Gabriela Pasquini

Associate Profesor CONICET Researcher This email address is being protected from spambots. You need JavaScript enabled to view it. Personal web page Low Temperatures Laboratory

Research area: Condensed Matter

• SUPERCONDUCTORS
• VORTEX MATTER
• MAGNETIC DOMAINS
• NEMATICITY
• AC DYNAMICS
• TRANSPORT
• AC SUSCEPTIBILITY
• SANS
• MAGNETO-OPTICS

Interests

- Vortex matter in superconductors
- Vortex dynamics
- Nematic order in superconductors
- Domain wall dynamics.
- Ac susceptibility, tranport and magnetic measurements at low temperatures.
- Elasto-resistivity technique at low temperatures.
- Magneto-optical imaging
- SANS experiments

Selected publications

- "Thermal hysteresis of the Campbell response as a probe for bulk pinning landscape spectroscopy", Roland Willa, Mariano Marziali Bermudez and Gabriela Pasquini; Phys. Rev. B 98, 184520 (2018).

- “Metastability and hysteretic vortex pinning near the order-disorder transition in NbSe2 : Interplay between plastic and elastic energy barriers”, M. Marziali Bermúdez, E. R. Louden, M. R. Eskildsen, C. D. Dewhurst, V. Bekeris and G. Pasquini; Phys. Rev. B. 95, 104505 (2017).

- “Dynamic reorganization of vortex matter into partially disordered lattices”, M. Marziali Bermúdez, M. R. Eskildsen, M. Bartkowiak, G. Nagy, V. Bekeris and G. Pasquini; Phys. Rev. Lett. 115, 067001 (2015).

- “Correlated vortex pinning in slightly orthorhombic twinned Ba(Fe1?xCox)2As2 single crystals: Possible shift of the vortex-glass/liquid transition” , M. Marziali Bermudez, G. Pasquini, S. L. Bud’ko and P. C. Can?eld. Phys. Rev. B 87, 054515 (2013).

- “Dynamics of superconducting vortices driven by oscillatory forces in the plastic flow regime”; D. Pérez Daroca, G. Pasquini, G.Lozano and V. Bekeris, Phys. Rev. B 84, 012508 (2011).

- “Depinning and dynamics of ac driven vortex lattices in random media”; D. Pérez Daroca, G.Pasquini, LG. Lozano and V. Bekeris, Phys. Rev. B 81, 184520 (2010).

- "Ordered, disodered anmd coexistent stable vortex lattices in NbSe2 superconductors “; G. Pasquini, D. Perez Daroca, C. Chiliotte, G. Lozano y V. Bekeris; Phys. Rev. Lett. 100, 247003 (2008).

- “Thermal annealing of the torn vortex lattice in YBCO crystals”, G. Pasquini and V. Bekeris , Phys.Rev. B 71, 014510 (2005).

''Angular dependent vortex dynamics in superconductors with columnar defects'', L. Civale, A.Sihlanek and G.Pasquini, Invited Review Article, International Book series STUDIES OF HIGH TEMPERATURE SUPERCONDUCTORS, Anant Narlikar, Nova Science Publishers, New York, Vol 47, p41-96, (2003).

- “Angular regimes of AC dynamics and pinning in YBa2Cu3O7 crystals with and without columnar defects", G.Pasquini, L.Civale, H.Lanza and G. Nieva, Phys. Rev. B 65, 214517 (2002).

- ''Superconductivity in ultrathin artificial cuprate structures'', G.Balestrino, S. Lavanga, P.G.Medaglia, P. Orgiani, G. Pasquini, A. Tebano, A. Tucciarone , Appl. Phys. Lett. 79, 99 (2001).

- ''Structural features of (Ba2Cu2O4+x)/(CaCuO2)n superconducting oxide superlattices with ultrathin individual layers '', G.Balestrino, G.Pasquini, A.Tebano, Phys. Rev. B 62, 1421-1426 (2000).

- "Evidence for vortex staircases in the whole angular range due to competing correlated pinning mechanisms", A.Silhanek, L.Civale, S.Candia, G.Nieva, G.pasquini and H.Lanza, ” Phys. Rev. B 59,13620 (1999).

- “Dynamic regimes in the a.c. response of YBCO with columnar defects:intra- and inter valley motions”, G.Pasquini, L.Civale, H.Lanza and G. Nieva, Phys. Rev. B 59, 9627 (1999).