Lorentz and permutation invariants of particles III: constraining non-standard sources of parity violation |
Christopher G. Lester, Ward Haddadin and Ben Gripaios |
doi: |
arXiv:2008.05206 |
|
Lorentz and permutation invariants of particles II |
Ben Gripaios, Ward Haddadin, Christopher G. Lester |
doi:10.1088/1751-8121/abe58c |
arXiv:2007.05746 |
Accepted for publication in The IOP's Journal of Physics A after fusion into single paper. They list it as this accepted manuscript.
LPIP-I recived comments questioning relationship to arXiv:1911.04491 and arXiv:1712.07124.
|
Lorentz and permutation invariants of particles I |
Ben Gripaios, Ward Haddadin, Christopher G. Lester |
arXiv:2003.05487 |
Search for Non-Standard Sources of Parity Violation in Jets at root s = 8 TeV with CMS Open Data |
Christopher G. Lester and Matthias Schott |
doi:10.1007/JHEP12(2019)120 |
arXiv:1904.11195 |
Lead to item 3 on ATLAS Weekly meeting Tuesday 10 Sep 2019. |
Biased bootstrap sampling for efficient two-sample testing |
Thomas P. S. Gillam and Christopher G. Lester |
doi:10.1088/1748-0221/13/12/P12014 (2018_JINST_13_P12014) |
arXiv:1810.00335 |
A proof of the result mentioned in equation (5) may be found in this pdf. It was not included in the published paper for reasons of space. There is evidence that at least one person has seen the paper. |
Erratum 2 to: Difference between emu species hides a test for lepton flavour violation |
Christopher Gorham Lester and Benjamin Hylton Brunt |
doi:10.1007/JHEP06(2019)014 |
arXiv:1612.02697 |
|
Erratum to: Difference between emu species hides a test for lepton flavour violation |
Christopher Gorham Lester and Benjamin Hylton Brunt |
doi:10.1007/JHEP08(2017)069 |
|
Difference between emu species hides a test for lepton flavour violation |
Christopher Gorham Lester and Benjamin Hylton Brunt |
doi:10.1007/JHEP03(2017)149 |
See also
Erratum 1: doi:10.1007/JHEP08(2017)069
and
Erratum 2 doi:10.1007/JHEP06(2019)014
|
Search for TeV-scale gravity signatures in high-mass final states with leptons and jets with the ATLAS detector at root s = 13 TeV |
The ATLAS Collaboration |
doi:10.1016/j.physletb.2016.07.030 |
arXiv:1606.02265 |
See also ATLAS hosted version of the paper, the paper on GLANCE, V2 circulation paper, internal twiki, and an ATLAS Briefing |
A fast, simple, and naturally machine-precision algorithm for
calculating both symmetric and asymmetric MT2, for any physical inputs |
Christopher G. Lester and Benjamin Nachman |
doi:10.1007/JHEP03(2015)100 |
arXiv:1411.4312 |
Using ideas from http://dx.doi.org/10.1016/j.cagd.2006.01.002 on testing for ellipse intersections. Atlas users may want to use the package via this package. A raw implementation is available here lester_mt2_bisect.h from the arXiv. Note also arXiv:1509.01831, a new work from Lally. |
The Matrix Method Reloaded: improving estimates of the number of fake leptons in hadron collider events |
Thomas P. S. Gillam, Christopher G. Lester |
doi:10.1007/JHEP11(2014)031 |
arXiv:1407.5624 |
|
A search for heffalon production using the ATLAS and CMS experiments at the Large Hadron Collider |
Alan J. Barr and Christopher G. Lester |
doi: |
arXiv:1303.7367 |
Appeard on 1st April 2013 arXiv listing. See also rejection letter from PRL and other evidence of the heffalon. See also this paper. Cited by doi:10.1353/tech.2014.0092
|
Significance Variables |
Benjamin Nachman and Christopher G. Lester |
doi:10.1103/PhysRevD.88.075013 Phys. Rev. D 88, 075013 (2013) [12 pages] |
arXiv:1303.7009 |
jhep author page. Atlas internal note on MET significance. Ben Nachman ATLAS JET ETMISS talk, May 2013.. |
Finding Higgs bosons heavier than 2 m_W in dileptonic W-boson decays |
Alan J. Barr, Ben Gripaios, Christopher G. Lester |
doi:10.1016/j.physletb.2012.06.053 |
arXiv:1110.2452 |
See also implementation code. |
Re-weighing the evidence for a Higgs boson in dileptonic W-boson decays |
Alan J. Barr, Ben Gripaios, Christopher G. Lester |
Phys. Rev. Lett. 108, 041803 (2012) [4 pages] doi:10.1103/PhysRevLett.108.041803 and, alas, also the erratum (doi:10.1103/PhysRevLett.108.109902
|
arXiv:1108.3468 |
See also implementation code. Accepted by PRL. |
Speedy Higgs boson discovery in decays to tau lepton pairs : h→ττ |
Alan J. Barr, Sky T. French, James A. Frost, Christopher G. Lester |
doi:10.1007/JHEP10(2011)080 |
arXiv:1106.2322 |
See also implementation code. (JHEP author page). Some private links here. |
Guide to transverse projections and mass-constraining variables |
A. J. Barr, T. J. Khoo, P. Konar, K. Kong, C. G. Lester, K. T. Matchev, M. Park |
PRD/v84/i9/e095031 doi:10.1103/PhysRevD.84.095031 |
arXiv:1105.2977 |
Kong submitted a conf proceeding for PANIC2011 that appears in the hep-ph listing for Mon 29 Aug 2011 as arXiv:1108.5182. First title on the arXiv was 'A storm in a "T" cup: the connoisseur's guide to transverse projections and mass-constraining variables'. |
The stransverse mass, MT2, in special cases |
Christopher G. Lester |
JHEP05(2011)076 doi:/10.1007/JHEP05(2011)076 |
arXiv:1103.5682 |
Accepted by JHEP. Note added Jan 2018: here is a picture of something spotted by Gabija Zemaityte on the door of 104/2-C07 in CERN. Funny thing is, I myself have been skipping past that intro these last 7 years, and thus forgot I wrote that text, thereby becoming one of the people it mentions! |
The impact of the ATLAS zero-lepton, jets and missing momentum search on a CMSSM fit |
B.C. Allanach, T.J. Khoo, C.G. Lester, S.L. Williams |
doi:10.1007/JHEP06(2011)035 |
arXiv:1103.0969 |
Science 20 then wrote this article in which there is a football match and ATLAS scores 3-0 against CMS. Also covers Allanach,Khoo,Lester,Williams. JHEP status page here. |
Search for squarks and gluinos using final states with jets and missing transverse momentum with the ATLAS detector in sqrt(s) = 7 TeV proton-proton collisions |
The ATLAS Collaboration |
doi:10.1016/j.physletb.2011.05.061 |
arXiv:1102.5290 |
See also supplementary plots and SLHA files. Can also be found in CDS. Some comment in a Nature News article by Geoff Brumfiel (doi:10.1038/471013a) and an editorial in nature (doi:10.1038/471006a). A blogpost here. A sensible and thoughtful blog post comparing the ATLAS and CMS techniques apparently based on an an earlier post to this blog. A link from another blog that is mainly interested in the 1-lep and CMS results. Some comment in Flip Tanedo's blog and in Resonaances. This-and-That from BackReAction and something from Not Even Wrong and even on slashdot. Symmetry magazine interviews Buchmueller about alphaT and Ben about the results". Science 20 then wrote this article in which there is a football match and ATLAS scores 3-0 against CMS. Also covers Allanach,Khoo,Lester,Williams. here" is an example of a conference proceeding on it. ATLAS's 1/fb follow up paper and also at arxiv:1109.6572 |
A comment on "Amplification of endpoint structure for new particle mass measurement at the LHC" |
A. J. Barr, C. Gwenlan, C. G. Lester, C. J. S. Young |
10.1103/PhysRevD.83.118701 doi:10.1103/PhysRevD.83.118701 |
arXiv:1006.2568 |
|
A Review of the Mass Measurement Techniques proposed for the Large Hadron Collider |
Alan J. Barr, Christopher G. Lester |
J. Phys. G: Nucl. Part. Phys. 37 (2010) 123001 (52pp) doi:10.1088/0954-3899/37/12/123001 |
arXiv:1004.2732 |
Local copy local copy |
Measuring Slepton Masses and Mixings at the LHC |
Jonathan L. Feng, Sky T. French, Iftah Galon, Christopher G. Lester, Yosef Nir, Yael Shadmi, David Sanford, Felix Yu |
JHEP01(2010)047 doi:10.1007/JHEP01(2010)047 |
arXiv:0910.1618 |
Published by JHEP |
Transverse masses and kinematic constraints: from the boundary to the crease |
Alan J. Barr, Ben Gripaios, Christopher G. Lester |
JHEP11(2009)096 doi:10.1088/1126-6708/2009/11/096 |
arXiv:0908.3779 |
Published by JHEP |
The Shifted Peak: Resolving Nearly Degenerate Particles at the LHC |
Jonathan L. Feng, Sky T. French, Christopher G. Lester, Yosef Nir, Yael Shadmi |
Phys. Rev. D 80, 114004 (2009) [7 pages] doi:10.1103/PhysRevD.80.114004 |
arXiv:0906.4215 |
Published by PRD. |
Measuring the Higgs boson mass in dileptonic W-boson decays at hadron colliders |
Alan J. Barr, Ben Gripaios, Christopher Gorham Lester |
JHEP07(2009)072 doi:10.1088/1126-6708/2009/07/072 |
arXiv:0902.4864 |
Published by JHEP. Used at ATLAS in its official Higgs to WW search (ATLAS-COM-CONF-2010-084) on 2010 data and also documented here and here. See also a talk from Alan to that group. See also implementation code. Cited by ATLAS Higgs Discovery paper. |
Measuring Smuon-Selectron Mass Splitting at the LHC and Patterns of Supersymmetry Breaking |
B.C. Allanach, J.P. Conlon, C.G. Lester |
PRD/v77/e076006 doi:10.1103/PhysRevD.77.076006 |
arXiv:0801.3666 [hep-ph] |
Published by PRD |
The Standard Model and Supersymmetric Flavor Puzzles at the Large Hadron Collider |
Jonathan L. Feng, Christopher G. Lester, Yosef Nir, Yael Shadmi |
PRD/v77/e076002 doi:10.1103/PhysRevD.77.076002 |
arXiv:0712.0674 [hep-ph] |
Accepted by PRD |
Weighing Wimps with Kinks at Colliders: Invisible Particle Mass
Measurements from Endpoints |
Alan J. Barr, Ben Gripaios and Christopher G. Lester |
JHEP02(2008)014 doi:10.1088/1126-6708/2008/02/014 |
arXiv:0711.4008 [hep-ph] |
It made position 15 on the list of most-cited papers in the last two years, a list compiled in November 2010 by "sciencewatch.com", some kind of offshoot of Thomson Reuters. Locally referred to as BGL3. |
MTGEN: Mass scale measurements in pair-production at colliders. |
Christopher G Lester, Alan J Barr |
JHEP12(2007)102 doi:10.1088/1126-6708/2007/12/102 |
arXiv:0708.1028 [hep-ph] |
|
Natural priors, CMSSM fits and LHC weather forecasts |
B.C. Allanach, Kyle Cranmer, C.G. Lester, A.M. Weber |
JHEP08(2007)023 doi:10.1088/1126-6708/2007/08/023 |
arXiv:0705.0487 [hep-ph] |
|
Sampling using a `bank' of clues |
B.C. Allanach, C.G. Lester |
doi:10.1016/j.cpc.2008.02.020 |
arXiv:0705.0486 [hep-ph] |
Accepted by Computer Physics Communications. |
Three body kinematic endpoints in SUSY models with non-universal Higgs masses. |
C.G.Lester, M.A.Parker, M.J.White |
JHEP10(2007)051 doi:10.1088/1126-6708/2007/10/051 |
hep-ph/0609298 and SN-ATLAS-2006-058 in CDS |
Here is an old local link to the postscript which was useful when the paper was stuck somewhere in the ATLAS scientific note system ... . Asked ATLAS Secretariat to submit it to JHEP. They wrote to JHEP telling JHEP that we would submit the paper ourselves. |
The Dark Side of mSUGRA |
B.C. Allanach, C.G. Lester, A.M. Weber |
JHEP12(2006)065 doi:10.1088/1126-6708/2006/12/065 |
hep-ph/0609295 |
|
Distinguishing Spins in Decay Chains at the Large Hadron Collider |
Christiana Athanasiou, Christopher G. Lester, Jennifer M. Smillie, Bryan R. Webber |
JHEP08(2006)055 doi:10.1088/1126-6708/2006/08/055 |
hep-ph/0605286 |
See also the addendum hep-ph/0606212 to the original form submitted the the archive hep-ph/0605286v1 |
Constrained invariant mass distributions in cascade decays: The Shape of the 'm(qll)-threshold' and similar distributions. |
C.G. Lester |
Physics Letters B, Volume 655, Issues 1-2, 25 October 2007, Pages 39-44. doi:10.1016/j.physletb.2007.08.061 |
hep-ph/0603171 |
|
Determining SUSY model parameters and masses at the LHC using cross-sections, kinematic edges and other observables |
Christopher G. Lester, Michael A. Parker, Martin J. White |
JHEP 01(2006)080 doi:10.1088/1126-6708/2006/01/080 |
hep-ph/0508143 |
|
Trackless ring identification and pattern recognition in Ring Imaging Cherenkov (RICH) detectors |
C. G. Lester |
Nucl. Instr. & Meth. A560/2 (2006) pp. 621-632 doi:10.1016/j.nima.2006.01.073 |
physics/0508034 |
The journal copy (NIMA) contains much more information (a whole new section) than the copy on the arXiv. Also, I later discovered that what I did is called a "Reversible jump Markov chain montecarlo by everyone else. See P J Green, Biometrika (1995), 82, 4, pp. 711-32, Reversible jump Markov chain Monte Carlo computation and
Bayesian model determination |
Multi-Dimensional mSUGRA Likelihood Maps |
B.C. Allanach, C.G. Lester |
Phys.Rev. D73 (2006) 015013 doi:10.1103/PhysRevD.73.015013 |
hep-ph/0507283 |
|
A variable for measuring masses at hadron colliders when missing energy is expected; mT2: the truth behind the glamour |
Barr, Alan; Lester, Christopher; Stephens, Phil |
J.Phys. G29 (2003) 2343-2363 doi:10.1088/0954-3899/29/10/304 |
hep-ph/0304226 |
Was originally entitled "mT2 : the truth behind the glamour" but the journal requested a more sombre title. |
Discovering anomaly-mediated supersymmetry at the LHC |
A.J. Barr, B.C. Allanach, C.G. Lester, M.A. Parker, P. Richardson |
JHEP 03(2003)045 doi:10.1088/1126-6708/2003/03/045 |
hep-ph/0208214 |
|
Measuring supersymmetric particle masses at the LHC in scenarios with baryon number R-parity violating couplings. |
B.C. Allanach, A.J. Barr, L. Drage, C.G. Lester, D. Morgan, M.A. Parker, B.R. Webber, P. Richardson |
JHEP 0103:048,2001 doi:10.1088/1126-6708/2001/03/048 |
hep-ph/0102173 |
|
Measuring sparticle masses in nonuniversal string inspired models at the LHC. |
B.C. Allanach, C.G. Lester, M.A. Parker, B.R. Webber |
JHEP 09(2000)004 doi:10.1088/1126-6708/2000/09/004 |
hep-ph/0007009 |
This was the main paper to come from my thesis, though of course my thesis contains more information! |
Measuring masses of semi-invisibly decaying particles pair produced at hadron colliders |
Lester, C. G.; Summers, D. J. |
Phys.Lett. B463 (1999) 99-103 doi:10.1016/S0370-2693(99)00945-4 |
hep-ph/9906349 |
This paper is about MT2 also known as the "Stransverse Mass". A simple C++ header file for calculating MT2 may be downloaded as an ancillary file attached to arXiv:1411.4312. See also the paper by Barr, Lester and Stephens. CMS usage ATLAS usage. Also here placing limits on stop production and here on charginos and neutralinos. Generic usage on spires. All ATLAS usage via spires. |