Timothy J Stelzer

1992 …2018
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Research Output 1992 2018

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Article
2018

Mastery-style homework exercises in introductory physics courses: Implementation matters

Gutmann, B., Gladding, G., Lundsgaard, M. & Stelzer, T. J., May 18 2018, In : Physical Review Physics Education Research. 14, 1, 010128.

Research output: Contribution to journalArticle

homework
physical exercise
students
physics
frustration
2015

Clinical study of student learning using mastery style versus immediate feedback online activities

Gladding, G., Gutmann, B., Schroeder, N. & Stelzer, T. J., Jun 1 2015, In : Physical Review Special Topics - Physics Education Research. 11, 1, 010114.

Research output: Contribution to journalArticle

students
learning
homework
Group
student

Narrated animated solution videos in a mastery setting

Schroeder, N., Gladding, G., Gutmann, B. & Stelzer, T. J., Feb 2 2015, In : Physical Review Special Topics - Physics Education Research. 11, 1, 010103.

Research output: Contribution to journalArticle

video
students
Group
student
clocks
2014

Physics exam preparation: A comparison of three methods

Fakcharoenphol, W. & Stelzer, T. J., Mar 17 2014, In : Physical Review Special Topics - Physics Education Research. 10, 1, 010108.

Research output: Contribution to journalArticle

physics
preparation
homework
Group
students

The automated computation of tree-level and next-to-leading order differential cross sections, and their matching to parton shower simulations

Alwall, J., Frederix, R., Frixione, S., Hirschi, V., Maltoni, F., Mattelaer, O., Shao, H. S., Stelzer, T. J., Torrielli, P. & Zaro, M., Jul 2014, In : Journal of High Energy Physics. 2014, 7, 079.

Research output: Contribution to journalArticle

showers
partons
cross sections
simulation
automation
2013

Effective field theory: A modern approach to anomalous couplings

Degrande, C., Greiner, N., Kilian, W., Mattelaer, O., Mebane, H., Stelzer, T. J., Willenbrock, S. S. & Zhang, C., Aug 1 2013, In : Annals of Physics. 335, p. 21-32 12 p.

Research output: Contribution to journalArticle

physics
pair production
bosons
symmetry
scattering

Fast computation of MadGraph amplitudes on graphics processing unit (GPU)

Hagiwara, K., Kanzaki, J., Li, Q., Okamura, N. & Stelzer, T. J., Jan 1 2013, In : European Physical Journal C. 73, 11, p. 1-39 39 p., 2608.

Research output: Contribution to journalArticle

Bosons
FORTRAN
bosons
quarks
Higgs bosons
2012

ALOHA: Automatic libraries of helicity amplitudes for Feynman diagram computations

De Aquino, P., Link, W., Maltoni, F., Mattelaer, O. & Stelzer, T. J., Oct 1 2012, In : Computer Physics Communications. 183, 10, p. 2254-2263 10 p.

Research output: Contribution to journalArticle

Feynman diagrams
output
Subroutines
Wave functions
wave functions
2011

What students learn when studying physics practice exam problems

Fakcharoenphol, W., Potter, E. & Stelzer, T. J., May 2 2011, In : Physical Review Special Topics - Physics Education Research. 7, 1, 010107.

Research output: Contribution to journalArticle

students
physics
learning
student
2010

Calculation of HELAS amplitudes for QCD processes using graphics processing unit (GPU)

Hagiwara, K., Kanzaki, J., Okamura, N., Rainwater, D. & Stelzer, T., Nov 1 2010, In : European Physical Journal C. 70, 1, p. 513-524 12 p.

Research output: Contribution to journalArticle

quantum chromodynamics
Program processors
quarks
Feynman diagrams
FORTRAN

Fast calculation of HELAS amplitudes using graphics processing unit (GPU)

Hagiwara, K., Kanzaki, J., Okamura, N., Rainwater, D. & Stelzer, T. J., Apr 1 2010, In : European Physical Journal C. 66, 3, p. 477-492 16 p.

Research output: Contribution to journalArticle

FORTRAN
Program processors
Physics
platforms
physics

Impact of multimedia learning modules on an introductory course on electricity and magnetism

Stelzer, T. J., Brookes, D. T., Gladding, G. & Mestre, J., Jul 1 2010, In : American Journal of Physics. 78, 7, p. 755-759 5 p., 006006AJP.

Research output: Contribution to journalArticle

lectures
multimedia
electricity
learning
modules

Using multimedia modules to better prepare students for introductory physics lecture

Chen, Z., Stelzer, T. J. & Gladding, G., Jun 11 2010, In : Physical Review Special Topics - Physics Education Research. 6, 1, 010108.

Research output: Contribution to journalArticle

lectures
multimedia
students
physics
modules
2009

Automation of next-to-leading order computations in QCD: The FKS subtraction

Frederix, R., Frixione, S., Maltoni, F. & Stelzer, T. J., Dec 11 2009, In : Journal of High Energy Physics. 2009, 10, 003.

Research output: Contribution to journalArticle

automation
subtraction
quantum chromodynamics
ingredients
formalism

Comparing the efficacy of multimedia modules with traditional textbooks for learning introductory physics content

Stelzer, T. J., Gladding, G., Mestre, J. & Brookes, D. T., Jan 19 2009, In : American Journal of Physics. 77, 2, p. 184-190 7 p.

Research output: Contribution to journalArticle

textbooks
multimedia
students
learning
modules
2008

Automatic generation of quarkonium amplitudes in NRQCD

Artoisenet, P., Maltoni, F. & Stelzer, T. J., Feb 1 2008, In : Journal of High Energy Physics. 2008, 2, 102.

Research output: Contribution to journalArticle

quarks
projectors
phenomenology
P waves
factorization
2007
Higgs bosons
decay
thresholds
cross sections

MadGraph/MadEvent v4: The new web generation

Alwall, J., Demin, P., De Visscher, S., Frederix, R., Herquet, M., Maltoni, F., Plehn, T., Rainwater, D. L. & Stelzer, T. J., Sep 1 2007, In : Journal of High Energy Physics. 2007, 9, 028.

Research output: Contribution to journalArticle

partons
physics
detectors
pair production
showers
2006

Correlated decays of pair-produced scalar taus

Hagiwara, K., Mawatari, K., Rainwater, D. & Stelzer, T., Apr 26 2006, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 73, 7, 075010.

Research output: Contribution to journalArticle

Scalar
Decay
scalars
decay
pair production

Evaluating multiple-choice exams in large introductory physics courses

Scott, M., Stelzer, T. J. & Gladding, G., Jul 28 2006, In : Physical Review Special Topics - Physics Education Research. 2, 2, 020102.

Research output: Contribution to journalArticle

students
physics
ranking
semester
student

Weak boson fusion production of supersymmetric particles at the CERN LHC

Cho, G. C., Hagiwara, K., Kanzaki, J., Plehn, T., Rainwater, D. & Stelzer, T., Mar 13 2006, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 73, 5, 054002.

Research output: Contribution to journalArticle

bosons
fusion
scattering amplitude
sum rules
generators
2003

Color-flow decomposition of QCD amplitudes

Maltoni, F., Paul, K., Stelzer, T. J. & Willenbrock, S. S., Jan 31 2003, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 67, 1

Research output: Contribution to journalArticle

quantum chromodynamics
color
decomposition
gluons
matrices

MadEvent: Automatic event generation with MadGraph

Maltoni, F. & Stelzer, T. J., Feb 1 2003, In : Journal of High Energy Physics. 7, 2, p. 577-586 10 p.

Research output: Contribution to journalArticle

format
generators
physics
output
cross sections
2001
Higgs bosons
quarks
cross sections
quantum chromodynamics
decay

Associated production of the Higgs boson and a single top quark at hadron colliders

Maltoni, F., Paul, K., Stelzer, T. J. & Willenbrock, S. S., Nov 1 2001, In : Physical Review D. 64, 9, 094023.

Research output: Contribution to journalArticle

Higgs bosons
quarks
cross sections
quantum chromodynamics
decay
1999
Higgs bosons
quarks
cross sections

Higgs-boson production in association with bottom quarks at next-to-leading order

Dicus, D., Stelzer, T. J., Sullivan, Z. & Willenbrock, S. S., Dec 1 1999, In : Physical Review D. 59, 9, 094016.

Research output: Contribution to journalArticle

Higgs bosons
quarks
cross sections

Quarkonia and the pole mass

Hoang, A. H., Smith, M. C., Stelzer, T. J. & Willenbrock, S. S., Jun 1 1999, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 59, 11, p. 1-3 3 p.

Research output: Contribution to journalArticle

poles
quantum chromodynamics
quarks
ambiguity
energy

Quarkonia and the pole mass

Hoang, A. H., Stelzer, T. & Willenbrock, S., May 4 1999, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 59, 11

Research output: Contribution to journalArticle

poles
quarks
ambiguity
energy
1998
quarks
fusion
transverse momentum
cross sections
cut-off
1997

Gluon radiation in [Formula presented] production and decay at the CERN LHC

Orr, L. H., Stelzer, T. J. & Stirling, W. J., Jan 1 1997, In : Physical Review D - Particles, Fields, Gravitation and Cosmology. 56, 1, p. 446-450 5 p.

Research output: Contribution to journalArticle

quarks
decay
radiation
cross sections
acceleration (physics)
fusion
quarks
distribution functions
logarithms
probes
1996
quarks
decay
1995

Gluon radiation in tt̄ production at the Fermilab Tevatron pp̄ collider

Orr, L. H., Stelzer, T. J. & Stirling, W. J., Jan 1 1995, In : Physical Review D. 52, 1, p. 124-132 9 p.

Research output: Contribution to journalArticle

quarks
partons
radiation
Feynman diagrams
gluons

On gluon radiation in tt production and decay

Orr, L. H., Stelzer, T. J. & Stirling, W. J., Jul 20 1995, In : Physics Letters B. 354, 3-4, p. 442-446 5 p.

Research output: Contribution to journalArticle

decay
radiation
matrices
showers
partons

Signatures of CP violation in the presence of multiple b-pair production at hadron colliders

Halzen, F., Gonzalez-Garcia, M. C., Stelzer, T. J. & Vázquez, R. A., Jan 1 1995, In : Physical Review D. 51, 9, p. 4861-4866 6 p.

Research output: Contribution to journalArticle

CP violation
pair production
signatures
cross sections
mesons

Single-top-quark production via qq → tb

Stelzer, T. J. & Willenbrock, S. S., Aug 31 1995, In : Physics Letters B. 357, 1-2, p. 125-130 6 p.

Research output: Contribution to journalArticle

quarks
pair production
fusion
luminosity
matrices
1994

Automatic generation of tree level helicity amplitudes

Stelzer, T. J. & Long, W. F., Nov 1994, In : Nuclear Physics B (Proceedings Supplements). 37, 2, p. 158-162 5 p.

Research output: Contribution to journalArticle

subroutines
Feynman diagrams
supersymmetry
quantum chromodynamics
interactions

Automatic generation of tree level helicity amplitudes

Stelzer, T. J. & Long, W. F., Jul 1994, In : Computer Physics Communications. 81, 3, p. 357-371 15 p.

Research output: Contribution to journalArticle

Supersymmetry
subroutines
Feynman diagrams
Subroutines
supersymmetry

Calculation of Z plus four jet production at the Tevatron

Barger, V., Mirkes, E., Phillips, R. J. N. & Stelzer, T. J., Oct 27 1994, In : Physics Letters B. 338, 2-3, p. 336-340 5 p.

Research output: Contribution to journalArticle

quarks
neutral currents
acceptability
ambiguity
cross sections

Single top production at LEP 200

Hagiwara, K., Tanaka, M. & Stelzer, T. J., Apr 21 1994, In : Physics Letters B. 325, 3-4, p. 521-525 5 p.

Research output: Contribution to journalArticle

generators
cross sections
photons
approximation
energy
1993

Rapidity gap signals in Higgs-boson production at the SSC

Fletcher, R. S. & Stelzer, T. J., Jan 1 1993, In : Physical Review D. 48, 11, p. 5162-5167 6 p.

Research output: Contribution to journalArticle

superconducting super collider
Higgs bosons
fusion
particle production
pair production
1992

Deciphering 40 TeV rapidity gap physics with 2 TeV jet events

Chehime, H., Gay Ducati, M. B., Duff, A., Halzen, F., Natale, A. A., Stelzer, T. J. & Zeppenfeld, D., Jul 30 1992, In : Physics Letters B. 286, 3-4, p. 397-402 6 p.

Research output: Contribution to journalArticle

antiprotons
signatures
physics
protons
predictions

Oscillating atmospheric neutrinos: Ratio in surface neutrino telescopes

Doncheski, M. A., Halzen, F. & Stelzer, T. J., Jan 1 1992, In : Physical Review D. 46, 2, p. 505-509 5 p.

Research output: Contribution to journalArticle

neutrinos
telescopes
muons
primary cosmic rays
oscillations

Signatures of dark matter in underground detectors

Halzen, F., Stelzer, T. J. & Kamionkowski, M., Jan 1 1992, In : Physical Review D. 45, 12, p. 4439-4442 4 p.

Research output: Contribution to journalArticle

dark matter
neutrinos
signatures
detectors
galactic halos