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New world record - first pp collisions at 8 TeV

First pp collisions at 8 TeV observed in CMS

CMS has just recorded the first collisions with stable beams at a world-record collision energy of 8 TeV.

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Search for heavy bottom-like quarks in 4.9 inverse femtobarns of pp collisions at sqrt(s) = 7 TeV

Exclusion limits at 95% CL on the pp → b&prime anti-b′ production cross-section (σ).

Results are presented from a search for heavy bottom-like quarks, produced in pairs in pp collisions at √s = 7 TeV, undertaken with the CMS experiment at the LHC. The b′ quarks are assumed to decay exclusively to a top quark and a W boson (tW).

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Search for Dark Matter and Large Extra Dimensions in pp Collisions Yielding a Photon and Missing Transverse Energy

The photon transverse momentum (p<sub>T</sub> distribution for the candidate sample, compared with estimated contributions from SM backgrounds and a prediction from Arkani-Hamed, Dimopoulos, and Dvali model for extra dimensions

Results are presented from a search for new physics in which the final state contains a photon (γ) and missing transverse energy (MET).

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Ratios of dijet production cross sections as a function of the absolute difference in rapidity between jets in proton-proton collisions at sqrt(s) = 7 TeV

Ratios of the inclusive to exclusive dijet production rates as a function of the rapidity separation between the two jets

A study of dijet production in proton-proton collisions was performed at √s = 7 TeV for jets with pT > 35 GeV and |y| < 4.7[1] using data collected with the CMS detector at the LHC in 2010.

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BBC "Life Scientific" with Jim Virdee

From the BBC: 'Jim [Al-Khalili] talks [to] CERN physicist, Tejinder Virdee about the search for the elusive Higgs boson, also known as the "God particle".

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New "Physics Performance and Dataset" Group at CMS

The LHC provides CMS with millions of collisions each second, and a wealth of physics data is obtained from the proton-proton interactions. In order to record all these data for analyses, all CMS sub-detectors have to be performing optimally.

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Being a physicist for a day!

On Monday, 12th March 2012, 16 high-school students from Annecy, France awoke with excitement; they knew it was not going to be an ordinary day!

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Preparation for YETS another physics run

As a young student, I was taught that mathematics is the language of physics. While largely true, one also cannot communicate in CMS at the CERN LHC without learning a plethora of acronyms.

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Physics Analysis Summaries for Moriond Conference (Electroweak)

A candidate for production of a top quark pair in CMS

CMS has presented a rich variety of results at the Electroweak Interactions and Unified Theories sessions of the Rencontres de Moriond conference in La Thuile, Italy.

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CMS website -- tell us your needs

Please tell us how we can improve the new CMS internal website by clicking on this 1-minute web survey at: https://cern.ch/cms

Please don't delay. We'll close the survey at the end of CMS Week and then start implementing missing features.

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