Publications

Our Research
Nature, (2024)
Signatures of a surface spin–orbital chiral metal
F. Mazzola, W. Brzezicki, M.T. Mercaldo, A. Guarino, C. Bigi, J.A. Miwa, D. De Fazio, A. Crepaldi, J. Fujii, G. Rossi, P. Orgiani, S.K. Chaluvadi, S. Punathum Chalil, G. Panaccione, A. Jana, V. Polewczyk, I. Vobornik, C. Kim, F. Miletto-Granozio, R. Fittipaldi, C. Ortix, M. Cuoco & A. Vecchione
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
From our users
J. Appl. Phys., 135, 045303, (2024)
Epitaxial growth of AgCrSe2 thin films by molecular beam epitaxy
Y. Nanao, C. Bigi, A. Rajan, G. Vinai, D. Dagur, P.D.C. King
Involved NFFA technique:
XPS, XAS/XMCD @ APE-HE
Our Research
Commun. Mater., 4, 103, (2023)
Dynamics and resilience of the unconventional charge density wave in ScV6Sn6 bilayer kagome metal
M. Tuniz, A. Consiglio, D. Puntel, C. Bigi, S. Enzner, G. Pokharel, P. Orgiani, W. Bronsch, F. Parmigiani, V. Polewczyk, P.D.C. King, J.W. Wells, I. Zeljkovic, P. Carrara, G. Rossi, J. Fujii, I. Vobornik, S.D. Wilson, R. Thomale, T. Wehling, G. Sangiovanni, G. Panaccione, F. Cilento, D. Di Sante & F. Mazzola
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
From our users
Phys. Rev. B, 108, 054419, (2023)
Covalency, correlations, and interlayer interactions governing the magnetic and electronic structure of Mn3Si2Te6
C. Bigi, L. Qiao, C. Liu, P. Barone, M. Ciomaga Hatnean, G.-R. Siemann, B. Achinuq, D.A. Mayoh, G. Vinai, V. Polewczyk, D. Dagur, F. Mazzola, P. Bencok, T. Hesjedal, G. van der Laan, W. Ren, G. Balakrishnan, S. Picozzi, and P.D.C. King
Our Research
Nat. Phys., 19, 1135–1142, (2023)
Flat band separation and robust spin Berry curvature in bilayer kagome metals
D. Di Sante, C. Bigi, P. Eck, S. Enzner, A. Consiglio, G. Pokharel, P. Carrara, P. Orgiani, V. Polewczyk, J. Fujii, P.D.C. King, I. Vobornik, G. Rossi, I. Zeljkovic, S.D. Wilson, R. Thomale, G. Sangiovanni, G. Panaccione & F. Mazzola
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
Adv. Sci., 2105114, (2022)
Evidence of a 2D Electron Gas in a Single-Unit-Cell of Anatase TiO2 (001)
A. Troglia, C. Bigi, I. Vobornik, J. Fujii, D. Knez, R. Ciancio, G. Dražić, M. Fuchs, D. Di Sante, G. Sangiovanni, G. Rossi, P. Orgiani, G. Panaccione
Our Research
Adv. Electron. Mater., 2101338, (2022)
Oxygen-Driven Metal–Insulator Transition in SrNbO3 Thin Films Probed by Infrared Spectroscopy
P. Di Pietro, C. Bigi, S.K. Chaluvadi, D. Knez, P. Rajak, R. Ciancio, J. Fujii, F. Mercuri, S. Lupi, G. Rossi, F. Borgatti, A. Perucchi, P. Orgiani
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, PLD, STM/STS, XRD
Our Research
PNAS, 119(4), e2116575119, (2022)
Evidence of magnetism-induced topological protection in the axion insulator candidate EuSn2P2
G.M. Pierantozzi, A. De Vita, C. Bigi, X. Gui, H.-J. Tien, D. Mondal, F. Mazzola, J. Fujii, I. Vobornik, G. Vinai, A. Sala, C. Africh, T.-L. Lee, G. Rossi, T.-R. Chang, W. Xie, R.J. Cava and G. Panaccione
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
From our users
Phys. Rev. B, 104, 134410, (2021)
Planar triangular S=3/2 magnet AgCrSe2: Magnetic frustration, short range correlations, and field-tuned anisotropic cycloidal magnetic order
M. Baenitz, M.M. Piva, S. Luther, J. Sichelschmidt, K.M. Ranjith, H. Dawczak-Dȩbicki, M.O. Ajeesh, S.-J. Kim, G. Siemann, C. Bigi, P. Manuel, D. Khalyavin, D.A. Sokolov, P. Mokhtari, H. Zhang, H. Yasuoka, P.D.C. King, G. Vinai, V. Polewczyk, P. Torelli, J. Wosnitza, U. Burkhardt, B. Schmidt, H. Rosner, S. Wirth, H. Kühne, M. Nicklas, and M. Schmidt
Involved NFFA technique:
XPS, XAS/XMCD @ APE-HE
Our Research
J. Phys. Chem. Lett., 12, 9182–9187, (2021)
Catching the Reversible Formation and Reactivity of Surface Defective Sites in Metal–Organic Frameworks: An Operando Ambient Pressure-NEXAFS Investigation
L. Braglia, F. Tavani, S. Mauri, R. Edla, D. Krizmancic, A. Tofoni, V. Colombo, P. D’Angelo, and P. Torelli
Involved NFFA technique:
Ambient pressure XAS @ APE-HE
From our users
PNAS, 118, (33), e2108617118, (2021)
Moving Dirac nodes by chemical substitution
N. Nilforoushan, M. Casula, A. Amaricci, M. Caputo, J. Caillaux, L. Khalil, E. Papalazarou, P. Simon, L. Perfetti, I. Vobornik, P.K. Das, J. Fujii, A. Barinov, D. Santos-Cottin, Y. Klein, M. Fabrizio, A. Gauzzi, and M. Marsi
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
J. Phys. Chem. C, 125, 14430–14437, (2021)
Evidence of Robust Half-Metallicity in Strained Manganite Films
G.M. Pierantozzi, G. Vinai, A.Y. Petrov, A. De Vita, F. Motti, V. Polewczyk, D. Mondal, T. Pincelli, R. Cucini, C. Bigi, I. Vobornik, J. Fujii, P. Torelli, F. Offi, G. Rossi, G. Panaccione, and F. Borgatti
Our Research
Phys. Rev. B, 103, 245142, (2021)
Measuring spin-polarized electronic states of quantum materials: 2H−NbSe2
C. Bigi, F. Mazzola, J. Fujii, I. Vobornik, G. Panaccione, and G. Rossi
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
J. Phys. Mater., 4, 032001, (2021)
Pulsed laser deposition of oxide and metallic thin films by means of Nd:YAG laser source operating at its 1st harmonics: recent approaches and advances
S.K. Chaluvadi, D. Mondal, C. Bigi, D. Knez, P. Rajak, R. Ciancio, J. Fujii, G. Panaccione, I. Vobornik, G. Rossi, P. Orgiani
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, PLD, SEM, STM/STS
From our users
J. Mater. Chem. C, 9, 3058-3064, (2021)
Electronic properties of phases in the quasi-binary Bi2Se3-Bi2S3 system
Z.R. Benher, S. Gardonio, M. Fanetti, P. Moras, A.K. Kundu, Chiara Bigi and M. Valant
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
Coatings, 11, 276, (2021)
Direct-ARPES and STM Investigation of FeSe Thin Film Growth by Nd:YAG Laser
S.K. Chaluvadi, D. Mondal, C. Bigi, J. Fujii, R. Adhikari, R. Ciancio, A. Bonanni, G. Panaccione, G. Rossi, I. Vobornik and P. Orgiani
Our Research
J. Electron Spectros. Relat. Phenomena, 245, 147016, (2020)
Predominance of z(2)-orbitals at the surface of both hole- and electron-doped manganites
C. Bigi, S.K. Chaluvadi, A. Galdi, L. Maritato, C. Aruta, R. Ciancio, J. Fujii, B. Gobaut, P. Torelli, I. Vobornik, G. Panaccione, G. Rossi, P. Orgiani
Our Research
Rev. Sci. Instrum., 91, 085109, (2020)
An integrated ultra-high vacuum apparatus for growth and in situ characterization of complex materials
G. Vinai, F. Motti, A.Yu. Petrov, V. Polewczyk, V. Bonanni, R. Edla, B. Gobaut, J. Fujii, F. Suran, D. Benedetti, F. Salvador, A. Fondacaro, G. Rossi, G. Panaccione, B.A. Davidson and P. Torelli
Involved NFFA techniques:
lab-XPS, MBE, MOKE
Our Research
Coatings, 10, 780, (2020)
Analysis of Metal-Insulator Crossover in Strained SrRuO3 Thin Films by X-ray Photoelectron Spectroscopy
A. Nardi, C. Bigi, S.K. Chaluvadi, R. Ciancio, J. Fujii, I. Vobornik, G. Panaccione, G. Rossi and P. Orgiani
From our users
J. Phys. Chem. C, 124, 14202-14212, (2020)
Understanding Solid-gas Reaction Mechanisms by Operando Soft X-ray Absorption Spectroscopy at Ambient Pressure
L. Braglia, M. Fracchia, P. Ghigna, A. Minguzzi, D. Meroni, R. Edla, M. Vandichel, E. Ahlberg, G. Cerrato, and P. Torelli
Involved NFFA techniques:
Ambient pressure XAS @ APE-HE, lab-XPS
From our users
Appl. Surf. Sci., 514, 145925, (2020)
Catalytic activity of PtSn4: Insights from surface-science spectroscopies
G. D'Olimpio, D.W. Boukhvalov, J. Fujii, P. Torelli, A. Marchionni, J. Filippi, C.-N. Kuo, R. Edla, L. Ottaviano, C.S. Lue, F. Vizza, S. Nappini, A. Politano
Involved NFFA techniques:
Ambient pressure XAS @ APE-HE, DFT, STM/STS
From our users
Phys. Rev. B, 101, 205125, (2020)
Direct observation of the energy gain underpinning ferromagnetic superexchange in the electronic structure of CrGeTe3
M.D. Watson, I. Marković, F. Mazzola, A. Rajan, E.A. Morales, D.M. Burn, T. Hesjedal, G. van der Laan, S. Mukherjee, T.K. Kim, C. Bigi, I. Vobornik, M.C. Hatnean, G. Balakrishnan and P.D.C. King
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
Phys. Rev. Applied, 13, 044011, (2020)
Tuning the Optical Absorption of Anatase Thin Films Across the Visible-To-Near-Infrared Spectral Region
P. Orgiani, A. Perucchi, D. Knez, R. Ciancio, C. Bigi, S.K. Chaluvadi, J. Fujii, I. Vobornik, G. Panaccione, G. Rossi, S. Lupi, and P. Di Pietro
Our Research
Phys. Rev. Materials, 4, 025801, (2020)
Distinct behavior of localized and delocalized carriers in anatase TiO2 (001) during reaction with O2
C. Bigi, Z. Tang, G.M. Pierantozzi, P. Orgiani, P. K. Das, J. Fujii, I. Vobornik, T. Pincelli, A. Troglia, T.-L. Lee, R. Ciancio, G. Drazic, A. Verdini, A. Regoutz, P.D.C. King, D. Biswas, G. Rossi, G. Panaccione, and A. Selloni
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, DFT
Our Research
Phys. Rev. Materials, 4, 025006, (2020)
Direct insight into the band structure of SrNbO3
C. Bigi, P. Orgiani, J. Slawinska, J. Fujii, J.T. Irvine, S. Picozzi, G. Panaccione, I. Vobornik, G. Rossi, D. Payne, and F. Borgatti
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, DFT, PLD
Our Research
Phys. Rev. B, 101, 035404, (2020)
Proximity-induced ferromagnetism and chemical reactivity in few-layer VSe2 heterostructures
G. Vinai, C. Bigi, A. Rajan, M. D. Watson, T.-L. Lee, F. Mazzola, S. Modesti, S. Barua, M. Ciomaga Hatnean, G. Balakrishnan, P.D.C. King, P. Torelli, G. Rossi, and G. Panaccione
Involved NFFA technique:
XPS, XAS/XMCD @ APE-HE
From our users
Adv. Func. Mater., 30, 1906556, (2019)
PdTe2 Transition-Metal Dichalcogenide: Chemical Reactivity, Thermal Stability, and Device Implementation
G. D'Olimpio, C. Guo, C.N. Kuo, R. Edla, C.S. Lue, L. Ottaviano, P. Torelli, L. Wang, D.W. Boukhvalov, A. Politano
Involved NFFA techniques:
XPS, XAS/XMCD @ APE-HE, XRD
Our Research
J. Phys. Chem. C., 123, 24511-24519, (2019)
Study of Gaseous Interactions on Co3O4 Thin Film Coatings by Ambient Pressure Soft X-ray Absorption Spectroscopy
R. Edla, L. Braglia, V. Bonanni, A. Miotello, G. Rossi, P. Torelli
Involved NFFA techniques:
Ambient pressure XAS @ APE-HE, PLD
Our Research
Appl. Surf. Sci., 473, 190-193, (2019)
Robustness of topological states in Bi2Se3 thin film grown by Pulsed Laser Deposition on (0 0 1)-oriented SrTiO3 perovskite
C. Bigi, P. Orgiani, A. Nardi, A. Troglia, J. Fujii, G. Panaccione, I. Vobornik, G. Rossi
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, PLD, STM/STS
From our users
Thin Solid Films, 674, 12-21, (2019)
Control of composition and grain growth in Cu2ZnSnS4 thin films from nanoparticle inks
N. Ataollahi, C. Malerba, E. Cappelletto, R. Ciancio, R. Edla, R. Di Maggio, P. Scardi
Involved NFFA techniques:
SEM, XPS, XAS/XMCD @ APE-HE
Our Research
Electron. Struct., 1, 014003, (2019)
Electronic properties of candidate type-II Weyl semimetal WTe2. A review perspective
P.K. Das, D. Di Sante, F. Cilento, C. Bigi, D. Kopic, D. Soranzio, A. Sterzi, J.A. Krieger, I. Vobornik, J. Fujii, T. Okuda, V.N. Strocov, M.B.H. Breese, F. Parmigiani, G. Rossi, S. Picozzi, R. Thomale, G. Sangiovanni, R.J. Cava, and G. Panaccione
From our users
Adv. Funct. Mater., 29, 1900438, (2019)
Surface Instability and Chemical Reactivity of ZrSiS and ZrSiSe Nodal‐Line Semimetals
D.W. Boukhvalov, R. Edla, A. Cupolillo, V. Fabio, R. Sankar, Y. Zhu, Z. Mao, J. Hu, P. Torelli, G. Chiarello, L. Ottaviano, A. Politano
Involved NFFA technique:
XPS, XAS/XMCD @ APE-HE
NFFA Thesis
University of Milan PhD Thesis, (2019)
Understanding the electronic properties of quantum materials by means of photoemission with angular and spin resolution
C. Bigi (Supervisors: G. Rossi, I. Vobornik)
Our Research
Phys. Rev. Materials, 2(6), 065001, (2018)
Role of Spin-Orbit Coupling in the Electronic Structure of IrO2
P. K. Das, J. Sławińska, I. Vobornik, J. Fujii, A. Regoutz, J.M. Kahk, D.O. Scanlon, B.J. Morgan, C. McGuinness, E. Plekhanov, D. Di Sante, Y.-S. Huang, R.-S. Chen, G. Rossi, S. Picozzi, W.R. Branford, G. Panaccione, and D.J. Payne
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, DFT
From our users
Adv. Funct. Mater., 28, 1706504, (2018)
Tailoring the Surface Chemical Reactivity of Transition-Metal Dichalcogenide PtTe2 Crystals
A. Politano, G. Chiarello, C. Kuo, C.S. Lue, R. Edla, P. Torelli, V. Pellegrini, D.W. Boukhvalov
Involved NFFA techniques:
XPS, XAS/XMCD @ APE-HE, XRD
From our users
Phys. Rev. B, 96, 165149, (2017)
Temperature-independent band structure of WTe2 as observed from angle-resolved photoemission spectroscopy
S. Thirupathaiah, R. Jha, B. Pal, J.S. Matias, P. Kumar Das, I. Vobornik, R.A. Ribeiro and D.D. Sarma
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
Phys. Rev. Lett., 119, 026403, (2017)
Three-Dimensional Electronic Structure of the Type-II Weyl Semimetal WTe 2
D. Di Sante, P. Kumar Das, C. Bigi, Z. Ergönenc, N. Gürtler, J. A. Krieger, T. Schmitt, M.N. Ali, G. Rossi, R. Thomale, C. Franchini, S. Picozzi, J. Fujii, V.N. Strocov, G. Sangiovanni, I. Vobornik, R.J. Cava, and G. Panaccione
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, DFT
Our Research
J. Synchrotron Rad., 24, 750–756, (2017)
Very efficient spin polarization analysis (VESPA): new exchange scattering-based setup for spin- resolved ARPES at APE-NFFA beamline at Elettra
C. Bigi, P. K. Das, D. Benedetti, F. Salvador, D. Krizmancic, R. Sergo, A. Martin, G. Panaccione, G. Rossi, J. Fujii and I. Vobornik
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
ACS Appl. Mater. Interfaces, 9, 23099, (2017)
Role of Oxygen Deposition Pressure in the Formation of Ti Defect States in TiO2(001) Anatase Thin Films
B. Gobaut , P. Orgiani, A. Sambriet, E. di Gennaro, C. Aruta, F. Borgatti, V. Lollobrigida, D. Céolin, J.-P. Rueff, R. Ciancio, C. Bigi, P.K. Das, J. Fujii, D. Krizmancic, P. Torelli, I. Vobornik, G. Rossi, F. Miletto Granozio, U. Scotti di Uccio, G. Panaccione
From our users
Phys. Rev. B, 95, 241105(R), (2017)
MoTe2: An uncompensated semimetal with extremely large magnetoresistance
S. Thirupathaiah, R. Jha, B. Pal, J.S. Matias, P.K. Das, P.K. Sivakumar, I. Vobornik, N.C. Plumb, M. Shi, R.A. Ribeiro and D.D. Sarma
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE
Our Research
Appl. Phys. Lett., 110, 171601, (2017)
Structural and electronic properties of Bi2Se3 topological insulator thin films grown by pulsed laser deposition
P. Orgiani, C. Bigi, P. Kumar Das, J. Fujii, R. Ciancio, B. Gobaut, A. Galdi, C. Sacco, L. Maritato, P. Torelli, G. Panaccione, I. Vobornik, and G. Rossi
From our users
Phys. Rev. B, 94, 075141, (2016)
Electronic structure of the chiral helimagnet and 3d-intercalated transition metal dichalcogenide Cr1/3NbS2
N. Sirica, S.-K. Mo, F. Bondino, I. Pis, S. Nappini, P. Vilmercati, J. Yi, Z. Gai, P.C. Snijders, P.K. Das, I. Vobornik, N. Ghimire, M.R. Koehler, L. Li, D. Sapkota, D.S. Parker, D.G. Mandrus and N. Mannella
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, DFT
From our users
Nano Lett., 16, 3409, (2016)
Manipulating the Topological Interface by Molecular Adsorbates: Adsorption of Co-Phthalocyanine on Bi2Se3
M. Caputo, M. Panighel, S. Lisi, L. Khalil, G. Di Santo, E. Papalazarou, A. Hruban, M. Konczykowski, L. Krusin-Elbaum, Z.S. Aliev, M.B. Babanly, M.M. Otrokov, A. Politano, E.V. Chulkov, Andrés Arnau, V. Marinova, P.K. Das, J. Fujii, I. Vobornik, L. Perfetti, A. Mugarza, A. Goldoni, M. Marsi
Involved NFFA techniques:
ARPES and spin ARPES @ APE-LE, STM/STS
Our Research
Nat. Commun., 7, 10847, (2016)
Layer-dependent quantum cooperation of electron and hole states in the anomalous semimetal WTe2
P. K. Das, D. Di Sante, I. Vobornik, J. Fujii, T. Okuda, E. Bruyer, A. Gyenis, B.E. Feldman, J. Tao, R. Ciancio, G. Rossi, M.N. Ali, S. Picozzi, A. Yadzani, G. Panaccione and R.J. Cava
Involved NFFA technique:
ARPES and spin ARPES @ APE-LE