voyager spacecraft continue to make discoveries even as they travel through interstellar space. In a new study, University of Iowa physicists report on the Voyagers' detection of cosmic ray electrons associated with eruptions from the sun--more than 14 billion miles away. (2020-12-03)

Physicists uncover new solution for cosmic collisions
It turns out that our math teachers were right: being able to solve problems without a calculator does come in handy in the (2008-01-10)

Livermore researchers find new source of coherent light
With the exception of lasers and free-electron lasers, there hasn't been another fundamental way to produce coherent light for close to 50 years. (2006-01-13)

Sinister shock: ONR researcher studies how explosive shock waves harm the brain
Today's warfighters are outfitted with body armor strong enough to withstand shrapnel from a bomb or other explosive device. One debilitating threat from a blast, however, is a force they can't see -- the explosive shock wave itself. (2016-02-23)

Tycho's remnant provides shocking evidence for cosmic rays
Astronomers have found compelling evidence that a supernova shock wave has produced a large amount of cosmic rays, particles of mysterious origin that constantly bombard the Earth. This discovery, made with NASA's Chandra X-ray Observatory, supports theoretical arguments that shock waves from stellar explosions may be a primary source of cosmic rays. (2005-09-22)

Little-studied waves in the heart may be cause of defibrillation failure
Vanderbilt University researchers believe a slow electrochemical wave, known as a damped wave, may be one of the reasons that low-voltage defibrillation shocks fail to halt fibrillation in cardiac patients. (2003-12-08)

Exploding meat
Most people tenderise their tough meat by bashing it with a culinary hammer. Or, you could explode it with dynamite. American researchers have found that blasting meat with explosive pressures is not only useful for tenderising meat on an industrial scale, but also kills food-poisoning bacteria. (2000-12-19)

Laser experiments reveal strange properties of superfluids
Princeton University electrical engineers are using lasers to shed light on the behavior of superfluids -- strange, frictionless liquids that are difficult to create and study. Their technique allows them to simulate experiments that are difficult or impossible to conduct with superfluids. (2006-12-21)

UI researchers make first measurements of the solar wind termination shock
Two University of Iowa space physicists report that the Voyager 2 spacecraft, which has been traveling outward from the sun for 31 years, has made the first direct observations of the solar wind termination shock, according to a paper published in the July 3 issue of the journal Nature. (2008-07-02)

Mach 1000 shock wave lights supernova remnant
When a star explodes as a supernova, the material blasted outward from the explosion still glows hundreds or thousands of years later, forming a picturesque supernova remnant. What powers such long-lived brilliance? In the case of Tycho's supernova remnant, astronomers have discovered that a reverse shock wave racing inward at Mach 1000 (1,000 times the speed of sound) is heating the remnant and causing it to emit X-ray light. (2013-11-25)

Why do some head knocks cause more damage than others?
Veteran sailors know that rogue waves can rise suddenly in mid-ocean to capsize even the largest vessels. Now it appears that a similar phenomenon called shear shock wave occurs in the concussed brain. It may help explain why some head knocks cause so much more harm than others. (2017-10-31)

Radio telescopes could spot stars hidden in the galactic center
The center of our Milky Way galaxy is a mysterious place. Not only is it thousands of light-years away, it's also cloaked in so much dust that most stars within are rendered invisible. Harvard researchers are proposing a new way to clear the fog and spot stars hiding there. They suggest looking for radio waves coming from supersonic stars. (2015-09-22)

Shock wave therapy for kidney stones linked to increased risk of diabetes, hypertension
Mayo Clinic researchers are sounding an alert about side effects of shock wave lithotripsy: in a research study, they found this common treatment for kidney stones to significantly increase the risk for diabetes and hypertension later in life. (2006-04-10)

Visualizing atomic-scale acoustic wavesin nanostructures
Acoustic waves play many everyday roles -- from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be useful probes of nanostructures such as LED lights. (2008-07-03)

Argonne scientists reveal interaction between supersonic fuel spray and its shock wave
Shock waves are a well tested phenomenon on a large scale, but scientists at the US Department of Energy's Argonne National Laboratory and their collaborators from Wayne State University and Cornell University have made a breakthrough that reveals the interaction between shockwaves created by high-pressure supersonic fuel jets. (2009-03-12)

Voyager spacecraft enters solar system's final frontier
NASA's Voyager 1 spacecraft has entered the solar system's final frontier. It is entering a vast, turbulent expanse, where the sun's influence ends and the solar wind crashes into the thin gas between stars. (2005-05-24)

UB physics research shows that novel shock-absorption system could make structures
Could structures be built with shock-absorption systems so powerful that jet planes would literally bounce off them? A system modeled in a paper authored by theoretical physicists at the University at Buffalo and published in the current issue of Physica A demonstrates that it may one day be possible to protect bridges, ships, skyscrapers, highway structures and even automobile bumpers from extremely powerful impacts. (2001-10-18)

Shock wave lithotripsy research expanded with NIH grant renewal
New $6.5 million NIDDK grant will allow Indiana University School of Medicine researchers to develop protocols to make lithotripsy safer for all patients. (2004-08-17)

Researchers develop unified sensor to better control effects of shock waves
Researchers with Yokohama National University in Japan have developed a unified shock sensor to quickly and accurately dispel harmful shock waves. They published their results on July 4 in the Journal of Computational Physics. (2019-09-19)

Physics designed to shock
The American Physical Society Topical Group on Shock Compression of Condensed Matter will hold its biennial conference in Portland, OR, from July 20-25. Topics include: the targeting and destruction of cancer cells, needle-free drug delivery, making solid hydrogen, progress toward fusion, and watching the instantaneous freezing of water. (2003-07-23)

How hot are atoms in the shock wave of an exploding star?
A new method to measure the temperature of atoms during the explosive death of a star will help scientists understand the shock wave that occurs as a result of this supernova explosion. (2019-01-22)

Concorde to blame for missing pigeons?
Concorde may be to blame for putting thousands of racing pigeons off course, say scientists in California. Shock waves from Concorde's sonic boom could be temporarily or permanently deafening the pigeons to infrasound -- thought to be the key to the birds' map sense. (2000-03-14)

Scientists find increase in microearthquakes after Chilean quake
By studying seismographs from the earthquake that hit Chile last February, Earth scientists at the Georgia Institute of Technology have found a statistically significant increase of microearthquakes in central California in the first few hours after the main shock. The observation provides an additional support that seismic waves from distant earthquakes could also trigger seismic events on the other side of the Earth. (2011-02-25)

Shock waves created in the lab mimic supernova particle accelerators
In experiments at the National Ignition Facility, a SLAC-led team found new details about how supernovas boost charged particles to nearly the speed of light. (2020-06-08)

Researchers Suggest Using Shock Waves As Inexpensive Method To Detect Plastic Land Mines
An accurate and inexpensive detection method effective for land mines in either plastic or metal casings may be on the horizon as the result of computer simulations conducted by researchers at the University at Buffalo. The research will be published in the February 1998 issue of Physical Review E. (1997-12-03)

Mapping Orion's winds
For the past few months, Bob O'Dell has been mapping the winds blowing in the Orion Nebula, the closest stellar nursery similar to the one in which the Sun was born. New data from the Hubble Orion Heritage Program, a major observational effort by the Hubble Space Telescope in 2004 and 2005, have given the Vanderbilt astronomer the information he needs to measure the stellar winds with unprecedented detail. (2006-01-10)

UA engineering professor wins Air Force grant for supersonic aerodynamics research
University of Arizona engineering professor Jesse Little receives $900,000 US Air Force grant to investigate supersonic air flows for designing the next generation of high-speed aircraft. (2015-10-27)

WWI helmets protect against shock waves just as well as modern designs
Biomedical engineers have demonstrated that, despite significant advancements in protection from ballistics and blunt impacts, modern military helmets are no better at protecting from shock waves than their World War I counterparts. One model in particular, the French Adrian helmet, actually performed better than modern designs. The research could help improve the blast protection of future helmets through choosing different materials, layering multiple materials of different acoustic impedance, or altering their geometry. (2020-02-14)

A new method for 3D reconstructions of eruptive events on sun
An international team of scientists, led by Skoltech professor Tatiana Podladchikova, has developed a new 3D method for reconstructing space weather phenomena; in particular, the shock waves produced by the Sun's energy outbursts. Their findings can help better understand and predict extreme space weather occurrences that affect the operation of engineering systems in space and on Earth. The results of their study were published in The Astrophysical Journal. (2019-06-05)

State of shock: 200-year-old law about gas mixtures called into question
According to a new study led by a team from The University of New Mexico, centuries-old laws about the behavior of gas mixtures do not apply in the presence of shock waves. This finding could have potential impact on everything that involves mixtures of gases exposed to a shock wave, for example, during combustion in an engine. (2019-12-11)

Surf's up in the solar nebula
The process that formed the giant planet Jupiter may also have spawned some of the tiniest and oldest members of our solar system -- millimeter-sized spheres called chondrules, the major part of the most primitive meteorites. As witnesses to the early history of the solar system, chondrules may provide important clues to how the planets formed. (2005-03-03)

Magnetic fields created before the first stars
Magnets have practically become everyday objects. Earlier on, however, the universe consisted only of nonmagnetic elements and particles. Just how the magnetic forces came into existence has been researched by Prof. Dr. Reinhard Schlickeiser at the Institute of Theoretical Physics of the Ruhr-Universit├Ąt Bochum. In the journal Physical Review Letters, he describes a new mechanism for the magnetization of the universe even before the emergence of the first stars. (2013-01-02)

Groovy! These grooved patterns better mitigate shock waves
A team of engineers at UC San Diego has discovered a method that could make materials more resilient against massive shocks such as earthquakes or explosions. They found that cutting small grooves in obstacle materials diminished the impacts of what's called the reflected shock wave--once the initial wave has hit the spiral of obstacles and bounced back. (2019-09-13)

Shocking recipe for making killer electrons
Take a bunch of fast-moving electrons, place them in orbit and then hit them with the shock waves from a solar storm. What do you get? Killer electrons. That's the shocking recipe revealed by ESA's Cluster mission. (2010-03-11)

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