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[PDF] Top 20 The Crystal Ball programme at MAMI

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The Crystal Ball programme at MAMI

The Crystal Ball programme at MAMI

... A complete overhaul of the electronics for the Crystal Ball accompanied its move to Mainz. The scintillation light deposited in each crystal is read by its own 2 inch Photomultiplier tube (PMT). The ... See full document

6

Magnetic Moments of Excited Baryons

Magnetic Moments of Excited Baryons

... In continuation of the A3 project a follow-up experi- ment was performed at MAMI-B employing the Crystal Ball / TAPS detector system with almost full coverage of the solid angle. The improved ... See full document

5

η and η′ Physics at MAMI

η and η′ Physics at MAMI

... tal Ball detector (CB), see ...The Crystal Ball was a self-triggering spectrom- eter, highly segmented with 672 NaI(Tl) ...Each crystal was a 40 cm ... See full document

7

Baryon Spectroscopy at ELSA and at MAMI - selected results

Baryon Spectroscopy at ELSA and at MAMI - selected results

... the Crystal Barrel [16] composed of CsI scintillators at ELSA and the Crystal Ball [15] made of NaI modules at MAMI - and a forward scintillator wall of BaF 2 ... See full document

12

Meson decay studies from MAMI A2

Meson decay studies from MAMI A2

... and then continues into the fixed-target CB-TAPS detector setup [17]. The target used for the studies presented here was a liquid hydrogen target of either 5 cm or 10 cm length. Directly surrounding the target is the ... See full document

6

Doubly-polarised pion photoproduction on the nucleon at MAMI

Doubly-polarised pion photoproduction on the nucleon at MAMI

... the Multi-Wire Proportional Chambers (MWPCs), used to discriminate between charged and neutral particles. The MWPCs are complemented by the Crystal Ball (CB) NaI spectrometer, a large solid angle, highly ... See full document

6

Recent result from the A2 collaboration at MAMI

Recent result from the A2 collaboration at MAMI

... Microtron MAMI is measuring photon ab- sorption cross section using circularly and linearly polarized photons up to energies of ...The Crystal Ball-TAPS detector system with its high capability to ... See full document

6

The End Point Tagger physics program at A2@MAMI

The End Point Tagger physics program at A2@MAMI

... With the specialized tagging spectrometer and the upgraded detector readout of the Crystal Ball/TAPS experiment a large data set of η and other mesons was recorded in 2014. Analyses are now ongoing within ... See full document

5

Neutron skins from Coherent Pion Photoproduction

Neutron skins from Coherent Pion Photoproduction

... The TAPS detector system covers the forward angle region for ± 20 ◦ which is not covered by the Crystal Ball. This is an important part of the phase space for fixed target exper- iments with high beam ... See full document

6

Photoproduction of Mesons on Quasi–Free Nucleons

Photoproduction of Mesons on Quasi–Free Nucleons

... calorimeters, Crystal Ball/TAPS at MAMI (Mainz) and Crystal Barrel/TAPS at ELSA (Bonn) use real tagged-photon beams, the mag- netic CLAS spectrometer used also mostly tagged photons (partly ... See full document

7

Latest results from meson photoproduction at ELSA and MAMI

Latest results from meson photoproduction at ELSA and MAMI

... the Crystal Barrel (CsI scintillators) [13] at ELSA and the Crystal Ball (NaI crystals) [12] at MAMI combined with forward scintillator walls of BaF 2 crystals from the TAPS detector ... See full document

7

Recent Results from Photoproduction of Mesons in A2

Recent Results from Photoproduction of Mesons in A2

... the Crystal Ball/TAPS setup at the MAMI acceler- ator in Mainz, Germany continue to study the properties and the excitation spectrum of the nucleon with meson ... See full document

5

Effect of Medicine Ball Training and Swiss Ball Training on Selected Upper and Lower Body Strength Endurance Parameters among College Men Students

Effect of Medicine Ball Training and Swiss Ball Training on Selected Upper and Lower Body Strength Endurance Parameters among College Men Students

... medicine ball training and swiss ball training on selected upper and lower body strength endurance parameters among college men ...medicine ball training and experimental group –II underwent swiss ... See full document

5

Effect of mill type on the size reduction and phase transformation of gamma alumina

Effect of mill type on the size reduction and phase transformation of gamma alumina

... Single ball milling (SBM) was carried out using a Retsch MM200 vibratory single ball ...steel ball is used for single ball milling for durations of up to 1200 min at a milling frequency of 30 ... See full document

10

Social media, surveillance and news work: On the apps promising journalists a “crystal ball”

Social media, surveillance and news work: On the apps promising journalists a “crystal ball”

... The Version of Record of this manuscript has been published and is available in Digital Journalism 2017 SOCIAL MEDIA, SURVEILLANCE, AND NEWS WORK On the apps promising journalists a “cry[r] ... See full document

24

The frontiers of the virtual photons program at MAMI

The frontiers of the virtual photons program at MAMI

... Microtron MAMI [1] is a continuous-wave electron accelerator operated at the Institute for Nuclear Physics at the University of ...Mainz. MAMI delivers electron beams with energies up to ... See full document

6

A Research on the Influence Factors of P2P Lending Market

A Research on the Influence Factors of P2P Lending Market

... use ball crystal software to simulate the final model, From the result analysis, we can see that the loan interest rate and the historical failure number of the borrower have negative effect on the success ... See full document

7

Social media, surveillance and news work: On the apps promising journalists a “crystal ball”

Social media, surveillance and news work: On the apps promising journalists a “crystal ball”

... The Version of Record of this manuscript has been published and is available in Digital Journalism 2017 doi: 10.1080/21670811.2017.1345318 SOCIAL MEDIA, SURVEILLANCE, AND NEWS WORK On th[r] ... See full document

25

Initial state radiation experiment at MAMI

Initial state radiation experiment at MAMI

... Abstract. In an attempt to contribute further insight into the discrepancy between the Lamb shift and elastic scattering determinations of the proton charge radius, a new experiment at MAMI is underway, aimed at ... See full document

6

Anisotropic focusing characteristics of micro domain structures within crystalline Sr0 61Ba0 39Nb2O6 : the crystal ball

Anisotropic focusing characteristics of micro domain structures within crystalline Sr0 61Ba0 39Nb2O6 : the crystal ball

... the crystal is illuminated with collimated light from a He-Ne laser, the internal microdomain region acts as a converging lens for e-polarised light, but not for ...the crystal input aperture, so that the ... See full document

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