Personal details
Place of birth: | Roma, Italy |
Nationality: | Italian |
Marital status | Married (one
son, born 2011) |
Languages | Italian, English, French |
Education
1998 - 2001
PhD in Physics at the Physics Department of the University
of Rome "La Sapienza". Supervisor C. Castellani. Defense on
the 8th February 2002
1993- 1998
Master in Physics (with full marks and honor) at the Physics
Department of the University of Rome "La Sapienza".
Supervisor C. Castellani. Defense on the 30th October 1998
1993
High School degree with full marks at "Liceo Ginnasio
Statale T. Tasso" in Rome.
Academic Appointments
2022-present
Full
professor in Theoretical Physics of Condensed Matter
(02/B2), Dep. of Physics, Sapienza University of
Rome
2019-2022
Associate
Professor in Theoretical Physics of Condensed Matter
(02/B2), Dep. of Physics, Sapienza University of Rome
2009 - 2019
Researcher at the CNR-ISC, Rome, Italy;
2006 - 2009
Young Researcher Grant of the "Enrico Fermi" Center of Rome,
Rome, ItaLY;
2004 - 2006
Postdoctoral Researcher of the INFM Research and Development
Center for Statistical Mechanics and Complexity, Department
of Physics, University of Rome ``La Sapienza'';
2003 - 2004
Postdoctoral Researcher of the Swiss National Foundation
within the MANEP project. Collaboration with the Condensed
Matter Theory groups at: University of Fribourg, University
of Neuchatel, University of Geneva, Switzerland;
2001- 2003
Postdoctoral Researcher at the Physics Department of the
University of Fribourg, Switzerland;
Other Appointments
2024 - present
Vice-coordinator of the PhD program in Physics at Sapienza
2023 - present
Coordinator of the GEP
(Gender Equality Plan) committee at the Physics Department
2020 - present
Designed member of the PhD Board of the PhD in Physics at
Sapienza since the a.y. 2020-2021
2024 - Guest Editor
of the Topical
Review Unconventional High-Temperature Superconductors
in npj Quantum Material
2019-
2022 Elected member of the Faculty Board as
representative of Associate Professors in Physics
2017- 2022 Designed member of the Editorial Board of Physical Review B
Prizes and Recognitions
2018
- I have been awarded by the Ludwig-Genzel Prize 2018 "for
advancing the theoretical understanding of the dynamical
response of interacting electronic systems, in particular
superconductors"
2016 - I have been
named Oustanding
Referee
for the journals of the American Physical Society
Funded Projects
PRIN 2022: COINEX
"Light-driven Coherent and Incoherent collective Excitations
in complex materials- CoInEx".
February 2025-January 2027. Role: Principal Investigator.
SuperTop, Topological Phases of Matter
in 2D Superconducting materials, MAECI collaborative
Italy-India project. January 2017- December 2019. Role:
Principal Investigator.
PRIN 2012: RIDEIRON "Using controlled disorder to
investigate the mechanims of iron-based superconductors".
March 2014-March 2017. Role: Coordinator of the CNR Unit.
FIRB Futuro in Ricerca 2012: HybridNanoDev "Hybrid
superconductor-semiconductor nanostructures: nanoelectronic
applications, topological properties, correlation and
disorder". March 2013-March 2016. Role: Member of the Unit
Conferences organization
KITP program: "Quantum Materials With and Without
Quasiparticles" (Aug 28- Nov 10 2023) and related
Conference "Electronic
Correlations beyond the Quasiparticle Paradigm: Theory and
Experiments" (Sep 18- Sep 21). UC Santa Barbara, US.
Faraday discussion
on "Optical to
THz Control of Materials", London, UK, May 23-25 2022. Published papers and
discussions available here.
International Conference "SuperTop2019:
Emergent phenomena at low
dimensions", Sapienza University of Rome, 4-6 September
2019.
Workshop "Light
and Technology: the frontier of emergent systems",
Sapienza University of Rome, March 18 2019.
International
Conference: "Low energy electrodynamics in solids"
LEES 2018, Portonovo, Ancona, Italy, 24-29 June, 2018.
International
Workshop on 2D Superconductivity "SuperTop2018",
Rome,
22 June 2018.
Workshop: "New frontiers for Majorana fermions from
condensed to dark matter", LNF Frascati, 5-6 May 2014.
Workshop: "Superconductivity on the verge:
nanostructures and inhomogeneity", Lorentz Center,
Leiden, 27-31 July 2015.
Students supervising
- Niccolo' Sellati (2022-2025). Thesis: "Optical response of hybrid light-matter modes"
- Jacopo Fiore (2021-2024). Thesis: "Multidimensional
non-linear spectroscopy in superconductors"
- Giovanni Caldarelli (2020-2023) (co-supervisor, main
supervisor F. Mauri). Thesis: Thermal and dynamical
response of solids within and beyond perturbation theory"
- Francesco Gabriele (2019-2022). Thesis: "Generalized plasma waves in layered systems and their spectroscopic signatures"
- Mattia Udina (2018-2021).
Thesis: "Nonlinear optical response in correlated electron
systems"
- Ilaria Maccari (2014-2017). Thesis: "Beresinzkii-Kosterlitz-Thouless transition in disordered superconducting films"
- Tommaso Cea (2013-2016). Thesis: "Unconventional dynamics and spectroscopy in superconductors"
- Laura
Fanfarillo
(2009-2012).
Thesis: "Transport
properties in
multichannel
systems"
- Irene Zanotti (2025). Thesis: "Linear and non-linear
response in disordered superconductors"
- Michele Bagaglini (2024). Thesis: "Non-linear
Josephson-plasmon response in 2D THz spectroscopy"
- Francesco Valerio Servilio (2023). Thesis: "Relativistic
corrections to LO-TO splitting"
- Irene Gaiardoni (2023). Thesis: "Hall effect in
single-band and multi-band systems"
- Niccolo' Sellati (2022). Thesis: "Properties of plasma
modes in bilayer superconductors"
- Riccardo Senese (2021). Thesis: "Plasma Modes and
Charge Fluctuations in Anisotropic Systems"
- Jacopo Fiore (2021). Thesis: "Study of non-linear THz response in multiband superconductors"
- Giovanni Caldarelli (2020). Thesis: "Quantum
computation of thermal response in anharmonic crystals"
- Francesco Gabriele (2018). Thesis: "Phase-fluctuations contribution to the non-linear optical response in superconductors"
- Giulia Venditti (2017). Thesis: "Nonlinear I-V characteristics in a 2D inhomogeneous superconductor"
- Mattia Udina (2017). Thesis: "Collective modes and nonlinear optical response in charge-density-wave systems"
- Raffaele Battilomo (2016). Thesis: "Magnetotransport in the 2D Rashba model"
- Manuel Offidani (2014). Thesis: "Modi di Leggett in superconduttori multibanda in presenza di forze a lungo raggio"
- Marco Santagata (2014). Thesis: "Dinamica dei vortici nella transizione di Berezinskii-Kosterlitz-Thouless in films sottili di superconduttori disordinati"
- Marco Marciani (2012). Thesis: "Modi collettivi in superconduttori disordinati"
Talks at conferences and schools
So far, I delivered 84 talks at international conferences and workshops, among them 61 invited. The detailed list can be found below.
2022-present
Understanding THz optical nonlinearities in
superconductors
22 October 2024, International Conference QPQIS, Beijing,
China (invited)
The Beresinsii-Kosterlitz-Thouless transition: the two
dimensional world and its peculiarities
19 September 2024, Autumn School on Correlated Electrons
2024, Julich, Germany (invited lecture)
Probing
collective superconducting modes via optical nonlinearity
23 June 2024, International Conference Photo-Induced Phase
Transition PIPT8, Neimegen, The Netherlands (invited)
Optical nonlinearity in
superconductors: a theoretical perspective on experimental
challenges
12 June 2024, International Conference "Electrons, Photons
and Plasmons 2024", Nyon, Switzerland (invited)
Fingerprints of the Higgs mode
in 2D THz spectroscopy
22 March 2024, Ugo Fano Symposium, Rome, Italy (invited)
Theoretical advances in non-linear Thz spectroscopy of
superconductors
22 February 2024, workshop "New directions for nonlinear and
nonequilibrium probes of many-body systems"
Flatiron Institute -Center for Computational Quantum Physics,
New York, US (invited)
Collective modes in superconductors and
their spectroscopic detection
19 September 2023,
International Conference "Electron Correlations beyond the
Quasiparticle Paradigme: Theory and Experiments" KITP, Santa
Barbara, US (invited)
Driving materials with THz light: a
theoretical perspective on experimental challenges
5 September 2023, CMD-30
FisMat, Milan, Italy (invited)
Optical response of plasma waves in cuprate
superconductors
29 June 2023, International
Conference Low Energy Electrodynamics in Solids LEES-2023,
Sankt Polten, Austria (invited)
Optical response of Josephson-like plasma
waves in superconductors
6 June 2023, International workshop on The physics of
disordered superconductors and their application to quantum
circuits - QuanDi, 5-9 June 2023, Les Houches, France
(invited)
Disorder and multiband effects on the
third-harmonic generation in superconductors
14 November 2022,
International Conference on Non-Equilibrium and Quantum
States, Dongguan, China (invited, online)
Generalized plasma waves in layered
superconductors and their spectroscopic signatures
8 September 2022, International
Conference Correlated Matter and Light, Geneva, Switzerland
(invited)
Plasma waves in layered superconductors
31 August 2022, International Conference
Strongly Correlated Matter: from Quantum Criticality to Flat
Bands, ICTP Trieste, Italy (invited)
Generalized plasma waves in layered superconductors
and their spectroscopic signatures
20 July 2022, International Conference Materials and
Mechanisms of Superconductivity M2S-2022, Vancouver, Canada
(invited)
2018-2021
Plasma waves in layered superconductor
1 October 2021, International Conference on Strongly
Correlated Electron Systems SCES-2020, Brazil (invited,
online)
Third-harmonic generation from plasma waves in cuprates
8 July 2021, International Conference Low-energy
Electrodynamics in Solids, LEES-2021, Portland, US (invited,
online)
Dynamical signatures of a fragile glass transition in thin
superconducting films
2 June 2021, International Conference Vortex 20201, India
(invited, online)
THz driving of superconducting phase excitations: new
advances and open questions
18 March 2021, APS March Meeting, US (invited, online)
THz driving of superconducting
phase modes
12 February 2021, International Psi-K Workshop: Correlated
synthetic quantum matter, Bremen, Germany (invited, online)
Theory of
collective-modes detection in time-resolved spectroscopies
4 February 2020, GRC Ultrafast Phenomena in Cooperative
Systems, Barga (Lucca), Italy (invited)
Unconventional spectroscopies of superconducting
collective modes
23 September 2019, Quantum Materials Symposium (QMS) 2019,
Oxford, England (invited)
Pump-probe spectroscopy of superconducting collective
modes: from phonons to superconducting excitations
15 July 2019, USCQM, Lyang, China (invited)
Fingerprints of nematicity in iron-based superconductors,
12 June 2019, Workshop "Recent developments in
superconductivity", IFW-Dresden, Germany (invited)
Pump-probe spectroscopy of collective modes
5 June 2019, Workshop "Paris Ultrafast 2019", University
Paris-Diderot, Paris, France (invited)
Superconducting two-dimensional materials and the SuperTop
project,
18 March, 2019, Workshop "Light and Technology", Sapienza
University of Rome, Italy (invited)
Superconductivity out of nematic order:
complexity beyond strong correlations
6 August 2018, Workshop "Correlations in Electron Systems-
from Quantum Criticality to Topology", ICTP, Trieste,Italy
(invited)
Nematic
ordering and pairing from orbital-selective spin
fluctuations in FeSe
23 May 2018, International Workshop on Electronic Structure
of Superconductors and Novel Materials, Sapienza University,
Rome, Italy (invited)
Disordered
phase modes in quasi-2D superconductors,
15 May 2018, International Conference "Multi-Condensate
Superconductivity and Superfluidity in Solids and Ultra-cold
Gases", ICTP, Trieste, Italy (invited)
New
frontiers in the optical detection of superconducting
collective modes
9 March 2018, Conference "Novel Superconductors: Materials
and Properties", Nordita, Stockholm, Sweden (invited)
Collective
superconducting modes: old problems and new perspectives.
January 13, 2018, Frontiers in Many Body Physics, Lev
Gor'kov Memorial, Tallahassee, Florida, USA (invited)
2017-2016
Inhomogeneity in low-dimensional
superconductors,
2 October 2017, FisMat2017, Trieste,
Italy (invited).
Beresinskii-Kosterlitz-Thouless theory and its
applications to superconductors,
8-10 August 2017 (3 lectures), School
on Unconventional Superconductivity: Experiment and Theory,
IESC, Cargese, Corsica, France (invited).
Collective superconducting modes and their experimental
signatures
5 June 2017, Gordon Conference on
Superconductivity, Waterville Valley, NH, USA (invited)
Interplay between orbital and spin degrees of freedom in
the nematic phase of irone-based superconductors
14 July 2016, Multicomponent and
Strongly correlated Superconductors, Nordita, Stockholm,
Sweden (invited)
Spectrosocpy of disordered superconductors
June 29, 2016, Disordered in
Condensed Matter and Ultracold Atoms, Cargese, France
(invited).
Can we detect
the Higgs mode via optical spectroscopy?
June 21, 2016, SNS-2016 Spectroscopy
of Novel Superconductors, Ludwigsburg, Germany (invited).
Quantum
confinement and disordered phase modes in granular Al
April 13, 2016, Workshop Probing
superconductivity at the nanoscales, Saas Fee, Switzerland
(invited).
Spectroscopic
signatures of superconducting collective modes
March 7, 2016, DPG Spring Meeting,
Ratesburg, Germany (invited).
2015-2013
Optical spectroscopy
in inhomogeneous superconductors
December 18, 2015, Ugo Fano Symposium, Rome, Italy
(invited).
Optical spectroscopy of
disordered superconductors
August 27, 2015, International Conference M2S-2015, Geneva,
Switzerland (invited keynote speaker).
Spectroscopic
signatures of phase and amplitude modes in superconductors
July 3, 2014, International conference LEES 2014 (Low Energy
Dynamics in Solids), Loire Valley, France.
Leggett modes in
iron-based superconductors in proximity of a Time Reversal
Symmetry Breaking,
June 24, 2014, International conference MultiSuper 2014,
Camerino, Italy.
Berezinskii-Kosterlitz-Thouless
physics at the verge of the superconductor-insulator
transition
February 13, 2014, International Workshop on Strongly
Disordered Superconductors, Villard-de-Lans, Grenoble,
France.
Leggett modes in
iron-based superconductors as a probe of Time Reversal
Symmetry Breaking
September 19, 2013, Conference "Disorder and Correlations",
Rome, Italy (invited).
Signatures of glassy
physics near the superconductor-insulatro transition
September 3, 2013, International Conference on Trasport in
Interacting Disordered Systems (TIDS-15), Sant Feliu de
Guixols, Spain (invited).
Superconductor-insulator transition at strong
disorder: unconventional superfluid response and glassy
physics
July 4, 2013, International Conference NGSCES-2013, Sestri
Levante (GE), Italy.
Berezinskii-Kosterlitz-Thouless
physics at the verge of the superconductor-insulator
transition in conventional superconductors
May 16, 2013, Gordon Conference on Superconductivity, Les
Diablerets, Switzerland.
Superconductor-insulator
transition at strong disorder: unconventional superfluid
response and glassy physics
March 14, 2013, CMTP workshop "Disordered systems and
random matrix theory", University of Roma 3, Rome, Italy
(invited).
2012-2011
Unconventional Hall
effect from interband interactions in pnictides
September 19, 2012, XCVIII National Meeting of
the Italian Physical Society (SIF), Naple, Italy
(invited).
Optical properties of correlated electron
systems: basic theoretical aspects and optical sum rule
Two
lectures,
August 8, 2012, School ``Innovations in Strongly Correlated
Electronic Systems'', ICTP Trieste, Italy (invited).
Role of the vortex-core energy in the
Beresinskii-Kosterlitz-Thouless transition,
July 31, 2012, Materials and Mechanisms of Superconductivity
(M2S) 2012, Washington, US (invited).
Optical and
transport properties in pnictides: anomalous effects
due to interband interactions
July 26, 2012, Low Energy Electrodynamics in Solids (LEES)
2012, Napa, California, US (invited).
Optical and
transport properties of pnictides
March 22, 2012, Workshop: Superconductivity in iron-based
compounds, Munich, Germany (invited).
2010-2008
Recent
developments
on the
Kosterlitz-Thouless
theory in
quasi-2D
superconductors
December
14, 2010,
ICMP-2010
School, Mysore
(Bangalore),
India
(invited).
Magnetotransport
and
topological
excitations in
a doped
antiferromagnetic
insulator
December
4, 2010,
International
COnference
Physical
Phenomena at
High Magnetic
Field
(PPHMF-VII)
Tallahasse,
Florida, US
(invited).
Superconducting
properties of
pnictides
within a
multiband
Eliashberg
approach
August
4, 2010,
Workshop on
Principles and
Design of
Strongly
Correlated
Electron
Systems, ICTP,
Trieste,
Italy (invited).
Eliashberg
approach
to multiband
pairing in
pnictides
May
12, 2010
International
Conference
Electronic
Structure of
Fe-based
Superconductors,
Stuttgart,
Germany
(invited).
Role
of multiband
structure and
interband
pairing in
pnictides
April
15, 2010 HTSC
Workshop
FOR538,
Munich,
Germany
(invited).
Inhomogeneity
and
phase
fluctuations
in
low-dimensional
superconductors
July
2, 2009
International
conference
Glassy09
(Emergence of
Inhomogeneous
Phases in
Strongly
Correlated
Electron
Systems),
Paris, France
(invited).
Multiple
gaps
and superfluid
density in a
four-band
model for
oxypnictides
December
11,
2008,
International
Conference
Stripes 2008,
Rome, Italy.
Role
of the
inhomogeneity
and of the
vortex-core
energy in
ultra-thin
films of
cuprates,
October
23,
2008,
International
Workshop
Nanoscience
&
Nanatechnology,
INFN-LNF,
Frascati,
Italy
(invited).
Electron
properties
of graphene:
understanding
interactions
from the gap
opening,
October
20,
2008,
International
School
Nanoscience
&
Nanatechnology,
INFN-LNF,
Frascati,
Italy
(invited).
Superconductivity
in
(quasi)
two-dimensional
systems,
October
16-17
(two
lectures),
2008, INFM
School on
``Physics in
low
dimensions'',
Lucca, Italy
(invited).
Unconventional
antiferromagnetism
and
magnetoresistance
in
lightly-doped
La2CuO4,
August
29,
2008, CMD22,
Rome, Italy.
The role of
the
vortex-core
energy within
the
Kosterlitz-Thouless
transition,
August
28,
2008, CMD22,
Rome, Italy.
Superconducting
fluctuations,
vortex-core
energy and
inhomogeneities
in cuprate
superconductors,
June
30, 2008,
CoFuS08, MPI
Dresden,
Germany.
Kosterlitz-Thouless
fluctuations
in
two-dimensional
systems,
March
20, 2008,
Satt14, Parma,
Italy.
2007-2006
Dirac
fermions with zero effective mass in condensed
matter: new perspectives,
November 29,
2007, First Conference of the ``Enrico Fermi'' Center,
Compendio del Viminale, Rome, Italy (invited).
Signatures
of
Kosterlitz-Thouless
behavior in layered superconductors: the role of the
vortex-core energy,
September 27,
2007, DyProSoXXXI, Porto, Portugal.
Temperature dependence of the sum rule in the normal
state: beyond the standard Sommerfeld paradigm,
July
2, 2007, Workshop ``Optical sum rules: their relevance
to high Tc superconductors and correlated
systems'', Rome, Italy (invited).
Dirac Fermions with zero effective mass in condensed
matter,
Award
Cerimony "Ettore Majorana" Prize, Pontifical Academy
of Science, December 21, 2006, The Vatican (Rome),
Italy.
Signatures of
Kosterlitz-Thouless behavior in anisotropic
layered superconductors,
December 19, 2006, International Conference
Stripes 2006, Rome, Italy.
Unconventional
antiferromagnetism and Raman scattering in the
presence of Dzyaloshinskii-Moriya interactions,
July
1, 2006, LEES06, Tallin, Estonia (invited).
Temperature
dependence of the conductivity sum rule in the
normal state,
March
30, 2006, Satt13, Sestri Levante (Genova) Italy.
Unconventional
antiferromagnetism in the presence of
Dzyaloshinskii-Moriya interactions: the case of
La2CuO4,
March
13, 2006, 2006 APS March Meeting, Baltimore, US.
2005-2001
"Transport properties in
cuprates: the role of spin and charge inhomogeneities,
October 1, 2004, 4th
International Conference on ``Nanoscale Heterogeneity
and Quantum Phenomena in Complex Matter'' (Stripes
2004), Rome, Italy.
Transport
properties
in cuprates: the role of spin and charge
inhomogeneities,
May 28, 2004,
Workshop ``Fluctuating Charge Order in HTSC'',
Garching, Germany (invited).
Transport
properties
in cuprates: the role of charge and spin
inhomogeneities,
April 22, 2004,
Satt12 XII National Conference on Superconductivity,
Rome, Italy (invited).
The
low-energy
phase-only action in a supersonductor: a comparison
with the XY model,
March 22, 2004, APS
March Meeting 2004, Montreal Canada.
Signature
of
stripe pinning in the optical conductivity,
March 23, 2004, APS
March Meeting 2004, Montreal Canada.
Signature
of
stripe pinning in the optical conductivity,
March 12, 2003,
Workshop on ``Existence and relevance of
inhomogeneities in oxides'', University of Zurich,
Zurich, Switzeland.
Signature
of
stripe pinning in the optical conductivity,
February 10, 2003,
MaNEp topical meeting ``Non-Fermi Liquids and Low
Dimensional Systems'', Neuchatel, Switzerland.
Coherence
length
in superconductors from weak to strong coupling,
June 28, 2002,
``Rencontre romande sur les systemes fortement
Correles'', Neuchatel, Switzerland.
Effetti
delle
fluttuazioni di fase in presenza di dissipazione in
superconduttori in onda d,
March 26, 2001, XX
Convegno di Fisica Teorica e Struttura della Materia,
Fai della Paganella, Italy.
Invited talks at research institutes
So
far, I
delivered 39
invited talks
among
seminars,
lectures and
colloquia at
international
research
institutes.
The detailed
list can be
found below
2025-2020
Superconductors
driven by
strong THz
pulses:
experiments,
theory and
challenges
14 March 2025,
Frontiers of
Condensed
Matter
Physics,
Columbia
University,
New York, US
(online)
Coherent
control of
superconducting
collective
modes via THz
pulses
5
March 2025,
The Zurich
Physics
Colloquium,
ETH, Zurich,
Switzerland.
Visible
and invisible
Josephson
plasmons in
layered
superconductors
11
February 2025,
Max
Planck
Institute for
the Structure
and Dynamics
of Matter,
Hamburg,
Germany.
Probing
materials with
strong THz
light pulses:
a theoretical
perspective on
experimental
challenges
20
November 2024,
University Ca'
Foscari
Colloquium,
Venezia, Italy.
Driving materials with THz light: a
theoretical perspective on experimental challenges
16 January 2024, MPI For
Solid State Research Colloquium, Stuttgart (Germany)
Driving materials with THz light: a
theoretical perspective on experimental challenges
19 December 2023, QUAST-for5249 Colloquium (online)
Higgs
mode in superconductors and its spectroscopic signatures,
November 19 2021, Physics Department, University of Bristol
(UK) (online)
Manipulating
matter with
light: the
case of
superconductors
December
4, 2020,
Hamburg Photon
Science
Colloquium, Max
Planck
Institute,
Hamburg
(Germany)
(online)
Manipulating
matter with
light: the
case of
superconductors
November
30, 2020, Harvard
Physics
Colloquium,
Department of
Physics,
Harvard
University
(US)
(online)
2019-2011
Quantum and classical phase fluctuations in 2D
superconductors,
April 8, 2019, Niels Bohr Institute, Copenhagen (Denmark)
Unconventional
spectroscopies
of
superconducting
collective
modes: new
advances and
open questions
March
27,
2019, Linne'
Colloquium,
University of
Chalmers,
Goteborg,
(Sweden)
New
Frontiers in
the optical
detection of
Superconducting
collective
modes
October
29, 2018,
TIFR, Mumabi
(India)
Lecture I:
The
Beresinskii-Kosterlitz-Thouless
transition:
the
two-dimensional
world and its
peculiarities
Lecture II:
Applications
to
superfluids.
What we should
expect to see
in real
systems
September
20-21, 2018,
INSP -
Sorbonne
Université ,
Paris (France)
The
Beresinskii-Kosterlitz-Thouless
theory and its
applications
to
superconductors
October 25,
2016,
Department of
Physics,
Sapienza
University of
Rome, Italy
(Physics
Colloquium)
The
Beresinskii-Kosterlitz-Thouless
theory and its
applications
to
superconductors
October 12,
2016,
University of
Paris VII,
Paris (France)
The fate of
the Higgs mode
in
superconductors:
theory and
experiments
November 5,
2015, ESPCI
Paris (France)
Static and
dynamical
Beresinskii-Kosterlitz-Thouless
vortex
fluctuations
in disordered
thin films,
January 13,
2015,
University of
Stuttgart,
Stuttgart
(Germany)
Spectroscopic
signatures of
amplitude and
phase modes in
superconductors
October 16,
2014,
University of
Cambridge,
Cambridge
(UK).
What is new
and
interesting in
the physics of
pnictides?
A hint from
transport
properties
March 27,
2014,
University of
Genova, Italy.
Interband
interactions
and optical
sum rule in
pnictides,
February 15,
2011,
University of
Stuttgart,
Stuttgart
(Germany)
2010-2006
New
paradigms
for the Kosterlitz-Thouless behavior in low-dimensional
superconductors
December 10, 2010, Tata Institute for Fundamental
Research (TIFR), Mumabi, India
The Kosterlitz-Thouless
transition in 2D superconductors: open problems and
new perspectives
March 5, 2010, ISC-CNR, Department of Physics,
University of Rome La Sapienza, Rome, Italy.
Multiband structure and interband pairing in pnictides:
two crucial ingredients to understand the experiments
January 14, 2010, Department of Physics, University
of Augsburg, TRR-80 seminar, Augsburg, Germany.
Emergence of new physics from interband pairing in
pnictide superconductors,
June 29, 2009, Laboratoire de Physique des Solides,
University Paris-Sud, Orsay (Paris), France.
Emergence of unconventional
antiferromagnetism in frustrated magnetic systems: the
case of La-based cuprates,
May 16, 2008, Department of Physics, University of
Crete, Heraklion, Grece (Physics
Colloquium).
Superconductivity in quasi
two dimensions: open problems, new results and
perspectives,
April 17, 2008, Istituto di Ciencia des Materials,
Madrid, Spain.
Lack of universal behavior
of the Kosterlitz-Thouless phase fluctuations in cuprate
superconductors,
January 23,
2008, Paul Scherrer Institute, Villigen Switzeland.
Non-universal character of
the Kosterlitz-Thouless transition in layered
superconductors: the role of the vortex-core energy,
November 20, 2007, Department of Physics, University
of Stuttgart, Germany.
Kosterlitz-Thouless
behavior in layered systems: role of the vortex-core
energy,
June 27, 2007, University of Naples ``Federico II'', Italy.
Signatures of
Kosterlitz-Thouless behavior in anisotropic layered
superconductors,
October 24, 2006, MPI, Stuttgart, Germany.
2005-2000
Anomalous
magnetic
behavior of the two-dimensional Heisenberg antiferromagnet
with Dzyaloshinskii-Moriya interactions,
September 7, 2005, DPMC, University of Geneva, Switzerland.
Unusual magnetic properties of La2CuO4: the
role of Dzyaloshinskii-Moriya interactions,
July 19, 2005, WMI, Garching (Munich), Germany.
Transport properties in
frustrated Heisenberg systems,
October 22,2004, EPFL, Lausanne, Switzerland.
Analysis of
phase-fluctuation effect in a d-wave superconductor,
May 23, 2002, Department of Physics, University
of Lausanne, Switzerland.
Phase fluctuations in
High-Tc superconductors: from the experiments to the
theory,
April 19, 2002, Department of Physics, University of
Neuchatel, Switzerland.
Phase fluctuations,
dissipation and superfluid stiffness in d-wave
superconductors,
May 17, 2001, Department of Physics, University
of Fribourg, Switzerland.
Fluttuazioni di fase,
dissipazione e densita' di superfluido nei
superconduttori in onda d,
October 23, 2000, Department of Physics, University
of Rome ``La Sapienza'', Italy.
Effetto dei modi
collettivi sulla densita' di superfluido nei cuprati
superconducttori,
March 13, 2000, Department of Physics, University of
Rome ``La Sapienza'', Italy.