G. Baum

Publication List Details

Period

1988 - 2009

Number

111

Co-Authors

Measurement of the Longitudinal Spin Transfer to Lambda and Anti-Lambda Hyperons in Polarised Muon DIS (2009)

Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Austregesilo, A, ...

The longitudinal polarisation transfer from muons to lambda and anti-lambda hyperons, D_LL, has been studied in deep inelastic scattering off an unpolarised isoscalar target at the COMPASS experiment...

Flavour Separation of Helicity Distributions from Deep Inelastic Muon-Deuteron Scattering (2009)

Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Austregisilio, A, ...

We present a LO evaluation of helicity densities of valence, \Delta u_v+\Delta d_v, non-strange sea, \Delta\bar{u}+\Delta\bar{d}, and strange quarks, \Delta s (assumed to be equal to \Delta\bar{s})....

Direct Measurement of the Gluon Polarisation in the Nucleon via Charmed Meson Production (2008)

Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...

We present the first measurement of the gluon polarisation in the nucleon based on the photon-gluon fusion process tagged by charmed meson production and decay to charged K and pi. The data were...

Direct Measurement of the Gluon Polarisation in the Nucleon via Charmed Meson Production (2008)

Alekseev, M, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, Badelek, B, ...

We present the first measurement of the gluon polarisation in the nucleon based on the photon-gluon fusion process tagged by charmed meson production and decay to charged K and pi. The data were...

Collins and Sivers Transverse Spin Asymmetries for Pions and Kaons on Deuterons (2008)

Aleeksev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...

The measurements of the Collins and Sivers asymmetries of identified hadrons produced in deep-inelastic scattering of 160 GeV/c muons on a transversely polarised 6LiD target at COMPASS are presented....

Collins and Sivers asymmetries for pions and kaons in muon-deuteron DIS (2008)

Alexakhin, V. Yu., Alexandrov, Yu., Alexeev, G. D., Amoroso, A., Arbuzov, A., ...

The measurements of the Collins and Sivers asymmetries of identified hadrons produced in deep-inelastic scattering of 160 GeV/c muons on a transversely polarised 6LiD target at COMPASS are presented....

Collins and Sivers Transverse Spin Asymmetries for Pions and Kaons on Deuterons (2008)

Aleeksev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...

The measurements of the Collins and Sivers asymmetries of identified hadrons produced in deep-inelastic scattering of 160 GeV/c muons on a transversely polarised 6LiD target at COMPASS are presented....

The Polarised Valence Quark Distribution from semi-inclusive DIS (2007)

Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Arbuzov, A, ...

The semi-inclusive difference asymmetry A^{h+ - h-} for hadrons of opposite charge has been measured by the COMPASS experiment at CERN. The data were collected in the years 2002-2004 using a 160 GeV...

Double spin asymmetry in exclusive $\rho^0$ muoproduction at COMPASS (2007)

Alexakhin, V Yu, Alekseev, M, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Arbuzov, A, ...

The longitudinal double spin asymmetry A_1^rho for exclusive leptoproduction of rho^0 mesons, mu + N -> mu + N + rho, is studied using the COMPASS 2002 and 2003 data. The measured reaction is...

The COMPASS Experiment at CERN (2007)

Abbon, P, Albrecht, E, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Alekseev, M G, ...

The COMPASS experiment makes use of the CERN SPS high-intensitymuon and hadron beams for the investigation of the nucleon spin structure and the spectroscopy of hadrons. One or more outgoing...

Spin asymmetry $A^d_1$ and the spin-dependent structure function $g^d_1$ of the deuteron at low values of $x$ and $Q^2$ (2007)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Y, Alexeev, G D, Amoroso, A, Badelek, B, ...

We present a precise measurement of the deuteron longitudinal spin asymmetry $A_1^d$ and of the deuteron spin-dependent structure function $g_1^d$ at $Q^2 < $ 1~(GeV/$c$)$^2$ and $4\cdot$10$^{-5} < x...

A new measurement of the Collins and Sivers asymmetries on a transversely polarised deuteron target (2006)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Alexeev, M, Amoroso, A, ...

New high precision measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarised 6LiD target are presented. The data...

The Deuteron Spin-dependent Structure Function $g^{d}_1$ and its First Moment (2006)

Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Alexeev, M, Amoroso, A, Badeek, B, ...

We present a measurement of the deuteron spin-dependent structure function g^d_1 based on the data collected by the COMPASS experiment at CERN during the years 2002-2004. The data provide an accurate...

Gluon polarization in the nucleon from quasi-real photoproduction of high-pT hadron pairs (2005)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badelek, B, ...

We present a determination of the gluon polarization Delta G/G in the nucleon, based on the helicity asymmetry of quasi-real photoproduction events, Q^2

Search for the $\phi (1860)$ Pentaquark at COMPASS (2005)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...

Narrow Xi-pi+- and Xi-bar+pi+- resonances produced by quasi-real photons have been searched for by the COMPASS experiment at CERN. The study was stimulated by the recent observation of an exotic...

Search for the $\phi (1860)$ Pentaquark at COMPASS (2005)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...

Narrow Xi-pi+- and Xi-bar+pi+- resonances produced by quasi-real photons have been searched for by the COMPASS experiment at CERN. The study was stimulated by the recent observation of an exotic...

First Measurement of the Transverse Spin Asymmetries of the Deuteron in Semi-Inclusive Deep Inelastic Scattering (2005)

Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, Balestra, F, ...

First measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarized 6-LiD target are presented. The data were taken...

First Measurement of the Transverse Spin Asymmetries of the Deuteron in Semi-Inclusive Deep Inelastic Scattering (2005)

Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, Balestra, F, ...

First measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarized 6-LiD target are presented. The data were taken...

Measurement of the Spin Structure of the Deuteron in the DIS Region (2005)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...

We present a new measurement of the longitudinal spin asymmetry A_1^d and the spin-dependent structure function g_1^d of the deuteron in the range 1 GeV^2 < Q^2 < 100 GeV^2 and 0.004< x

Measurement of the Spin Structure of the Deuteron in the DIS Region (2005)

Ageev, E S, Alexakhin, V Yu, Alexandrov, Yu A, Alexeev, G D, Amoroso, A, Badeek, B, ...

We present a new measurement of the longitudinal spin asymmetry A_1^d and the spin-dependent structure function g_1^d of the deuteron in the range 1 GeV^2 < Q^2 < 100 GeV^2 and 0.004< x

Spin asymmetries for events with high p_T hadrons in DIS and an evaluation of the gluon polarization (2005)

Adeva, B., Arik, E., Arvidson, A., Badeek, B., Baum, G., Berglund, P., ...

We present a measurement of the longitudinal spin cross section asymmetry for deep inelastic muon-nucleon interactions with two high transverse momentum hadrons in the final state. Two methods of...

THE U. S. NAVAL ORDNANCE LABORATORY HYPERSONIC TUNNEL, (2005)

Geineder,F., Schlesinger,M. I., Baum,G., Cornett,R.

The report describes the aerodynamic capability and physical plant installation of the U. S. Naval Ordnance Laboratory's Hypersonic Tunnel. The tunnel is a high pressure blowdown facility, using air...

Spin asymmetries for events with high $p_T$ hadrons in DIS and an evaluation of the gluon polarization (2004)

Adeva, B, Arik, A, Arvidson, A, Badelek, B, Baum, G, Berglund, P, ...

We present a measurement of the longitudinal spin cross section asymmetry for deep inelastic muon-nucleon interactions with two high transverse momentum hadrons in the final state. Two methods of...

Spin asymmetries for events with high p_T hadrons in DIS and an evaluation of the gluon polarization (2004)

Adeva, B., Arik, E., Arvidson, A., Badeek, B., Baum, G., Berglund, P., ...

We present a measurement of the longitudinal spin cross section asymmetry for deep inelastic muon-nucleon interactions with two high transverse momentum hadrons in the final state. Two methods of...

Spin asymmetries for events with high p_T hadrons in DIS and an evaluation of the gluon polarization (2004)

Adeva, B., Arik, E., Arvidson, A., Badeek, B., Baum, G., Berglund, P., ...

We present a measurement of the longitudinal spin cross section asymmetry for deep inelastic muon-nucleon interactions with two high transverse momentum hadrons in the final state. Two methods of...

VUV Absorbing Vapours in n-Perfluorocarbons (2003)

Albrecht, E, Baum, G, Bellunato, T F, Bressan, A, Dalla Torre, S, D'Ambrosio, C, ...

The optical transparency of perfluorocarbons used as Cherenkov media is of prime importance to many Ring Imaging Cherenkov detectors. We will in this paper show that the main photon absorbers in...

Measurement of the SMC muon beam polarisation using the asymmetry in the elastic scattering off polarised electrons (1999)

Adams, D, Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, ...

A muon beam polarimeter was built for the SMC experiment at the CERN SPS, for beam energies of 100 and 190~GeV. The beam polarisation is determined from the asymmetry in the elastic scattering off...

Spin Asymmetries $A_1$ of the Proton and the Deuteron in the Low $x$ and Low $Q^2$ Region from Polarized High Energy Muon Scattering (1999)

Adeva, B, Arik, E, Arvidson, A, Badelek, B, Baum, G, Berglund, P, ...

We present the results of the spin asymmetries $A_1$ of the proton and the deuteron in the kinematic region extending down to $x=6\cdot 10^{-5}$ and $Q^2=0.01$ GeV$^2$. The data were taken with a...

A large streamer chamber muon tracking detector in a high-flux fixed-target application (1999)

Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...

Arrays of limited streamer tubes of the Iarocci type were deployed in our experiment at CERN as part of a forward muon detector system with provisions for the beam to pass through the center of each...

The polarized double cell target of the SMC (1999)

Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...

The polarized target of the Spin Muon Collaboration at CERN was used for deep inelastic muon scattering experiments during 1993 to 1996 with a polarized muon beam to investigate the spin structure of...

A next-to-leading order QCD analysis of the spin structure function $g_1$ (1998)

Adeva, B, Akdogan, T, Arik, E, Badelek, B, Bardin, G, Baum, G, ...

We present a next-to-leading order QCD analysis of the presently available data on the spin structure function $g_1$ including the final data from the Spin Muon Collaboration (SMC). We present resu...

Spin Asymmetries $A_1$ and Structure Functions $g_1$ of the Proton and the Deuteron from Polarized High Energy Muon Scattering (1998)

Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, Bardin, G, ...

We present the final results of the spin asymmetries $A_1$ and the spin structure functions $g_1$ of the proton and the deuteron in the kinematic range $0.0008

Polarised quark distributions in the nucleon from semi-inclusive spin asymmetries (1997)

Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, Bardin, G, ...

We present a measurement of semi-inclusive spin asymmetries for positively and negatively charged hadrons from deep inelastic scattering of polarised muons on polarised protons and deuterons in the...

The spin-dependent structure function $g_1(x)$ of the proton from polarized deep-inelastic muon scattering (1997)

Adeva, B, Arik, E, Arvidson, A, Badelek, B, Bardin, G, Baum, G, ...

We present a new measurement of the virtual photon proton asymmetry $A_1^{\rm p}$ from deep inelastic scattering of polarized muons on polarized protons in the kinematic range $0.0008 < x < 0.7$ and...

Measurement of proton and nitrogen polarization in ammonia and a test of equal spin temperature (1997)

Adeva, B, Arik, E, Arvidson, A, Badelek, B, Baum, G, Berglund, P, ...

The 1996 data taking of the SMC experiment used polarized protons to measure the spin dependent structure function $g_1$ of the proton. Three liters of solid granular ammonia were irradiated at the...

Spin structure of the proton from polarized inclusive deep-inelastic muon-proton scattering (1997)

Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...

We have measured the spin-dependent structure function $g_1^{\rm p}$ in inclusive deep-inelastic scattering of polarized muons off polarized protons, in the kinematic range $0.003 < x < 0.7$ and...

The spin-dependent structure function $g_{1}(x)$ of the deuteron from polarized deep-inelastic muon scattering (1997)

Adams, D, Adeva, B, Akdogan, T, Arik, E, Arvidson, A, Badelek, B, ...

We present a new measurement of the spin-dependent structure function $g_1^{\rm d}$ of the deuteron from deep inelastic scattering of $190~\mbox{GeV}$ polarized muons on polarized deuterons. The...

Polarisation of valence and non-strange sea quarks in the nucleon from semi-inclusive spin asymmetries (1996)

Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, Bardin, G, ...

We present a measurement of semi-inclusive spin asymmetries for positively and negatively charged hadrons from deep inelastic scattering of polarised muons on polarised protons and deuterons in the...

Large enhancement of deuteron polarization with frequency modulated microwaves (1995)

Adeva, B, Ahmad, E, Arik, S, Arvidson, A, Badelek, B, Ballintijn, M K, ...

We report a large enhancement of 1.7 in deuteron polarization up to values of 0.6 due to frequency modulation of the polarizing microwaves in a two liters polarized target using the method of dynamic...

The SMC experiment: new data on the deuteron from the 1994 run (1995)

Baum, G

An overview of the SMC data taking and the polarized deep inelastic scattering experiment is given. The new data on the deuteron extend the kinematic range and have considerably reduced statistical...

The structure function ratios F$_{2}^{Li}$/F$_{2}^{D}$ and F$_{2}^{C}$/F$_{2}^{D}$ at small x (1995)

Arneodo, M, Arvidson, A, Badelek, B, Ballintijn, M K, Baum, G, Beaufays, J, ...

We present the structure function ratios F2(Li)/F2(D) and F2(C)/F2(D) measured in deep inelastic muon-nucleus scattering at a nominal incident muon energy of 200 GeV. The kinematic range 0.0001 < x <...

The Structure Function Ratios F2(Li)/F2(D) and F2(C)/F2(D) at small x (1995)

COLLABORATION, THE NEW MUON, Arneodo, M., Arvidson, A., Badelek, B., Ballintijn, M., Baum, G., ...

We present the structure function ratios F2(Li)/F2(D) and F2(C)/F2(D) measured in deep inelastic muon-nucleus scattering at a nominal incident muon energy of 200 GeV. The kinematic range 0.0001 < x <...

Semi-Inclusive Muon Scattering From A Polarised Target (1995)

E. Nappi, Semi-inclusive Muon, Scattering From, A Polarised, F. Posa, G. Baum, ...

A large acceptance and high luminosity measurement of identified hadrons from deep inelastic scattering of polarised muons from a polarised solid state target is proposed. The gluon polarisation...

Spin asymmetry in muon-proton deep inelastic scattering on a transversely-polarized target (1994)

Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...

We measured the spin asymmetry in the scattering of 100 GeV longitudinally-polarized muons on transversely polarized protons. The asymmetry was found to be compatible with zero in the kinematic range...

Measurement of the spin-dependent structure function g$_{1}$(x) of the proton (1994)

Adams, D, Adeva, B, Arik, E, Arvidson, A, Badelek, B, Ballintijn, M K, ...

Abstract : We have measured the spin-dependent structure function g_1^p of the proton in deep inelastic scattering of polarized muons off polarized protons, in the kinematic range 0.003

Self-assembly of a heteroduplex helicate from two different ligand strands and Cu(II) cations.

Hasenknopf, B, Lehn, J M, Baum, G, Fenske, D

Cu(II) ions have been reacted with a 1/1 mixture of two linear ligands, one containing three 2,2'- bipyridine groups and the other three 2,2':6',2"-terpyridine groups. Absorption spectroscopy and...

Molecular and biochemical analysis of calmodulin interactions with the calmodulin-binding domain of plant glutamate decarboxylase.

Arazi, T, Baum, G, Snedden, W A, Shelp, B J, Fromm, H

We previously provided what to our knowledge is the first evidence that plant glutamate decarboxylase (GAD) is a calmodulin (CaM)-binding protein. Here, we studied the GAD CaM-binding domain in...

The 58-Kilodalton Calmodulin-Binding Glutamate Decarboxylase Is a Ubiquitous Protein in Petunia Organs and Its Expression Is Developmentally Regulated.

Chen, Y., Baum, G., Fromm, H.

A cDNA coding for a 58-kD calcium-dependent calmodulin (CaM)-binding glutamate decarboxylase (GAD) previously isolated in our laboratory from petunia (Petunia hybrida) (G. Baum, Y. Chen, T. Arazi, H....

Calmodulin binding to glutamate decarboxylase is required for regulation of glutamate and GABA metabolism and normal development in plants.

Baum, G, Lev-Yadun, S, Fridmann, Y, Arazi, T, Katsnelson, H, Zik, M, ...

Glutamate decarboxylase (GAD) catalyzes the decarboxylation of glutamate to CO2 and gamma-aminobutyrate (GABA). GAD is ubiquitous in prokaryotes and eukaryotes, but only plant GAD has been shown to...

Self-assembly of a heteroduplex helicate from two different ligand strands and Cu(II) cations.

Hasenknopf, B, Lehn, J M, Baum, G, Fenske, D

Cu(II) ions have been reacted with a 1/1 mixture of two linear ligands, one containing three 2,2'- bipyridine groups and the other three 2,2':6',2"-terpyridine groups. Absorption spectroscopy and...

Molecular and biochemical analysis of calmodulin interactions with the calmodulin-binding domain of plant glutamate decarboxylase.

Arazi, T, Baum, G, Snedden, W A, Shelp, B J, Fromm, H

We previously provided what to our knowledge is the first evidence that plant glutamate decarboxylase (GAD) is a calmodulin (CaM)-binding protein. Here, we studied the GAD CaM-binding domain in...

The 58-Kilodalton Calmodulin-Binding Glutamate Decarboxylase Is a Ubiquitous Protein in Petunia Organs and Its Expression Is Developmentally Regulated.

Chen, Y., Baum, G., Fromm, H.

A cDNA coding for a 58-kD calcium-dependent calmodulin (CaM)-binding glutamate decarboxylase (GAD) previously isolated in our laboratory from petunia (Petunia hybrida) (G. Baum, Y. Chen, T. Arazi, H....

Calmodulin binding to glutamate decarboxylase is required for regulation of glutamate and GABA metabolism and normal development in plants.

Baum, G, Lev-Yadun, S, Fridmann, Y, Arazi, T, Katsnelson, H, Zik, M, ...

Glutamate decarboxylase (GAD) catalyzes the decarboxylation of glutamate to CO2 and gamma-aminobutyrate (GABA). GAD is ubiquitous in prokaryotes and eukaryotes, but only plant GAD has been shown to...