Dr. Enrico Giannini

Zhe Wang, Ignacio Gutierrez Lezama, Dumitru Dumcenco, Nicolas Ubrig, Takashi Taniguchi, Kenji Watanabe, Enrico Giannini, Marco Gibertini and Alberto Morpurgo

Nature communications 12 1, 6659 (2021)

Recent experiments on van der Waals antiferromagnets have shown that measuring the temperature ( T ) and magnetic field ( H ) dependence of the conductance allows their magnetic phase diagram to be mapped. Similarly, experiments on ferromagnetic CrBr ₃ barriers enabled the Curie…

Arpad Pasztor, Alessandro Scarfato, Marcello Spera, Felix Flicker, Céline Barreteau, Enrico Giannini, Jasper van Wezel and Christoph Renner

Nature communications 12 1, 6037 (2021)

In the presence of multiple bands, well-known electronic instabilities may acquire new complexity. While multiband superconductivity is the subject of extensive studies, the possibility of multiband charge density waves (CDWs) has been largely ignored so far. Here, combining energy dependent…

Davide Matera

Thèse (2020)

The MgB2 superconductor has significant potential for practical applications. The main points of strength are its critical temperature close to 40 K, which may allow operating in cryogen-free environments, the low cost of precursor materials, and the ease of manufacture. However, a large gap is…

Gernot Scheerer, Margherita Boselli, Dorota Pulmannova, Willem Rischau, Adrien Waelchli, Stefano Gariglio, Enrico Giannini, Dirk Van Der Marel and Jean-Marc Triscone

Condensed Matter 5 4, 60 (2020)

SrTiO3 is an insulating material which, using chemical doping, pressure, strain or isotope substitution, can be turned into a ferroelectric material or into a superconductor. The material itself, and the two aforementioned phenomena, have been subjects of intensive research of Karl Alex Müller and …

Gen Long, Hugo Henck, Marco Gibertini, Dumitru Dumcenco, Zhe Wang, Takashi Taniguchi, Kenji Watanabe, Enrico Giannini and Alberto Morpurgo

Nano letters 20 4, 2452-2459 (2020)

Bojja Aditya Reddy, Evgeniy Ponomarev, Ignacio Gutierrez Lezama, Nicolas Ubrig, Céline Barreteau, Enrico Giannini and Alberto Morpurgo

Nano Letters 20 2, 1322-1328 (2020)

The assembly of suitably designed van der Waals (vdW) heterostructures represents a new approach to produce artificial systems with engineered electronic properties. Here, we apply this strategy to realize synthetic semimetals based on vdW interfaces formed by two different semiconductors. Guided…

Andrea Amoretti, Martina Meinero, Daniel K. Brattan, Federico Caglieris, Enrico Giannini, Marco Affronte, Christian Hess, Bernd Buechner, Nicodemo Magnoli and Marina Putti

Physical review research 2 2, 023387 (2020)

High-temperature superconductors are strongly coupled systems which present a complicated phase diagram with many coexisting phases. This makes it difficult to understand the mechanism which generates their singular transport properties. Hydrodynamics, which mostly relies on the symmetries of the…

Dumitru Dumcenco and Enrico Giannini

Journal of crystal growth 548, 125799 (2020)

Nicolas Ubrig, Zhe Wang, Jérémie Teyssier, Takashi Taniguchi, Kenji Watanabe, Enrico Giannini, Alberto Morpurgo and Marco Gibertini

2D Materials 7 1, 015007 (2020)

Chromium triiodide, CrI3, is emerging as a promising magnetic two-dimensional semiconductor where spins are ferromagnetically aligned within a single layer. Potential applications in spintronics arise from an antiferromagnetic ordering between adjacent layers that gives rise to spin filtering and a …

A Delhomme, D Vaclavkova, A Slobodeniuk, M Orlita, M Potemski, D M Basko, K Watanabe, T Taniguchi, Diego Mauro, Céline Barreteau, Enrico Giannini, Alberto Morpurgo, Nicolas Ubrig and C Faugeras

2D Materials 7 041002 (2020)

Optical selection rules in monolayers of transition metal dichalcogenides and of their heterostructures are determined by the conservation of the z-component of the total angular momentum—J Z = L Z +S Z – associated with the C3 rotational lattice symmetry which assumes half integer values…

Davide Matera, Marco Bonura, Radovan Cerny, Siobhan Mckeown Walker, Florin Buta, D. LeBoeuf, X. Chaud, Enrico Giannini and Carmine Senatore

Scientific Reports 10 17656 (2020)

The upper critical field sets the thermodynamic limit to superconductivity. A big gap is present between the upper-critical-field values measured in MgB2 polycrystalline bulk superconductors and those of thin films, where values as high as ~ 50 T have been achieved at 4.2 K. Filling this gap…

Irène Cucchi, A. Marrazzo, Edoardo Cappelli, Sara Ricco, F. Y. Bruno, Simone Lisi, M. Hoesch, T. K. Kim, C. Cacho, Céline Besnard, Enrico Giannini, N. Marzari, Marco Gibertini, Felix Baumberger and Anna Tamai

Physical Review Letters 124 106402 (2020)

Diego Mauro, Hugo Henck, Marco Gibertini, Michele Filippone, Enrico Giannini, Ignacio Gutierrez Lezama and Alberto Morpurgo

2D Materials 7 025042 (2020)

Monolayer jacutingaite (Pt2HgSe3) has been recently identified as a candidate quantum spin Hall system with a 0.5 eV band gap, but no transport measurements have been performed so far on this material, neither in monolayer nor in the bulk. By using a dedicated high-pressure technique, we grow…

Marcello Spera, Alessandro Scarfato, Arpad Pasztor, Enrico Giannini, D. R. Bowler and Christoph Renner

Physical Review Letters 125 267603 (2020)

Charge density waves (CDWs) are understood in great detail in one dimension, but they remain largely enigmatic in two-dimensional systems. In particular, numerous aspects of the associated energy gap and the formation mechanism are not fully understood. Two long-standing riddles are the amplitude…

Zhe Wang, Marco Gibertini, Dumitru Dumcenco, Takashi Taniguchi, Kenji Watanabe, Enrico Giannini and Alberto Morpurgo

Nature nanotechnology 14 12, 1116-1122 (2019)

L. Thiel, Zhe Wang, M. A. Tschudin, D. Rohner, Ignacio Gutierrez Lezama, Nicolas Ubrig, Marco Gibertini, Enrico Giannini, Alberto Morpurgo and P. Maletinsky

Science 364 6444, 973-976 (2019)

The discovery of ferromagnetism in two-dimensional (2D) van der Waals (vdW) crystals has generated widespread interest. Making further progress in this area requires quantitative knowledge of the magnetic properties of vdW magnets at the nanoscale. We used scanning single-spin magnetometry based on …

Marcello Spera, Alessandro Scarfato, Enrico Giannini and Christoph Renner

Physical Review. B, Condensed Matter 99 155133, 1-7 (2019)

We report a detailed study of the microscopic effects of Cu intercalation on the charge density wave (CDW) in 1T-CuxTiSe2. Scanning tunneling microscopy and spectroscopy reveal a unique, Cu-driven spatial texturing of the charge-ordered phase, with the appearance of energy-dependent CDW patches and …

T. Jaouen, B. Hildebrand, M.-L. Mottas, M. Di Giovannantonio, P. Ruffieux, M. Rumo, C. W. Nicholson, E. Razzoli, Céline Barreteau, Alberto Ubaldini, Enrico Giannini, F. Vanini, H. Beck, C. Monney and P. Aebi

Physical review. B 100 7, 075152 (2019)

M.-L. Mottas, T. Jaouen, B. Hildebrand, M. Rumo, F. Vanini, E. Razzoli, Enrico Giannini, Céline Barreteau, D. R. Bowler, C. Monney, H. Beck and P. Aebi

Physical review. B 99 15, 155103 (2019)

Arpad Pasztor, Alessandro Scarfato, Marcello Spera, Céline Barreteau, Enrico Giannini and Christoph Renner

Physical Review Research 1 3, 033114 (2019)

The charge density wave (CDW) in solids is a collective ground state combining lattice distortions and charge ordering. It is defined by a complex order parameter with an amplitude and a phase. The amplitude and wavelength of the charge modulation are readily accessible to experiment. However,…

Davide Matera, Marco Bonura, Christian Barth, Alexandre Fete, Radovan Cerny, Enrico Giannini and Carmine Senatore

IEEE Transactions on Applied Superconductivity 28 4, 1-5 (2018)

The effect of a rapid internal magnesium diffusion synthesis on the electrical, magnetic, and microstructural properties of binary MgB2 bulk samples has been investigated. We have used a laboratory-made induction furnace to reduce the reaction time, typically of many hours, to few minutes. We…

Zhe Wang, Ignacio Gutierrez Lezama, Nicolas Ubrig, Martin Kroner, Marco Gibertini, Takashi Taniguchi, Kenji Watanabe, Ataç Imamoğlu, Enrico Giannini and Alberto Morpurgo

Nature Communications 9 2516 (2018)

Magnetic layered van der Waals crystals are an emerging class of materials giving access to new physical phenomena, as illustrated by the recent observation of 2D ferromagnetism in Cr2Ge2Te6 and CrI3. Of particular interest in semiconductors is the interplay between magnetism and transport, which…

Irène Cucchi, Ignacio Gutierrez Lezama, Edoardo Cappelli, Siobhan Mckeown Walker, Flavio Yair Bruno, Giulia Tenasini, Lin Wang, Nicolas Ubrig, Céline Barreteau, Enrico Giannini, Marco Gibertini, Anna Tamai, Alberto Morpurgo and Felix Baumberger

Nano Letters (2018)

Two-dimensional crystals of semi-metallic van der Waals materials hold much potential for the realization of novel phases, as exemplified by the recent discoveries of a polar metal in few-layer 1T′-WTe2 and of a quantum spin Hall state in monolayers of the same material. Understanding these…

O. Shcherban, L. Akselrud, Enrico Giannini and R. Gladyshevskii

Acta Physica Polonica. A 133 4, 1027-1029 (2018)

Davide Matera, Marco Bonura, Enrico Giannini and Carmine Senatore

IEEE transactions on applied superconductivity 27 4, 1-6 (2017)

An investigation of the mechanisms that can play a role in limiting the electrical connectivity in polycrystalline MgB2 is reported. Bulk samples have been manufactured by three in situ techniques using different types of precursors. The “internal magnesium diffusion” route has been studied in…

Anna Maria Novello, Marcello Spera, Alessandro Scarfato, Alberto Ubaldini, Enrico Giannini, D. R. Bowler and Christoph Renner

Physical review letters 118 1, 017002 (2017)

We study the impact of Cu intercalation on the charge density wave (CDW) in 1T-CuxTiSe2 by scanning tunneling microscopy and spectroscopy. Cu atoms, identified through density functional theory modeling, are found to intercalate randomly on the octahedral site in the van der Waals gap and to dope…

Arpad Pasztor, Alessandro Scarfato, Céline Barreteau, Enrico Giannini and Christoph Renner

2D Materials 4 4, 041005 (2017)

Isolating single unit-cell thin layers from the bulk matrix of layered compounds offers tremendous opportunities to design novel functional electronic materials. However, a comprehensive thickness dependence study is paramount to harness the electronic properties of such atomic foils and their…

Jérémie Teyssier, Enrico Giannini, Adrien Stucky, Radovan Cerny, M. V. Eremin and Dirk Van Der Marel

Physical review. B, Condensed matter and materials physics 93 125138 (2016)

Using high resolution x-ray diffraction (XRD) on high purity powders, we resolved the structure and ab symmetry of the intriguing compound Sr2VO4 from room temperature down to 20 K to an unprecedented level of accuracy. Upon cooling, this set of data unambiguously reveals a second-order phase…

Julien Levallois, Michaël Tran, D. Pouliot, C. N. Presura, L. H. Greene, J. N. Eckstein, Johanie Fanny Uccelli, Enrico Giannini, G. D. Gu, A. J. Leggett and Dirk Van Der Marel

Physical review. X 6 3, 031027 (2016)

We performed an experimental study of the temperature and doping dependence of the energy-loss function of the bilayer and trilayer bismuth cuprates family. The primary aim is to obtain information on the energy stored in the Coulomb interaction between the conduction electrons, on the temperature…

Anna Tamai, Q. S. Wu, Irène Cucchi, Flavio Yair Bruno, Sara Ricco, T. K. Kim, M. Hoesch, Céline Barreteau, Enrico Giannini, Céline Besnard, A. A. Soluyanov and Felix Baumberger

Physical review. X 6, 031021 (2016)

Flavio Yair Bruno, Anna Tamai, Q. S. Wu, Irène Cucchi, Céline Barreteau, Alberto De La Torre, Siobhan Mckeown Walker, Sara Ricco, Z. Wang, T. K. Kim, M. Hoesch, M. Shi, N. C. Plumb, Enrico Giannini, A. A. Soluyanov and Felix Baumberger

Physical review. B, Condensed matter and materials physics 94, 121112(R) (2016)

Adrien Stucky, Gernot Scheerer, Zhi Ren, Didier Jaccard, Jean-Marie Poumirol, Céline Barreteau, Enrico Giannini and Dirk Van Der Marel

Scientific Reports 6 37582 (2016)

We report the influence on the superconducting critical temperature Tc in doped SrTiO3 of the substitution of the natural 16O atoms by the heavier isotope 18O. We observe that for a wide range of doping this substitution causes a strong (~50%) enhancement of Tc. Also the magnetic critical field Hc2 …

Lin Wang, Ignacio Gutierrez Lezama, Céline Barreteau, Dongkeun Ki, Enrico Giannini and Alberto Morpurgo

Physical review letters 117 17, 176601 (2016)

Pascal Schouwink, Adrien Ramel, Enrico Giannini and Radovan Cerny

CrystEngComm 17 13, 2682-2689 (2015)

Structural investigations on mixed-metal borohydrides have been the subject of powder diffraction since the discovery that hydrogen-release temperatures can be tailored by using more electronegative metals. The lack of producing suitable samples for single crystal X-ray diffraction has defined…

Lin Wang, Ignacio Gutierrez Lezama, Céline Barreteau, Nicolas Ubrig, Enrico Giannini and Alberto Morpurgo

Nature communications, 8892 (2015)

Either in bulk form, or in atomically thin crystals, layered transition metal dichalcogenides continuously reveal new phenomena. The latest example is 1T’-WTe2, a semimetal found to exhibit the largest known magnetoresistance in the bulk, and predicted to become a topological insulator in strained…

Ignacio Gutierrez Lezama, Ashish Arora, Alberto Ubaldini, Céline Barreteau, Enrico Giannini, Marek Potemski and Alberto Morpurgo

Nano letters 15 4, 2336-2342 (2015)

Didier Perret, Hans-Rudolf Hagemann, Radovan Cerny, Christoph Renner, Enrico Giannini, Laure Guenee, Céline Besnard, David Gerard and Lionel Windels

Chimia 68 12, 893-895 (2014)

To celebrate the International Year of Crystallography among the general public, a consortium of chemists, physicists and crystallographers of the University of Geneva organised in Spring 2014 an incentive crystal growth contest for Geneva scholars aged 4 to 19. Starting from a kit containing a…

Ignacio Gutierrez Lezama, Alberto Ubaldini, Maria Longobardi, Enrico Giannini, Christoph Renner, Alexey Kuzmenko and Alberto Morpurgo

2D materials 1 2, 021002 (2014)

Semiconducting transition metal dichalcogenides (TMDs) have emerged as materials that can be used to realize two-dimensional (2D) crystals possessing rather unique transport and optical properties. Most research has so far focused on sulfur and selenium compounds, while tellurium-based materials…

Jacim Jacimovic, L Felberbaum, Enrico Giannini and Jérémie Teyssier

Journal of physics. D, Applied physics 47 12, 125501 (2014)

We report a detailed study that compares various composite materials (CM): Ag/ZnO, Ag/SnO2, Ag/C, Ag/WC, Ag/WC–C and Ag/Ni used in high-current dc circuit breaker applications. Their structural, mechanical, electrical and wetting properties were investigated. In parallel, switching operation…

Michaël Tran, Julien Levallois, Philippe Lerch, Jérémie Teyssier, Alexey Kuzmenko, G. Autès, O. V. Yazyev, Alberto Ubaldini, Enrico Giannini, Dirk Van Der Marel and Ana Akrap

Physical review letters 112 4, 047402 (2014)

BiTeI is a giant Rashba spin splitting system, in which a noncentrosymmetric topological phase has recently been suggested to appear under high pressure. We investigated the optical properties of this compound, reflectivity and transmission, under pressures up to 15 GPa. The gap feature in the…

Ana Akrap, Alberto Ubaldini, Enrico Giannini and László Forró

Europhysics letters 107 5, 57008 (2014)

We study the detailed temperature and composition dependence of the resistivity, ρ(T), and thermopower, S(T), for a series of layered bismuth chalcogenides Bi2Te3−xSex, and report the stoichiometry dependence of the optical band gap. In the resistivity of the most compensated member,…

Adrien Stucky, Alberto Ubaldini, Julien Levallois, Michaël Tran, Dirk Van Der Marel and Enrico Giannini

Journal of Physics: Conference Series 566 012012 (2014)

Searching for a 3D multiferroic material with a strong magnetoelectric coupling and high critical temperature is a major challenge in modern condensed matter research. CuO is the building block of high-temperature superconductors and triggered a new interest when it was established as potential…

Alberto Ubaldini, Jacim Jacimovic, Nicolas Ubrig and Enrico Giannini

Crystal growth & design 13 10, 4453-4459 (2013)

Single crystals of Mo and Ta dichalcogenides, MX2 (M = Mo, Ta and X = S, Se, Te), have been grown by the chemical vapor transport method using a novel transport reaction that involves a mixture of M, MCl5 and X as a source. The article reports the details of the growth method and the…

Christophe Berthod, Yanina Fasano, Ivan Maggio-Aprile, Alexandre Piriou, Enrico Giannini, G. Levy de Castro and Oystein Fischer

Physical review. B, Condensed matter and materials physics 88 014528 (2013)

We study a series of spectra measured in the superconducting state of optimally-doped Bi-2223 by scanning tunneling spectroscopy. Each spectrum, as well as the average of spectra presenting the same gap, is fitted using a strong-coupling model taking into account the band structure, the BCS gap,…

Ana Akrap, Michaël Tran, Alberto Ubaldini, Jérémie Teyssier, Enrico Giannini, Dirk Van Der Marel, Philippe Lerch and Christopher C. Homes

Physical review. B, Condensed matter and materials physics 86 23, 235207 (2012)

J. Deisenhofer, S. Schaile, Jérémie Teyssier, Zhe Wang, M. Hemmida, H.-A. Krug von Nidda, R. M. Eremina, M. V. Eremin, Romain Viennois, Enrico Giannini, Dirk Van Der Marel and A. Loidl

Physical review. B, Condensed matter and materials physics 86 21, 214417 (2012)

Marco Bonura, Enrico Giannini, Romain Viennois and Carmine Senatore

Physics procedia 36, 710-715 (2012)

The time relaxation of the magnetization in a FeTe0.7Se0.3 crystal has been investigated at different temperatures for applied magnetic fields up to 9 T. A power law time dependence of the magnetization has been observed in a wide range of times, temperatures and magnetic fields, being a sign that…

Marco Bonura, Enrico Giannini, Romain Viennois and Carmine Senatore

Physical review. B, Condensed matter and materials physics 85 13 (2012)

An extensive study of the magnetic properties of FeTe0.7Se0.3 crystals in the superconducting state is presented. We show that weak collective pinning, originating from spatial variations of the charge carrier mean free path (δl pinning), rules in this superconductor. Our results are compatible…

Benjamin Sacepe, Jeroen Bart Oostinga, Jian Li, Alberto Ubaldini, Nuno Jose Guimaraes Couto, Enrico Giannini and Alberto Morpurgo

Nature communications 2, 575 (2011)

Three-dimensional topological insulators are characterized by the presence of a bandgap in their bulk and gapless Dirac fermions at their surfaces. New physical phenomena originating from the presence of the Dirac fermions are predicted to occur, and to be experimentally accessible via transport…

Jérémie Teyssier, Romain Viennois, Enrico Giannini, R. Eremina, A. Günther, J. Deisenhofer, M. Eremin and Dirk Van Der Marel

Physical review. B, Condensed matter and materials physics 84, 205130 (2011)

Jérémie Teyssier, Romain Viennois, Violeta Guritanu, Enrico Giannini and Dirk Van Der Marel

Journal of physics. Conference series 200 3, 032076 (2010)

We report magnetic, transport and neutron diffraction studies of the solid solution Mn1−xCoxSi. For the Mn rich compounds, a sharp decrease of the Curie temperature is observed upon cobalt doping and neutron elastic scattering shows that the helimagnetic order of MnSi persists up to x = 0.06 with …

Romain Viennois, Enrico Giannini, Dirk Van Der Marel and Radovan Cerny

Physica. C, Superconductivity 470, 370-371 (2010)

We have drawn the phase diagram of tetragonal Fe1+xTe1-ySeyFe1+xTe1-ySey based on the investigations carried on single-crystalline samples for y⩽0.5y⩽0.5. Sizeable single-crystals were grown by self-flux melting in vacuum-sealed reactors and characterized by X-ray diffraction, electron…

Enrico Giannini, Romain Viennois, Radovan Cerny and M. Hanfland

Chemistry of metals and alloys 3, 63-68 (2010)

The structural simplicity of FeCh (Ch = S, Se, Te), in which the conducting layers are not separated by any third-atom layers, offers the best tool for investigating the nature of superconductivity and magnetism in Fe-based compounds. Either the pressure or the chemical composition distort the…

Alexandre Piriou, Enrico Giannini, Yanina Fasano, Carmine Senatore and Oystein Fischer

Physical review. B, Condensed matter and materials physics 81 14 (2010)

We study the vortex phase diagram of the single-layer Bi2Sr2CuO6+δ (Bi2201) superconductor by means of bulk magnetization measurements on high-quality oxygen-overdoped crystals. In striking contrast with the results found in the moderately doped two- and three-layer Bi-based cuprates, Bi2201…

Alberto Ubaldini, Enrico Giannini, Carmine Senatore and Dirk Van Der Marel

Physica. C, Superconductivity 470, S356-S357 (2010)

Jérémie Teyssier, Enrico Giannini, Violeta Guritanu, Romain Viennois, Dirk Van Der Marel, A. Amato and S. Gvasaliya

Physical review. B, Condensed matter and materials physics 82 6, 064417 (2010)

Jason Neal Hancock, Seyed Iman Mirzaei, J. Gillett, S. Sebastian, Jérémie Teyssier, Romain Viennois, Enrico Giannini and Dirk Van Der Marel

Physical review. B, Condensed matter and materials physics 82 1, 014523 (2010)

Peter Armitage, Riccardo Tediosi, Florence Levy, Enrico Giannini, L. Forro and Dirk Van Der Marel

Physical review letters 104 23, 237401 (2010)

Romain Viennois, Enrico Giannini, Dirk Van Der Marel and Radovan Cerny

Journal of solid state chemistry 183 4, 769-775 (2010)

Romain Viennois, Enrico Giannini, Jérémie Teyssier, Jack Elia, J Deisenhofer and Dirk Van Der Marel

Journal of physics. Conference series 200 1, 012219 (2010)

G. Levy, Christophe Berthod, Alexandre Piriou, Enrico Giannini and Oystein Fischer

Physical review letters 105 9, 099702 (2010)

A Reply to the Comment by Flora Onufrieva and Pierre Pfeuty.

I. Pallecchi, G. Lamura, M. Tropeano, M. Putti, Romain Viennois, Enrico Giannini and Dirk Van Der Marel

Physical review. B, Condensed matter and materials physics 80 21, 214511 (2009)

Nathan Jenkins, Yanina Fasano, Christophe Berthod, Ivan Maggio-Aprile, Alexandre Piriou, Enrico Giannini, B. W. Hoogenboom, C. Hess, T. Cren and Oystein Fischer

Physical review letters 103 22, 227001 (2009)

We have used scanning tunneling spectroscopy to investigate short-length electronic correlations in three-layer Bi2Sr2Ca2Cu3O10+δ (Bi-2223). We show that the superconducting gap and the energy Ωdip, defined as the difference between the dip minimum and the gap, are both modulated in space…

Francisco Giorgio Levy De Castro, Christophe Berthod, Alexandre Piriou, Enrico Giannini and Oystein Fischer

Physical review letters 101 26, 267004 (2008)

In two dimensions the noninteracting density of states displays a van Hove singularity (VHS) which introduces an intrinsic electron-hole asymmetry, absent in three dimensions. We show that due to this VHS the strong-coupling analysis of tunneling spectra in high-Tc superconductors must be…

Jérémie Teyssier, Romain Viennois, J. Salamin, Enrico Giannini and Dirk Van Der Marel

Journal of alloys and compounds 465 1-2, 462-467 (2008)

Riccardo Tediosi, Norman Armitage, Enrico Giannini and Dirk Van Der Marel

Physical review letters 99 1, 016406 (2007)

Fabrizio Carbone, Alexey Kuzmenko, Hajo Molegraaf, Erik Van Heumen, Enrico Giannini and Dirk Van Der Marel

Physical review. B, Condensed matter and materials physics 74 2, 024502 (2006)

We examine the redistribution of the in-plane optical spectral weight in the normal and superconducting state in trilayer Bi2Sr2Ca2Cu3O10 (Bi2223) near optimal doping (Tc=110K) on a single crystal via infrared reflectivity and spectroscopic ellipsometry. We report the temperature dependence of the…

Dirk Van Der Marel, Fabrizio Carbone, Alexey Kuzmenko and Enrico Giannini

Annals of physics 321 7, 1716-1729 (2006)

Jean-Claude Grivel, H.F. Poulsen, L.G. Andersen, T. Frello, N.H. Andersen, Enrico Giannini, Denis Pierre Grindatto and René-Louis Flukiger

The 1998 International Workshop on Superconductivity, 50-53 (1998)

We present observations performed on ceramic and Ag-sheathed samples. A model for the formation mechanism of the (Bi,Pb)2Sr2Ca2Cu30Y (Bi(2223)) phase is proposed and the processing of tapes is discussed in relation with this model.

Yibing Huang, Marc Dhalle, Grégoire Witz, Frank Marti, Enrico Giannini, Eric Walker, Reynald Passerini, Albino Polcari, S. Clerc, K. Kwasnitza and René-Louis Flukiger

Journal of Superconductivity 11 5, 495-505 (1998)

A significant reduction of ac losses in twisted Bi(2223) multifilamentary tapes with Ag sheaths has been achieved by using oxide (BaZrO₃ and SrZrO₃) barriers between filaments. These barriers have two important effects: they increase the transverse resistivity, which suppresses induced coupling …

M.R. Cimberle, C. Ferdeghini, René-Louis Flukiger, Enrico Giannini, Giovanni Grasso, D. Marrè, M. Putti and A.S. Siri

Fourth Euro Ceramics (1995)