F. Borsa

Publication List Details

Period

1972 - 2009

Number

54

Co-Authors

Magnetic properties and spin dynamics in single molecule paramagnets Cu6Fe and Cu6Co (2009)

Khuntia, P., Mariani, M., Mozzati, M. C., Sorace, L., Orsini, F., Lascialfari, A., ...

The magnetic properties and the spin dynamics of two molecular magnets have been investigated by magnetization and d.c. susceptibility measurements, Electron Paramagnetic Resonance (EPR) and proton...

Single Crystal 31P NMR Studies of the Frustrated Square Lattice Compound Pb2(VO)(PO4)2 (2009)

Nath, R., Furukawa, Y., Borsa, F., Kaul, E. E., Baenitz, M., Geibel, C., ...

The static and dynamic properties of V^{4+} spins (S = 1/2) in the frustrated square lattice compound Pb2(VO)(PO4)2 were investigated by means of magnetic susceptibility chi and 31P nuclear magnetic...

Magnetization and spin dynamics of a Cr-based magnetic cluster: Cr$_{7}$Ni (2008)

Bianchi, A., Carretta, S., Santini, P., Amoretti, G., Furukawa, Y., Kiuchi, K., ...

We study the magnetization and the spin dynamics of the Cr$_7$Ni ring-shaped magnetic cluster. Measurements of the magnetization at high pulsed fields and low temperature are compared to calculations...

19F nuclear spin relaxation and spin diffusion effects in the single ion magnet LiYF4:Ho3+ (2008)

Malkin, B. Z., Vanyunin, M. V., Graf, M. J., Lago, J., Borsa, F., Lascialfari, A., ...

Temperature and magnetic field dependences of the 19F nuclear spin-lattice relaxation in a single crystal of LiYF4 doped with holmium are described by an approach based on a detailed consideration of...

vol. 33–43, p. 281. Lecture Notes in Control and Information Science. (2008)

U. Boscain, G. Charlot, C. Brukner, M. Zukowski, A. Zeilinger, ...

[9] J. L. Cereceda, “Degree of entanglement for two qutrits in a pure state,”,

^{7}Li NMR Study of Heavy Fermion LiV2O4 Containing Magnetic Defects (2008)

Zong, X., Das, S., Borsa, F., Vannette, M. D., Prozorov, R., Schmalian, J., ...

We present a systematic study of the variations of the ^{7}Li NMR properties versus magnetic defect concentration up to 0.83 mol% within the spinel structure of polycrystalline powder samples and a...

Local Spin Moment Distribution in Antiferromagnetic Molecular Rings Probed by NMR (2006)

Micotti, E., Furukawa, Y., Kumagai, K., Carretta, S., Lascialfari, A., Borsa, F., ...

The NMR spectra of 19F and 53Cr have been obtained at low temperatures in a heterometallic substituted antiferromagnetic (AF) ring Cr7Cd with an S=3/2 ground state and compared with the spectra in a...

Local Spin Moment Distribution in Antiferromagnetic Molecular Rings Probed by NMR (2006)

Micotti, E., Furukawa, Y., Kumagai, K., Carretta, S., Lascialfari, A., Borsa, F., ...

The NMR spectra of 19F and 53Cr have been obtained at low temperatures in a heterometallic substituted antiferromagnetic (AF) ring Cr7Cd with an S=3/2 ground state and compared with the spectra in a...

Probing spin dynamics and quantum relaxation in LiY0.998Ho0.002F4 via 19F NMR (2005)

Graf, M. J., Lascialfari, A., Borsa, F., Tkachuk, A. M., Barbara, B.

We report measurements of 19F nuclear spin-lattice relaxation 1/T1 as a function of temperature and external magnetic field in LiY0.998Ho0.002F4 single crystal, a single-ion magnet exhibiting...

Dynamics of Magnetic Defects in Heavy Fermion LiV2O4 from Stretched Exponential 7Li NMR Relaxation (2005)

Johnston, D. C., Zong, X., Borsa, F., Schmalian, J., Kondo, S.

7Li NMR measurements on LiV2O4 from 0.5 to 4.2 K are reported. A small concentration of magnetic defects within the structure drastically changes the 7Li nuclear magnetization relaxation versus time...

Direct measurement of the tunneling rate of the magnetization in Fe8 via 57Fe nuclear spin-lattice relaxation by strong collision (2004)

Baek, S. H., Borsa, F., Furukawa, Y., Hatanaka, Y., Kawakami, S., Kumagai, K.

$^{57}$Fe and $^1$H relaxation measurements have been performed in single crystal and oriented powder of enriched $^{57}$Fe8 molecular cluster in the temperature range 0.05--1.7 K in zero external...

NMR in magnetic molecular rings and clusters (I) (2004)

Borsa, F., Lascialfari, A., Furukawa, Y.

In the last years there has been a great interest in magnetic systems formed by a cluster of transition metal ions covalently bonded via superexchange bridges, embedded in a large organic molecule....

NMR in magnetic molecular rings and clusters (II) (2004)

Borsa, F., Lascialfari, A., Furukawa, Y.

In the last years there has been a great interest in magnetic systems formed by a cluster of transition metal ions covalently bonded via superexchange bridges, embedded in a large organic molecule....

Spin dynamics at level crossing in molecular AF rings probed by NMR (2004)

Lascialfari, A., Borsa, F., Micotti, E., Furukawa, D., Jang, Z. H., ...

The low-temperature spin dynamics in molecular rings with a finite number (N less than or equal to 10) of magnetic ions was studied by means of H-1 NMR. When an external magnetic field (B) induces a...

Tunneling splitting of magnetic levels in Fe8 detected by 1H NMR cross relaxation (2003)

Furukawa, Y., Aizawa, K., Kumagai, K., Ullu, R., Lascialfari, A., Borsa, F.

Measurements of proton NMR and the spin lattice relaxation rate 1/T1 in the octanuclear iron (III) cluster [Fe8(N3C6H15)6O2(OH)12][Br8 9H2O], in short Fe8, have been performed at 1.5 K in a powder...

NMR in the normal and in the superconducting state of MgB2 and comparison with AlB2 (2002)

Baek, S. H., Suh, B. J., Pavarini, E., Borsa, F., Barnes, R. G., Budko, S. L., ...

$^{11}$B NMR measurements have been performed in $^{11}$B enriched MgB$_2$ powder samples in external fields of 0.813, 1.55, 4.7 and 7.2 T both in the normal phase and in the superconducting phase. A...

Observation of Magnetic Level Repulsion in Fe6:Li Molecular Antiferromagnetic Rings (2002)

Affronte, M., Cornia, A., Lascialfari, A., Borsa, F., Gatteschi, D., Hinderer, J., ...

Heat capacity (C), magnetic torque, and proton NMR relaxation rate (1/T-1) measurements were performed on Fe6:Li single crystals in order to study the crossings between S = 0 and S = 1 and between S...

$^{11}B$ NMR and Relaxation in $MgB_2$ Superconductor (2001)

Jung, J. K., Baek, Seung Ho, Borsa, F., Bud'ko, S. L., Lapertot, G., Canfield, P. C.

$^{11}B$ NMR and nuclear spin-lattice relaxation rate (NSLR) are reported at 7.2 Tesla and 1.4 Tesla in powder samples of the intermetallic compound $MgB_2$ with superconducting transition...

Glassy Spin Freezing and NMR Wipeout Effect in the High-T_c Superconductor La1.90Sr0.10CuO4: What is the Relationship With Stripes ? (2000)

Campana, A., Rigamonti, A., Carretta, P., Borsa, F., Kuhns, P., ...

We report on 139La and 63Ccu NMR/NQR measurements in the high-Tc superconductor La1.90Sr0.10CuO4 with Tc=26.5 K. Spin fluctuations probed by 139La spin-lattice relaxation (T1), continuously slow down...

NQR Study of Spin-Freezing in Superconducting La2-xSrxCuO4: The Example of x=0.06 (1999)

Carretta, P., Borsa, F.

NQR 139La and 63Cu spin-lattice relaxation rate (1/T_1) measurements in a La1.94Sr0.06CuO4 single crystal are described. Slowing-down of Cu2+ spin fluctuations is evidenced through a dramatic...

Proton NMR for Measuring Quantum-Level Crossing in the Magnetic Molecular Ring Fe10 (1999)

Jang, Z. H., Lascialfari, A., Borsa, F., Horvatic, M., Caneschi, A., ...

The proton nuclear spin-lattice relaxation rate 1/T1 has been measured as a function of temperature and magnetic field (up to 15 T) in the molecular magnetic ring Fe10. Striking enhancement of 1/T1...

Spin dynamics in hole-doped two-dimensional S=1/2 Heisenberg antiferromagnets: ^{63}Cu NQR relaxation in La_{2-x}Sr_xCuO_4 for $x\leq 0.04$ (1999)

Carretta, P., Tedoldi, F., Rigamonti, A., Galli, F., Borsa, F., Cho, J. H., ...

The effects on the correlated Cu^{2+} S = 1/2 spin dynamics in the paramagnetic phase of La_{2-x}Sr_xCuO_4 (for $x \lesssim 0.04$) due to the injection of holes are studied by means of ^{63}Cu NQR...

Charge Segregation, Cluster Spin-Glass and Superconductivity in La1.94Sr0.06CuO4 (1999)

Borsa, F., Carretta, P., Horvatic, M., Berthier, C., Lin, C. T.

A 63Cu and 139La NMR/NQR study of superconducting (Tc=7 K) La1.94Sr0.06CuO4 single crystal is reported. Coexistence of spin-glass and superconducting phases is found below ~5 K from 139La NMR...

Specific-Heat Investigation of Magnetic Ordering in La(2-x)Sr(x)CuO4. (1998)

Aldrovandi, S., Borsa, F., Lascialfari, A., Tognetti, V.

Specific heat measurements in the temperature range 2-300 K are presented for La(2-x)Sr(x)CuO4 at selected values of doping: x=0.01, 0.025, 0.05, 0.1, and 0.2. Peaks are found in correspondence to...

Thermal Cycling and Growth of the Martensite Studied by NMR in an Ag-Cd Alloy (1995)

Scherrer, P., Rubini, S., Dimitropoulos, C., Borsa, F.

113Cd NMR measurements in two Ag-Cd samples cycled between room temperature and temperatures below Ms are presented. The growth curve of the martensite on cooling presents a discontinuity in the...

Thermal Cycling and Growth of the Martensite Studied by NMR in an Ag-Cd Alloy (1995)

Scherrer, P., Rubini, S., Dimitropoulos, C., Borsa, F.

113Cd NMR measurements in two Ag-Cd samples cycled between room temperature and temperatures below Ms are presented. The growth curve of the martensite on cooling presents a discontinuity in the...

Thermal Cycling and Growth of the Martensite Studied by NMR in an Ag-Cd Alloy (1995)

Scherrer, P., Rubini, S., Dimitropoulos, C., Borsa, F.

113Cd NMR measurements in two Ag-Cd samples cycled between room temperature and temperatures below Ms are presented. The growth curve of the martensite on cooling presents a discontinuity in the...

NMR and NQR study of the electronic and structural properties of Al-Cu-Fe and Al-Cu-Ru quasicrystals (1994)

Shastri, A., Borsa, F., Torgeson, D.R., Shield, Jeffrey E., Goldman, A.I.

27 Al and 63.65Cu NMR measurements are reported for powder samples of stable Al-Cu-Fe and Al-Cu-Ru icosahedral quasicrystals and their crystalline approximants, and for an Al-Pd-Mn singlegrain...

NMR TECHNIQUES APPLIED TO MARTENSITIC TRANSFORMATION (1991)

Dimitropoulos, C., Borsa, F., Rubini, S., Gotthardt, R.

The NMR parameters which should be measured in order to obtain microscopic information about Martensitic Phase Transformations are briefly discussed. Recent results of 27Al and 63 CU NMR are...

NMR TECHNIQUES APPLIED TO MARTENSITIC TRANSFORMATION (1991)

Dimitropoulos, C., Borsa, F., Rubini, S., Gotthardt, R.

The NMR parameters which should be measured in order to obtain microscopic information about Martensitic Phase Transformations are briefly discussed. Recent results of 27Al and 63 CU NMR are...

NMR TECHNIQUES APPLIED TO MARTENSITIC TRANSFORMATION (1991)

Dimitropoulos, C., Borsa, F., Rubini, S., Gotthardt, R.

The NMR parameters which should be measured in order to obtain microscopic information about Martensitic Phase Transformations are briefly discussed. Recent results of 27Al and 63 CU NMR are...

EFFECT OF A MAGNETIC FIELD ON NUCLEAR SPIN-LATTICE RELAXATION TIME IN THE LINEAR ANTIFERROMAGNET TMMC AT LOW TEMPERATURE (1978)

Jug, G., Borsa, F.

We present an experimental investigation of the field dependence of the nuclear spin-lattice relaxation rate T-11 in the linear antiferromagnet (CH3)4(NMncl3 (TMMC) at low température. T-11...

EFFECT OF A MAGNETIC FIELD ON NUCLEAR SPIN-LATTICE RELAXATION TIME IN THE LINEAR ANTIFERROMAGNET TMMC AT LOW TEMPERATURE (1978)

Jug, G., Borsa, F.

We present an experimental investigation of the field dependence of the nuclear spin-lattice relaxation rate T-11 in the linear antiferromagnet (CH3)4(NMncl3 (TMMC) at low température. T-11...

EFFECT OF A MAGNETIC FIELD ON NUCLEAR SPIN-LATTICE RELAXATION TIME IN THE LINEAR ANTIFERROMAGNET TMMC AT LOW TEMPERATURE (1978)

Jug, G., Borsa, F.

We present an experimental investigation of the field dependence of the nuclear spin-lattice relaxation rate T-11 in the linear antiferromagnet (CH3)4(NMncl3 (TMMC) at low température. T-11...

N. M. R. STUDY OF PHASE TRANSITIONS IN PEROVSKITES CRYSTALS (1972)

Bonera, G., Borsa, F., Rigamonti, A.

Preliminary results of Nb93 and Na23 spin-lattice relaxation rates in KNbO3 and NaNbO3 are presented. The results are discussed in the light of different critical dynamics associated to the soft...

N. M. R. STUDY OF PHASE TRANSITIONS IN PEROVSKITES CRYSTALS (1972)

Bonera, G., Borsa, F., Rigamonti, A.

Preliminary results of Nb93 and Na23 spin-lattice relaxation rates in KNbO3 and NaNbO3 are presented. The results are discussed in the light of different critical dynamics associated to the soft...

N. M. R. STUDY OF PHASE TRANSITIONS IN PEROVSKITES CRYSTALS (1972)

Bonera, G., Borsa, F., Rigamonti, A.

Preliminary results of Nb93 and Na23 spin-lattice relaxation rates in KNbO3 and NaNbO3 are presented. The results are discussed in the light of different critical dynamics associated to the soft...

Comparative pharmacokinetics of tromethamine fosfomycin and calcium fosfomycin in young and elderly adults.

Borsa, F, Leroy, A, Fillastre, J P, Godin, M, Moulin, B

The pharmacokinetics of two oral forms of fosfomycin, tromethamine (trometamol) salt and calcium salt, were studied in five young (age, 29 +/- 3 [standard deviation] years) and eight elderly (age, 72...

Pharmacokinetics of ceftazidime in normal and uremic subjects.

Leroy, A, Leguy, F, Borsa, F, Spencer, G R, Fillastre, J P, Humbert, G

The pharmacokinetics of ceftazidime, administered as a single intravenous dose of 15 mg/kg given in a bolus injection over 3 min, were investigated in 5 normal subjects and in 19 uremic patients. The...

Comparative pharmacokinetics of tromethamine fosfomycin and calcium fosfomycin in young and elderly adults.

Borsa, F, Leroy, A, Fillastre, J P, Godin, M, Moulin, B

The pharmacokinetics of two oral forms of fosfomycin, tromethamine (trometamol) salt and calcium salt, were studied in five young (age, 29 +/- 3 [standard deviation] years) and eight elderly (age, 72...

Pharmacokinetics of ceftazidime in normal and uremic subjects.

Leroy, A, Leguy, F, Borsa, F, Spencer, G R, Fillastre, J P, Humbert, G

The pharmacokinetics of ceftazidime, administered as a single intravenous dose of 15 mg/kg given in a bolus injection over 3 min, were investigated in 5 normal subjects and in 19 uremic patients. The...