Sentences with phrase «u.s. nuclear scientists»

U.S. nuclear scientists are working with their Chinese and Russian counterparts to implement the Iranian nuclear deal, which faces an uncertain future.

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.

Not exact matches

If flown on a standard trajectory, instead of Wednesday's lofted angle, the missile would have a range of more than 13,000 kilometers (8,100 miles), said U.S. scientist David Wright, a physicist who closely tracks North Korea's missile and nuclear programs.

(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.

The goals are to preserve the films» content before it's lost forever, and provide better data to the post-testing-era scientists who use computer codes to help certify that the aging U.S. nuclear deterrent remains safe, secure and effective.

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.

Twenty - nine high - level U.S. scientists have commended President Obama and his team on the nuclear agreement negotiated with Iran, which will «advance the cause of peace and security in the Middle East,» according to their 8 August letter.

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

Help U.S. marine scientists monitor the spread of radiation across the Pacific Ocean from Japan's damaged Fukushima Daiichi nuclear power plant

Tests of water off the U.S. West Coast have found no signs of radiation from Japan's 2011 Fukushima nuclear disaster, although low levels of radiation are ultimately expected to reach the U.S. shore, scientists said on Tuesday.

For nearly 2 decades, NNSA has supported the construction and operation of NIF because ICF's miniature explosions can aid weapons scientists who are trying to maintain the U.S. nuclear weapons stockpile.

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.

The Union of Concerned Scientists has organized a letter, signed by Nobel prize — winning physicist Leon Lederman, urging President Obama to aggressively cut the number of nuclear weapons in the U.S. arsenal.

The new role is needed, Moses says, so that Atherton can coordinate with scientists in the three major user communities that NIF serves: nuclear weapons researchers involved in maintaining the U.S. stockpile, fusion energy researchers, and basic scientists working with materials and in other fields.

But a document newly obtained by the Washington, D.C. — based Federation of American Scientists (FAS)-- founded by the creators of the original nuclear bomb in 1945 and monitoring the weapons ever since — reveals that in recent years the U.S. target list has expanded to include so - called «regional proliferators,» smaller states seeking to acquire such weapons of mass destruction.

As nuclear scientists Ernest Moniz and Ali Akbar Salehi began negotiating the technical details of a deal that significantly limited Iran's nuclear activity while easing U.S. sanctions on the country in 2015, they knew that they shared a scientific and institutional background.

The history of failed attempts to deal with U.S. nuclear waste gained another chapter this month, when local opposition prompted scientists to abandon tests of a new disposal technique in eastern North Dakota.

Twenty - five years ago international teams of scientists showed that a nuclear war between the U.S. and the Soviet Union could produce a «nuclear winter.»

As President Obama's Blue Ribbon Commission on America's Nuclear Future continues to ponder what role nuclear power might play in the U.S. electricity supply, a group of scientists, engineers and other experts assembled by the Massachusetts Institute of Technology (M.I.T.) released a report on the nuclear fuel cycle paid for by the nuclear inNuclear Future continues to ponder what role nuclear power might play in the U.S. electricity supply, a group of scientists, engineers and other experts assembled by the Massachusetts Institute of Technology (M.I.T.) released a report on the nuclear fuel cycle paid for by the nuclear innuclear power might play in the U.S. electricity supply, a group of scientists, engineers and other experts assembled by the Massachusetts Institute of Technology (M.I.T.) released a report on the nuclear fuel cycle paid for by the nuclear innuclear fuel cycle paid for by the nuclear innuclear industry.

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.

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.

As a result, one leading national laboratory began to impose mandatory 2 - day - per - month «unpaid holidays» on its science staff, several laboratories began laying off researchers, the U.S. portion of the international program to develop plentiful energy through nuclear fusion was reduced to «survival mode,» America's firms continued to spend three times more on litigation than research, and many young would - be scientists presumably began reconsidering their careers.

In recent years, scientists in U.S. nuclear labs have had very little interaction with their peers in those two countries.

Get the Executive Summary of the Union of Concerned Scientists report on the NRC and U.S. nuclear safety in 2013 here.

«ARC Nuclear has a heritage of sodium fast reactor experience that includes key senior scientists and engineers from the EBR - II prototype program — technical leaders involved in developing and demonstrating the fast reactor foundational technology within the U.S. Department of Energy,» said Don Wolf, Chairman and CEO, ARC Nuclear.

Dr. Julia Kelly (Nicole Kidman), a nuclear scientist turned U.S. government official, portrays the helpless woman in a top position.

The meeting with the widow of Manhattan Project scientist Alexander Langsdorf led to other interviews, including a conversation with Al Wattenberg, who also worked on the U.S. government initiative to develop nuclear weapons.

To illustrate this, could you imagine if during the effort to convince the U.S. government to embark on the Manhattan Project, the word «physics» was hardly ever used by the advocates of atom bomb development (who were simply known in this alternate reality as «nuclear * scientists *»), to such an extent that many well - placed non-physicists didn't even realize that the claims of destructive power were based on it?

Radiation detected off the U.S. West Coast from the Fukushima Daiichi nuclear plant in Japan has declined since the 2011 tsunami disaster and never approached levels that could pose a risk to human health, seafood or wildlife, scientists say.

Increasingly dependable and emitting few greenhouse gases, the U.S. fleet of nuclear power plants will likely run for another 50 or even 70 years before it is retired — long past the 40 - year life span planned decades ago — according to industry executives, regulators and scientists.

An Argonne National Laboratory scientist recently estimated that the cost premium for reprocessing spent fuel would range from 0.4 to 0.6 cents per kilowatt - hour — corresponding to an extra $ 3 to $ 4.5 billion per year for the current U.S. nuclear reactor fleet.

Since its founding, the Union of Concerned Scientists has served as a nuclear safety watchdog, working to ensure that U.S. nuclear power is adequately safe and secure.

Included are responses from David Deming, University of Oklahoma; Hans Schreudet; James A. Peden, atmospheric physicist; Dr. Brian G. Valentine, U.S. Department of Energy; Michael R. Fox, Ph.D., retired nuclear scientist; and several others.