Physics News Archives

Physicists warn that slashing grants for nuclear physics research would undermine plans to build nuclear power stations Plans to decommission nuclear power plants and build new ones could be hit by a lack of expertise in coming years.

" An international team of applied scientists has demonstrated compact, multibeam and multiwavelength lasers emitting in the infrared.

News Releases - New NRC, University of Ottawa laboratory positions nation's capital as attosecond science capital of the world Strengthens Canada's position as world leader in photonics research November 30, 2009 , Ottawa, Ontario Dr.

Radon is a colorless and odorless radioactive gas that is produced by the radioactive decay of radium.

The forecasts of global warming are based on the mathematical solutions of equations in models of the weather.

ScienceDaily - The concept of confinement is one of the central ideas in modern physics.

An experiment has confirmed that spinons, particle-like magnetic excitations, can be confined in a magnetic insulator similar to the way elementary quarks are confined within individual protons and neutrons.

In "V" "There is no normal anymore" Erica and Father Jack suddenly find themselves being tracked by a "Seeker" from the V's. The threats are all around us: space aliens here, a global conspiracy there, alternate universes messing with our reality left and right.

Qatar is to have a very high presence at CERN, the European Laboratory for Particle Physics, apart from the distinction of being the only country from the Middle East to collaborate with one of the world's largest centres for scientific research.

Advocates and sympathetic politicians claiming that man-made global warming from use of carbon-based energy sources mandates international controls on economically prosperous nations were already worried that their victory is slipping.

Abstract Instead of having to rely on gedanken experiments; it is possible to base this discussion of the foundations of quantum physics on actually performed experiments because of the enormous experimental progress in recent years.

The main goal of the jet algorithm subgroup was to explore and define standard Run II jet finding procedures for CDF and DO.

In this paper we study the entanglement dynamics of spin–subband states for an electron in a quasi-one-dimensional Rashba quantum loop, in a strong perpendicular magnetic field, explicitly including the confining potential and the Rashba spin–orbit coupling into the entropy, which is a measure of entanglement, as a function of time.

With more content than any book and better analytical tools than any software, MCAT Physics Connect is a must-have for a MCAT Physics test taker.

Professor Deborah Jin won the William Procter Prize for Scientific Achievement. Now therea s another reason for CU to boast about its science program.

Was Newton right and Einstein wrong? It seems that unzipping the fabric of spacetime and harking back to 19th-century notions of time could lead to a theory of quantum gravity.

Wurzburg physicists are global leaders in the creation of sophisticated nanostructures.

MRSA and other drug-resistant bacteria could face annihilation as low-temperature plasma prototype devices have been developed to offer safe, quick, easy and unfailing bactericidal cocktails.

Sometimes you really can believe your eyes. That's what NASA's STEREO spacecraft are telling researchers about a controversial phenomenon on the sun known as the "solar tsunami." Years ago, when solar physicists first witnessed a towering wave of hot plasma racing along the sun's surface, they doubted their senses.

Chemists and physicists have succeeded in getting custom-shaped microparticles to interact and self-assemble in a controlled way in a liquid crystal.

CERN's Large Hadron Collider has been restarted and low-energy collisions were tested in the machine for the very first time.

Through the 1970s, physicists didn't believe that adding more carbon dioxide to the atmosphere would cause any warming because there was already enough carbon dioxide in the atmosphere to absorb all of the infrared radiation being reflected from the earth in the frequencies of infrared radiation that carbon dioxide absorbs and which don't overlap ...

The Japan News.Net Wednesday 25th November, 2009 London, November 25 : Particle physicists working on the T2K neutrino experiment in Japan have detected the first neutrinos, which are fundamental particles that are amongst the least understood in the Universe.

This May 31, 2007, photo, shows the large Hadron Collider in its tunnel at the European particle physics laboratory near Geneva, Switzerland.

The studies used molecular dynamics flexible fitting to examine the interaction of the ribosome with two prominent molecular partners.

E-mail: berringtona@mail.nih.gov Received 16 September 2009; Revised 16 October 2009; Accepted 19 October 2009; Published online 24 November 2009.

The Large Hadron Collider smashed its first proton beams together yesterday, three days after it was restarted following a 14-month shutdown for repairs.

Back in my college days, I took an introductory class in 20th-century quantum physics and its modern-day philosophical implications, sometimes deridingly referred to as "Physics for Poets." In order to make the materials marginally more approachable, the professor would draw liberally from the Klingons of "Star Trek" fame to make his points.

Physicists have shown that complicated quantum entanglements can be transformed into an arrangement where the entanglement fans out neatly from the hub qubit to each of the other qubits.

Two beams circulated simultaneously inside the Large Hadron Collider for the first time today, allowing for the first proton-proton collisions to take place.

Three physicists won the 2009 Nobel Prize on Tuesday for work on fibre optics and light sensing that helped unleash the Information Technology revolution.

Abstract Strong interactions between electrons in a solid material can lead to surprising properties.

From the Division of Cardiology , Department of Medicine; and Graduate Program of Molecular and Systems Pharmacology , Emory University School of Medicine, Atlanta; Department of Biology and Physics , Kennesaw State University; Wallace H. Coulter Department of Biomedical Engineering , Georgia Tech and Emory University, Atlanta; and Atlanta Veterans ...

When William "Billy" Cottrell hops on a bus and returns to an Arizona federal prison to teach physics and cosmology classes to prisoners soon, he will do so without a jury ever having heard evidence about his Asperger's syndrome.

Radiation therapy is effective in achieving local control and palliation in patients with pancreatic neuroendocrine tumors , despite such tumors being commonly considered resistant to radiation therapy, according to a largest of its kind study in the November 15 issue of the International Journal of Radiation Oncology*Biology*Physics, the official ...

By Hussain Kashif LAHORE: Dr Abdus Salam was the greatest mind Pakistan has ever produced, scientists paying tribute to the Nobel laureate on his 13th death anniversary said on Satruday.

Date : Sat, 21 Nov 2009 20:49:08 PST Karabkh war hero Leonid Azgaldyan would this year celebrate his 67th birth anniversary 21.11.2009 13:20 GMT+04:00 /PanARMENIAN.Net/ On November 20, 2009, hero of Karabakh liberation war Leonid Azgaldyan would celebrate his 67th birhday.

LAHORE: GCU Lahore has the honour of housing Dr Abdus Salam's, oroginal Nobel certificate.

Bahram Mosher will speak on "What Do We Know About the History of the Universe?" Tuesday, Nov.

At the 2009 Supercomputing Conference in Portland, Oregon, the high-performance computer QPACE was recognized today as the most energy-efficient supercomputer in the world.

When NASA's Cassini spacecraft began orbiting Saturn five years ago, a dozen highly-tuned science instruments set to work surveying, sniffing, analyzing and scrutinizing the Saturnian system.

Scientists switched on the world's largest atom smasher Friday night for the first time since the $10 billion machine suffered a spectacular failure more than a year ago.

The Large Hadron Collider is nestled inside a circular tunnel on the Swiss-French border.

The Large Hadron Collider experiment could be re-started on Saturday morning at the earliest, officials have said.

Physicists at the National Institute of Standards and Technology have demonstrated the first 'universal' programmable quantum information processor able to run any program allowed by quantum mechanics-the rules governing the submicroscopic world-using two quantum bits of information.

Relative biological effectiveness for cell-killing effect on various human cell lines irradiated with heavy-ion medical accelerator in Chiba carbon-ion beams Export by: M. Suzuki International Journal of Radiation Oncology*Biology*Physics , Vol.

A new generation of "green" automobile tires that can boost fuel efficiency without sacrificing safety and durability is rolling their way through the research pipeline.

Everybody loves a race to the wire, even when the result is a tie. The great irony is the ultraprecise clocks that could result from this competition could probably break any tie.

First, it was the soccer-ball-shaped molecules dubbed buckyballs. Then it was the cylindrically shaped nanotubes.

Previously, we have found that the build-up dose from abutting narrow electron beams formed with unfocussed electron multi-leaf collimator steal leaves was higher than with the respective open field.

Scientists have repaired the world's largest atom smasher and plan by this weekend to restart the machine that was launched with great fanfare last year before its spectacular failure from a bad electrical connection, a spokesman said Tuesday.

Los Angeles - A former Caltech physics graduate student linked to millions of dollars in firebombing damage to dozens of SUVs in the San Gabriel Valley was resentenced today in Los Angeles to 100 months in federal prison.

Muslims in many countries are increasingly rejecting Darwin's theory of evolution, under the influence of conservative elements in Islam, a science conference was told yesterday.

How do you make a bottle to store antimatter in? Don't ask Dan Brown; ask Professor Mike Charlton of Swansea University, who is researching the complex world of particle theory, in Cern Tom Hanks in Dan Brown's thriller, on the way to Cern.

The Environmental Fluid Dynamics Code is a state-of-the-art hydrodynamic model that can be used to simulate aquatic systems in one, two, and three dimensions.

What is quantum physics and the law of attraction? It is not nearly as impossible to understand as many people believe.

Nov. 24 marks the 150th anniversary of the publication of Charles Darwin's 'Origin of Species.' In the book, Darwin lays out the case, in a very detailed manner - and barely mentioning humans - for his theory of evolution through natural selection.

NIST postdoctoral researcher David Hanneke at the laser table used to demonstrate the first universal programmable processor for a potential quantum computer.

During Monday's "budget markup session," City Council members couldn't stop using three apparently interchangeable phrases.

Perpetual motion : We're having a bit of a discussion on this post about perpetual motion.

While most scientists would write off the event as a freak accident, two esteemed physicists have formulated a theory that suggests an alternative explanation: perhaps a time-traveling bird was sent from the future to sabotage the experiment.

There is good news for the global effort to reduce the amount of lead in the environment and for the growing array of technologies that rely upon the piezoelectric effect.

Abstract We review the theory of the temperature anisotropy and polarization of the cosmic microwave background radiation, and describe what we have learned from current CMB observations.

Designers of high-speed silicon chips have often had to compromise on performance levels for their integrated circuit designs because of physical weaknesses appearing during design verification or even in production.

Main Category: IT / Internet / E-mail Also Included In: MRI / PET / Ultrasound Article Date: 13 Nov 2009 Research into designing and building unique 'metamaterials' has received a A 4.9 million funding boost from The Leverhulme Trust.

Is John Cusack running to escape: a) Immolation by fireball; b) A bottomless chasm, or c) His rapidly deteriorating career? Probably all of the above.

The Physics arXiv Blog produces daily coverage of the best new ideas from an online forum called the Physics arXiv on which scientists post early versions of their latest ideas.

Artist view of ESA's Rosetta cometary probe. The spacecraft is covered with dark thermal insulation in order to keep its warmth while venturing into the coldness of the outer Solar System, beyond Mars orbit.

University of Otago physics honours student Jonathan Squire is a recipient of the 2010 International Fulbright Science and Technology Award.

Opening Friday, Nov. 13, is A Serious Man , the latest offering from Joel and Ethan Coen.

WE hope that one day William Cottrell can get back to his physicist roots. Meanwhile, it's heartening to see that while in prison, the convicted conspirator involved in the firebombing of area car dealerships is helping teach other inmates not only physics but Spanish, Japanese and Chinese.

In other words, get our kids and our big kids learning.A What are we waiting for?A An economic depression in which the most creative thing we can come up with is spending money on bread and circuses, casinos and throwback jerseys?A Wait.

Michael Kesterton Published on Tuesday, Nov. 10, 2009 12:00AM EST Last updated on Tuesday, Nov.

Harvard materials scientists have come up with what they believe is a new way to model the formation of glasses, a type of amorphous solid that includes common window glass.

Melatonin, a natural hormone segregated by the own human body, is an excellent sleep regulator expected to replace somniferous, which are much more aggressive, to correct the sleep/wakefulness pace when human biological clock becomes altered.

A paper about the work appeared November 8 in the early online edition of Nature Nanotechnology .

The Future of Nuclear Energy: Facts and Fiction - Part IV: Energy from Breeder Reactors and from Fusion? This is the fourth part of a four-part guest post by Dr.

Cooling strontium could lead to increasingly precise clocks, quantum computers and ultracold chemistry IMAGE: When the density is sufficiently high, and the temperature is below a critical value, a thermal gas of identical Bose atoms precipitates into a collective state known as a Bose-Einstein... Two independent teams have, for the first time, ...

The URI couple has attracted more than $6 million in grants in four years. In addition, a number of health care and pharmaceutical companies have expressed interest in their work.

Karla Kerlikowske, M.D., is a professor of medicine and epidemiology and biostatistics at the University of California, San Francisco.

Vitaly Ginzburg, a Russian physicist who survived Stalin's purges by working on the Soviet atomic bomb project and later won the Nobel Prize for physics, died in Moscow late on Sunday after a long illness.

Cancer cells, like bacteria, can develop resistance to drug therapy, leading to relapse of disease.

Israel Gelfand left Russia in 1989 and moved to the United States, taking up posts at Harvard and MIT.

A man displays an iPhone. Apple on Wednesday announced that outside developers have crammed the virtual shelves of its App Store with more than 100,000 mini-programs for iPhones and iPod Touch devices.

Qatar University's Physics Department, Qatar Foundation's Sidra Medical and Research Center, and CERN, the European Organisation for Nuclear Research are embarking on a multi-faceted partnership that stands to benefit the healthcare segment and the world of science.

Cloaking devices would steer light or other electromagnetic waves around them like water around a stone in a smooth stream, leaving nary a ripple of difference in the flow.

GENEVA : THE $6.5 billion machine designed to recreate the conditions present at the beginning of time had to be switched off after a bird dropped a "bit of baguette" into it, causing it to overheat.

Is there such a thing as "weather" on Mars? There are some doubts, considering the planet's atmosphere is only 1 percent as dense as that of the Earth.

The Motorola MOTO W233 Renew telephone, seen here in January 2009. The inventor of the mobile phone, Motorola researcher Martin Cooper, said Wednesday the devices have become too complex, with a range of features from cameras to music, since he made the first-ever wireless call over three decades ago.

Amelia, the latest film by Mira Nair , is the story of arguably the world's most famous female pilot.

Thiessen was eager to write a physcis textbook that involves the many questions people have about cancer.

Craig Heinke from the University of Alberta Physics department, discovered a neutron star.

CAMBRIDGE, Mass., Nov. 5, 2009 -- A high-resolution microscope has been developed to image individual atoms in an ultracold quantum gas, marking the first time scientists have detected single atoms in a crystalline structure made solely of light, called a Bose Hubbard optical lattice.

A presentation at a recent SLAC Users Group meeting included some of the following data about NSF support for HEP theory: Theory funding for FY 2008: $11.68 million.

There was a large turnout last week on the first day of a three-day symposium entitled "Accelerators for America's Future." The attendance, as well as the presentations from a diverse range of speakers, demonstrated the great interest there is in the potential of accelerators in areas such as medicine, industrial applications, and energy, as well ...

Toshiba Corporation today introduced a new line up of 1.8-inch HDDs with a maximum capacity of 320GB, the highest yet announced by the industry, targeted at thin and light mobile PCs and portable external hard disk drives.

Previous studies have shown that younger breast cancer patients consistently have poorer outcomes than patients who develop the disease later in life, which can translate into lower rates of overall survival.

Home : Sci-Tech : Alberta physicist solves 11,000-year-old supernova mystery Alberta physicist solves 11,000-year-old supernova mystery Date: Thursday Nov.

Physicists at Harvard University have created a quantum gas microscope that can be used to observe single atoms at temperatures so low the particles follow the rules of quantum mechanics, behaving in bizarre ways.

The University of Utah will celebrate the initial observations or "first light" of its new $860,000 research telescope in southwest Utah during a Wednesday, Nov.

A robot powered by a computerized model of a rodent brain will help researchers from UC Irvine and UC San Diego understand how people recognize and adapt to change.

Colorized simulation of what happens to 1100 carbon atoms in a "flat" sheet of graphene about 20 microseconds after the central atom is moved slightly upwards.

Designers of anti-cancer drugs are aiming their arrows at mysterious chunks of the genetic material DNA that may play a key role in preventing the growth and spread of cancer cells, according to an article in the current issue of Chemical & Engineering News, ACS' weekly newsmagazine.

Radiation dose delivered to the prostate and nearby organs in every brachytherapy procedure should be carefully analyzed using post-implant CT or MRI and uniformly documented in every patient, according to a new guideline co-authored by Yan Yu, Ph.D., director of Medical Physics in the department of Radiation Oncology at Thomas Jefferson ...

GAITHERSBURG, Md., & KONSTANZ, Germany, Nov. 2, 2009 -- The first optical frequency comb that actually looks like a comb has been built and demonstrated by scientists in the US and Germany.

In this illustration, one photon carries a million times the energy of another .

We have much to do as we scramble to explain the universe's continuing acceleration.

Thecodontosaurus antiquus - is the oldest-known dinosaur in Britain and one of the oldest in the world.

Using this technique, scientists can now accelerate particles to extremely high velocities that would otherwise only be possible using large accelerator facilities.

They have directly observed a reverse shock wave of light in a specially tailored structure known as a left-handed metamaterial.

What accelerates cosmic rays to nearly the speed of light ? Astronomer have pondered that question for nearly 100 years, and now new evidence supports a theory held for two decades that cosmic rays likely are powered by exploding stars and stellar winds.

Illuminating objects and processes at unprecedented speed and scale, the LCLS has embarked on groundbreaking research in physics, structural biology, energy science, chemistry and a host of other fields.

In the latest episode of their continuing efforts to embrace and understand the dark side of creation, astronomers sifting data from a new satellite say they have discerned the existence of a mysterious haze of high-energy particles surrounding the center of the Milky Way galaxy.

Superstring theory requires many dimensions that are folded into each other. Superstring theory aims to explain the laws of physics from extremely small strings in various states.

The boxes will record 20 types of data, including speed, the car's most recent movements and whether the driver braked or indicated." It's an evil wind that blows petal Vote: 4 0 Says: November 2nd, 2009 at 9:10 am " Halloween trick-or-treaters were given a fright when they found talkback radio personality Tim Bickerstaff dead in his Whitianga home ...

Magnetization reversal in individual cobalt micro- and nanowires grown by focused-electron-beam-induced-deposition A Fernandez-Pacheco et al 2009 Nanotechnology 20 475704 doi: 10.1088/0957-4484/20/47/475704 A Fernandez-Pacheco 1,2,3 , , A Szkudlarek 1,3 , R Cordoba 1,3 , , D Petit 4 , , H T Zeng 4 , , D E Read 4 and R P Cowburn 4 1 Instituto de ...

At first glance, the piece of metal in Steve Myers's hands could be taken for a harmonica or a pen.