F. Becker

Details der Publikationsliste

Zeitraum

1878 - 2009

Anzahl

198

Co-Autoren

Shell structure and shape changes in neutron-rich krypton isotopes (2009)

Iwanicki, J, Jolie, J, Becker, F, ...

B(E2;2+_1->0+_1) values have been measured for the unstable nuclei 88Kr (N=52) and 92Kr (N=56) using projectile Coulomb excitation at ISOLDE, CERN. With this experiment the local maximum in E(2+_1)...

Radiation protection in inhomogeneous beta-gamma fields and modelling of hand phantoms with MCNPX (2009)

Blunck, Ch., Becker, F., Hegenbart, L., Heide, B., Schimmelpfeng, J., Urban, M.

The usage of beta-radiation sources in various nuclear medicine therapies is increasing. Consequently, enhanced radiation protection measures are required, as medical staff more frequently handle...

Neutron-proton pairing competition in N=Z Nuclei: metastable state decays in the proton dripline nuclei 82Nb and 86Tc (2008)

Garnsworthy, A.B., Regan, P.H., Caceres, L., Pietri, S., Sun, Y., Rudolph, D., ...

The low-lying structures of the self-conjugate (N=Z) nuclei 8241Nb41 and 8643Tc43 have been investigated using isomeric-decay spectroscopy following the projectile fragmentation of a 107Ag beam....

Isospin Symmetry and Proton Decay: Identification of the 10(+) Isomer in Ni-54 (2008)

Rudolph, D, Hoischen, R, Hellstrom, M, Pietri, S, Podolyak, Z, Regan, P H, ...

The gamma decays from an isomeric 10(+) state at 6457 keV in the nucleus Ni-54(28)26 have been identified using the GSI fragment separator in conjunction with the RISING Ge-detector array. The state...

New Sub-Mu s Isomers in Sn-125,Sn-127,Sn-129 and Isomer Systematics of Sn124-130 (2008)

Lozeva, R L, Simpson, G S, Grawe, H, Neyens, G, Atanasova, L A, Balabanski, D L, ...

New sub-mu s isomers have been observed in the neutron-rich Sn isotopes. Sn-125,Sn-127,Sn-129 nuclei have been produced in a relativistic fission reaction of U-238 on a Be-9 target at 750 A.MeV and...

Measurements of the ambient dose equivalent of produced X-rays at the linear accelerator UNILAC of GSI. (2008)

Fehrenbacher, G., Festag, J.G., Grosam, S., Vogt, K., Becker, F.

12th Internat.Congress of the Internat.Radiation Protection Association (IRPA 12), Buenos Aires, RA, October 19-24, 2008

Modelling of hand phantoms and optimisation of dose measurements in inhomogeneous beta-photon radiation fields using the MCNP code. (2008)

Becker, F., Blunck, C., Hegenbart, L., Heide, B., Leone, D., Nagels, S., ...

12th Internat.Congress of the Internat.Radiation Protection Association (IRPA 12), Buenos Aires, RA, October 19-24, 2008

Structure of Neutron Rich Palladium Isotopes Produced in Heavy Ion Induced Ssion (2007)

Houry Lucas Porquet, M. Houry, R. Lucas, Ch. Theisen, M. Girod, ...

. New band structures have been observed in 112 Pd, 113 Pd, 115 Pd and 118 Pd produced via the fusion-#ssion reaction 12 C+ 238 Uatabombarding energy of 90 MeV. # , # , # coincidence measurements...

First access to beta half-lives approaching the r-process path near N=126 (2007)

Kurtukian-Nieto, T., Benlliure, J., Audouin, L., Becker, F., Blank, B., Borzov, I. N., ...

Heavy neutron-rich nuclei close to N=126 were produced by fragmentation of a 1 A GeV 208Pb beam at the FRS at GSI. The beta-decay half-lives of 8 nuclides have been determined. The comparison of the...

Shape coexistence in neutron-deficient krypton isotopes (2007)

Clément, E., Görgen, A., Korten, W., Bouchez, E., Chatillon, A., ...

Shape coexistence in the light krypton isotopes was studied in two low-energy Coulomb excitation experiments using radioactive $^{74}$Kr and $^{76}$Kr beams from the SPIRAL facility at GANIL. The...

Shape coexistence in neutron-deficient krypton isotopes (2007)

Clément, E., Görgen, A., Korten, W., Bouchez, E., Chatillon, A., ...

Shape coexistence in the light krypton isotopes was studied in two low-energy Coulomb excitation experiments using radioactive $^{74}$Kr and $^{76}$Kr beams from the SPIRAL facility at GANIL. The...

Shape coexistence in neutron-deficient krypton isotopes (2007)

Clément, E., Görgen, A., Korten, W., Bouchez, E., Chatillon, A., ...

Shape coexistence in the light krypton isotopes was studied in two low-energy Coulomb excitation experiments using radioactive $^{74}$Kr and $^{76}$Kr beams from the SPIRAL facility at GANIL. The...

Coulomb excitation of $^{78}$Kr (2006)

Becker, F., Petrovici, A., Iwanicki, J., Amzal, N., Korten, W., Hauschild, K., ...

The Kr isotopes are considered to be among the best cases for shape coexistence studies in the mass A$\sim$70 region. Our campaign to investigate in detail the development of the shape coexistence in...

Story pacing in interactive storytelling (2006)

Göbel, S., Malkewitz, R., Becker, F.

This paper discusses timing and pacing issues in Interactive Storytelling applications at the conceptual level. Herein, aspects of both, the authoring process and the experiencing of interactive...

Erste Ergebnisse zum Forschungsvorhaben 'Radon-Erhebungsmessungen in Wasserwerken in Baden-Württemberg'. (2006)

Becker, F., Burgkhardt, B., Nagels, S., Schaller, M., Tecle, T., Ugi, S., ...

38.Jahrestagung des Deutsch-Schweizerischen Fachverbandes für Strahlenschutz, Dresden, 19.-22.September 2006

$^{Sn}$108 studied with intermediate-energy Coulomb excitation (2005)

Banu, A., Gerl, J., Fahlander, C., Górska, M., Grawe, H., Saito, T.R., ...

The unstable neutron-deficient $^{108}$Sn isotope has been studied in inverse kinematics by intermediate-energy Coulomb excitation using the RISING/FRS experimental setup at GSI. This is the highest...

Study of $^{19}$Na at SPIRAL (2005)

Himpe, P., Lewitowicz, M., Stefan, I., Smirnova, N., L. Achouri, N., ...

The excitation function for the elastic-scattering reaction p($^{18}$Ne, p) $^{18}$Ne was measured with the first radioactive beam from the SPIRAL facility at the GANIL laboratory and with a solid...

Shape coexistence in light krypton isotopes (2005)

Clément, E., Görgen, A., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

Shape coexistence in the light krypton isotopes was studied in a series of experiments at GANIL using various experimental techniques. A new low-lying $0^+$ state, a so-called shape isomer, was found...

Shape Coexistence in Light Krypton Isotopes (2005)

Görgen, A., Clément, E., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

The light Krypton isotopes were studied in a series of Coulomb excitation experiments using radioactive beams at GANIL. The static quadrupole moments found in these experiments give firm experimental...

$^{Sn}$108 studied with intermediate-energy Coulomb excitation (2005)

Banu, A., Gerl, J., Fahlander, C., Górska, M., Grawe, H., Saito, T.R., ...

The unstable neutron-deficient $^{108}$Sn isotope has been studied in inverse kinematics by intermediate-energy Coulomb excitation using the RISING/FRS experimental setup at GSI. This is the highest...

Study of $^{19}$Na at SPIRAL (2005)

Himpe, P., Lewitowicz, M., Stefan, I., Smirnova, N., L. Achouri, N., ...

The excitation function for the elastic-scattering reaction p($^{18}$Ne, p) $^{18}$Ne was measured with the first radioactive beam from the SPIRAL facility at the GANIL laboratory and with a solid...

Shape coexistence in light krypton isotopes (2005)

Clément, E., Görgen, A., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

Shape coexistence in the light krypton isotopes was studied in a series of experiments at GANIL using various experimental techniques. A new low-lying $0^+$ state, a so-called shape isomer, was found...

Shape Coexistence in Light Krypton Isotopes (2005)

Görgen, A., Clément, E., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

The light Krypton isotopes were studied in a series of Coulomb excitation experiments using radioactive beams at GANIL. The static quadrupole moments found in these experiments give firm experimental...

Study of $^{19}$Na at SPIRAL (2005)

Himpe, P., Lewitowicz, M., Stefan, I., Smirnova, N., Achouri, N.L., ...

The excitation function for the elastic-scattering reaction p($^{18}$Ne, p) $^{18}$Ne was measured with the first radioactive beam from the SPIRAL facility at the GANIL laboratory and with a solid...

Shape coexistence in light krypton isotopes (2005)

Clément, E., Görgen, A., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

Shape coexistence in the light krypton isotopes was studied in a series of experiments at GANIL using various experimental techniques. A new low-lying $0^+$ state, a so-called shape isomer, was found...

Shape Coexistence in Light Krypton Isotopes (2005)

Görgen, A., Clément, E., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

The light Krypton isotopes were studied in a series of Coulomb excitation experiments using radioactive beams at GANIL. The static quadrupole moments found in these experiments give firm experimental...

Application-specific evaluation of content based video retrieval methods (2005)

Becker, F.

Content-based video retrieval (CBVR) is still in its infancy: practical implementations almost never go beyond queries on textual information on scenes or complete video sequences' descriptors...

INSCAPE: Storymodels for interactive storytelling and edutainment applications (2005)

Göbel, S., Becker, F., Feix, A.

Techniques and rules, that promise a particularly effective way to tell stories, have been developed over hundreds of years. Hereby, from a technical point of view, various storymodels or story...

INSCAPE - interactive storytelling for creative people (2005)

Göbel, S., Becker, F.

In the first part of the paper, the global aims and objectives of the INSCAPE project are introduced. Then, first results of the research work at ZGDV Darmstadt in form of an analysis of story...

Shape coexistence in light krypton isotopes (2005)

Clément, E., Görgen, A., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

Shape coexistence in the light krypton isotopes was studied in a series of experiments at GANIL using various experimental techniques. A new low-lying $0^+$ state, a so-called shape isomer, was found...

Study of $^{19}$Na at SPIRAL (2005)

Himpe, P., Lewitowicz, M., Stefan, I., Smirnova, N., Achouri, N.L., ...

The excitation function for the elastic-scattering reaction p($^{18}$Ne, p) $^{18}$Ne was measured with the first radioactive beam from the SPIRAL facility at the GANIL laboratory and with a solid...

Shape Coexistence in Light Krypton Isotopes (2005)

Görgen, A., Clément, E., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

The light Krypton isotopes were studied in a series of Coulomb excitation experiments using radioactive beams at GANIL. The static quadrupole moments found in these experiments give firm experimental...

Shape Coexistence in Light Krypton Isotopes (2005)

Görgen, A., Clément, E., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

The light Krypton isotopes were studied in a series of Coulomb excitation experiments using radioactive beams at GANIL. The static quadrupole moments found in these experiments give firm experimental...

Shape coexistence in light krypton isotopes (2005)

Clément, E., Görgen, A., Bouchez, E., Chatillon, A., Korten, W., Le Coz, Y., ...

Shape coexistence in the light krypton isotopes was studied in a series of experiments at GANIL using various experimental techniques. A new low-lying $0^+$ state, a so-called shape isomer, was found...

Study of $^{19}$Na at SPIRAL (2005)

Himpe, P., Lewitowicz, M., Stefan, I., Smirnova, N., Achouri, N.L., ...

The excitation function for the elastic-scattering reaction p($^{18}$Ne, p) $^{18}$Ne was measured with the first radioactive beam from the SPIRAL facility at the GANIL laboratory and with a solid...

N=14 and 16 Shell Gaps in Neutron-Rich Oxygen Isotopes (2004)

Stanoiu, M, Azaiez, F, Dombradi, Z, Sorlin, O, Brown, B A, Belleguic, M, ...

In-beam gamma-ray spectroscopy using fragmentation reactions of both stable and radioactive beams has been performed in order to study the structure of excited states in neutron-rich oxygen isotopes...

Nuclear Structure around the N=16 subshell closure (2004)

Sorlin, O., Stanoiu, M., Dombrádi, Zs., Azaiez, F., A. Brown, B., Belleguic, M., ...

In-beam gamma-spectroscopy using fragmentation reactions of both stable and radioactive beams have been performed in order to study the structure of excited states in the neutron-rich 18,20C, 21–24O...

Beta-decay of $^{71}$Co and $^{73}Co (2004)

Sawicka, M., Matea, I., Grawe, H., Grzywacz, R., Pfützner, M., Lewitowicz, M., ...

A decay spectroscopy study of the neutron-rich cobalt isotopes has been performed using fragmentation of a 86Kr36+ beam and the new LISE2000 spectrometer at GANIL. For 71Co and 73Co, the...

Nuclear Structure around the N=16 subshell closure (2004)

Sorlin, O., Stanoiu, M., Dombrádi, Zs., Azaiez, F., A. Brown, B., Belleguic, M., ...

In-beam gamma-spectroscopy using fragmentation reactions of both stable and radioactive beams have been performed in order to study the structure of excited states in the neutron-rich 18,20C, 21–24O...

Beta-decay of $^{71}$Co and $^{73}Co (2004)

Sawicka, M., Matea, I., Grawe, H., Grzywacz, R., Pfützner, M., Lewitowicz, M., ...

A decay spectroscopy study of the neutron-rich cobalt isotopes has been performed using fragmentation of a 86Kr36+ beam and the new LISE2000 spectrometer at GANIL. For 71Co and 73Co, the...

Verfahren und Vorrichtung zur Detektion schwerfluechtiger Substanzen (2004)

Krausa, M., Schorb, K., Krebs, S., Becker, F.

NOVELTY - Low volatility substances are detected in soil, liquids and gases by carrying out several electrochemical sensor measuring cycles of applied voltage increase and decrease, determining the...

An Active Pre-Alignment System and Metrology Network for CLIC (2003)

Becker, F, Coosemans, Williame, Pittin, R, Wilson, Ian H

The pre-alignment tolerance on the transverse positions of the components of the CLIC linacs is typically ten microns over distances of 200 m. Such tight tolerances cannot be obtained by a static...

Low Energy Levels in Ni-72 (2003)

Sawicka, M, Grzywacz, R, Matea, I, Grawe, H, Pfutzner, M, Daugas, J M, ...

The yrast J(pi)=8(+) states in neutron-rich Ni-70,Ni-72,Ni-74,Ni-76 nuclei are predicted to be isomeric. The present paper describes two GANIL experiments. In the first of them a search was made for...

Magnetic and collective rotation in Br-79 (2002)

Schwengner,R., Donau,F., Servene,T., Schnare,H., Reif,J., Winter,G., ...

Excited states of the nucleus Br-79 were investigated via the reaction Ge-76(Li-7,4n) at a beam energy of 35 MeV. Coincidence data of emitted gamma rays were measured with an arrangement of six...

Transonic Noise Generation by Duct and Profile Flow. (2002)

Meier,G. E. A., Timm,R., Becker,F.

To study the strong sound generation in the case of helicopter rotor vortex interaction, a vortex profile flow interaction experiment is performed in a transonic duct. Vortices are generated upstream...

Reconstruction of a Three-Dimensional Transonic Rotor Flow Field from Holographical Interferogram Data. (2002)

Yu,Y. H., Kittleson,J. K., Becker,F.

Holographic interferometry and computer-assisted tomography (CAT) are used to determine the transonic velocity field of a model rotor blade in hover. A pulsed ruby laser recorded 40 interferograms...

Application of Digital Interferogram Evaluation Techniques, (2002)

Becker,F., Yu,Y. H.

A system for digitally evaluating interferograms, based on an image-processing system connected to a host computer, has been implemented. The system supports one- and two-dimensional interferogram...

Three-Dimensional, Transonic Rotor Flow Field Reconstructed from Holographic Interferogram Data. (2002)

Kittleson,J. K., Yu,Y. H., Becker,F.

Holographic interferometry and computer-assisted tomography (CAT) are used to determine the transonic flow field of a model rotor blade in hover. A pulsed ruby laser recorded 40 interferograms with a...

Magnetic and collective rotation in Br-79 (2002)

Schwengner, R., Donau, F., Servene, T., Schnare, H., Reif, J., Winter, G., ...

Excited states of the nucleus Br-79 were investigated via the reaction Ge-76(Li-7,4n) at a beam energy of 35 MeV. Coincidence data of emitted gamma rays were measured with an arrangement of six...

CLIC: a Two-Beam Multi-TeV $e\pm$ Linear Collider (2000)

Delahaye, J P, Wilson, Ian H, Assmann, R W, Becker, F, Bossart, Rudolf, Braun, H, ...

The CLIC study of a high-energy (0.5 - 5 TeV), high-luminosity (1034 - 1035 cm-2 sec-1) e± linear collider is presented. Beam acceleration using high frequency (30 GHz) normal-conducting structures...

Study of the neutron-rich Ar, Cl, S and P nuclei near the N=28 closed shell (2000)

Sohler, D., Timar, J., Dombradi, Z., Nyako, B.M., Azaiez, F., Sorlin, O., ...

Excited states of neutron-rich Ar, Cl, S and P isotopes have been produced via fragmentation of a Ca-48 beam at the GANIL, and studied by using segmented clover Ge and BaF2 gamma -ray detectors in...

Study of the neutron-rich Ar, Cl, S and P nuclei near the N=28 closed shell (2000)

Sohler, D., Timar, J., Dombradi, Z., Nyako, B.M., Azaiez, F., Sorlin, O., ...

Excited states of neutron-rich Ar, Cl, S and P isotopes have been produced via fragmentation of a Ca-48 beam at the GANIL, and studied by using segmented clover Ge and BaF2 gamma -ray detectors in...

Conséquences des perturbations de la gravité sur l'alignement du CLIC (1999)

Becker, F

For the CLIC alignment, the accuracy required for the definition of the geometrical references entails the evaluation of the effects of the Earth's gravity field's disturbances. The distortions of...

IRSUTE: a minisatellite project for land surface heat flux estimation from field to regional scale (1999)

Seguin, B., Becker, F., Phulpin, T., Gu, X.F., Guyot, G., Kerr, Y., ...

Thermal infrared remote sensing has proved its usefulness in various environmental applications, including the evaluation of surface heat fluxes exchanged between the continental biosphere and the...

Edge-phase-shifting lithography for sub 0.3 mu m T-gates (1997)

Hülsmann, A., Becker, F., Hornung, J., Köhler, D., Schneider, J.

We have developed an edge-phase-shifting (EPS) lithography for the fabrication of sub 0.3 mu m T-gates using a 5x i-line stepper with a 0.4 numerical aperture lens. Two exposures have to be...

Determinación de la temperatura de la superficie terrestre a partir de los datos suministrados por el sensor ATSR de satélite ERS-1 (1994)

Sobrino, J.A., Li, Z. L., Stoll, Marc P., Becker, F., Caselles, V.

En el presente trabajo se ha realizado un estudio comparativo entre la técnica multiangular y la corrientemente usada técnica bicanal (método split-window), para determinar la temperatura de la...

Determinación de la temperatura de la superficie terrestre a partir de los datos suministrados por el sensor ATSR de satélite ERS-1 (1994)

Sobrino, J.A., Li, Z. L., Stoll, Marc P., Becker, F., Caselles, V.

En el presente trabajo se ha realizado un estudio comparativo entre la técnica multiangular y la corrientemente usada técnica bicanal (método split-window), para determinar la temperatura de la...

A NOVEL BOROSILICATE GLASS (SiOB-BSG) BY LOW PRESSURE DECOMPOSITION OF A MONOMOLECULAR LIQUID PRECURSOR (1988)

Treichel, H., Becker, F., Fuchs, D., Kruck, T.

BSG with constant composition (ca. 4.7 wt% B) was deposited using Tris(trimethylsiloxy)boron B[OSi(CH3)3]3 in a standard LPCVD system. The optimum deposition conditions are 800 °C, 105 Pa (800...

A NOVEL BOROSILICATE GLASS (SiOB-BSG) BY LOW PRESSURE DECOMPOSITION OF A MONOMOLECULAR LIQUID PRECURSOR (1988)

Treichel, H., Becker, F., Fuchs, D., Kruck, T.

BSG with constant composition (ca. 4.7 wt% B) was deposited using Tris(trimethylsiloxy)boron B[OSi(CH3)3]3 in a standard LPCVD system. The optimum deposition conditions are 800 °C, 105 Pa (800...

A NOVEL BOROSILICATE GLASS (SiOB-BSG) BY LOW PRESSURE DECOMPOSITION OF A MONOMOLECULAR LIQUID PRECURSOR (1988)

Treichel, H., Becker, F., Fuchs, D., Kruck, T.

BSG with constant composition (ca. 4.7 wt% B) was deposited using Tris(trimethylsiloxy)boron B[OSi(CH3)3]3 in a standard LPCVD system. The optimum deposition conditions are 800 °C, 105 Pa (800...

Magnets. (1983)

Becker, F., Dittrich, H., Erb, J., Fluekiger, R., Hilal, M., Jeske, U., ...

Internat.Tokamak Reactor Phase-2A : INTOR, European Contributions to the Workshop

ÉTUDE THÉORIQUE DE LA RÉACTION π- + 4He π+ + 4n (1966)

Becker, F., Schmit, C.

A l'aide de la théorie du double échange de charge, développée par F. Becker et Z. Maric, nous avons étudié deux états possibles du système à quatre neutrons, et nous avons comparé nos...

ÉTUDE THÉORIQUE DE LA RÉACTION π- + 4He π+ + 4n (1966)

Becker, F., Schmit, C.

A l'aide de la théorie du double échange de charge, développée par F. Becker et Z. Maric, nous avons étudié deux états possibles du système à quatre neutrons, et nous avons comparé nos...

ÉTUDE THÉORIQUE DE LA RÉACTION π- + 4He π+ + 4n (1966)

Becker, F., Schmit, C.

A l'aide de la théorie du double échange de charge, développée par F. Becker et Z. Maric, nous avons étudié deux états possibles du système à quatre neutrons, et nous avons comparé nos...

Use of a reporter transgene to generate arabidopsis mutants in ubiquitin-dependent protein degradation.

Bachmair, A, Becker, F, Schell, J

Ubiquitin-dependent proteolysis is a major proteolytic pathway in the cytoplasm and nucleus of eukaryotic cells. We introduced a gene encoding a substrate for this pathway into the genome of...

Changes in liver and L-cell plasma membranes during infection with Coxiella burnetii.

Marecki, N, Becker, F, Baca, O G, Paretsky, D

Changes in plasma membrane proteins of guinea pig liver and L-929 cells were studied during infection with Coxiella burnetii. Polypeptide species resolved by disc polyacrylamide gel electrophoresis...

Perturbation of the ubiquitin system causes leaf curling, vascular tissue alterations and necrotic lesions in a higher plant.

Bachmair, A, Becker, F, Masterson, R V, Schell, J

A ubiquitin variant with Lys48 changed to Arg acts in vitro as an inhibitor of ubiquitin dependent protein degradation. To assess the role of this proteolytic pathway in the life cycle of plants, we...

Use of a reporter transgene to generate arabidopsis mutants in ubiquitin-dependent protein degradation.

Bachmair, A, Becker, F, Schell, J

Ubiquitin-dependent proteolysis is a major proteolytic pathway in the cytoplasm and nucleus of eukaryotic cells. We introduced a gene encoding a substrate for this pathway into the genome of...

Changes in liver and L-cell plasma membranes during infection with Coxiella burnetii.

Marecki, N, Becker, F, Baca, O G, Paretsky, D

Changes in plasma membrane proteins of guinea pig liver and L-929 cells were studied during infection with Coxiella burnetii. Polypeptide species resolved by disc polyacrylamide gel electrophoresis...

Perturbation of the ubiquitin system causes leaf curling, vascular tissue alterations and necrotic lesions in a higher plant.

Bachmair, A, Becker, F, Masterson, R V, Schell, J

A ubiquitin variant with Lys48 changed to Arg acts in vitro as an inhibitor of ubiquitin dependent protein degradation. To assess the role of this proteolytic pathway in the life cycle of plants, we...