October 09, 2009

A team led by physicists at the Science and Technology Facilities Council (STFC) and Brookhaven National Laboratory (BNL) have resolved a decade-long puzzle that is set to have huge implications for use of one of the most versatile classes of materials available to us for future technology applications: copper oxide ceramics.

August 27, 2009

A new study shows that a “fingerprint” of high-temperature superconductivity remains intact above the super chilly temperatures at which these materials carry current with no resistance, offering hope for energy-saving applications under real-world conditions.

August 26, 2009

Researchers have demonstrated a reliable path for sculpting an intricate x-ray focusing lens out of diamond, a valuable development for future light sources.

August 02, 2009

Brookhaven Lab scientists have grown large enough crystals of one well-studied high-temperature (high-Tc) superconductor to directly measure its magnetic properties. These measurements cast considerable doubt on assumptions commonly made in trying to understand the role magnetism plays in these materials’ ability to carry current with no resistance.

July 29, 2009

A quick Q&A with Astrid Morreale, a RHIC postdoc at Brookhaven Lab who looks at small electrically charged particles called pions, which emerge from smashing two polarized proton beams together.

July 21, 2009

On Tuesday, July 21, join Michael Begelas as he gives the Sambamurti Memorial Lecture “Spotlight on the Gluon” in the Large Seminar Room of the Physics Dept., Bldg. 510. Refreshments at 3 p.m., lecture at 3:30 p.m.

July 20, 2009

At the annual Employee Recognition Ceremony held June 22 in Berkner Hall, 13 BNLers were honored with the Lab’s highest awards: five received the Brookhaven Award, five, the Engineering & Computing Award, and two, the Science & Technology Award.

July 14, 2009

J.C. Seamus Davis and John Tranquada, physicists at Brookhaven Lab, along with Aharon Kapitulnik of Stanford University, have been named the recipients of the 2009 Heike Kamerlingh Onnes Prize for outstanding superconductivity experiments.

July 01, 2009

The world’s largest computing grid has passed its most comprehensive tests to date in anticipation of the restart of the world’s most powerful particle accelerator, the Large Hadron Collider.

June 04, 2009

Samios, former Laboratory Director and Director of the RIKEN BNL Research Center at Brookhaven National Lab, will receive the 2009 Gian Carlo Wick Award for his outstanding contributions to particle physics.

May 13, 2009

Jonathan Rameau, a doctoral student at Stony Brook University (SBU) has won the 2009 Dr. Nathaniel and Fanie Soroff Prize for outstanding contributions to physics. His research on superconductivity was done at Brookhaven Lab's National Synchrotron Light Source.

April 13, 2009

Students from six local high schools recently came to BNL to experience research with physicist Helio Takai. They were among more than 6,000 high school students from around the world who participated in the annual international Hands-on Particle Physics Masterclasses.

March 27, 2009

Physicists working at the Relativistic Heavy Ion Collider (RHIC) are exploring the puzzle of proton spin as they begin taking data during the 2009 RHIC run. For the first time, RHIC is running at a record energy of 500 giga-electron volts (GeV) per collision, more than double the previous runs in which polarized proton beams collided at 200 GeV.

February 15, 2009

Several years after Duke University researchers announced spectacular behavior of a low density ultracold gas cloud, researchers at Brookhaven Lab have observed strikingly similar properties in a very hot and dense plasma "fluid" created to simulate conditions when the universe was about one millionths of a second old.

December 05, 2008

CERN has confirmed that the Large Hadron Collider (LHC) will restart in 2009. This news forms part of an updated report, published today, on the status of the LHC following a malfunction on 19 September.

December 01, 2008

Scientists studying a material that appeared to lose its ability to carry current with no resistance say new measurements reveal that the material is indeed a superconductor — but only in two dimensions. Equally surprising, this new form of 2-D superconductivity emerges at a higher temperature than ordinary 3-D superconductivity in other compositions of the same material.

November 05, 2008

Like astronomers tweaking images to gain a more detailed glimpse of distant stars, Brookhaven physicists have found ways to sharpen images of the energy spectra in high-temperature superconductors — materials that carry electrical current effortlessly when cooled below a certain temperature. These new imaging methods confirm that the electron pairs needed to carry current emerge above the transition temperature, before superconductivity sets in, but only in a particular direction.

October 03, 2008

The world’s largest computing grid is ready to tackle mankind’s biggest data challenge from the earth’s most powerful accelerator.

September 10, 2008

An international collaboration of scientists today sent the first beam of protons zooming at nearly the speed of light around the world’s most powerful particle accelerator—the Large Hadron Collider (LHC)—located at the CERN laboratory near Geneva, Switzerland.

September 02, 2008

The single-piece primary and tertiary mirror blank cast for the LSST is "perfect", say project astronomers and engineers. The Mirror Lab team opened the furnace for a close-up look at the cooled 51,900-pound mirror blank. . It is the first time a combined primary and tertiary mirror has been produced on such a large scale.

August 07, 2008

On September 10, scientists at the Large Hadron Collider will attempt for the first time to send a proton beam zooming around the 27-kilometer-long accelerator. The LHC, the world’s most powerful particle accelerator, is located at CERN in Geneva, Switzerland. Journalists are invited to attend LHC first beam events at CERN and several locations within the United States.

June 06, 2008

Participants in the 2008 Relativistic Heavy Ion Collider (RHIC) and Alternating Gradient Synchrotron (AGS) Users' Meeting got a taste of the rich history of nuclear physics at Brookhaven, as well as a glimpse of the future directions the Lab might take in the field.

June 06, 2008

On Wednesday, May 28, the RHIC and AGS Users' Meeting featured a special, all-day symposium entitled "RHIC & Its Impact on Nuclear Science." The talks started with Gordon Baym, who gave a historical perspective of the RHIC heavy-ion program from its inception at a 1974 workshop held at Bear Mountain.

June 03, 2008

Research performed at Thomas Jefferson National Accelerator Facility has found that protons are about 20 times more likely to pair up with neutrons than with other protons in the nucleus. The work builds on earlier research performed at Brookhaven Lab's Alternating Gradient Synchrotron.

May 14, 2008

Professor Ki-Su Lee, President of Korea University, visited Brookhaven on May 13. Professor Lee came to Brookhaven Lab, a premier science research center, to get a first-hand look at PHENIX, a massive detector used for physics experiments on the early universe.

May 11, 2008

Scientists at Brookhaven and collaborators at Stony Brook University, Johns Hopkins University, and the National Institute of Standards and Technology have discovered that nanosized regions with local polarizations, or "electric dipoles," in a special class of otherwise disordered materials may underlie these materials' extreme electromechanical response to an external electric field or physical deformation.

April 10, 2008

New research indicates that the secret to superconductivity, a phenomenon which has the potential to revolutionize the distribution of electrical power, may rest on the ability of electrons to take advantage of their natural repulsion in a complex situation.

February 29, 2008

Researchers in the U.S. ATLAS collaboration have joined colleagues around the world to celebrate a landmark in the construction of the Large Hadron Collider (LHC) - the lowering of the final piece of the ATLAS particle detector into the underground collision hall at CERN in Geneva, Switzerland.

February 08, 2008

A new calculation, reported in the January 25, 2008 issue of Physical Review Letters, confirms the six-quark theory of particle-anti-particle asymmetry. This is the first complete calculation of this phenomenon to employ a highly accurate description of the quarks that adds a fifth dimension beyond those of space and time.

February 06, 2008

Imagine trying to catch up to something moving close to the speed of light and sending ahead information in time to make mid-path flight corrections. Impossible? Not quite. Physicists at Brookhaven's Relativistic Heavy Ion Collider (RHIC) have achieved this tricky task.

January 03, 2008

The Large Synoptic Survey Telescope (LSST) Project, in which Brookhaven National Lab is a contributor, has announced receipt of two major gifts: $20M from the Charles Simonyi Fund for Arts and Sciences and $10M from Microsoft founder Bill Gates.

September 12, 2007

The U.S. Department of Energy's Office of Science has launched a new website to tell the story of the U.S. role in the Large Hadron Collider (LHC), a particle accelerator that will begin operating in Europe, near Geneva, Switzerland, next year.

July 26, 2007

Scientists at Brookhaven National Laboratory and collaborating institutions around the world have detected a hidden "string order" that extends over a length of 30 nanometers (billionths of a meter) in a material that is otherwise apparently disordered. The findings could have implications for the design of materials at the nanoscale, including those used for a developing concept known as quantum computing.

July 24, 2007

Researchers at Brookhaven National Laboratory have generated extremely short pulses of light that are the strongest of their type ever produced and could prove invaluable in probing the ultra-fast motion of atoms and electrons. The scientists also made the first observations of a phenomenon called cross-phase modulation with this high-intensity light - a characteristic that could be used in numerous new light source technologies.

July 12, 2007

The National Science Foundation (NSF) has chosen Homestake, a former gold mine in the Black Hills, near Lead, South Dakota, as the site for a multipurpose deep underground science and engineering laboratory. The proposal, chosen from a field of four finalists, was prepared by a multi-institutional collaboration of researchers and submitted to an NSF site selection panel through the University of California (UC) at Berkeley.

March 07, 2007

Although it was discovered more than 20 years ago, a particular type of high-temperature (Tc) superconductor -- material that conducts electricity with almost zero resistance -- is regaining the attention of scientists at Brookhaven National Laboratory.

February 02, 2007

Scientists have used advanced tools to see the very first instants of change in a solid brought to the edge of melting. Peter Siddons, physicist at Brookhaven's National Synchrotron Light Source, designed and built the x-ray detectors for an x-ray source at SLAC that used pulses of light just quadrillionths of a second long.

January 19, 2007

BNL researchers have generated extremely short light pulses using a new technique that could be used in the next generation of light source facilities around the world to catch molecules and atoms in action. The team's findings describe the use of a laser to control the pulse duration of light from a free electron laser.

January 08, 2007

Google has joined a group of nineteen organizations, including Brookhaven Lab, that are building the Large Synoptic Survey Telescope (LSST). Scheduled to begin operations in 2013, the 8.4-meter LSST will be able to survey the entire visible southern sky deeply in multiple colors every week with its three-billion pixel digital camera.

November 16, 2006

Research published online in the journal Science this week by Tonica Valla, a physicist at Brookhaven, appears to resolve one mystery in the 20-year study of high-temperature (high Tc) superconductors -- materials that lose their resistance to the flow of electricity at relatively high temperatures. The research shows that a "pseudogap" in the energy level of the material's electronic spectrum is the result of the electrons being bound into pairs above the so-called transition temperature to the

November 15, 2006

The winners of the inaugural $250,000 NSERC John C. Polanyi Award are the scientists at the Sudbury Neutrino Observatory (SNO), who are being honored for their groundbreaking research on neutrinos, announced the Natural Sciences and Engineering Research Council. The idea behind SNO's most notable achievement - proving neutrino oscillation - began with Brookhaven chemist Ray Davis Jr.

September 21, 2006

A group of scientists from the Technion-Israel Institute of Technology has used the Accelerator Test Facility (ATF) at the U.S. Department of Energy's Brookhaven National Laboratory to demonstrate, for the first time, the feasibility of particle acceleration by stimulated emission of radiation (PASER), a kind of particle analog of the laser process.

April 26, 2006

An international collaboration including two physicists from Brookhaven National Laboratory has published additional evidence to support the existence of "stripes" in high-temperature (Tc) superconductors. The report in the April 27, 2006, issue of Nature strengthens earlier claims that such stripes, a particular spatial arrangement of electrical charges, might somehow contribute to the mechanism by which these materials carry current with no resistance.

April 25, 2006

When atomic nuclei are smashed together at great speed, resulting temperatures exceed one trillion degrees. Scientists who study nuclear matter under extreme conditions have a particular interest in the properties of particles of light called photons. Using RHIC, Stefan Bathe has measured characteristics of photons to reveal data about the temperature and density of a nuclear collision.

April 23, 2006

Thanks to a series of machine upgrades, researchers at the Relativistic Heavy Ion Collider (RHIC), the newest and largest particle accelerator at the U.S. Department of Energy's Brookhaven National Laboratory, are making progress in answering a fundamental question that has long puzzled physicists: Where do protons get their spin, a property of elementary particles as basic as mass and electrical charge?

April 23, 2006

Will scientists ever find the elusive Higgs particle, the last of the fundamental particles predicted by the Standard Model of particle physics and postulated to play a major role in how fundamental particles get their masses? Are there undiscovered particles "beyond" those described by the Standard Model? Experiments expected to begin next year at the Large Hadron Collider (LHC), a new particle accelerator at CERN will take up the search.

March 30, 2006

An international collaboration of scientists at Fermil have announced the first results of a new neutrino experiment. Sending a high-intensity beam of muon neutrinos from the lab's site in Illinois to a particle detector in Soudan, Minnesota, scientists observed the disappearance of a significant fraction of these neutrinos.

March 16, 2006

In the twenty years since the discovery of high-temperature (Tc) superconductors, scientists have been trying to understand the mechanism by which electrons pair up and move coherently to carry electrical current with no resistance. "We are still at the beginning," says Tonica Valla, a physicist at Brookhaven, who will give a talk on his group's latest results at the American Physical Society meeting in Baltimore, Maryland on Thursday, March 16, 2006.

March 13, 2006

Jason Gardner, a scientist at Brookhaven and and the National Institute of Standards and Technology, has been able to freeze a spin liquid by applying a magnetic field. This liquid-to-solid transition (like water to ice) allowed Gardner and his colleagues to reveal an unusual property of a spin liquid system, a property that may hold the key to understanding this unusual magnetic state and how it could be used to better understand superconductivity.

March 08, 2006

In the "standard model" of condensed matter physics, elementary energy carriers are called quasiparticles. Understanding when and how these energy carriers fail to perform their mission opens doors to new phenomena and may lead to new and important discoveries in the atomic nano-world of condensed matter materials.

January 17, 2006

In electronics-based technologies, "relaxor ferroelectrics" often make up key circuit components due to their unique electrical behavior. They are good imsulators capable of sustaining large electrical fields and can turn a mechanical force into electrical energy. Scientists at Brookhaven investigated the poorly understood origins of these abilities -- with surprising results.

December 01, 2005

In honor of the 25th anniversary of a scientific paper describing the first use of Monte Carlo methods and lattice gauge calculations in the study of quantum chromodynamics, scientists gathered at Brookhaven National Laboratory for a morning of talks to dedicate the newest supercomputer devoted to these studies.

September 02, 2005

The Large Synoptic Survey Telescope (LSST) has received the first year of a four-year, $14.2 million award from the National Science Foundation to design and develop a world-class, 8.4-meter telescope scheduled for completion in 2012.

May 26, 2005

The RIKEN BNL Research Center supercomputer has been unveiled at Brookhaven National Laboratory. Called QCDOC for quantum chromodynamics on a chip, it has 10 teraflops of peak computing power, which makes it capable of performing 10 trillion arithmetic calculations per second.

April 25, 2005

In a significant milestone for scientific grid computing, eight major computing centres successfully completed a challenge to sustain a continuous data flow of 600 megabytes per second (MB/s) on average for 10 days from CERN in Geneva, Switzerland to seven sites in Europe and the US.

April 25, 2005

Thomas Roser, Associate Chair for Accelerators and Accelerator Division Head at Brookhaven National Laboratory, has been selected as one of two recipients of the 2005 Particle Accelerator Science and Technology Award from the Nuclear and Plasma Science Society of the Institute of Electrical and Electronics Engineers, Inc.

April 18, 2005

The four detector groups conducting research at the Relativistic Heavy Ion Collider, a giant atom "smasher" located at the U.S. Department of Energy's Brookhaven National Laboratory, say they've created a new state of hot, dense matter out of the quarks and gluons that are the basic particles of atomic nuclei, but it is a state quite different and even more remarkable than had been predicted.

March 25, 2005

Quasiparticles carry energy in condensed matter. Understanding when and how these energy carriers fail opens doors to another level of understanding, and can lead the way to many new and important theories. Scientists at Brookhaven National Laboratory have discovered the failure point for the quasiparticle construct, the standard model of condensed matter physics.

March 21, 2005

In research that may help determine the best materials for a wide range of future electronics applications, a scientist from Brookhaven National Laboratory will report on the intrinsic electronic properties of molecular organic crystals at the March 2005 meeting of the American Physical Society.

March 21, 2005

How much energy does it take for an electron to hop from atom to atom, and how do the magnetic properties of the material influence the rate or ease of hopping? Answers to those questions could help explain why some materials, like those used in a computer hard drive, become conductors only in a magnetic field while they are very strong insulators otherwise.

March 15, 2005

Scientists trying to recreate conditions that existed just a few millionths of a second after the big bang that started the universe have run into a mysterious problem -- some of the reactions they are getting don't mesh with what they thought they were supposed to see.

January 14, 2005

Scientists from Brookhaven, Bar-Ilan University, and Harvard University have grown ultrathin films of organic chain molecules on the surface of liquid mercury and discovered that the molecules form ordered structures.

January 12, 2005

Scientists searching for evidence that a particle accelerator at Brookhaven National Laboratory has created a new form of matter not seen since the Big Bang begin employing a new experimental probe, collisions between two beams of copper ions.

October 27, 2004

Scientists at Brookhaven National Laboratory have uncovered another possible clue to the causes of high-temperature superconductivity, a phenomenon in which the electrical resistance of a material disappears below a certain temperature.

July 30, 2004

A research group led by a scientist at Brookhaven National Laboratory has discovered a simple relationship that mathematically links the properties of a class of high-temperature superconductors, materials that, below a certain temperature, conduct electricity with no resistance.

July 23, 2004

Scientists at Brookhaven and the New Jersey Institute of Technology have taken steps toward understanding how a titanium compound reacts with a hydrogen-storage material to catalyze the release and re-absorption of hydrogen. Their results may help scientists develop more efficient storage materials for hydrogen fuel cells.

June 09, 2004

A new precision measurement of the top quark mass is being made public by the journal Nature and Fermi National Accelerator Laboratory. Brookhaven physicists were involved in identifying and selecting the events for the top quark mass measurement, and checking the validity of the new measurement.

June 07, 2004

Scientists at Brookhaven National Laboratory have found evidence to prove why adding a small amount of calcium to a common high-temperature superconductor significantly increases the amount of electric current the material can carry.

June 02, 2004

Scientists at Brookhaven, in collaboration with researchers at the Rutherford Appleton Laboratory in the United Kingdom and Tohoku University in Japan, have discovered evidence supporting a possible mechanism for high-temperature superconductivity that had previously appeared incompatible with certain experimental observations.

May 05, 2004

The Relativistic Heavy Ion Collider (RHIC) at Brookhaven has established a new machine record for heavy ion luminosity, well above its previous performance. Luminosity is an extremely important measure of a colliding-beam accelerator's performance.

March 26, 2004

Research by Young-June Kim, a physicist at the U.S. Department of Energy's Brookhaven National Laboratory, may help determine how a class of materials already used in electronic circuits could be used in optical, or light-based, circuits, which could replace standard electrical circuits in telecommunications, computer networking, and other areas of technology.

March 24, 2004

By bombarding very thin slices of several copper/oxygen compounds, called cuprates, with very bright, short-lived pulses of light, Ivan Bozovic, a physicist at Brookhaven National Laboratory, and his collaborators have discovered an unusual property of the materials.

March 23, 2004

An international team of physicists examining an extremely rare form of subatomic particle decay - a veritable golden needle in a micro-cosmic haystack of 7.8 trillion candidates - has discovered evidence for the highly sought process, which could be an indication of new forces beyond those incorporated in the Standard Model of particle physics.

March 23, 2004

Researchers at the U.S. Department of Energy's Brookhaven National Laboratory have discovered an interesting type of electronic behavior in a recently discovered class of superconductors known as cobalt oxides, or cobaltates. These materials operate quite differently from other oxide superconductors, namely the copper oxides (or cuprates), which are commonly referred to as high-temperature superconductors.

February 23, 2004

Using crystal samples prepared at the U.S. Department of Energy's Brookhaven National Laboratory, scientists from McMaster University in Ontario, Canada, have ruled out two proposed theories for the subatomic mechanisms of superconductivity, a phenomenon in which the electrical resistance of certain materials drops to zero.

January 15, 2004

Scientists working at the U.S. Department of Energy's Brookhaven National Laboratory have developed a compact linear accelerator that uses laser light to accelerate electrons with better efficiency and energy characteristics than ever before.

January 08, 2004

The latest result from an international collaboration of scientists investigating how the spin of a muon is affected as this type of subatomic particle moves through a magnetic field deviates further than previous measurements from theoretical predictions.

January 02, 2004

Physicists from an international collaboration investigating how the spin of a muon is affected as this type of subatomic particle moves through a magnetic field will present their latest precision measurement at a special colloquium