Parton distributions for the LHC
- A. Martin, W. Stirling, R. Thorne, G. Watt
- Physics
- 4 June 2007
AbstractWe present updated leading-order, next-to-leading order and next-to-next-to-leading order parton distribution functions (“MSTW 2008”) determined from global analysis of hard-scattering data…
Parton distributions in the LHC era: MMHT 2014 PDFs
- L. Harland–Lang, A. Martin, P. Motylinski, R. Thorne
- PhysicsEuropean Physical Journal C: Particles and Fields
- 12 December 2014
These MMHT2014 PDFs supersede the ‘MSTW2008’ parton sets, but they are obtained within the same basic framework and include a variety of new data sets, from the LHC, updated Tevatron data and the HERA combined H1 and ZEUS data on the total and charm structure functions.
Uncertainties on αS in global PDF analyses and implications for predicted hadronic cross sections
- A. Martin, W. Stirling, R. Thorne, G. Watt
- Physics
- 21 May 2009
AbstractWe determine the uncertainty on the strong coupling αS due to the experimental errors on the data fitted in global analysis of hard-scattering data, within the standard framework of…
Review of Particle Physics (RPP)
- J. Beringer, R. Chivukula, Z. Ligeti
- Physics
- 1 July 2012
This biennial Review summarizes much of particle physics. Using data from previous editions, plus 2658 new measurements from 644 papers, we list, evaluate, and average measured properties of gauge…
Parton distributions incorporating QED contributions
- A. Martin, R. G. Roberts, W. Stirling, R. Thorne
- Physics
- 2 November 2004
Abstract.We perform a global parton analysis of deep inelastic and related hard-scattering data, including ${{\mathcal{O}}}(\alpha_{\rm QED})$ corrections to the parton evolution. Although the…
Uncertainties of predictions from parton distributions I: Experimental errors
- A. Martin, R. G. Roberts, W. Stirling, R. Thorne
- Physics
- 6 November 2002
Abstract. We determine the uncertainties on observables arising from the errors on the experimental data that are fitted in the global MRST2001 parton analysis. By diagonalizing the error matrix we…
Parton distributions: a new global analysis
- A. Martin, R. G. Roberts, W. Stirling, R. Thorne
- Physics
- 25 March 1998
Abstract. We present a new analysis of parton distributions of the proton. This incorporates a wide range of new data, an improved treatment of heavy flavours and a re-examination of prompt photon…
Heavy-quark mass dependence in global PDF analyses and 3- and 4-flavour parton distributions
- A. Martin, W. Stirling, R. Thorne, G. Watt
- Physics
- 15 July 2010
We study the sensitivity of our recent MSTW 2008 NLO and NNLO PDF analyses to the values of the charm- and bottom-quark masses, and we provide additional public PDF sets for a wide range of these…
NNLO global parton analysis
- A. Martin, R. G. Roberts, W. Stirling, R. Thorne
- Physics
- 14 January 2002
Unintegrated parton distributions
We describe how to calculate the parton distributions ${f}_{a}{(x,k}_{t}^{2},{\ensuremath{\mu}}^{2}),$ unintegrated over the parton transverse momentum ${k}_{t},$ from auxiliary functions…
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