The PIC, along with other computational centres located around the world, began to receive data on cosmic rays collected by ATLAS, one of the four detectors that will be used in the project. These data will be used to test the system before the accelerator is started up in April 2008.
The LHC project will be carried out by the European Laboratory for Particle Physics (CERN), and consists of a large particle accelerator located in a 27 kilometre-long underground tunnel which straddles the border between France and Switzerland. Inside the tunnel, proton beams will be accelerated at speeds close to the speed of light and will be made to collide. This will allow conditions of extremely high density energy to be reproduced, close to those of the initial instants of the universe, the Big Bang.
In this way we will be able to study the origin of matter and test the Standard Model of particle physics, that is the theory in force which explains the behaviour of elemental particles and which needs to be tested to check its validity.
The acceleration and collision of high energy particles generates enormous information which is detected by four pieces of apparatus. The detectors send this information to a series of computational centres located in Europe, Asia and America which store and process the data. One such centre is the PIC, a technological centre in which the UAB, the Centre for Energy, Environmental and technological Research (CIEMAT), the Generalitat of Catalonia and the Institute of High Energy Physics (IFAE) all participate.
Between 23 August and 3 September they decided to started to check how the system was working, by making one of the detectors, called ATLAS, detect data coming from cosmic rays and then transmit these data to various computational centres, including the PIC. It was, therefore, the first exercise where LHC data were sent in real time to centres outside the CERN.
During these days information on ten million events has been stored (particle collisions). This information will be used to test the data acquisition, distribution and detection systems. One analysed, the data will be used to refine the calibration parameters of the detector before it is put to work in 2008, with data coming from the experiments on particle acceleration and collision.
Octavi López Coronado | alfa
Smart Data Transformation – Surfing the Big Wave
02.12.2016 | Fraunhofer-Institut für Angewandte Informationstechnik FIT
Climate change could outpace EPA Lake Champlain protections
18.11.2016 | University of Vermont
In recent years, lasers with ultrashort pulses (USP) down to the femtosecond range have become established on an industrial scale. They could advance some applications with the much-lauded “cold ablation” – if that meant they would then achieve more throughput. A new generation of process engineering that will address this issue in particular will be discussed at the “4th UKP Workshop – Ultrafast Laser Technology” in April 2017.
Even back in the 1990s, scientists were comparing materials processing with nanosecond, picosecond and femtosesecond pulses. The result was surprising:...
Have you ever wondered how you see the world? Vision is about photons of light, which are packets of energy, interacting with the atoms or molecules in what...
A multi-institutional research collaboration has created a novel approach for fabricating three-dimensional micro-optics through the shape-defined formation of porous silicon (PSi), with broad impacts in integrated optoelectronics, imaging, and photovoltaics.
Working with colleagues at Stanford and The Dow Chemical Company, researchers at the University of Illinois at Urbana-Champaign fabricated 3-D birefringent...
In experiments with magnetic atoms conducted at extremely low temperatures, scientists have demonstrated a unique phase of matter: The atoms form a new type of quantum liquid or quantum droplet state. These so called quantum droplets may preserve their form in absence of external confinement because of quantum effects. The joint team of experimental physicists from Innsbruck and theoretical physicists from Hannover report on their findings in the journal Physical Review X.
“Our Quantum droplets are in the gas phase but they still drop like a rock,” explains experimental physicist Francesca Ferlaino when talking about the...
The Max Planck Institute for Physics (MPP) is opening up a new research field. A workshop from November 21 - 22, 2016 will mark the start of activities for an innovative axion experiment. Axions are still only purely hypothetical particles. Their detection could solve two fundamental problems in particle physics: What dark matter consists of and why it has not yet been possible to directly observe a CP violation for the strong interaction.
The “MADMAX” project is the MPP’s commitment to axion research. Axions are so far only a theoretical prediction and are difficult to detect: on the one hand,...
16.11.2016 | Event News
01.11.2016 | Event News
14.10.2016 | Event News
08.12.2016 | Life Sciences
08.12.2016 | Physics and Astronomy
08.12.2016 | Materials Sciences