L. De Cesare, A. Caramico D`Auria, I. Rabuffo, M.T. Mercaldo
Scaling functions for classical to quantum crossover
in the transverse Ising model via an effective Wilsonian renormalization group
approach in 4-\epsilon dimensions
Eur. Phys. J. B 73, 327 (2010)
[Abstract]
DOI:
10.1140/epjb/e2010-00011-0
M.T. Mercaldo, I. Rabuffo, A. Caramico D`Auria, L. De Cesare
Field-induced quantum criticality of a spin-1/2 planar ferromagnet
J. Phys. Conf. Series 150, 042023 (2009)
[Abstract]
DOI:
10.1088/1742-6596/150/4/042123
L. De Cesare, M.T. Mercaldo, I. Rabuffo
Self-consistent approach to quenched impurity effects on quantum phase transitions
J. Phys. Conf. Series 150, 042022 (2009)
[Abstract]
DOI:
10.1088/1742-6596/150/4/042022
I. Rabuffo, M.T. Mercaldo, A. Caramico D`Auria, L. De Cesare
Disorder-induced quantum-Griffiths-like features from a non
conventional renormalization group analysis near four dimensions
Physica A 388, 4523 (2009)
[Abstract]
DOI:
10.1016/j.physa.2009.07.033
Campana LS, De Cesare L, Esposito U, Mercaldo MT
Two-time Green's function treatment of field-induced quantum criticality of a d-dimensional
easy-plane ferromagnet with longitudinal uniform interactions
Physica A 388, 1446-1462 (2009)
[Abstract]
DOI:
10.1016/j.physa.2008.12.052
Cavallo A, Cosenza F, De Cesare L
Two-time Green's functions and spectral density method in nonextensive quantum statistical mechanics
Physical Review E 77, 051110 (2008)
[Abstract]
DOI:
10.1103/PhysRevE.77.051110
Mercaldo MT, Caramico D'Auria A, De Cesare L, Rabuffo I,
Low-temperature critical properties and crossovers of a spin-(1/2)
planar ferromagnet in 4-epsilon dimensions
Physical Review B 77, 184424 (2008)
[Abstract]
DOI:
10.1103/PhysRevB.77.184424
Campana LS, De Cesare L, Esposito U
Quantum criticality of a d-dimensional spin-S XXZ ferromagnetic model with
longitudinal infinite-range interactions
Physics Letters A 364, 194-197 (2007)
[Abstract]
DOI:
10.1016/j.physleta.2006.12.002
Mercaldo MT, De Cesare L, Rabuffo I, Caramico D'Auria A
Unified static renormalization-group treatment of finite-temperature crossovers close to a quantum critical point
Physical Review B 75, 014105 (2007)
[Abstract]
DOI:
10.1103/PhysRevB.75.014105
Caramico D'Auria A, De Cesare L, Mercaldo MT, Rabuffo I
A non-conventional approach to study the quenched impurity effects on quantum criticality
Physics Letters A 356, 178 (2006)
[Abstract]
DOI:
10.1016/j.physleta.2006.03.040
Rabuffo I, Mercaldo MT, De Cesare L, Caramico D'Auria A
Field-induced quantum qriticality of systems with ferromagnetically cupled structural spin units
Physics Letters A 356, 174 (2006)
[Abstract]
DOI:
10.1016/j.physleta.2006.03.030
Cavallo A, Cosenza F, De Cesare L
Spectral density method in quantum nonextensive thermostatistics and magnetic systems with long-range interactions
Eur Phys J B 50, 73 (2006)
[Abstract]
DOI: 10.1140/epjb/e2006-00132-y
Mercaldo MT, Anglčs d'Auriac J-Ch, Iglói F
Critical and tricritical singularities of the three-dimensional random-bond Potts model for large q
Phys Rev E 73, 026126 (2006)
[Abstract]
DOI: 10.1103/PhysRevE.73.026126
Cavallo A, Cosenza F, De Cesare L
The classical spectral density method at work: the Heisenberg ferromagnet
in New developments in Ferromagnetism Research, edt. by V.N. Murray
(Nova Science Publisher, New York 2006), Chap. 6, pp. 131-187
Mercaldo MT, Rabuffo I, Caramico D'Auria A, De Cesare L
Quantum critical scenario from an effective
classical renormalization group treatment close to and below four dimensions
Physics Letters A 344, 395 (2005)
[Abstract]
DOI:
10.1016/j.physleta.2005.05.105
Mercaldo MT, Anglčs d'Auriac J-Ch, Iglói F
Disorder-driven phase transition
of the large q-state Potts model in three dimensions
Europhys Lett 70, 733 (2005)
[Abstract]
DOI:
10.1209/epl/i2005-10042-2
Caramico D'Auria A, De Cesare L, Mercaldo MT, Rabuffo I
Quantum criticality of a planar Heisenberg ferromagnet in a transverse magnetic field
Physica A 351, 294-314 (2005)
[Abstract]
DOI:
10.1016/j.physa.2004.12.053
Mercaldo MT, Anglčs d'Auriac J-Ch, Iglói F
Disorder induced rounding of the phase transition
in the large q-state Potts model
Phys Rev E 69, 056112 (2004)
[Abstract]
DOI: 10.1103/PhysRevE.69.056112
Cavallo A, Cosenza F, De Cesare L
Thermodynamic properties of a classical d-dimensional spin-S Heisenberg ferromagnet with long-range interactions via the spectral density method
Physica A 332, 301-317 (2004)
[Abstract]
DOI:
Belitz D, Sessions SL, Kirkpatrick TR, Mercaldo MT, Narayanan R, Vojta T Transport anomalies and marginal Fermi-liquid effects at a quantum critical point
Int J Mod Phys B 17, 5041 (2003)
[Abstract]
DOI: 10.1142/S021797920302017X
Caramico D'Auria A, De Cesare L, Mercaldo MT, Rabuffo I
Quantum critical properties of a spin-1/2 Heisenbreg ferromagnet
with easy-plane anisotropy in a transverse fiels
Phys. Lett. A 318, 156-160 (2003)
[Abstract]
DOI:
10.1016/j.physleta.2003.08.075
Caramico D'Auria A, De Cesare L, Rabuffo I
Low-temperature quantum critical behaviour of systems with transverse Ising-like instrinsic dynamics
Physica A 327, 442-460 (2003)
[Abstract]
DOI: 10.1016/S0378-4371(03)00403-5
Cosenza F, Cavallo A, De Cesare L
Spectral density approach to the one-dimensional classical Heisenberg ferromagnet with long-range interactions
Phys. Lett. A 310, 223-228 (2003)
[Abstract]
DOI: 10.1016/S0375-9601(03)00290-1
Caramico D'Auria A, De Cesare L, Rabuffo I
Low-temperature behaviour of the transverse Ising
model in the influence domain of the quantum critical point
Phys. Lett. A 308, 208-211 (2003)
[Abstract]
DOI: 10.1016/S0375-9601(03)00021-5
Sessions SL, Belitz D, Kirkpatrick TR, Mercaldo MT Weak Localization Effects at the Quantum Ferromagnetic Transition
J. Phys. Soc. Japan, 72A, 171 (2003)
[Abstract]
DOI:
Cavallo A, Mueller M, Binder K Anomalous scaling of the critical temperature of unmixing with
chain lenght of two dimensional polymer blends
Europhys. Lett. 61, 214-220 (2003)
[Abstract]
DOI: 10.1209/epl/i2003-00215-y
Belitz D, Sessions SL, Kirkpatrick TR, Mercaldo MT, Narayanan R, Vojta T Transport anomalies and marginal Fermi-liquid effects at a quantum critical point
in "Recent progress in Many Body Theories", edt. by R.F.
Bishop et al. (World Scientific, 2002)
[Abstract]
Cavallo A, Cosenza F, De Cesare L Classical Heisenberg ferromagnetic chain with long-range
interactions: A spectral density approach
Phys Rev B 66, 174439 (2002)
[Abstract]
DOI: 10.1103/PhysRevB.66.174439
Cosenza F Critical properties of exactly solvable quantum models
Phys Lett A 304, 106-109 (2002)
[Abstract]
DOI:
Caramico D'Auria A, De Cesare L, Rabuffo I On exactly solvable models for systems with
quantum-phase transitions
Physica A 308, 325-336 (2002)
[Abstract]
DOI: 10.1016/S0378-4371(02)00583-6
Cavallo A, Cosenza F, De Cesare L Two-time Green function technique in Tsallis' classical
statistical mechanics
Physica A 305, 152-156 (2002)
[Abstract]
DOI: 10.1016/S0378-4371(01)00655-0
De Cesare L, Mercaldo MT Exotic quantum phase transition in systems with
quenched disorder
Phys Rev B 65, 024202 (2002)
[Abstract]
DOI: 10.1103/PhysRevB.65.024202
Cavallo A, Cosenza F, De Cesare L Two-time Green's functions and the spectral density
method in nonextensive classical statistical mechanics
Phys Rev Lett 87, 240602 (2001); ibidem88,
099901
[Abstract]
DOI: 10.1103/PhysRevLett.87.240602
Belitz D, Kirkpatrick TR, Mercaldo MT, Sessions SL Quantum critical behavior in disordered itinerant
ferromagnets: Logarithmic corrections to scaling
Phys Rev B 63, 174428 (2001)
[Abstract]
DOI: 10.1103/PhysRevB.63.174428
Belitz D, Kirkpatrick TR, Mercaldo MT, Sessions SL Local field theory for disordered itinerant quantum
ferromagnet
Phys Rev B 63, 174427 (2001)
[Abstract]
DOI: 10.1103/PhysRevB.63.174427
Caramico D'Auria A, De Cesare L, Rabuffo I A nonconventional approach to describe
classical-quantum crossover phenomena near criticality
Phys Lett A 280, 153-156 (2001)
[Abstract]
DOI: 10.1016/S0375-9601(01)00039-1
Rabuffo I Effects of instability of quantum critical behaviour in
systems with quenched impurities
Physica A 277, 174-182 (2000)
[Abstract]
DOI: 10.1016/S0378-4371(99)00450-11
Cosenza F, De Cesare L, Girard MF Nonperturbative vertex corrections for
superconductivity in the Frohlich model
Phys Lett A 266, 83-87 (2000)
[Abstract]
DOI: 10.1016/S0375-9601(00)00025-6
De Cesare L, Mercaldo MT Critical phenomena in systems with anisotropic quenched
disorder
Phys Lett A 264, 214-217 (1999)
[Abstract]
DOI: 10.1016/S0375-9601(99)00791-4
D'Auria AC, De Cesare L, Mercaldo L, et al. Renormalization group and variational treatments for a
d-dimensional sine-Gordon model with correlated random fields
Physica A 274, 410-418 (1999) [Abstract]
Rabuffo I Instability of the quantum critical behaviour in
low-dimensional disordered Bose systems
Phys Lett A 262, 212-216 (1999)
[Abstract]
Rabuffo I Critical properties of a magnetized bose gas
Int J Mod Phys B 13, 3125-3131 (1999)
[Abstract]
Craco L, De Cesare L, Rabuffo I, et al. Critical behaviour of thin films with quenched
impurities
Physica A 270, 486-513 (1999) [Abstract]
De Cesare L, Mercaldo MT Replicon modes and fixed-point marginal stability for
systems with extended impurities
Phys Rev B 60, 2976-2978 (1999)
[Abstract]
Cosenza F, De Cesare L, Girard MF Superconducting critical temperature via a
nonperturbative calculation of the vertex function
Phys Rev B 59, 3349-3352 (1999)
[Abstract]
De Cesare L, Mercaldo MT Spin-glass effects on critical behavior in systems with
extended quenched disorder
Phys Rev B 59, 855-860 (1999) [Abstract]
Walasek K, Lukierska-Walasek K, De Cesare L, et al. Classical transverse Ising spin glass with short-range
interactions beyond the mean-field approximation
J Phys A-Math Gen 31, 5733-5739
(1998) [Abstract]
DeCesare L, LukierskaWalasek K, Rabuffo I, et al. Cavity fields approach to simple pseudospin model of
orientational glass Acta Phys Pol A 92, 411-414
(1997) [Abstract]
Caramico DAuria A, DeCesare L, Esposito U, et al. Temperature-dependent scaling fields and quantum
criticality within the Wilson renormalization group approach
Physica A 243, 152-198 (1997)
[Abstract]
Caramico DAuria A, DeCesare L, Rabuffo I Phase transitions and critical properties in systems of
interacting multicomponent magnetic bosons (vol 225, pg 363, 1996)
Physica A 236, 550-551 (1997)
[Abstract]
DeCesare L, LukierskaWalasek K, Rabuffo I, et al. Cavity-fields approach to a simple model of axial
quadrupolar glass
Phys Rev B 54, 15892-15906
(1996) [Abstract]
DeCesare L, LukierskaWalasek K, Rabuffo I, et al. Replica-symmetry breaking and quantum fluctuation
effects in the p-spin interaction spin-glass model with a transverse field
J Phys A-Math Gen 29, 1605-1618
(1996) [Abstract]
DAuria AC, DeCesare L, Rabuffo I Phase transitions and critical properties in systems of
interacting multicomponent magnetic bosons
Physica A 225, 363-390 (1996)
[Abstract]
De Cesare L, LukierskaWalasek K, Rabuffo I, et al. On the p-spin interaction transverse Ising spin-glass
model without replicas
Physica A 214, 499-510 (1995)
[Abstract]
De Cesare L, Esposito F, LukierskaWalasek k, et al. Stability of the replica-symmetrical solution of a
quadrupolar glass model with random strain fields Phys Rev B 51, 8125-8130
(1995) [Abstract]
De Cesare L Critical properties of systems with anisotropic
long-range correlated quenched disorder
Phys Rev B 49, 11742-11748
(1994) [Abstract]
Caramico D’auria A, De Cesare L, Rabuffo I Unconventional critical-behavior in quantum-systems
with interactions decaying as a power-law
Physica A 205, 718-737 (1994)
[Abstract]
De Cesare L Critical properties of systems with transverse
long-range correlated disorder
Phys Lett A 186, 179-182 (1994)
[Abstract]
De Cesare L, Walasek KL, Walasek K Cavity-field approach to quantum spin-glasses - the
Ising spin-glass in a transverse field
Phys Rev B 45, 8127-8130 (1992)
[Abstract]
De Cesare L, Lukierska-Walasek K, Rabuffo I, et al. Cavity-fields approach to quantum XY spin-glass models
in a transverse field
Phys Rev B 45, 1041-1044 (1992)
[Abstract]
De Cesare L Random-field-like disorder and magnetic-field effects
in unconventional superconductors
Phys Rev B 43, 10555-10559
(1991) [Abstract]
De Cesare L, Mercaldo L The d-dimensional sine-Gordon model in the presence of
random-fields
Physica A 170, 663-672 (1991)
[Abstract]
Busiello G, De Cesare L, Millev YT, et al. Quenched-impurity and magnetic-field effects on the
phase-transition in unconventional superconductors
Phys Rev B 43, 1150-1153 (1991)
[Abstract]
Blagoeva EJ, Busiello G, De Cesare L, et al. Fluctuation-induced 1st-order transitions in
unconventional superconductors
Phys Rev B 42, 6124-6137 (1990)
[Abstract]
De Cesare L, Lukierska-Walasek K, Rabuffo I, et al. Path-integral representation and critical properties of
the quantum Potts-model
Phys Rev B 42, 2600-2603 (1990)
[Abstract]
De Cesare L, Lukierska-Walasek K, Rabuffo I, et al. 2-spin cluster approach to the infinite-range quantum
transverse XY spin-glass model
Phys Lett A 145, 291-295 (1990)
[Abstract]
