Sentences with phrase «nuclear scientists at»

Not exact matches

When the social scientist and derivatives trader sat down at the same table at a friend's wedding in 2011, they got to talking about their shared interest in «epic failures,» like the BP oil spill in the Gulf of Mexico, the Fukushima nuclear disaster and Hurricane Sandy.

The «cosmic ray test» was developed by Silas Beane, a nuclear physicist at the University of Washington, and involves scientists building up a simulation of space using a lattice or grid.

Besides scientists, he encountered looters and nuclear workers who still work at the plants, which are to be completely decommissioned by 2020.

On that date, nearly three decades ago, British engineer and scientist Tim Berners - Lee launched the world's first website, running on a NeXT computer at CERN (the European Organization for Nuclear Research) in Switzerland.

Scientists planning NIF experiments may also wish to consider preparatory experiments at Lawrence Livermore National Laboratory's Jupiter Laser Facility and other laser facilities across the National Nuclear Security Administration complex.

However, even they have their limits, and when they discovered that scientists at a top secret nuclear facility were using the supercomputers to mine...

Heller, a scientist at the Vatican Observatory who does research in quantum gravity; Peter E. Hodgson, a professor of nuclear physics at Oxford University; Kenneth R. Miller, a professor of biology at Brown University.

(Reuters)- Government scientists have not been able to replicate a chemical reaction suspected of causing a radiation leak at a U.S. nuclear waste dump in New Mexico, complicating efforts to understand what went wrong, a U.S. Energy Department official said Friday.

Moscow may have allowed several North Korean nuclear researchers to work at Russian nuclear sites, including a scientist who is under United Nations Security Council sanctions.

► «[M] ore than 300 scholars and scientists, including seven Nobel laureates, have signed an open letter calling on Iran to release [chemist Mohammad Hossein] Rafiee» from its «notorious Evin Prison,» where he has been held «since June 2015, after speaking out in favor of the nuclear deal that was announced a month after he was imprisoned,» Zack Kopplin reported Tuesday at ScienceInsider.

My look at how scientists calculate the odds of survival had me checking the Science News basement's viability as a nuclear shelter.

In a recent experiment performed at the Radioactive Isotope Beam Factory at RIKEN, an international collaboration with scientists from eleven countries, led by scientists of the Instituto de Estructura de la Materia, CSIC (Spain) and the RIKEN Nishina Center (Japan), made a very surprising observation: High - energy gamma rays — which are mediated by the electromagnetic force — are emitted in the decay of a certain excited nucleus — tin 133, in competition with neutron emission, the decay mode mediated by the strong nuclear force.

When asked why this project is so important to him, he voiced the dominant perspective among weapon scientists at LLNL: He doesn't want nuclear weapons to be used and passionately believes the key to ensuring they aren't is to making sure the U.S. stockpile continues to be an effective deterrent.

BACKGROUND: The origins of nuclear medicine involve at least a dozen scientists working on different aspects of the technology over a century, culminating in a surge of diagnostic machines in the 1980s and»90s.

In 2006, 20 years after reactor number 4 at the Chernobyl nuclear power plant was encased in cement, the World Health Organization (WHO) and the International Atomic Energy Agency released a report compiled by a panel of 100 scientists on the long - term health effects of the level 7 nuclear disaster and future risks for those exposed.

Concerned that the United States» 10,000 - strong stockpile of atomic bombs are past their prime, scientists at Lawrence Livermore National Laboratory in California and Los Alamos National Laboratory in New Mexico are vying to design the first new nuclear bomb in the United States since the W88 warhead in the mid-1980s.

About 75 % of recent RAMS participants from Fisk University, an HBCU in Nashville, Tennessee, went on to graduate school in computational sciences and engineering related fields, according to Stephen Egarievwe, a computer scientist and nuclear physicist who serves as the main RAMS connection at Fisk.

Some of the new nuclear science research programs, including the one at MIT, are studying new reactor designs and fuel cycles that scientists (and policy - makers) hope will make nuclear plants safer and cheaper to operate, and produce waste materials with smaller volume, shorter half - lives, and less appeal to terrorists and other would - be nuclear powers.

But scientists at the INL quietly soldiered on, and now the tide may be turning: The imperative to limit greenhouse - gas emissions is sparking an atomic renaissance on the very site of nuclear energy's birth.

Many of the scientists who signed the letter are well - regarded physicists and have advised federal policy - makers on nuclear weapons issues at various points in their careers.

The crisis at the nuclear plant in Japan, due in part to exposed spent fuel, is forcing U.S. scientists and policymakers to look for safer courses of action

Johannis Nöggerath, president of the Swiss Nuclear Society, seismologist Robert Geller of the University of Tokyo, and Viacheslav Gusiakov, who heads the Russian Academy of Sciences» Tsunami Laboratory in Novosibirsk, have looked at the historical record of tsunamis that was available when Fukushima Daiichi was designed in the mid-1960s (Bulletin of the Atomic Scientists, vol 67, p 37).

SAN FRANCISCO, CALIFORNIA — Even when they're underground, nuclear tests can be detected in the skies — and as a result, global satellite networks could become a powerful new tool in the arsenal of weapons to help detect clandestine underground nuclear explosions, a team of scientists reported here today at the fall meeting of the American Geophysical Union.

At a tense debate in February at UCLA where Jacobson argued over the merits of supporting nuclear versus ramping up renewables, sharing the stage with nuclear supporters like Environmental Progress» Shellenberger and fellow Stanford climate scientist Ken Caldeira, the question - and - answer session with the audience devolved into a shouting matcAt a tense debate in February at UCLA where Jacobson argued over the merits of supporting nuclear versus ramping up renewables, sharing the stage with nuclear supporters like Environmental Progress» Shellenberger and fellow Stanford climate scientist Ken Caldeira, the question - and - answer session with the audience devolved into a shouting matcat UCLA where Jacobson argued over the merits of supporting nuclear versus ramping up renewables, sharing the stage with nuclear supporters like Environmental Progress» Shellenberger and fellow Stanford climate scientist Ken Caldeira, the question - and - answer session with the audience devolved into a shouting match.

In an article published in the journal Physical Review E scientists at the Institute of Nuclear Physics of the Polish Academy of Sciences (INP PAS) in Krakow, Poland, have shown for the first time that certain overlooked features of the graphs of multifractals, known as singularity spectra of the time series, have in fact a close relationship with the nature of the analyzed phenomena.

Scientists are taking medical imaging research and drug discovery to a new level by developing a molecular imaging system that combines several advanced technologies for all - in - one imaging of both tissue models and live subjects, say presenters at the 2015 Annual Meeting of the Society of Nuclear Medicine and Molecular Imaging (SNMMI).

At least, nuclear, upper atmospheric, and ocean sciences connote certain fields of training and the sorts of things that interest scientists making careers of those fields.

Using nuclear magnetic resonance spectroscopy, two teams working with the Göttingen - based scientists Markus Zweckstetter and Stefan Becker have now shown the complex three - dimensional structure of the protein «at work» in atomic detail.

Common freshwater algae might hold a key to cleaning up after disasters such as Japan's Fukushima nuclear accident, scientists said yesterday at a meeting of the American Chemical Society in Anaheim, Calif..

Some scientists, such as Kevin Eggan at Harvard, were disappointed that NIH didn't open the door to the use of embryos created for research purposes — including through somatic cell nuclear transfer (cloning) and parthenogenesis (from an unfertilized egg).

Russian scientist Natalya Pugach from the Skobeltsyn Institute of Nuclear Physics at the Lomonosov Moscow State University discovered this yet to be explained effect with her British colleagues, whose theory group headed by Professor Matthias Eschrig.

The U.S. continues to observe a moratorium on nuclear testing, so scientists, particularly at government facilities such as LLNL and Los Alamos National Laboratory (LANL), develop ways to detect these events without creating an explosion themselves.

Many of those scientists were not Americans, though, but immigrants appalled by Hitler and horrified at the prospect that he might acquire a nuclear fission weapon.

Scientists at Lawrence Livermore National Laboratory in California began testing a device in May that can quickly detect concealed nuclear materials.

However, Brad Tippens, program manager at the US Department of Energy's Office of Nuclear Physics, says while most of these collaborations are not hierarchical, they can create an environment that fosters mentoring of early - career researchers and accelerates their maturation as scientists.

They don't accept the scientists» view, because they see us as nuclear allies,» says Ken Nollett, director of radiation health at the Fukushima Medical University.

But at a workshop cosponsored by AAAS, experts said the crisis also was an inflection point, leading to agreements to limit nuclear testing and curb proliferation and driving a cohort of scientists and engineers into the fields of arms control and science diplomacy.

A third of these are warheads — dubbed W76 — which, since 1978, have been deployed atop submarine - based ballistic missiles or stored in what is known as the Enduring Nuclear Stockpile, according to Hans Kristensen, director of the Nuclear Information Project at the Washington, D.C. - based Federation of American Scientists (FAS), an organization founded by the creators of the original nuclear weapon in 1945 that has been monitoring the nation's nuclear arsenal everNuclear Stockpile, according to Hans Kristensen, director of the Nuclear Information Project at the Washington, D.C. - based Federation of American Scientists (FAS), an organization founded by the creators of the original nuclear weapon in 1945 that has been monitoring the nation's nuclear arsenal everNuclear Information Project at the Washington, D.C. - based Federation of American Scientists (FAS), an organization founded by the creators of the original nuclear weapon in 1945 that has been monitoring the nation's nuclear arsenal evernuclear weapon in 1945 that has been monitoring the nation's nuclear arsenal evernuclear arsenal ever since.

«Scientists were not interested in figuring out what kind of device had detonated, because they already knew that,» says analytical chemist Michael Kristo, a nuclear forensics expert at Lawrence Livermore National Laboratory in California.

The scientists, Nicole King and Arielle Woznica of the University of California, Berkeley, with collaborators Jon Clardy and J.P. Gerdt at Harvard Medical School in Boston, discovered that within minutes after exposure to a chonodroitin sulfate (CS) lyase produced by V. fischeri, S. rosetta cells aggregate into mass mating swarms, entering into cell and nuclear fusion while duplicating and recombining their genetic material.

The scientists at Troitsk were not specialists in the design and operation of nuclear reactors, says Smirnov, but many were summoned into the contaminated zone to apply their theoretical knowledge to the problem of containing the disaster.

By tracking the particles that emerge from the fireballs, scientists can learn about nuclear phase transitions — both the melting and how the quarks and gluons «freeze out» as they did at the dawn of time to form the visible matter of today's world.

In low energy RHIC collisions, scientists suspect that while the change in phase from QGP to ordinary protons / neutrons occurs, both distinct states (QGP and ordinary nuclear matter) coexist — just like bubbles of steam and liquid water coexist at the same temperature in a pot of boiling water.

Iran's nuclear scientists may be skittish at first about engaging, Miller says, citing the assassination of several key nuclear scientists after Iran's once - clandestine nuclear program emerged from the shadows a decade ago.

At a press conference, Hiromitsu Ino, a materials scientist and professor emeritus at the University of Tokyo, and Masashi Goto, a former nuclear power plant designer, said their concerns were simply ignored in the final reporAt a press conference, Hiromitsu Ino, a materials scientist and professor emeritus at the University of Tokyo, and Masashi Goto, a former nuclear power plant designer, said their concerns were simply ignored in the final reporat the University of Tokyo, and Masashi Goto, a former nuclear power plant designer, said their concerns were simply ignored in the final report.

Iranian and U.S. nuclear scientists have much to learn from each other, says Robert Rosner, a theoretical physicist at the University of Chicago in Illinois and former director of Argonne National Laboratory.

That's similar to the shocking situation scientists found themselves in when analyzing results of spinning protons striking different sized atomic nuclei at the Relativistic Heavy Ion Collider (RHIC)-- a U.S. Department of Energy (DOE) Office of Science User Facility for nuclear physics research at DOE's Brookhaven National Laboratory.

At the ITER project in Cadarache, France, scientists are trying to generate power from nuclear fusion, which requires heating plasma to many millions of degrees.

A major spent fuel fire at a U.S. nuclear plant «could dwarf the horrific consequences of the Fukushima accident,» says Edwin Lyman, a physicist at the Union of Concerned Scientists, a nonprofit in Washington, D.C., who was not on the panel.

The scientists looked at a process known as meiosis, which unlike normal cell division (mitosis) has two rounds of nuclear division, to ensure that when sex cells fuse with each other, they have two copies of each chromosome — one from each parent!