Publications

2023

“Scanning tunneling microscopy and spectroscopy characterization of Nb films for quantum applications”, G. Berti, C. G. Torres-Castanedo , D. P. Goronzy, M. J. Bedzyk, M. C. Hersam, C. Kopas, J. Marshall, M. Iavarone, Applied Physics Letters 122, 192605 (2023)

https://pubs.aip.org/aip/apl/article-abstract/122/19/192605/2890010/Scanning-tunneling-microscopy-and-spectroscopy

“Characterization of dissipative regions of a N-doped superconducting radio-frequency cavity”, Eric M. Lechner, Basu Dev Oli, Junki Makita, Gianluigi Ciovati, Alex Gurevich, Maria Iavarone, Front. Electron. Mater 3 (2023)

https://doi.org/10.3389/femat.2023.1235918

2022

“Visualization of defect induced in-gap states in monolayer MoS2” Daniel J. Trainer, Jouko Nieminen, Fabrizio Bobba , BaoKai Wang, Xiaoxing Xi, Arun Bansil and Maria Iavarone npj 2D Mater Appl 6, 13 (2022)

https://www.nature.com/articles/s41699-022-00286-9

2020

“Electron Tunneling and X-Ray Photoelectron Spectroscopy Studies of the Superconducting Properties of Nitrogen-Doped Niobium Resonator Cavities.”, Lechner, E. M., Oli, B. D., Makita, J., Ciovati, G., Gurevich, A., & Iavarone, M., Physical Review Applied, 13(4), 044044 (2020)
Physical Review Applied, 13(4), 044044 (2020)

“Proximity Induced Superconductivity in Monolayer MoS2.”, Trainer, D.J., Wang, B., Bobba, F., Samuelson, N., Xi, X., Zasadzinski, J., Nieminen, J., Bansil, A. and Iavarone, M., ACS Nano 14(3), 2718-2728 (2020). 
ACS Nano 14(3), 2718-2728 (2020)

2019

“The Effects of Atomic-Scale Strain Relaxation on the Electronic Properties of Monolayer MoS2.”, Trainer, D. J., Zhang, Y., Bobba, F., Xi, X., Hla, S. W., & Iavarone, M., ACS nano, 13(7), 8284-8291 (2019).
ACS nano, 13(7), 8284-8291 (2019)

“Quantitative magnetic force microscopy using calibration on superconducting flux quanta.”, Di Giorgio, C., Scarfato, A., Longobardi, M., Bobba, F., Iavarone, M., Novosad, V., Karapetrov, G., and Cucolo, A.M., Nanotechnology, 30(31), 314004 (2019).
Nanotechnology, 30(31), 314004 (2019)

“Moiré superlattices and 2D electronic properties of graphite/MoS2 heterostructures. “, Trainer, D.J., Putilov, A.V., Wang, B., Lane, C., Saari, T., Chang, T.R., Jeng, H.T., Lin, H., Xi, X., Nieminen, J. ,Bansil, A., and Iavarone, M., Journal of Physics and Chemistry of Solids, 128, pp.325-330 (2019).
Journal of Physics and Chemistry of Solids (2019)

“Vortex-core properties and vortex-lattice transformation in FeSe. “, Putilov, A. V., Di Giorgio, C., Vadimov, V. L., Trainer, D. J., Lechner, E. M., Curtis, J. L., Abdel-Hafiez, M., Volkova, O.S., Vasiliev, A.N., Chareev, D.A., Karapetrov, G., Koshelev, A.E., Aladyshkin A.Yu., Mel’nikov A.S., and Iavarone, M., Physical Review B, 99(14), 144514 (2019).
Phys. Rev. B 99, 144514(2019)

2018

“Metastable defects in monolayer and few-layer films of MoS2.”, Precner M, Polaković T, Trainer DJ, Putilov AV, Di Giorgio C, Cone I, Xi XX, Iavarone M, Karapetrov G., AIP Conference Proceedings2005, 020004 (2018).
AIP Conference Proceedings (2018)

“Observation of Anisotropic Charge Density Wave in Layered 1T-TiSe 2.”, Qiao Q, Zhou S, Tao J, Zheng JC, Wu L, Ciocys ST, Iavarone M, Srolovitz DJ, Karapetrov G, Zhu Y.,  Microscopy and Microanalysis. 24.S1 : 230-231 (2018).
Microscopy and Microanalysis

“Evolution of Metastable Defects and Its Effect on the Electronic Properties of MoS2 Films.”, Precner, M., Polaković, T., Qiao, Q., Trainer, D.J., Putilov, A.V., Di Giorgio, C., Cone, I., Zhu, Y., Xi, X.X., Iavarone, M. and Karapetrov, G., Scientific reports 8 (2018).
Scientific reports 8

“Single crystal growth, transport and scanning tunneling microscopy and spectroscopy of FeSe 1− x S x.”, Chareev, Dmitriy, Yevgeniy Ovchenkov, Larisa Shvanskaya, Andrey Kovalskii, Mahmoud Abdel-Hafiez, Dan J. Trainer, Eric M. Lechner, Maria Iavarone, Olga Volkova, and Alexander Vasiliev. CrystEngComm 20(17) 2449-2454 (2018).
CrystEngComm

2017

“Anisotropic charge density wave in layered 1T-TiSe2 “, Qiao Qiao, Songsong Zhou, Jing Tao, Jin-Cheng Zheng, Lijun Wu, Samuel T. Ciocys, Maria Iavarone, David J. Srolovitz, Goran Karapetrov, Yimei Zhu, Phys. Rev. Materials 1, 054002 (2017).
Phys. Rev. Materials 1, 054002 (2017)

“Anisotropic Superconducting Gaps and Boson Mode in FeSe 1- x S x Single Crystals.”,Di Giorgio, C., A. V. Putilov, D. J. Trainer, O. S. Volkova, A. N. Vasiliev, D. Chareev, G. Karapetrov, J. F. Zasadzinski, and M. Iavarone.  Journal of Superconductivity and Novel Magnetism 30, no. 3 (2017): 763-768.
Journal of Superconductivity and Novel Magnetism 30 (3), 763-768

“Inter-Layer Coupling Induced Valence Band Edge Shift in Mono- to Few Layer MoS2“, D.J. Trainer, A.V. Putilov, C. DiGiorgio, T. Saari, B. Wang, M. Wolak, R.U. Chandrasena, T. Lane, T.-R. Chang, H.-T. Jeng, H. Lin, F. Kronast, A.X. Gray, X.X.Xi, J. Nieminen, A. Bansil, and M. Iavarone,. Sci. Rep. 7, 40559 (2017).
Sci. Rep. 7, 40559 (2017)

“Superconducting Vortex‐Antivortex Pairs: Nucleation and Confinement in Magnetically Coupled Superconductor‐Ferromagnet Hybrids.”, Di Giorgio C, D’Agostino D, Cucolo AM, Iavarone M, Scarfato A, Karapetrov G, Moore SA, Polichetti M, Mancusi D, Pace S, Novosad V. , Vortex Dynamics and Optical Vortices. InTech (2017).
Vortex Dynamics and Optical Vortices

2016

“Observation of superconducting vortex clusters in S/F hybrids.” Di Giorgio, C. F. Bobba, A. M. Cucolo, A. Scarfato, S.A. Moore, G. Karapetrov, D. D’Agostino, V. Novosad, V.Yefremenko & M. Iavarone Sci. Rep. 6, 38557 (2016).
Sci. Rep. 6, 38557 (2016)

“Doppler-STM Current Imaging in Superconductor-Ferromagnet Hybrids”, S. A. Moore, G. Plummer, J. Fedor, J. Pearson, V. Novosad, G. Karapetrov, and M. Iavarone, Appl. Phys. Lett. 108, 042601 (2016).
Appl. Phys. Lett. 108, 042601 (2016)

2015

“Evolution of the superconducting properties in FeSe1-xSx“, S. A. Moore, J. L. Curtis, C. Di Giorgio, E. Lechner, M. Abdel-Hafiez, O. S. Volkova, A. N. Vasiliev, D. A. Chareev, G. Karapetrov, and M. Iavarone, Phys. Rev. B 92, 235113 (2015).
Phys. Rev. B 92, 235113 (2015) 

“Influence of domain width on vortex nucleation in superconductor/ferromagnet hybrid structures. “, Iavarone M, Moore SA, Fedor J, Novosad V, Pearson JA, Karapetrov G. Journal of Superconductivity and Novel Magnetism. 28(3):1107-10 (2015).
Journal of Superconductivity and Novel Magnetism

“Emergence of coherence in the charge-density wave state of 2H-NbSe2”, U. Chatterjee, J. Zhao, M. Iavarone, R. Di Capua, J. P. Castellan, G. Karapetrov, C. D. Malliakas, M. G. Kanatzidis, H. Claus, J. P. C. Ruff, F. Weber, J. van Wezel, J. C. Campuzano, R. Osborn, M. Randeria, N. Trivedi, M. R. Norman & S. Rosenkranz, Nature Communications 6, 6313 (2015).
Nature Communications 6, 6313 (2015)

“Low-temperature scanning tunneling microscopy and spectroscopy measurements of ultrathin Pb films. “,Moore SA, Fedor J, Iavarone M., Superconductor Science and Technology. 28(4):045003 (2015).
Superconductor for Science and Technology

2014

“Magnetic pinning in a superconducting film by a ferromagnetic layer with stripe domains”, D Mancusi, C Di Giorgio, F Bobba, A Scarfato, A M Cucolo, M Iavarone, S A Moore, G Karapetrov, V Novosad, V Yefremenko, S Pace and M Polichetti, Supercond. Sci. Technol. 27 125002 (2014).
Supercond. Sci. Technol. 27 125002 (2014)

“Visualizing domain wall and reverse domain superconductivity”, M. Iavarone, S. A. Moore, J. Fedor, S. T. Ciocys, G. Karapetrov, J. Pearson, V. Novosad and S. D. Bader, Nature Communications 5, 4766 (2014).
Nature Communications 5, 4766 (2014)

“Vortex-antivortex coexistence in Nb-based superconductor/ferromagnet heterostructures”, F. Bobba, C. Di Giorgio, A. Scarfato, M. Longobardi, M. Iavarone, S. A. Moore, G. Karapetrov, V. Novosad, V. Yefremenko, and A. M. Cucolo, Phys. Rev. B 89, 214502 (2014).
Phys. Rev. B 89, 214502 (2014)

“Influence of topological edge states on the properties of Al/Bi2Se3/Al hybrid Josephson devices”, L. Galletti, S. Charpentier, M. Iavarone, P. Lucignano, D. Massarotti, R. Arpaia, Y. Suzuki, K. Kadowaki, T. Bauch, A. Tagliacozzo, F. Tafuri, and F. Lombardi, Phys. Rev. B 89, 134512 (2014).
Phys. Rev. B 89, 134512 (2014)

2013

“Magnetization properties and vortex phase diagram of CuxTiSe2 single crystals”, P. Husanikova, J. Fedor, J. Derer, J. Soltys, V. Cambel, M. Iavarone, S. J. May, and G. Karapetrov, Phys. Rev. B 88, 174501 (2013).
Phys. Rev. B 88, 174501 (2013)

2012

“Vortex Confinement in Planar Superconductor/Ferromagnet Hybrid Structures”, M. Iavarone, A. Scarfato, F. Bobba, M. Longobardi, S. A. Moore, G. Karapetrov, V. Yefremenko, V. Novosad, and A. M. Cucolo, IEEE Transactions on Magnetics 48, 3275 (2012).
IEEE Trans. Mag. 48, 3275 (2012)

“Visualizing Vortex Dynamics in Py/Nb Thin Film Hybrids by Low Temperature Magnetic Force Microscopy. “,Cucolo AM, Scarfato A, Iavarone M, Longobardi M, Bobba F, Karapetrov G, Novosad V, Yefremenko V., Journal of Superconductivity and Novel Magnetism. 25(7):2167-71 (2012).
Journal of Superconductivity and Novel Magnetism

“Evidence of vortex jamming in Abrikosov vortex flux flow regime”, G. Karapetrov, V. Yefremenko, G. Mihajlović, J. E. Pearson, M. Iavarone, V. Novosad, and S. D. Bader, Phys. Rev. B 86, 054524 (2012).
Phys. Rev. B 86, 054524 (2012)

“Evolution of the charge density wave state in CuxTiSe2”, M. Iavarone, R. Di Capua, X. Zhang, M. Golalikhani, S. A. Moore, and G.Karapetrov, Phys. Rev. B 85, 155103 (2012).
Phys. Rev. B 85, 155103 (2012)

2011

“Imaging the spontaneous formation of vortex-antivortex pairs in superconductor/ferromagnet hybrid structures”, M. Iavarone, A. Scarfato, F. Bobba, M. Longobardi, G. Karapetrov, V. Novosad, V. Yefremenko, F. Giubileo, A.M. Cucolo, Phys. Rev. B 84, 024506 (2011).
Phys. Rev. B 84, 024506 (2011)

“Dimensionality crossover in vortex dynamics of magnetically coupled F-S-F hybrids”, G. Karapetrov, A. Belkin, M. Iavarone, V. Yefremenko, J.E. Pearson, R. Divan, V. Cambel and V. Novosad, Supercond. Sci. Technol. 24, 024012 (2011).
Supercon. Sci. Technol. 24, 024012 (2011)

“The spectroscopic signature of the Co magnetic state in CoxNbSe2 superconducting single crystals”, M. Iavarone, G. Karapetrov, J. Fedor and D. Rosenmann, Supercond. Sci. Technol. 24 ,024010 (2011).
Supercon. Sci. Technol. 24, 024010 (2011)

” Anisotropic Superconductivity and Vortex Dynamics in Magnetically Coupled F/S and F/S/F Hybrids. “, Karapetrov G, Belkin A, Iavarone M, Fedor J, Novosad V, Milošević MV, Peeters FM., Journal of superconductivity and novel magnetism. 24(1-2):905-10 (2011).
Journal of Superconductivity and Novel Magnetism

2010

“Giant Conductance anisotropy in magnetically coupled Ferromagnet-Superconductor-Ferromagnet structures”, A. Belkin, V. Novosad, M. Iavarone, R. Divan, J. Hiller, T. Proslier, J.E. Pearson, and G. Karapetrov, Appl. Phys. Lett. 96, 092513 (2010).
Appl. Phys. Letters 96, 092513 (2010)

“Extended X-ray absorption fine structure spectroscopy in Co0. 013NbSe2.”, Weber F, Castellan JP, Rosenkranz S, Osborn R, Rosenmann D, Iavarone M., Journal of Physics: Conference Series  Vol. 200, No. 1, p. 012224. IOP Publishing (2010).
Journal of Physics: Condensed Matter

2009

” Anisotropic transport properties in tilted c-axis MgB2 thin films. “, Orgiani P, Chen K, Cui Y, Li Q, Ferrando V, Putti M, Iavarone M, Di Capua R, Ciancio R, Vaglio R, Maritato L., Superconductor Science and Technology. 23(2):025012 (2009).
Superconductor Science and Technology

“The Local Effect of Magnetic Impurities on Superconductivity in CoxNbSe2 and MnxNbSe2 Single Crystals”, M. Iavarone, G. Karapetrov, J. Fedor, D. Rosenmann, T. Nishizaki and N. Kobayashi, J. Phys.: Condens. Matter 22, 015501 (2009).
J. Phys: Condens. Matter

“Transverse instabilities of multiple vortex chains in superconductor-ferromagnet bilayers”, G. Karapetrov, M. V. Milosevic, M. Iavarone, J. Fedor, A. Belkin, V. Novosad and F. M. Peeters, Phys. Rev. B 80, 180506(R) (2009).
Phys. Rev. B 80, 180506 (2009)

“Adjustable Superconducting Anisotropy in Superconductor-Ferromagnet Bilayers. “, Karapetrov G, Belkin A, Novosad V, Iavarone M, Fedor J, Pearson JE, Petrean-Troncalli A., IEEE Transactions on Applied Superconductivity. 19(3):3471-4 (2009).
Applied Superconductivity

“Adjustable superconducting anisotropy in MoGe-Permalloy hybrids. “, Karapetrov G, Belkin A, Novosad V, Iavarone M, Pearson JE, Kwok WK., Journal of Physics: Conference Series Vol. 150, No. 5, p. 052095. IOP Publishing (2009).
Journal of Physics

“STM studies of CoxNbSe2 and MnxNbSe2.”, Iavarone M, Karapetrov G, Di Capua R, Koshelev AE, Rosenmann D, Claus H, Kwok WK, Nishizaki T, Kobayashi N., Journal of Physics: Conference Series Vol. 150, No. 5, p. 052073. IOP Publishing (2009).
Journal of Physics

2008

“Effect of Magnetic Impurities on the Vortex Lattice Properties in NbSe2 Single Crystals”, M. Iavarone, R. Di Capua, G. Karapetrov, D. Rosenmann, H. Claus, C. D. Malliakas, M. G. Kanatzidis, T. Nishizaki, and N. Kobayashi, Phys. Rev. B 78, 174518 (2008).
Phys. Rev. B 78, 174518 (2008)

“Tunable Transport in Magnetically Coupled MoGe/Permalloy Hybrids”, A. Belkin, V. Novosad, M Iavarone,J. Fedor, J. Pearson, A. Petrean-Troncalli, G. Karapetrov, Appl. Phys. Lett. 93, 072510 (2008).
Appl. Phys. Lett. 93, 072507 (2008)

“Superconductor/ferromagnet bilayers: Influence of magnetic domain structure on vortex dynamics. “, Belkin A, Novosad V, Iavarone M, Pearson J, Karapetrov G., Physical Review B. 77(18):180506 (2008).
Phy. Rev. B

“Guiding Superconducting Vortices with Magnetic Domains Walls”, V. Vlasko-Vlasov, U. Welp, G. Karapetrov, V. Novosad, D. Rosenmann, M. Iavarone, A. Belkin and W. K. Kwok, Phys. Rev. B 77, 134518 (2008).
Phys. Rev. B 77, 134518 (2008)

“Coexistence and Coupling of Two Distinct Charge Density Waves in Sm2Te5”, C. Malliakas, M. Iavarone, J. Fedor, M. Kanatzidis, J. Am. Chem. Soc. 130 (11), 3310 (2008).
J. Am. Chem. Soc. 130 (11), 3310 (2008)

2007

” Vortex lattice transitions in artificially engineered NbSe2 single crystals observed by STM.”, Iavarone M, Karapetrov G, Fedor J, Rosenman D, Kwok WK.,  Physica C: Superconductivity. 460:952-3 (2007).
Physica C: Superconductivity

2006

“Switching of magnetic domains in Permalloy microstructures using two-dimensional electron gas.”, Belkin A, Fedor J, Pankowski P, Iavarone M, Novosad V, Karapetrov G, Cambel V, Gregušová D, Kúdela R.,  Applied physics letters. 89(18):182513 (2006).
Applied Physics Letters

“STM Observation of Vortex Lattice Transitions in Superconducting Single Crystals with Periodic Pinning Arrays. “, Karapetrov G, Fedor J, Iavarone M, Rosenmann D, Kwok WK. AIP Conference Proceedings Vol. 850, No. 1, pp. 867-868 (2006).
AIP Conference

“Direct observation of vortex lattice transitions in mesoscopic superconducting single crystals using STM. “, Karapetrov G, Fedor J, Iavarone M, Rosenmann D, Kwok WK., Physica C: Superconductivity and its applications. 437:127-31 (2006).
Physica C: Superconductivity

2005

“Characterization of off-axis MgB 2 epitaxial thin films for planar junctions. “, Iavarone M, Karapetrov G, Menzel A, Komanicky V, You H, Kwok WK, Orgiani P, Ferrando V, Xi XX. ,Applied Physics Letters. 87(24):242506 (2005).
Applied Physics Letters

“Imaging of vortex states in mesoscopic superconductors.”, Karapetrov G, Fedor J, Iavarone M, Marshall MT, Divan R.,  Applied Physics Letters. 87(16):162515 (2005).
Applied Physics Letters

“Direct Observation of Geometrical Phase Transitions in Mesoscopic Superconductors by Scanning Tunneling Microscopy”, G. Karapetrov, J. Fedor, M. Iavarone, D. Rosenman and W. Kwok, Phys. Rev. Lett. 95, 167002 (2005).
Phys. Rev. Lett. 95, 167002 (2005)

“Effect of disorder in MgB2 thin films”, M. Iavarone, R. Di Capua, A.E. Koshelev, and W.K. Kwok, F. Chiarella, R. Vaglio, W.N. Kang, E.M. Choi, H.J. Kim, S.I. Lee, A.V. Pogrebnyakov, J.M. Redwing, and X.X. Xi, Phys. Rev. B 71, 214502 (2005).
Phys. Rev. B 71, 214502 (2005)

2004

“STM tunnelling spectroscopy in MgB2 thin films: the role of band structure in tunnelling spectra.”, Iavarone M, Karapetrov G, Koshelev AE, Kwok WK, Crabtree GW, Kang WN, Choi EM, Kim HJ, Lee SI., Superconductor Science and Technology. 17(5):S106 (2004).
Superconductor Science and Technology

2003

“Method for fabricating high aspect ratio structures in perovskite material.”, Karapetrov GT, Kwok WK, Crabtree GW, Iavarone M, U.S. Patent No. 6,638,895. 28 Oct. (2003).
US Patent

“Phase diagram of single crystal MgB 2.”, Karapetrov G, Welp U, Rydh A, Iavarone M, Kwok WK, Crabtree GW, Marcenat C, Paulius L, Klein T, Marcus J, Kim KH.,  Journal of low temperature physics. 131(5-6):1237-44 (2003).
Springer

“Momentum-dependent scanning tunneling spectroscopy in MgB2.”, Karapetrov G, Iavarone M, Koshelev AE, Kwok WK, Crabtree GW, Hinks DG, Lee SI., Physica C: Superconductivity. 388:141-2 (2003).
Physica C: Superconductivity

“Directional scanning tunneling spectroscopy in MgB2.”, Iavarone M, Karapetrov G, Koshelev AE, Kwok WK, Crabtree GW, Hinks DG, Cook R, Kang WN, Choi EM, Kim HJ, Lee SI.,  Physica C: Superconductivity. 385(1-2):215-20 (2003).
Physica C: Superconductivity

2002

“Two-band superconductivity in MgB2”, M. Iavarone, G. Karapetrov, A.E. Koshelev, W.K. Kwok, G.W. Crabtree, D.G. Hinks, W.N. Kang, E.M. Choi, H.J. Kim, S.I. Lee, Phys. Rev. Lett. 89, 187002 (2002).
Phys. Rev. Lett 89, 187002 (2002)