118 citations · 598 across the 21 of their papers we have counts for
21 papers
Multi-probe detection of domain nucleation across the metal-insulator transition in VO
Shubhankar Paul, Giordano Mattoni, Amitava Ghosh +7
Electronic and structural degrees of freedom are often intimately coupled in strongly correlated systems, which result in intriguing macroscopic and microscopic phenomena. Using th…
Thermodynamic and transport properties of high-quality single crystals of the altermagnet CrSb
Shubhankar Paul, Atsutoshi Ikeda, Giordano Mattoni +2
Altermagnetism (AM) is an emerging magnetic order unifying essential characteristics of ferromagnetic and antiferromagnetic states. The CrSb has attracted significant interest owin…
Muon Knight shift as a precise probe of the superconducting symmetry of SrRuO
Hisakazu Matsuki, Rustem Khasanov, Jonas A. Krieger +8
Muon spin rotation (SR) measurements of internal magnetic field shifts, known as the muon Knight shift, is used for determining pairing symmetries in superconductors. While this…
Fermi-liquid behavior and characteristic temperature-dependent susceptibility in clean RuO crystal
Shubhankar Paul, Atsutoshi Ikeda, Hisakazu Matsuki +6
The magnetic nature of the altermagnet candidate RuO remains under debate. It has been recently shown from quantum oscillations and angle-resolved photoemission spectroscopy (A…
Direct evidence for the absence of coupling between shear strain and superconductivity in Sr2RuO4
Giordano Mattoni, Thomas Johnson, Atsutoshi Ikeda +4
The superconducting symmetry of Sr2RuO4 has been intensely debated for many years. A crucial controversy recently emerged between shear-mode ultrasound experiments, which suggest a…
Growth of ultra-clean single crystals of RuO2
Shubhankar Paul, Giordano Mattoni, Hisakazu Matsuki +4
We report the details of the growth of ultra-clean single crystals for RuO2, a candidate material for altermagnetism. By using a crystal-growth tube with a necking structure and pr…
Challenges in extracting nonlinear current-induced phenomena in Ca2RuO4
Giordano Mattoni, Kazumi Fukushima, Shingo Yonezawa +2
An appealing direction to change the properties of strongly correlated materials is to induce nonequilibrium steady states by the application of a direct current. While access to t…
Time-reversal symmetry breaking in charge density wave of CsVSb detected by polar Kerr effect
Yajian Hu, Soichiro Yamane, Giordano Mattoni +10
The Kagome lattice exhibits rich quantum phenomena owing to its unique geometric properties. Appealing realizations are the Kagome metals AVSb (A = K, Rb, Cs), where unconv…
High-order Harmonic Generation and its Unconventional Scaling Law in the Mott-insulating
K. Uchida, G. Mattoni, S. Yonezawa +3
Competition and cooperation among orders is at the heart of many-body physics in strongly correlated materials and leads to their rich physical properties. It is crucial to investi…
Large tunability of strain in WO3 single-crystal microresonators controlled by exposure to H2 gas
Nicola Manca, Giordano Mattoni, Marco Pelassa +3
Strain engineering is one of the most effective approaches to manipulate the physical state of materials, control their electronic properties, and enable crucial functionalities. B…
Role of local temperature in the current-driven metal-insulator transition of Ca2RuO4
Giordano Mattoni, Shingo Yonezawa, Fumihiko Nakamura +1
It was recently reported that a continuous electric current is a powerful control parameter to trigger changes in the electronic structure and metal-insulator transitions (MITs) in…
Diamagnetic-like response from localised heating of a paramagnetic material
Giordano Mattoni, Shingo Yonezawa, Yoshiteru Maeno
In the search of material properties out-of-equilibrium, the non-equilibrium steady states induced by electric current are an appealing research direction where unconventional stat…
In situ control of diamagnetism by electric current in Ca(RuTi)O
Chanchal Sow, Ryo Numasaki, Giordano Mattoni +4
Non-equilibrium steady state (NESS) conditions induced by DC current can alter the physical properties of strongly correlated electron systems (SCES). In this regard, it was recent…
Charge doping and large lattice expansion in oxygen-deficient heteroepitaxial WO3
Giordano Mattoni, Alessio Filippetti, Nicola Manca +2
Tungsten trioxide is a versatile material with widespread applications ranging from electrochromic and optoelectronic devices to water splitting and catalysis of chemical reactions…
Balanced electron-hole transport in spin-orbit semimetal SrIrO3 heterostructures
Nicola Manca, Dirk J. Groenendijk, Ilaria Pallecchi +7
Relating the band structure of correlated semimetals to their transport properties is a complex and often open issue. The partial occupation of numerous electron and hole bands can…
Spin-orbit semimetal SrIrO in the two-dimensional limit
D. J. Groenendijk, C. Autieri, J. Girovsky +10
We investigate the thickness-dependent electronic structure of ultrathin SrIrO and discover a transition from a semimetallic to a correlated insulating state below 4 unit cells…
Enhancement of electron mobility at oxide interfaces induced by WO3 overlayers
Giordano Mattoni, David J. Baek, Nicola Manca +4
Interfaces between complex oxides constitute a unique playground for 2D electron systems (2DES), where superconductivity and magnetism can arise from combinations of bulk insulator…
Selective high frequency mechanical actuation driven by the VO2 electronic instability
Nicola Manca, Luca Pellegrino, Teruo Kanki +6
Micro- and nano-electromechanical resonators are a fundamental building block of modern technology, used in environmental monitoring, robotics, medical tools as well as fundamental…
Epitaxial growth and thermodynamic stability of SrIrO3/SrTiO3 heterostructures
D. J. Groenendijk, N. Manca, G. Mattoni +5
Obtaining high-quality thin films of 5d transition metal oxides is essential to explore the exotic semimetallic and topological phases predicted to arise from the combination of st…
Striped nanoscale phase separation at the metal-insulator transition of heteroepitaxial nickelates
Giordano Mattoni, Pavlo Zubko, Francesco Maccherozzi +11
Nucleation processes of mixed-phase states are an intrinsic characteristic of first-order phase transitions, typically related to local symmetry breaking. Direct observation of eme…
Giant negative magnetoresistance driven by spin-orbit coupling at the LAO/STO interface
M. Diez, A. M. R. V. L. Monteiro, G. Mattoni +6
The LAO/STO interface hosts a two-dimensional electron system that is unusually sensitive to the application of an in-plane magnetic field. Low-temperature experiments have reveale…