B. Nefkens

发表

Helicity dependence of the γ 3 He → πX reactions in the ∆ ( 1232 ) resonance region A 2 collaboration

M. Unverzagt, G. Rosner, M. Thiel, 2014 .

Quasifree photoproduction of η mesons off protons and neutrons

M. Martinez, M. Unverzagt, G. Rosner, 2014, 1407.6974.

Helicity dependence of the γ 3He → πX reactions in the Δ(1232) resonance region

M. Unverzagt, G. Rosner, M. Thiel, 2014 .

Double pion photoproduction off nuclei – Are there effects beyond final-state interaction?

M. Martinez, M. Unverzagt, J. Price, 2013, 1304.1918.

Measurement of the beam-helicity asymmetry I ⊙ in the photoproduction of π 0-pairs off the proton and off the neutron

M. Martinez, M. Unverzagt, D. Mekterovic, 2013 .

Measurement of the beam-helicity asymmetry I-circle dot in the photoproduction of pi(0)-pairs off the proton and off the neutron

M. Martinez, M. Unverzagt, D. Mekterovic, 2013, 1304.1919.

Coherent photoproduction of η-mesons off 3He – search for η-mesic nuclei

M. Martinez, M. Unverzagt, D. Mekterovic, 2012, 1201.6517.

Determination of the $ \eta$ mass with the Crystal Ball at MAMI-B

M. Unverzagt, J. Price, D. Mekterovic, 2012, 1207.3710.

Determination of the Dalitz plot parameter $ \alpha$ for the decay $ \eta$ → 3$ \pi^{0}_{}$ with the Crystal Ball at MAMI-B

M. Unverzagt, J. Price, D. Mekterovic, 2008, 0812.3324.

The CELSIUS/WASA Detector Facility

Ulrich Wiedner, L. Kurdadze, A. Bondar, 2002 .

pi N ---> eta N and eta N ---> eta N partial wave T matrices in a coupled, three channel model

I. Šlaus, B. Nefkens, A. Švarc, 1995 .

Search forK−p→π0π0π0Λfrom threshold topK−=750MeV/c

J. Price, H. Spinka, D. Isenhower, 2003 .

Does the Sigma(1580)3/2- resonance exist?

J. Price, H. Spinka, D. Isenhower, 2003, nucl-ex/0308005.

Measurement of theπ−p→3π0ntotal cross section from threshold to0.75GeV/c

J. Price, H. Spinka, D. Isenhower, 2003 .

Measurement of neutron detection efficiencies in NaI using the Crystal Ball

M. Pulver, Kamal Benslama, A. Gibson, 2001 .

Search for the forbidden decays ??3? and ??p0? and the rare decay ??p0p0??

H. Spinka, D. Isenhower, Z. Papandreou, 2005 .

K-p→π0π0∑0 at pk-=514-750 MeV/c and comparison with other π0π0 production

J. Price, H. Spinka, D. Isenhower, 2004 .

Differential cross section of the charge-exchange reactionπ−p→π0nin the momentum range from 148 to323MeV∕c

J. Price, M. Joy, H. Spinka, 2004 .

Measurement of Inverse Pion Photoproduction at Energies Spanning the N(1440) Resonance

J. Price, H. Spinka, D. Isenhower, 2004, nucl-ex/0405026.

Measurement of π-p→ π0π0n from threshold to pπ-=750 MeV/c

J. Price, H. Spinka, D. Isenhower, 2004 .

0 30 80 05 v 3 2 3 Fe b 20 04 Does the Σ ( 1580 ) 3 2 − resonance exist ?

H. Spinka, D. Isenhower, Z. Papandreou, 2022 .

In-medium modifications of the ω meson near the production threshold

M. Martinez, M. Unverzagt, B. Lemmer, 2013 .

Photoproduction of π0π0 - and π0π+ -pairs off the proton from threshold to the second resonance region

M. Martinez, M. Unverzagt, J. Price, 2012, 1207.2361.

Measurement of the 1H(γ, p)π0 reaction using a novel nucleon spin polarimeter.

M. Martinez, M. Unverzagt, D. Mekterovic, 2013, Physical review letters.

p)π reaction using a novel nucleon spin polarimeter

M. Martinez, M. Unverzagt, D. Mekterovic, 2013 .

MEASUREMENT OF INVERSE PION PHOTOPRODUCTION NEAR THE P$sub 33$$sup 0$(1236) RESONANCE.

L. Verhey, M. Zeller, B. Nefkens, 1971 .

Determination of the $ \eta$ mass with the Crystal Ball at MAMI-B

M. Unverzagt, J. Price, D. Mekterovic, 2012, 1207.3710.

Measurement of the transverse target and beam-target asymmetries in η meson photoproduction at MAMI.

M. Unverzagt, W. Meyer, W. Gradl, 2014, Physical review letters.

Narrow structure in the excitation function of η photoproduction off the neutron.

M. Martinez, M. Unverzagt, G. Rosner, 2013, Physical review letters.

Study of the $\gamma p -> \eta p$ reaction with the Crystal Ball detector at the Mainz Microtron(MAMI-C)

M. Martinez, M. Unverzagt, D. Mekterovic, 2010, 1007.0777.

Measurement ofπ−p→ηnfrom threshold topπ−=747MeV/c

J. Price, H. Spinka, D. Isenhower, 2005 .

Measurement of the total and differential cross sections for the reaction π−p → ηn with the Crystal Ball detector

A. Gibson, J. Price, H. Spinka, 2003 .

Experimental study of the γp→π0π0p reaction with the Crystal Ball/TAPS detector system at the Mainz Microtron

M. Unverzagt, D. Mekterovic, G. Rosner, 2012 .

Beam-helicity asymmetries in double-pion photoproduction off the proton.

M. Martinez, M. Unverzagt, J. Price, 2009, Physical review letters.

K+Λ and K+Σ0 photoproduction with fine center-of-mass energy resolution

M. Martinez, M. Unverzagt, G. Rosner, 2014 .

Accurate test of chiral dynamics in the γp→π0p reaction.

M. Unverzagt, D. Mekterovic, M. Thiel, 2013, Physical review letters.

Measurement of the beam-helicity asymmetry I⊙ in the photoproduction of $ \pi^{0}$$ \pi^{\pm}$ pairs off protons and off neutrons

M. Martinez, M. Unverzagt, D. Mekterovic, 2014, 1403.1989.

First measurement of the circular beam asymmetry in the gamma p --> pi0 eta p reaction

M. Unverzagt, D. Mekterovic, G. Rosner, 2010 .

Photoproduction of the omega meson on the proton near threshold

M. Unverzagt, D. Mekterovic, G. Rosner, 2014, 1407.3465.

Photoproduction of π0 mesons off neutrons in the nucleon resonance region.

M. Martinez, M. Unverzagt, D. Mekterovic, 2014, Physical review letters.

First measurement of the helicity dependence of 3He photoreactions in the Δ(1232) resonance region

M. Unverzagt, G. Rosner, M. Thiel, 2013 .

Study of the p ! p reaction with the Crystal Ball detector at the Mainz Microtron (MAMI-C)

M. Unverzagt, D. Mekterovic, G. Rosner, 2012 .

Measurement of the branching ratio for the decay

A. M. Petrov, B. Fabbro, C. Niebuhr, 1993 .

Measurement of k-p → ηΛ near threshold

M. Pulver, J. Price, H. Spinka, 2001 .

A ug 2 01 3 Measurement of the γp → K 0 Σ + reaction with the Crystal Ball / TAPS detectors at the Mainz Microtron

M. Unverzagt, D. Mekterovic, G. Rosner, 2013 .

Threshold π0 photoproduction on transverse polarised protons at MAMI

A. Thomas, M. Unverzagt, W. Meyer, 2015 .

Measurements of double-polarized compton scattering asymmetries and extraction of the proton spin polarizabilities.

M. Unverzagt, W. Meyer, M. Thiel, 2014, Physical review letters.

Photoproduction of $ \pi^{0}_{}$$ \eta$ on protons and the $ \Delta$(1700)D33 -resonance

M. Unverzagt, D. Mekterovic, G. Rosner, 2009, 0901.3888.

Two-body photodisintegration of /sup 3/He between 150 and 350 MeV

D. Sober, W. Briscoe, B. Nefkens, 1982 .

Measurement of p+d. -->. /sup 3/He+. gamma. and comparison with the inverse reaction

T. Bauer, J. Faure, J. Gosset, 1980 .

Determination of the $ \eta$ mass with the Crystal Ball at MAMI-B

M. Unverzagt, J. Price, D. Mekterovic, 2012, 1207.3710.

Quasi-free photoproduction of η-mesons off 3He nuclei

M. Martinez, M. Unverzagt, G. Rosner, 2013, 1312.1571.

Coherent photoproduction of π0- and η-mesons off 7Li

M. Martinez, M. Unverzagt, J. Price, 2013, 1303.2254.

The New Determination of the ηN S-wave Scattering Length From a Three-Channel, Multi-Resonance Amplitude Analysis

I. Šlaus, B. Nefkens, A. Švarc, 1998 .

Erratum:πN→ηNandηN→ηNpartial-waveTmatrices in a coupled, three-channel model [Phys. Rev. C51, 2310 (1995)]

I. Šlaus, B. Nefkens, A. Švarc, 1998 .

Determination of the quadratic slope parameter in eta-->3pi(0) decay.

M. Pulver, J. Price, H. Spinka, 2001, Physical review letters.

Photoproduction of π0π0 - and π0π+ -pairs off the proton from threshold to the second resonance region

M. Unverzagt, D. Mekterovic, G. Rosner, 2012, The European Physical Journal A.

Determination of the η-transition form factor in the γp→pη→pγe+e− reaction

M. Unverzagt, B. Lemmer, D. Mekterovic, 2011 .

The WASA detector facility at CELSIUS

A. Bondar, L. Gustafsson, P. Marciniewski, 2008, 0803.2657.

Elastic π +/- p scattering from 378 to 687 MeV/c

C. Seftor, F. Borcherding, W. Briscoe, 1982 .

Measurement of the gamma p -> K-0 Sigma(+) reaction with the Crystal Ball/TAPS detectors at the Mainz Microtron

M. Unverzagt, D. Mekterovic, G. Rosner, 2013, 1306.1243.

Properties of the Lambda(1670)(1-)/2 resonance.

J. Price, H. Spinka, D. Isenhower, 2001, Physical review letters.

Measurements of 12C$(\vec{\gamma},pp)$ photon asymmetries for $E_{\gamma}=200$–450 MeV

M. Unverzagt, G. Rosner, M. Thiel, 2013 .

Test of πN partial wave analyses at the onset of the roper resonance

G. Kim, C. Seftor, J. Engelage, 1989 .

Measurement of π 0 Λ, Kmacr 0 n, and π 0 Σ 0 production in K - p interactions for p K - between 514 and 750 MeV/c

J. Price, N. Knecht, I. Strakovsky, 2008, 0812.1888.

Differential cross-section of the charge exchange reaction pi- p ---> pi0 n in the momentum range from 148-MeV/c to 323-MeV/c

M. Joy, H. Spinka, D. Isenhower, 2004 .

Reaction K - p→ π 0 π 0 Λ from p K - =514 to 750 MeV/c

J. Price, H. Spinka, D. Isenhower, 2004 .

Measurement of differential cross sections for radiative pion-proton capture in the second resonance region

L. Verhey, A. Weiss, J. Comiso, 1975 .

Inverse pion photoproduction in the vicinity of the P$sub 33$(1232) resonance and a test of time-reversal invariance

L. Verhey, J. Comiso, B. Nefkens, 1975 .

Incoherent neutral pion photoproduction on 12C.

M. Martinez, M. Unverzagt, J. Price, 2007, Physical review letters.

Accurate Test of Chiral Dynamics in the (gamma)over-right-arrowp -< pi(0) p Reaction

M. Unverzagt, D. Mekterovic, M. Thiel, 2012, 1211.5495.

Neutron skin of (208)pb from coherent pion photoproduction.

M. Martinez, M. Unverzagt, J. Price, 2013, Physical review letters.

ANALYSIS OF NEGATIVE-PION PHOTOPRODUCTION NEAR THE P$sub 33$ RESONANCE: TEST OF THE $delta$I less than or equal to 1 RULE AND TIME-REVERSAL INVARIANCE.

L. Verhey, M. Zeller, B. Nefkens, 1971 .

MEASUREMENT OF THE $pi$$sup -$p $Yields$ n$gamma$ DIFFERENTIAL CROSS SECTION NEAR THE ROPER RESONANCE, P$sub 11$(1460).

L. Verhey, M. Zeller, B. Nefkens, 1970 .

Photomultiplier Gating System

B. Nefkens, Karl B. Keller, 1964 .

Measurement of Radiative Pion-Proton Scattering near theΔ(1236)Resonance

D. Sober, B. Nefkens, R. P. Haddock, 1972 .

Elastic and Inelastic Pion Scattering on 3H and 3He

I. Šlaus, C. Pillai, W. Briscoe, 1995 .

P3 beam measurements at LAMPF

W. Briscoe, B. Nefkens, M. Sadler, 1982 .

An experimental study of photon-initiated showers in lead between 150 and 450 MeV

D. Sober, B. Nefkens, R. P. Haddock, 1973 .

Efficiency of a single-converter detector for monochromatic photons between 25 and 234 MeV

F. Borcherding, D. Sober, W. Briscoe, 1982 .

Photoproduction of the Very Strangest Baryons on a Proton Target in CLAS12

S. Sato, J. Price, S. Capstick, 2012 .

The {ital d}{searrow}{ital p}{r_arrow}{sup 3}He{pi}{sup 0} reaction near threshold

V. N. Nikulin, B. Fabbro, B. Mayer, 1996 .

Calibration of neutron counters from 83 to 290 MeV

L. Kramer, J. Wightman, C. Pillai, 1989 .

Measurement of pi(0)pi(0) production in the nuclear medium by pi(-) interactions at 0.408 GeV/c.

M. Pulver, H. Spinka, D. Isenhower, 2000, Physical review letters.

y Scaling in quasifree pion-single-charge exchange

H. Spinka, D. Isenhower, Z. Papandreou, 2004 .

Detection of 10- to 100-MeV photons with lead-glass Cherenkov counters

D. Sober, B. Nefkens, R. P. Haddock, 1973 .

In-medium production of2π0,η,andπ0byπ−at750MeV/c

J. Price, I. Šlaus, A. Marusic, 2002 .

Comparison of (π−d→nn withdσ(π+d→pp) to test charge symmetry in the Δ-region

L. Kramer, J. Wightman, C. Pillai, 1992 .

Elastic scattering of π± on 3H and 3He at forward angles

E. A. Wadlinger, J. C. Pratt, H. Brandle, 1978 .

Elastic scattering of charged pions from3Hand3He

J. Price, I. Šlaus, W. Briscoe, 2002 .

A study of charge-symmetry violation in π+ and π− elastic scattering from 3H and 3He

A. M. Petrov, C. Pillai, W. Briscoe, 1988 .

TEST OF CHARGE SYMMETRY IN PI+ AND PI- ELASTIC SCATTERING ON TRITIUM AND HE-3

J. Wightman, J. Holt, C. Morris, 1984 .

Differential cross-section measurements ofπ−p→π0naround theP33(1232)resonance

L. Verhey, J. Comiso, B. Nefkens, 1975 .

MEASUREMENT OF THE DIFFERENTIAL CROSS SECTION FOR $pi$$sup -$p $Yields$ n$pi$$sup 0$ AT 317, 452, AND 491 MeV/c.

B. Nefkens, R. P. Haddock, P. Berardo, 1972 .

Measurement of the slope parameter α for the η→3π0 decay with the Crystal Ball detector at the Mainz Microtron (MAMI-C)

M. Unverzagt, D. Mekterovic, G. Rosner, 2009 .

Measurement of the branching ratio for eta pi^0 gamma gamma decay

H. Spinka, D. Isenhower, Z. Papandreou, 2005 .

Measurement of the Slope Parameter α for the η → 3 π 0 decay with the Crystal Ball at MAMIC

D. Mekterovic, G. Rosner, M. Thiel, 2008 .

Measurement of the invariant-mass spectrum for the two photons from the η→π0γγ decay

J. Price, H. Spinka, D. Isenhower, 2008 .

A new measurement of the rare decay ! 0 with the Crystal Ball/TAPS detectors at the Mainz Microtron

A. Thomas, D. Mekterovic, G. Rosner, 2014 .

Differential cross sections for pion-proton bremsstrahlung at 269, 298, and 324 MeV

H. C. Ballagh, D. Sober, B. Nefkens, 1978 .

A CLAS Collaboration Proposal to PAC 37 Meson Spectroscopy with low Q 2 electron scattering in CLAS 12

E. Cisbani, G. Urciuoli, C. Sutera, 2010 .

Study of the gamma p -->pi0 pi0 p reaction with the Crystal Ball/TAPS at the Mainz

D. Mekterovic, G. Rosner, M. Thiel, 2012, 1204.4058.

The WASA Detector Facility at CELSIUS CELSIUS / WASA Collaboration

N. Kimura, A. Chilingarov, G. Kolachev, 2008 .

Total cross section of the [ital pp][r arrow][ital pp][eta] reaction near threshold

A. Taleb, F. Brochard, M. Boivin, 1993 .

Dynamics of the pi(-)p-->pi(0)pi(0)n reaction for p(pi(-))<750 MeV/c.

M. Pulver, J. Price, H. Spinka, 2003, Physical review letters.

Measurement of Charge Symmetry Breaking by the Comparison of Pi^+d->p p Eta with Pi^-d->n n Eta

J. Price, D. Isenhower, I. Šlaus, 2001 .

Test of charge conjugation invariance.

J. Price, H. Spinka, D. Isenhower, 2005, Physical review letters.

Fully Relativistic Calculation of the πd → ηNN Process, With the Final State Interaction Included

I. Šlaus, B. Nefkens, A. Švarc, 1995 .

Accurate Test of Chiral Dynamics in the γ→p→π 0 p Reaction

D. Mekterovic, M. Thiel, D. Krambrich, 2012, 1211.5495.

Experimental study of the γp→π0π0p reaction with the Crystal Ball/TAPS detector system at the Mainz Microtron

D. Mekterovic, G. Rosner, M. Thiel, 2012, 1204.4058.

First measurement of the circular beam asymmetry in the gamma p --> pi0 eta p reaction

D. Mekterovic, G. Rosner, M. Thiel, 2010, 1009.4093.

Measurement of the H-1((gamma)over-right-arrow,(p)over-right-arrow)pi(0) Reaction Using a Novel Nucleon Spin Polarimeter

D. Mekterovic, G. Rosner, M. Thiel, 2014 .

p)π reaction using a novel nucleon spin polarimeter

D. Mekterovic, G. Rosner, M. Thiel, 2013 .

J ul 2 01 0 Study of the γp → ηp reaction with the Crystal Ball detector at the Mainz Microtron ( MAMIC )

G. Rosner, M. Thiel, Y. Maghrbi, 2010 .

π N →η N and η N →η N partial-wave T matrices in a coupled, three-channel model

Nefkens, B. Nefkens, Slaus, 1995, nucl-th/9501011.