Weyeneth, S., Mosele, U., Zhigadlo, N. D., Katrych, S., Bukowski, Z., Karpinski, J., ...
Single crystals of the oxypnictide superconductor SmFeAsO_(0.8)F_(0.2) with T_c=45(1) K were investigated by torque magnetometry. The crystals of mass~0.1 mug were grown by a high-pressure cubic...
Mapping the attractiveness of the Dutch countryside: a GIS-based landscape appreciation model (2007)
Uldry, A., Mali, M., Roos, J., Meier, P. F.
We present evidence that the antiferromagnetic spin correlations in optimally doped YBa_2Cu_3O_7 and underdoped YBa_2Cu_4O_8 develop a surprisingly strong anisotropy in the superconducting state....
Automated operation of a home made torque magnetometer using LabVIEW (2005)
Kohout, S., Roos, J., Keller, H.
In order to simplify and optimize the operation of our home made torque magnetometer we created a new software system. The architecture is based on parallel, independently running instrument handlers...
Distribución de los sistemas lecheros en la unión Europa (2004)
Pérez-Soba, M., Mücher, C.A., Elbersen, B.S., Godeschalk, F.E., Roos, J.
Absence of a boron isotope effect in the magnetic penetration depth of MgB$_{2}$ (2003)
Di Castro, D., Angst, M., Eshchenko, D. G., Khasanov, R., Roos, J., Savić, I. M., ...
The magnetic penetration depth $\lambda(0)$ in polycrystalline MgB$_{2}$ for different boron isotopes ($^{10}$B/$^{11}$B) was investigated by transverse field muon spin rotation. No boron isotope...
Khasanov, R., Eshchenko, D. G., Luetkens, H., Morenzoni, E., Prokscha, T., Suter, A., ...
We report the first direct observation of the oxygen-isotope ($^{16}$O/$^{18}$O) effect on the in-plane penetration depth $\lambda_{ab}$ in a nearly optimally doped YBa$_2$Cu$_3$O$_{7-\delta}$ film...
Angst, M., Puzniak, R., Wisniewski, A., Roos, J., Keller, H., Miranovic, P., ...
The angular and temperature dependence of the upper critical field Hc2 in MgB2 was determined from torque magnetometry measurements on single crystals. The Hc2 anisotropy gamma_H was found to...
MgB2 single crystals: high pressure growth and anisotropic properties (2002)
Karpinski, J., Angst, M., Jun, J., Kazakov, S. M., Puzniak, R., Wisniewski, A., ...
Single crystals of MgB2 with a size up to 1.5x0.9x0.2 mm3 have been grown with a high pressure cubic anvil technique. The crystal growth process is very peculiar and involves an intermediate nitride,...
Angst, M., Puzniak, R., Wisniewski, A., Roos, J., Keller, H., Karpinski, J.
In a recent paper [Phys. Rev. B 66, 012501 (2002)], torque data measured on a MgB2 single crystal in fields from 10 to 60 kOe at 10 K were presented. The authors obtained the anisotropy gamma by...
Oxygen Isotope Effect of the Plane-Copper NQR Frequency in YBa_2Cu_4O_8 (2001)
Mali, M., Roos, J., Keller, H., Karpinski, J., Conder, K.
We report on high-precision measurements of the temperature dependence of the plane-^63Cu NQR line frequency nu_Q(Cu2) and the linewidth in normal and superconducting ^16O and ^18O exchanged...
Temperature and field dependence of the anisotropy of MgB2 (2001)
Angst, M., Puzniak, R., Wisniewski, A., Jun, J., Kazakov, S. M., Karpinski, J., ...
The anisotropy gamma of the superconducting state of high quality single-crystals of MgB2 was determined, using torque magnetometry with two different methods. The anisotropy of the upper critical...
^25Mg NMR study of the MgB_2 superconductor (2001)
Mali, M., Roos, J., Shengelaya, A., Keller, H., Conder, K.
^25Mg NMR spectra and nuclear spin-lattice relaxation time, T_1, have been measured in polycrystalline ^25MgB_2 with a superconducting transition temperature T_c = 39.0 K in zero magnetic field. From...
Charge degree of freedom and single-spin fluid model in YBa_2Cu_4O_8 (1999)
Suter, A., Mali, M., Roos, J., Brinkmann, D.
We present a 17O nuclear magnetic resonance study in the stoichiometric superconductor YBa_2Cu_4O_8. A double irradiation method enables us to show that, below around 180 K, the spin-lattice...
Idenifiers: Thermoacoustic streaming. The local heat-transfer coefficient around the circumference of a heated horizontal cylinder, both in the presence and absence of a strong stationary sound...
D. Brinkmann, S. Berger, M. Mali, R. Pozzi, F. Raffa, J. Roos, ...
ng in YBa 2 Cu 4 O 8 (1--2--4) around T y = 180 K [1]. The crossover, which is not a structural phase transition, involves enhanced charge fluctuations in planes and chains accompanied by a charge...
D. Brinkmann, S. Berger, A. Lombardi, M. Mali, R. Pozzi, F. Raffa, ...
gnetic (AF) parent compounds from which many HTSC are derived. 9.1.1 Electronic crossover in YBa 2 Cu 4 O 8 It is commonly agreed that an understanding of the normal state of the HTSC is a...
ATM Transmission Convergence implementations: SONET/SDH vs. Cell-Based (1998)
This article discusses various issues around the Transmission Convergence (TC) sublayer in the physical layer of ATM. A brief introduction is given to the layered approach and functionality of the...
Ruimtelijk analysekader landbouw-milieu; de mestproblematiek; achtergrondrapport (1997)
Per koersgebied zijn de mestproductie en plaatsingsruimte berekend voor de jaren 1987, 1994 en 2005 met behulp van de CBS-landbouwtelling en wettelijke mestproductiegegevens. Tussen 1987 en 1994 is...
Ruimtelijk analysekader landbouw-milieu; de mestproblematiek; beleidssamenvatting (1997)
Per koersgebied zijn de mestproductie en plaatsingsruimte berekend voor de jaren 1987, 1994 en 2005 met behulp van de CBS-landbouwtelling en wettelijke mestproductiegegevens. Tussen 1987 en 1994 is...
Kemmers, R.H., Roos, J., Kros, J.
Het Geontegreerd Ruimtelijk Evaluatie-instrumentarium voor Natuurontwikkelingsscenario's is gebaseerd op een samenhangende structuur van modellen die met elkaar communiceren via een database die is...
Stern, R., Mali, M., Roos, J., Brinkmann, D.
We report measurements of the Gaussian contribution, T_{2G}, to the plane ^{63}Cu nuclear spin--spin relaxation time in the YBa_2Cu_3O_7 and YBa_2Cu_4O_8 blocks of normal and superconducting...
De vitamine D status, botmineraaldichtheid en botstofwisseling bij oudere vrouwen (1993)
Ooms, M.E., Lips, P., Roos, J., Vijgh, W., Bezemer, P.D., Bouter, L.M.
NMR INVESTIGATIONS OF THE SUPERIONIC CONDUCTORS MAg4I5 (M = K,Rb) AT PRESSURES UP TO 0,7 GPa (1984)
Huber, H., Mali, M., Roos, J., Brinkmann, D.
In RbAg4I5 a new high-pressure phase has been detected which could have a lower conductivity than the β phase. Rb and Ag relaxation studies suggest that in the β phases of RbAg4I5 and...
NMR INVESTIGATIONS OF THE SUPERIONIC CONDUCTORS MAg4I5 (M = K,Rb) AT PRESSURES UP TO 0,7 GPa (1984)
Huber, H., Mali, M., Roos, J., Brinkmann, D.
In RbAg4I5 a new high-pressure phase has been detected which could have a lower conductivity than the β phase. Rb and Ag relaxation studies suggest that in the β phases of RbAg4I5 and...
NMR INVESTIGATIONS OF THE SUPERIONIC CONDUCTORS MAg4I5 (M = K,Rb) AT PRESSURES UP TO 0,7 GPa (1984)
Huber, H., Mali, M., Roos, J., Brinkmann, D.
In RbAg4I5 a new high-pressure phase has been detected which could have a lower conductivity than the β phase. Rb and Ag relaxation studies suggest that in the β phases of RbAg4I5 and...
Boersma, F., Hijmans, J., De Jonge, W., Roos, J.
The phase diagrams of a series of pseudo one-dimensional antiferromagnetic Heisenberg compounds have been measured in external magnetic fields up to 90 kOe along the three principal axes. The results...
Boersma, F., Hijmans, J., De Jonge, W., Roos, J.
The phase diagrams of a series of pseudo one-dimensional antiferromagnetic Heisenberg compounds have been measured in external magnetic fields up to 90 kOe along the three principal axes. The results...
Boersma, F., Hijmans, J., De Jonge, W., Roos, J.
The phase diagrams of a series of pseudo one-dimensional antiferromagnetic Heisenberg compounds have been measured in external magnetic fields up to 90 kOe along the three principal axes. The results...
A screen for yeast mutants with defects in the dolichol-mediated pathway for N-glycosylation.
Roos, J, Sternglanz, R, Lennarz, W J
Dolichol in the form of dolichyl phosphate participates in the synthesis of N- and O-linked glycoproteins and phosphatidylinositol-linked proteins in the yeast Saccharomyces cerevisiae. In this...
A screen for yeast mutants with defects in the dolichol-mediated pathway for N-glycosylation.
Roos, J, Sternglanz, R, Lennarz, W J
Dolichol in the form of dolichyl phosphate participates in the synthesis of N- and O-linked glycoproteins and phosphatidylinositol-linked proteins in the yeast Saccharomyces cerevisiae. In this...
Reproducibility of bone mineral density measurement in daily practice
Lodder, M, Lems, W, Ader, H, Marthinsen, A, Lips, P, ...
Background: Bone mineral density (BMD) measurements are frequently performed repeatedly for each patient. Subsequent BMD measurements allow reproducibility to be assessed.
Prevalence of small opacities in chest radiographs of nickel sinter plant workers.
Muir, D C, Julian, J, Jadon, N, Roberts, R, Roos, J, Chan, J, ...
Radiographs from 745 nickel sinter plant workers were taken and classified by five readers using the International Labour Office (1980) protocol. Each reader worked independently and the films were...