NFDI4DS | UHH-SEMS - Publication Details

M. Nehring

ORCID: 0009-0000-1950-8267

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A5001056839

Research Areas

Particle physics theoretical and experimental studies
Quantum Chromodynamics and Particle Interactions
High-Energy Particle Collisions Research
Neutrino Physics Research
Particle Accelerators and Free-Electron Lasers
Superconducting Materials and Applications
Particle Detector Development and Performance
Atomic and Subatomic Physics Research
Dark Matter and Cosmic Phenomena
Black Holes and Theoretical Physics
Nuclear physics research studies
Particle accelerators and beam dynamics
Radiation Detection and Scintillator Technologies
Medical Imaging Techniques and Applications
Computational Physics and Python Applications
Radioactive Decay and Measurement Techniques
Nuclear Physics and Applications
Geological and Geochemical Analysis
Noncommutative and Quantum Gravity Theories
Physics of Superconductivity and Magnetism
Gamma-ray bursts and supernovae
High-pressure geophysics and materials
earthquake and tectonic studies

University of Minnesota
2024

University of Colorado Boulder
1993-2009

Vanderbilt University
1998-2008

Center for Research and Advanced Studies of the National Polytechnic Institute
2003-2008

University of California, Davis
2007

Micro Focus (United States)
2005

Emerald Coast Science Center
2005

University of Tennessee at Knoxville
2004

University of Colorado System
2003

Adams State University
2000-2001

On the narrow dip structure at 1.9 GeV/c2 in diffractive photoproduction

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 95 more

10.1016/j.physletb.2003.10.071 article EN Physics Letters B 2003-11-20

New results on c-baryons and a search for cc-baryons in FOCUS

OPENALEX - Publications

S. P. Ratti J. M. Link M. Reyes P.M. Yager J. C. Anjos and 95 more

10.1016/s0920-5632(02)01948-5 article EN Nuclear Physics B - Proceedings Supplements 2003-02-01

Analysis of three D → Kππ Dalitz plots

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 74 more

10.1016/0370-2693(94)90966-0 article EN Physics Letters B 1994-06-01

Evidence for new interference phenomena in the decay D+→K−π+μ+ν

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

10.1016/s0370-2693(02)01715-x article EN Physics Letters B 2002-05-01

Cherenkov particle identification in FOCUS

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

10.1016/s0168-9002(01)01975-1 article EN Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment 2002-05-01

Observation of an excited state of theΛc+baryon

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 75 more

An observation of an excited ${\mathrm{\ensuremath{\Lambda}}}_{\mathit{c}}^{+\mathrm{*}}$ baryon decaying to ${\mathrm{\ensuremath{\Lambda}}}_{\mathit{c}}^{+}$${\mathrm{\ensuremath{\pi}}}^{+}$${\mathrm{\ensuremath{\pi}}}^{\mathrm{\ensuremath{-}}}$, with ${\mathrm{\ensuremath{\Lambda}}}_{\mathit{c}}^{+}$\ensuremath{\rightarrow}${\mathit{pK}}^{\mathrm{\ensuremath{-}}}$${\mathrm{\ensuremath{\pi}}}^{+}$, is presented. We reconstruct...

10.1103/physrevlett.72.961 article EN Physical Review Letters 1994-02-14

Analysis of the decay mode

OPENALEX - Publications

P.L. Frabetti G.P. Grim V.S. Paolone P.M. Yager C.W. Bogart and 90 more

10.1016/0370-2693(93)90216-5 article EN Physics Letters B 1993-06-01

First evidence of

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 76 more

10.1016/0370-2693(93)90769-e article EN Physics Letters B 1993-02-01

Evidence for a narrow dip structure at 1.9 GeV/c2 in 3π+3π− diffractive photoproduction

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 95 more

10.1016/s0370-2693(01)00797-3 article EN Physics Letters B 2001-08-01

Analysis of the D+, D+ → K+K−π+ Dalitz plots

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 78 more

Amplitude analyses of the D+ and Ds+ → K+K−π+ Dalitz plots are presented using data collected by Fermilab high energy photoproduction experiment E687. Our fit to a model consisting sum Breit-Wigner amplitudes for intermediate two-body resonant decay modes. We extract fractions relative phases. These results used infer new branching ratios inclusive as well Φπ+ K∗(892)0K+ channels.

10.1016/0370-2693(95)00427-m article EN cc-by-nc-nd Physics Letters B 1995-06-01

Analysis of the D+, D+ → π−π+π+ Dalitz plots

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 95 more

An amplitude analysis of the D+, Ds+ → π−π+π+ Dalitz plots is presented using data collected by Fermilab high-energy photoproduction experiment E687. The are fitted to a model consisting sum relativistic Breit-Wigner amplitudes for intermediate two-body resonant decay modes plus flat non-resonant contribution. From fit we derive fractions and relative phases. We also present measurements Γ(D+→π−π+π+)Γ(D+→K−π+π+) Γ(Ds+→π−π+π+)Γ(Ds+→K−K+π+).

10.1016/s0370-2693(97)00726-0 article EN cc-by-nc-nd Physics Letters B 1997-08-01

New measurements of the D→μν form factor ratios

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

Using a large sample of D+ to K- pi+ mu+ nu decays collected by the FOCUS photoproduction experiment at Fermilab, we present new measurements two semileptonic form factor ratios: rv and r2. We find = 1.504 \pm 0.057 0.039 r2 0.875 0.049 0.064. Our results include effects s-wave interference discussed in previous paper.

10.1016/s0370-2693(02)02386-9 article EN cc-by Physics Letters B 2002-09-01

Observation and mass measurement of

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 75 more

10.1016/0370-2693(94)91351-x article EN Physics Letters B 1994-10-01

Study of higher mass charm baryons decaying to Λ+

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 78 more

We report on the study of charm baryons decaying to Λc+: Λc★+(2625) → Λc+π+π−, Λc★+(2593) Σc0 Λc+π− and Σc++ Λc+π+. present a confirmation state Λc∗+ (2593) determine its mass difference be M(Λc★+(2593)) − M(Λc+) = 309.2 ± 0.7 0.3 MeV/c2. lower limit resonant branching ratio BR(Λc★+(2593) Σcπ±Λc★+(2593) Λc+π+π−) > 0.51 (90% c.l.). also measure differences M(Σc0) 166.6±0.5±0.6 MeV/c2 M(Σc++) 167.6±0.6±0.6 Finally, we relative photoproduction cross sections for Λc★+ Σc with respect (inclusive)...

10.1016/0370-2693(95)01458-6 article EN cc-by-nc-nd Physics Letters B 1996-01-01

Search forCPViolation in the decaysD+→KSπ+</mml:…

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

A high-statistics sample of photoproduced charm from the FOCUS experiment has been used to search for direct CP violation in decay rates D+-->K(S)pi+ and D+-->K(S)K+. We have measured following asymmetry parameters relative D+-->K-pi+pi+: A(CP)(K(S)pi+) = (-1.6+/-1.5+/-0.9)%, A(CP)(K(S)K+) (+6.9+/-6.0+/-1.5)%, (+7.1+/-6.1+/-1.2)% D+-->K(S)pi+. also branching ratios found Gamma(D+-->K(0)pi+)/Gamma(D+-->K-pi+pi+) (30.60+/-0.46+/-0.32)%, Gamma(D+-->K(0)K+)/Gamma(D+-->K-pi+pi+)...

10.1103/physrevlett.88.041602 article EN Physical Review Letters 2002-01-14

Measurment of the masses and widths ofL=1 charmed mesons

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 75 more

We report the measurement of masses and widths following L=1 charm mesons by E687 Collaboration at Fermilab: a ${\mathit{D}}_{2}^{\mathrm{*}0}$ state mass (width) 2453\ifmmode\pm\else\textpm\fi{}3\ifmmode\pm\else\textpm\fi{}2 (25\ifmmode\pm\else\textpm\fi{}10\ifmmode\pm\else\textpm\fi{}5) MeV/${\mathit{c}}^{2}$ decaying to ${\mathit{D}}^{+}$${\mathrm{\ensuremath{\pi}}}^{\mathrm{\ensuremath{-}}}$, ${\mathit{D}}_{2}^{\mathrm{*}+}$ (23\ifmmode\pm\else\textpm\fi{}9\ifmmode\pm\else\textpm\fi{}5)...

10.1103/physrevlett.72.324 article EN Physical Review Letters 1994-01-17

Reconstruction of Vees, Kinks, Ξ−'s, and 's in the FOCUS spectrometer

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

10.1016/s0168-9002(01)02065-4 article EN Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment 2002-05-01

Charm-anticharm asymmetries in high energy photoproduction

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 78 more

10.1016/0370-2693(96)00085-8 article EN Physics Letters B 1996-03-01

First measurement of the lifetime of the Ω

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 79 more

10.1016/0370-2693(95)00941-d article EN Physics Letters B 1995-09-01

Study of the DecayD0→K+π<mml:…

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

Using a large sample of photoproduced charm mesons from the FOCUS experiment at Fermilab (FNAL-E831), we observe decay D0-->K+pi- with signal yield 149+/-31 events compared to similarly cut consisting 36 760+/-195 D0-->K-pi+ events. We use observed ratio (0.404+/-0.085+/-0.025)% obtain relationship between D0 mixing and doubly Cabibbo suppressed parameters.

10.1103/physrevlett.86.2955 article EN Physical Review Letters 2001-04-02

New measurements of the D0 and D+ lifetimes

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

10.1016/s0370-2693(02)01934-2 article EN Physics Letters B 2002-06-01

A measurement of Γ (D+ → φμ+ν) /Γ (D+ → φπ+)

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 75 more

10.1016/0370-2693(93)91221-8 article EN Physics Letters B 1993-08-01

Measurement of the lifetime of theΞc0

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 76 more

A measurement of the lifetime charmed strange baryon ${\mathrm{\ensuremath{\Xi}}}_{\mathit{c}}^{0}$ is presented. The data were accumulated by Fermilab high energy photoproduction experiment E687. has been made using 42\ifmmode\pm\else\textpm\fi{}10 ${\mathrm{\ensuremath{\Xi}}}_{\mathit{c}}^{0}$\ensuremath{\rightarrow}${\mathrm{\ensuremath{\Xi}}}^{\mathrm{\ensuremath{-}}}$${\mathrm{\ensuremath{\pi}}}^{+}$ decays. measured to be...

10.1103/physrevlett.70.2058 article EN Physical Review Letters 1993-04-05

Search for rare and forbidden decays of the charmed meson D+

OPENALEX - Publications

P.L. Frabetti H. W. K. Cheung J. P. Cumalat C. Dallapiccola J.F. Ginkel and 95 more

We report on the results of a search for fourteen flavor changing neutral current, lepton number violating, or family violating decays charmed meson D+ in large charm sample recorded by Fermilab photoproduction experiment E687. No evidence is seen these rare and standard-model-forbidden decays, form → h±ℓ∓ℓ+ (with h = π, K ℓ e, μ); we determine 90% confidence level upper limits their absolute branching fractions range (9–20) × 10−5.

10.1016/s0370-2693(97)00229-3 article EN cc-by-nc-nd Physics Letters B 1997-04-01

Measurement of the Ωc0 lifetime

OPENALEX - Publications

J. M. Link M. Reyes P.M. Yager J. C. Anjos I. Bediaga and 95 more

10.1016/s0370-2693(03)00388-5 article EN Physics Letters B 2003-05-01

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