Monolayer calibration of endofullerenes with x-ray absorption from implanted keV ion doses W.C. Lee, L. Yu, Y. Zhang, A. A. Popov, C. Coletti, B. Delley,
J. Oscarsson, M. W. Ochapski, Z. M. Gebeyehu, L. Martini,
M. Muntwiler, D.Primetzhofer, and T. Greber J. Vac. Sci. Technol. A 42, 023406 (2024) → DOI: 10.1116/6.0003302
Correlation of Work Function and Conformation of C80 Endofullerenes on h-BN/Ni(111) R. Stania, A. P. Seitsonen, H. Jung, D. Kunhardt, A. A. Popov,M. Muntwiler, and T. Greber Adv. Mater. Interfaces 2300935 (2023) → DOI: 10.1002/admi.202300935
2023
Inferring the Dy-N axis orientation in adsorbed DySc2N@C80 endofullerenes by linearly polarized x-ray absorption spectroscopy R. Sagehashi, W. C. Lee, F. Liu, A. A. Popov, M. Muntwiler, B. Delley, P. Krüger, and T. Greber Phys. Rev. Materials, 7 086001 (2023) → DOI: 10.1103/PhysRevMaterials.7.086001
2022
X-ray absorption measurements at a bending magnet beamline with an Everhart-Thornley detector: A monolayer of Ho3N@C80 on graphene W. C. Lee, R. Sagehashi, Y. Zhang, A. A. Popov, M. Muntwiler, and T. Greber J. Vac. Sci. Technol. A 40, 053205 (2022) → DOI: 10.1116/6.0001961
Metamagnetic transition and a loss of magnetic hysteresis caused by electron trapping in monolayers of single-molecule magnet Tb2@C79N E. Koutsouflakis, D. Krylov, N. Bachellier, D. Sostina, V. Dubrovin, F. Liu, L. Spree, G. Velkos, S. Schimmel, Y. Wang, B. Büchner, R. Westerström, C. Bulbucan, K. Kirkpatrick, M. Muntwiler, J. Dreiser, T. Greber, S. M. Avdoshenko, H. Dorn, and A. A. Popov Nanoscale, 14, 9877 (2022) → DOI: 10.1039/d1nr08475e
Synthesis of a magnetic π-extended carbon nanosolenoid with Riemann surfaces J. Wang, Y. Zhu, G. Zhuang, Y. Wu, S. Wang, P. Huang, G. Sheng, M. Chen, S. Yang, T. Greber, and P. Du Nature Comm. 13, 1239 (2022) → DOI: 10.1038/s41467-022-28870-z
2021
Precise measurement of angles between two magnetic moments and their configurational stability in single-molecule magnets R. Westerström, V. Dubrovin, K. Junghans, Ch. Schlesier, B. Büchner, S. M. Avdoshenko, A. A. Popov, A. Kostanyan, J. Dreiser, and T. Greber Phys. Rev. B 104, 224401 (2021) → DOI: 10.1103/PhysRevB.104.224401
Ferromagnetic insulating epitaxially strained La2NiMnO6 thin films grown by sputter deposition G. De Luca, J. Spring, U. Bashir, M. Campanini, R. Totani, C. Dominguez, A. Zakharova, M. Döbeli, T. Greber, M. D. Rossell, C. Piamonteze, and M. Gibert APL Materials 9, 081111 (2021) → DOI: 10.1063/5.0055614
Gadolinium as an accelerator for reaching thermal equilibrium and its influence on the ground state of Dy2GdN@C80 single-molecule magnets A. Kostanyan, C. Schlesier, R. Westerström, J. Dreiser, F. Fritz, B. Büchner, A. A. Popov, C. Piamonteze, and T. Greber Phys. Rev. B, 103, 014404 (2021) → DOI: 10.1103/PhysRevB.103.014404 [arXiv]
2020
Magnetic hysteresis and strong ferromagneticcoupling of sulfur-bridged Dy ions inclusterfullerene Dy2S@C82 D. Krylov, G. Velkos, C.-H. Chen, B. Büchner, A. Kostanyan, T. Greber, S. M. Avdoshenko, and A. A. Popov Inorganic Chemistry Frontiers, 7, 3521 (2020) → DOI: 10.1039/d0qi00771d
Sub-Kelvin hysteresis of the dilanthanide single-molecule magnet Tb2ScN@C80 A. Kostanyan, R. Westerström, D. Kunhardt, B. Büchner, A. A. Popov, and T. Greber Phys. Rev. B, 101, 134429 (2020) → DOI: 10.1103/PhysRevB.101.134429 [arXiv]
Single-Molecule Magnets DyM2N@C80and Dy2MN@C80 (M=Sc Lu): The Impact of Diamagnetic Metals on Dy3+ Magnetic Anisotropy Dy ... Dy Coupling and Mixing of Molecular and Lattice Vibrations L. Spree, C. Schlesier, A. Kostanyan, R. Westerström, T. Greber, B. Büchner, S. M. Avdoshenko, and A. A. Popov Chem. Eur. J. 26, 2436 (2020) → DOI: 10.1002/chem.201904879
2019
Controlled Oxidation and Self-Passivation of Bimetallic Magnetic FeCr and FeMn Aerosol Nanoparticles C. Preger, C. Bulbucan, B. O. Meuller, L. Ludvigsson, A. Kostanyan, M. Muntwiler, K. Deppert, R. Westerstr√∂m, and M. E. Messing J. Phys. Chem. C 123, 16083 (2019) → DOI: 10.1021/acs.jpcc.9b01678
Air-stable redox-active nanomagnets with lanthanide spins radical-bridged by a metal-metal bond F. Liu, G. Velkos, D.S. Krylov, L. Spree, M. Zalibera, R. Ray, N.A. Samoylova, CH. Chen, M. Rosenkranz, S. Schiemenz, F. Ziegs, K. Nenkov, A. Kostanyan, T. Greber, A.U.B. Wolter, M. Richter, B. Büchner, S.M. Avdoshenko, and A.A. Popov Nature Comm. 10, 571 (2019) → DOI: 10.1038/s41467-019-08513-6
Circular dichroism and angular deviation in x-ray absorption spectra of Dy2ScN@C80 single-molecule magnets on h-BN/Rh(111) T. Greber, A. P. Seitsonen, A. Hemmi, J. Dreiser, R. Stania, F. Matsui, M. Muntwiler, A. A. Popov, and R. Westerström Phys. Rev. Materials 3, 014409 (2019) → DOI: 10.1103/PhysRevMaterials.3.014409
2018
Strong carbon cage influence on the single molecule magnetism in Dy-Sc nitride clusterfullerenes C. Schlesier, L. Spree, A. Kostanyan, R. Westerstr√∂m, A. Brandenburg, A. U. B. Wolter, S. Yang, T. Greber, and A. A. Popov Chem. Commun. 54, 9730-9733 (2018) → DOI: 10.1039/c8cc05029e
Electrostatic Interaction across a Single-Layer Carbon Shell R. Stania, A. P. Seitsonen, D. Kunhardt, B. Büchner, A. A. Popov, M. Muntwiler, and T. Greber J. Phys. Chem. Lett. 9, 3586 (2018) → DOI: 10.1021/acs.jpclett.8b01326
2017
Switching Molecular Conformation with the Torque on a Single Magnetic Moment A. Kostanyan, R. Westerström, Y. Zhang, D. Kunhardt, R. Stania, B. Büchner, A. A. Popov, and T. Greber Phys. Rev. Lett. 119, 237202 (2017) → DOI: 10.1103/PhysRevLett.119.237202
Single molecule magnet with an unpaired electron trapped between two lanthanide ions inside a fullerene F. Liu, D. S. Krylov, L. Spree, S. M. Avdoshenko, N. A. Samoylova, M. Rosenkranz, A. Kostanyan, T. Greber, A. U. B. Wolter, B. Büchner, and A. A. Popov Nature Comm. 8, 16098 (2017) → DOI: 10.1038/ncomms16098
Mononuclear Clusterfullerene Single-Molecule Magnet Containing Strained Fused-Pentagons Stabilized by a Nearly Linear Metal Cyanide Cluster F. Liu, C-L. Gao, Q. Deng, X. Zhu, A. Kostanyan, R. Westerström, S. Wang, Y-Z. Tan, J. Tao, S-Y. Xie, A. Popov, T. Greber, and SF. Yang Angew. Chem. Int. Ed. 56, 1830 (2017) → DOI: 10.1002/anie.201611345
2016
Triangular Monometallic Cyanide Cluster Entrapped in Carbon Cage with Geometry-Dependent Molecular Magnetism F. Liu, C-L. Gao, Q. Deng, X. Zhu, A. Kostanyan, R. Westerström, S. Wang, Y-Z. Tan, J. Tao, S-Y. Xie, A. Popov, T. Greber, and SF. Yang J. Am. Chem. Soc. 138, 14764 (2016) → DOI: 10.1021/jacs.6b09329
2015
Methane as a Selectivity Booster in the Arc-Discharge Synthesis of Endohedral Fullerenes: Selective Synthesis of the Single-Molecule Magnet Dy2TiC@C80 and Its Congener Dy2TiC2@C80 K. Junghans, C. Schlesier, A. Kostanyan, N. A. Samoylova, Q. Deng, M. Rosenkranz, S. Schiemenz, R. Westerström, T. Greber, B. Büchner, and A. A. Popov Angew. Chem. Int. Ed. 54 (2015) 13411 → DOI: 10.1002/anie.201505870
Surface Aligned Magnetic Moments and Hysteresis of an Endohedral Single-Molecule Magnet on a Metal R. Westerström, A.-C. Uldry, R. Stania, F. Dreiser, C. Piamonteze, M. Muntwiler, F. Matsui, S. Rusponi, H. Brune, S. Yang, A. Popov, B. Büchner, B. Delley, and T. Greber Phys. Rev. Lett. 114, (2015) 087201 → DOI: 10.1103/PhysRevLett.114.087201
2014
The Metallofullerene Field-Induced Single-Ion Magnet HoSc2N@C80 J. Dreiser, R. Westerström, Y. Zhang, A. A. Popov, L. Dunsch, K. Krämer, S.-X. Liu, S. Decurtins, and T. Greber Chem. Eur. J. 20 (2014) 13536 → DOI: 10.1002/chem.201403042 [ZORA]
X-ray induced demagnetization of single-molecule magnets J. Dreiser, R. Westerström, C. Piamonteze, F. Nolting, S. Rusponi, H. Brune, S. Yang, A. Popov, L. Dunsch and T. Greber Appl. Phys. Lett. 105, 032411 (2014) → DOI: 10.1063/1.4891485 [ZORA]
Cluster-size dependent internal dynamics and magnetic anisotropy of Ho ions in HoM2N@C80¨‚ and Ho2MN@C80 families (M = Sc, Lu, Y) Y. Zhang, D. Krylov, S. Schiemenz, M. Rosenkranz, R. Westerström, J. Dreiser, T. Greber, B. Büchner and A. Popov Nanoscale, 6 (2014) 11431 → DOI: 10.1039/C4NR02864C
Tunneling, remanence, and frustration in dysprosium-based endohedral single-molecule magnets R. Westerström, J. Dreiser, C. Piamonteze, M. Muntwiler, S. Weyeneth, K. Krämer, SX. Liu, S. Decurtins, A. Popov, SF. Yang, L. Dunsch, and T. Greber Phys. Rev. B 89 (2014) 060406(R) → DOI: 10.1103/PhysRevB.89.060406 [arXiv]
2012
An Endohedral Single-Molecule Magnet with Long Relaxation Times: DySc2N@C80 R. Westerström, J. Dreiser, C. Piamonteze, M. Muntwiler, S. Weyeneth, H. Brune, S. Rusponi, F. Nolting, A. Popov, SF. Yang, L. Dunsch, and T. Greber J Am Chem Soc. 134 (2012) 9840 → DOI: 10.1021/ja301044p [ZORA]
