ERC Consolidator grant "GraM3"

Surface-grafted metallofullerene molecular magnets with controllable alignment of magnetic moments

 


 

Dr. Alexey A. Popov

Department:IFF - Electrochemistry and Conducting Polymers
Address:IFW Dresden
Helmholtzstraße 20
01069 Dresden
Telephone number:+49-351-4659-871
E-mail:A.Popov(at)ifw-dresden.de



Short CV

2010-present: group-leader, IFW Dresden, Dept. Nanoscale Chemistry

2008-2010: Humboldt Fellow, IFW Dresden

2006-2008: senior researcher, Chemistry Department, Moscow State University

2003-2005: junior researcher, Chemistry Department, Moscow State University

1999-2003: Ph. D. in Physical Chemistry at Chemistry Department, Moscow State University

1994-1999: student, Chemistry Department, Moscow State University

Research interests

Synthesis of endohedral metallofullerenes

Magnetic properties of metallofullerenes, single molecule magnetism

Electron transfer, electrochemistry and spectroelectrochemistry

Quantum-chemical calculations of molecular structure and spectroscopic properties of molecular systems

Chemical bonding, QTAIM, ELF, topological analysis, molecular dynamics

Selected recent publications (2012-2016)

2016

  1. X. Wang, F. Zhang, K. S. Schellhammer, P. Machata, F. Ortmann, G. Cuniberti, Y. Fu, J. Hunger, R. Tang, A. A. Popov, R. Berger, K. Müllen, X. Feng. Synthesis of NBN-type Zigzag-Edged Polycyclic Aromatic Hydrocarbons: 1,9-Diaza-9a-boraphenalene as a Structural Motif. J. Am. Chem. Soc. 2016, 138 (36), 11606-11615. DOI: 10.1021/jacs.6b04445 

  2. B. J. Eleazer, M. D. Smith, A. A. Popov, D. V. Peryshkov. (BB)-Carboryne Complex of Ruthenium: Synthesis by Double B–H Activation at a Single Metal Center. J. Am. Chem. Soc. 2016, 138 (33), 10531–10538. DOI: 10.1021/jacs.6b05172 

  3. K. Junghans, K. B. Ghiassi, N. A. Samoylova, Q. Deng, M. Rosenkranz, M. M. Olmstead, A. L. Balch, A. A. Popov. Synthesis and Isolation of the Titanium–Scandium Endohedral Fullerenes—Sc2TiC@Ih-C80, Sc2TiC@D5h-C80 and Sc2TiC2@Ih-C80: Metal Size Tuning of the TiIV/TiIII Redox Potentials. Chem. Eur. J. 2016, 22 (37), 13098-13107. DOI: 10.1002/chem.201601655 .

  4. D. V. Konarev,   L. Zorina,   S. S. Khasanov,   A. A Popov,   A. Otsuka,   H. Yamochi,   G. Saito, R. N. Lyubovskaya.  Crystalline anionic complex of scandium nitride endometallo-fullerene: Experimental observation of single-bonded (Sc3N@Ih-C80)2 dimers. Chem. Commun., 2016, 52, 10763-10766. DOI: 10.1039/C6CC05550H

  5. D. E. Williams, E. A. Dolgopolova, D. C. Godfrey, E. D. Ermolaeva, P. J. Pellechia, A. B. Greytak, M. D. Smith, S. M. Avdoshenko, A. A. Popov, N. B. Shustova. Fulleretic Well-Defined Scaffolds: Donor–Fullerene Alignment Through Metal Coordination and Its Effect on Photophysics. Angew. Chem. Int. Ed. 2016, 55, 9070-9074. DOI: 10.1002/anie.201603584.

  6. K. Junghans, M. Rosenkranz, A. A. Popov. Sc3CH@C80: selective 13C enrichment of the central carbon atom. Chem. Commun. 2016, 52, 6561-6564, DOI: 10.1039/C5CC10025A

  7. Q. Deng, T. Heine, S. Irle, A. A. Popov. Self-assembly of endohedral metallofullerenes: a decisive role of cooling gas and metal–carbon bonding. Nanoscale 2016, 8, 3796-3808. DOI: 10.1039/C5NR08645K

  8. E. V. Bukovsky, B. W. Larson, T. T. Clikeman, Y.-S. Chen, A. A. Popov, O. V. Boltalina, S. H. Strauss. Structures and structure-related electronic properties of new C60(CF3)10 isomers. J. Fluor. Chem. 2016, 185, 103-117. DOI: 10.1016/j.jfluchem.2016.02.007

  9. K. C. Rippy, E. V. Bukovsky, T. T. Clikeman, Y.‐S. Chen, G.‐L. Hou, X.‐B. Wang, A. A. Popov, O. V. Boltalina, S. H. Strauss. Copper Causes Regiospecific Formation of C4F8‐Containing Six‐Membered Rings and their Defluorination/Aromatization to C4F4‐Containing Rings in Triphenylene/1,4‐C4F8I2 Reactions. Chem. Eur. J. 2016, 22 (3), 874-877. DOI: 10.1002/chem.201504291


2015

  1. K. Junghans, C. Schlesier, A. Kostanyan, N. A. Samoylova, Q. Deng, M. Rosenkranz, S. Schiemenz, R. Westerström, T. Greber, B. Büchner, A. A. Popov. Methane as a selectivity booster in the synthesis of endohedral fullerenes: towards selective synthesis of the single molecule magnet Dy2TiC@C80 and its congener Dy2TiC2@C80. Angew. Chem. Int. Ed. 2015, 54 (45), 13411-13415, DOI: 10.1002/anie.201505870
  2. M. Zalibera, P. Machata, T. T. Clikeman, M. Rosenkranz, S. H. Strauss, O. V. Boltalina, A. A. Popov. 19F NMR-, ESR-, and vis-NIR-spectroelectrochemical study of the unconventional reduction behaviour of perfluoroalkylated fullerene: dimerization of the C70(CF3)10 radical anion. Analyst 2015, 140, 7209-7216. DOI: 10.1039/C5AN01129A

  3. L. K. San, T. T. Clikeman, C. Dubceac, A. A. Popov, Y.-S. Chen, M. A. Petrukhina, S. H. Strauss, O. V. Boltalina. Corannulene Molecular Rotor with Flexible Perfluorobenzyl Blades: Synthesis, Structure and Properties. Chem. Eur. J. 2015, 21, 9488–9492. DOI: 10.1002/chem.201500465

  4. U. Pfaff, A. Hildebrandt, M. Korb, D. Schaarschmidt, M. Rosenkranz, A. Popov, H. Lang. Five-Membered Heterocycles as Linking Units in Strongly Coupled Homobimetallic Group 8 Metal Half-Sandwich Complexes. Organometallics 2015, 34, 2826-2840. DOI: 10.1021/acs.organomet.5b00104

  5. R. Westerström, A.-C. Uldry, R. Stania, J. Dreiser, C. Piamonteze, M. Muntwiler, F. Matsui, S. Rusponi, H. Brune, S. Yang, A. Popov, B. Büchner, B. Delley, T. Greber. Surface Aligned Magnetic Moments and Hysteresis of an Endohedral Single-Molecule Magnet on a Metal. Phys. Rev. Lett. 2015, 114, 087201. DOI: 10.1103/PhysRevLett.114.087201
  6. T. Wei, F. Liu, S. Wang, X. Zhu, A. A. Popov, S. Yang. An Expanded Family of Dysprosium–Scandium Mixed-Metal Nitride Clusterfullerenes: The Role of Lanthanide Metal on the Carbon Cage Size Distribution. Chem. Eur. J. 2015, 21, 5750-5759. DOI: 10.1002/chem.201406265

  7. Q. Deng, A. A. Popov. Prato and Bingel-Hirsch cycloaddition to heptagon-containing LaSc2N@Cs(hept)-C80: importance of pentalene unit. Chem. Commun. 2015, 51, 5637-5640. DOI: 10.1039/C5CC00296F

  8. Y. Zhang, D. Krylov, M. Rosenkranz, S. Schiemenz, A. A. Popov. Magnetic Anisotropy of Endohedral Lanthanide Ions: Paramagnetic NMR Study of MSc2N@C80-Ih with M running through the Whole 4f Row. Chem. Sci. 2015, 6, 2328-2341. DOI: 10.1039/C5SC00154D
  9. Q. Deng, K. Junghans, A. A. Popov. Carbide clusterfullerenes with odd number of carbon atoms: molecular and electronic structures of Sc4C@C80, Sc4C@C82, and Sc4C3@C80. Theor. Chem. Acc. 2015, 134, 10. DOI: 10.1007/s00214-014-1610-6

  10. O.V. Boltalina, A. A. Popov, I. V. Kuvychko, N. B. Shustova, S. H. Strauss. Perfluoroalkylfullerenes. Chem. Rev. 2015, 115, 1051–1105. DOI: 10.1021/cr5002595  Review

  11. Y. Zhang, K. B. Ghiassi, Q. Deng, N. Samoylova, M. M. Olmstead, A. L. Balch, A. A. Popov. Synthesis and Structure of LaSc2N@Cs(hept)‐C80 with One Heptagon and Thirteen Pentagons. Angew. Chem. Int. Ed. 2015, 54 (2), 495-499. DOI: 10.1002/anie.201409094

  12. L. K San, E. V. Bukovsky, B. W. Larson, J. B. Whitaker, S. Deng, N. Kopidakis, G. Rumbles, A. A Popov, Y.-S. Chen, X.-B. Wang, O. V. Boltalina, S. H Strauss. A faux hawk fullerene with PCBM-like properties. Chem. Sci. 2015, 6, 1801-1815.  DOI: 10.1039/C4SC02970D

  13. T. T. Clikeman, S. H. M. Deng, A. A Popov, X.-B. Wang, S. H. Strauss, O. V. Boltalina. Fullerene cyanation does not always increase electron affinity: an experimental and theoretical study. Phys. Chem. Chem. Phys. 2015, 7, 551-556. DOI: 10.1039/C4CP04287E

2014

  1. A. A. Popov, A. D. Pykhova, I. N. Ioffe, F.-F. Li, L. Echegoyen. Anion radicals of isomeric [5,6] and [6,6] benzoadducts of Sc3N@C80: remarkable differences in endohedral cluster spin density and dynamics. J. Am. Chem. Soc. 2014, 136 (38), 13436-13441. DOI: 10.1021/ja507607k

  2. J. Dreiser, R. Westerström, Y. Zhang, A. A. Popov, L. Dunsch, K. Krämer, S.-X. Liu, S. Decurtins, T. Greber. The Metallofullerene Field-Induced Single-Ion Magnet HoSc2N@C80. Chem. Eur. J. 2014, 20 (42), 13536-13540. DOI: 10.1002/chem.201403042

  3. Y. Zhang, D. Krylov, S. Schiemenz, M. Rosenkranz, R. Westerström, J. Dreiser, T. Greber, B. Büchner, A. A. Popov. Cluster-size dependent internal dynamics and magnetic anisotropy of Ho ions in HoM2N@C80 and Ho2MN@C80 families (M = Sc, Lu, Y). Nanoscale 2014, 6, 11431-11438. DOI: 10.1039/C4NR02864C

  4. J. Dreiser, R. Westerström, C. Piamonteze, F. Nolting, S. Rusponi, H. Brune, S. Yang, A. A. Popov, L. Dunsch, T. Greber. X-ray induced demagnetization of single-molecule magnets. Appl. Phys. Lett. 2014, 105 (3), 032411. DOI: 10.1063/1.4891485 

  5. Y. Zhang, A. A. Popov. Transition-Metal and Rare-Earth-Metal Redox Couples inside Carbon Cages: Fullerenes Acting as Innocent Ligands. Organometallics 2014, 33 (18), 4537-4549. DOI: 10.1021/om5000387 Review

  6. A. L. Svitova, K. B. Ghiassi, C. Schlesier, K. Junghans, Y. Zhang, M. M. Olmstead, A. L. Balch, L. Dunsch,  A. A. Popov. Endohedral fullerene with μ3-carbido ligand and Titanium-Carbon double bond stabilized inside a carbon cage. Nat. Commun. 2014, 5, 3568. DOI: 10.1038/ncomms4568

  7. B. W. Larson, J. B. Whitaker, A. A. Popov, N. Kopidakis, G. Rumbles, O. V. Boltalina, S. H. Strauss. Thermal [6,6] → [6,6] Isomerization and Decomposition of PCBM (Phenyl-C61-Butyric Acid Methyl Ester). Chem. Mater. 2014, 26 (7), 2361-2367. DOI: 10.1021/cm500594u

  8. A. Svitova, Y. Krupskaya, N. Samoylova, R. Kraus, J. Geck, L. Dunsch, A. A. Popov. Magnetic moments and exchange coupling in nitride clusterfullerenes GdxSc3–xN@C80 (x = 1–3). Dalton Trans. 2014, 43, 7387-7390. DOI: 10.1039/C3DT53367K

  9. J. Zhao, Q. Deng, A. Bachmatiuk, G. Sandeep, A. Popov, J. Eckert, M. H. Rümmeli. Free-Standing Single-Atom-Thick Iron Membranes Suspended in Graphene Pores. Science 2014, 343 (6176), 1228-1232. DOI: 10.1126/science.1245273

  10. Q. Deng, A. A. Popov. Clusters encapsulated in Endohedral Metallofullerenes: How strained are they? J. Am. Chem. Soc. 2014, 136 (11), 4257-4264. DOI: 10.1021/ja4122582

  11. R. Westerström, J. Dreiser, C. Piamonteze, M. Muntwiler, S. Weyeneth, K. Krämer, S.-X. Liu, S. Decurtins, A. Popov, S. Yang, L. Dunsch, T. Greber. Tunneling, remanence, and frustration in dysprosium-based endohedral single-molecule magnets. Phys. Rev. B 2014, 89, 060406. DOI: 10.1103/PhysRevB.89.060406

  12. Y. Zhang, A. A. Popov, L. Dunsch. Endohedral metal or a fullerene cage based oxidation? Redox duality of nitride clusterfullerenes CexM3−xN@C78–88 (x = 1, 2; M= Sc and Y) dictated by the encaged metals and the carbon cage size. Nanoscale 2014, 4, 1038-1048. DOI: 10.1039/C3NR05433K


2013

  1. T. T. Clikeman, S. H. M. Deng, S. Avdoshenko, X.-B. Wang, A. A. Popov , S. H. Strauss, O. V. Boltalina. Fullerene “Superhalogen” Radicals: the Substituent Effect on Electronic Properties of 1,7,11,24,27-C60X5. Chem. Eur. J. 2013, 19 (45), 15404–15409. DOI: 10.1002/chem.201301234

  2. K. P. Castro, Y. Jin, J. J. Rack, S. H. Strauss, O. V. Boltalina, A. A. Popov. Perfluoroalkyl [70]-Fullerenes as Robust Highly-Luminescent Fluorocarbons, or Position of One CF3 Group Matters! J. Phys. Chem. Lett. 2013, 4, 2500-2507. DOI: 10.1021/jz401068t.  

  3. Y. Zhang, S. Schiemenz, A. A. Popov, L. Dunsch. Strain-Driven Endohedral Redox Couple CeIV/CeIII in Nitride Clusterfullerenes CeM2N@C80 (M = Sc, Y, Lu). J. Phys. Chem. Lett. 2013, 4, 2404-2409. DOI: 10.1021/jz4009773

  4. B. W. Larson, J. B. Whitaker, A. A. Popov, X.-B. Wang, G. Rumbles, N. Kopidakis, S. H. Strauss, O. V. Boltalina. Electron Affinity of Phenyl-C61-Butyric Acid Methyl Ester (PC61BM). J. Phys. Chem. C 2013, 117 (29), 14958-14964. DOI: 10.1021/jp403312g

  5. I. V. Kuvychko, C. Dubceac, S. H. M. Deng, X.-B. Wang, A. A. Granovsky, A. A. Popov, M. A. Petrukhina, S. H. Strauss, O. V. Boltalina. C20H4(C4F8)3: A Fluorine-Containing Annulated Corannulene that Is a Better Electron Acceptor Than C60. Angew. Chem. Int. Ed. 2013, 52 (29), 7505-7508. DOI: 10.1002/anie.201300796

  6. A. A. Popov, S. Yang, L. Dunsch. Endohedral Fullerenes. Chem. Rev. 2013, 113 (8), 5989-6113. DOI: 10.1021/cr300297r Review

  7. S. M. Avdoshenko, P. Koskinen, H. Sebincli, A. A. Popov, C. G. Rocha. Topological Signatures in the Electronic Structure of Graphene Spirals. Sci. Rep. 2013, 3, 1632. DOI: 10.1038/srep01632

  8. A. Svitova, A. A. Popov, L. Dunsch. Gd/Sc-based Mixed Metal Nitride Cluster Fullerenes: The Mutual Influence of the Cage and Cluster Size and the Role of Sc in the Electronic Structure. Inorg. Chem. 2013, 52 (6), 3368-3380. DOI: 10.1021/ic400049k

  9. T. T. Clikeman, I. V. Kuvychko, N. B. Shustova, Y.-S. Chen, A. A. Popov, O. V. Boltalina, S. H. Strauss. Regioselective Sequential Additions of Nucleophiles and Electrophiles to Perfluoroalkylfullerenes: Which Cage C Atoms Are the Most Reactive and Why. Chem. Eur. J. 2013, 19 (16), 5070-5080. DOI: 10.1002/chem.201203571

  10. B. Elliott, A. D. Pykhova, J. Rivera, C. Cardona, L. Dunsch, A. A. Popov, L. Echegoyen. Spin Density and Cluster Dynamics in Sc3N@C80 upon [5,6] Exohedral Functionalization: An ESR and DFT Study. J. Phys. Chem. C 2013, 117 (5), 2344-2348. DOI: 10.1021/jp310024u


2012

  1. A. Svitova, K. Braun, A. A. Popov, L. Dunsch. A Platform for Specific Delivery of Lanthanide–Scandium Mixed-Metal Cluster Fullerenes into Target Cells. Chem. Open 2012, 1 (5), 207-210. DOI: 10.1002/open.201200023

  2. A. A. Popov, N. Chen, J. R. Pinzón, S. Stevenson, L. A. Echegoyen, L. Dunsch. A redox-active scandium-oxide cluster inside a fullerene cage: Spectroscopic, voltammetric, ESR spectroelectrochemical and extended DFT study of Sc4O2@C80 and its ion-radicals. J. Am. Chem. Soc. 2012, 134 (48), 19607–19618. DOI: 10.1021/ja306728p

  3. A. A. Popov, S. M. Avdoshenko, A. M. Pendás, L. Dunsch. Bonding between strongly repulsive metal atoms: an oxymoron made real in a confined space of endohedral metallofullerenes. Chem. Commun. 2012, 48, 8031-8050. DOI: 10.1039/C2CC32568C Feature Article

  4. R. Westerström, J. Dreiser, C. Piamonteze, M. Muntwiler, S. Weyeneth, H. P. Brune, S. Rusponi, F. Nolting, A. A Popov, S. Yang, L. Dunsch, T. Greber. An endohedral single-molecule magnet with long relaxation times: DySc2N@C80. J. Am. Chem. Soc. 2012, 134 (24), 9840–9843. DOI: 10.1021/ja301044p

  5. I. V. Kuvychko, S. N. Spisak, Y.-S. Chen, A. A. Popov, M. A. Petrukhina, S. H. Strauss, O. V. Boltalina. A Buckybowl with a Lot of Potential: C5-C20H5(CF3)5. Angew. Chem. Int. Ed. 2012, 51 (20), 4939–4942. DOI: 10.1002/anie.201200178

  6. I. Kuvychko, J. Whitaker, B. Larson, T. Folsom, N. B. Shustova, S. Avdoshenko, Y.-S. Chen, H. Wen, X.-B. Wang, L. Dunsch, A. A. Popov, S. H. Strauss, O. V. Boltalina. Substituent effects in a series of 1,7-C60(RF)2 compounds (RF = CF3, C2F5, n-C3F7, i-C3F7, n-C4F9, s-C4F9, n-C8F17): electron affinities, reduction potentials and E(LUMO) values are not always correlated. Chem. Sci. 2012, 3 (5), 1399-1407. DOI: 10.1039/C2SC01133F

Other important papers

  1. T. Huang, J. Zhao, M. Feng, A. A. Popov, S. Yang, L. Dunsch, H. Petek. A molecular switch based on current-driven rotation of an encapsulated cluster within a fullerene cage. Nano Lett. 2011, 11, 5327-5332. DOI: 10.1021/nl2028409
  2. A. A. Popov, L. Dunsch. Electrochemistry in Cavea: Endohedral Redox Reactions of Encaged Species in Fullerenes. J. Phys. Chem. Lett. 2011, 2 (7), 786-794. DOI: 10.1021/jz200063k Perspective
  3. A. A. Popov, S. M. Avdoshenko, G. Cuniberti, L. Dunsch. Dimerization of Radical-Anions: Nitride Clusterfullerenes vs Empty Fullerenes. J. Phys. Chem. Lett. 2011, 2, 1592-1600. DOI: 10.1021/jz200586v
  4. S. M. Avdoshenko, I. N. Ioffe, G. Cuniberti, L. Dunsch, A. Popov. Organometallic Complexes of Graphene: Towards Atomic Spintronics Using Graphene Web. ACS Nano 2011, 5(12), 9939-9949. DOI: 10.1021/nn203719a
  5. N. B. Shustova, D. V. Peryshkov, I. V. Kuvychko, Y.-S. Chen, M. A. Mackey, C. E. Coumbe, D. T. Heaps, B. S. Confait, T. Heine, J. P. Phillips, S. Stevenson, L. Dunsch, A. A. Popov, S. H. Strauss, O. V. Boltalina. Poly(perfluoroalkylation) of Metallic Nitride Fullerenes Reveals Addition-Pattern Guidelines: Synthesis and Characterization of a Family of Sc3N@C80(CF3)n (n = 2−16) and Their Radical Anions. J. Am. Chem. Soc. 2011, 133 (8), 2672–2690. DOI: 10.1021/ja109462j
  6. A. A. Popov, I. E. Kareev, N. B. Shustova, S. H. Strauss, O. V. Boltalina, L. Dunsch. Unraveling the Electron Spin Resonance Pattern of Nonsymmetric Radicals with 30 Fluorine Atoms: Electron Spin Resonance and Vis−Near-Infrared Spectroelectrochemistry of the Anion Radicals and Dianions of C60(CF3)2n (2n = 2–10) Derivatives and Density Functional Theory-Assisted Assignment. J. Am. Chem. Soc. 2010, 132 (33), 11709-11721. DOI: 10.1021/ja1043775
  7. A. A. Popov, C. Chen, S. Yang, F. Lipps, L. Dunsch. The Spin-Flow Vibrational Spectroscopy of Molecules with Flexible Spin Density: Electrochemistry, ESR, Cluster and Spin Dynamics, and Bonding in TiSc2N@C80. ACS Nano 2010, 4 (8), 4857-4871. DOI: 10.1021/nn101115d
  8. Dunsch, S. Yang, L. Zhang, A. Svitova, S. Oswald, A. A. Popov. Metal Sulfide in a C82 Fullerene Cage: A New Form of Endohedral Clusterfullerenes. J. Am. Chem. Soc. 2010, 132, 5413-5421. DOI: 10.1021/ja909580j
  9. A. A. Popov, L. Zhang, L. Dunsch. A pseudoatom in a cage: trimetallofullerene Y3@C80 mimics Y3N@C80 with nitrogen substituted by a pseudoatom. ACS Nano 2010, 4(2), 795-802. DOI: 10.1021/nn901422z
  10. A. A. Popov, L. Dunsch. Bonding in Endohedral Metallofullerenes as Studied by Quantum Theory of Atoms in Molecules. Chem. Eur. J. 2009, 15 (38), 9707-9729. DOI: 10.1002/chem.200901045
  11. A. A. Popov. Metal-Cage Bonding, Molecular Structures and Vibrational Spectra of Endohedral Fullerenes: Bridging Experiment and Theory. J. Comput. Theor. Nanosci. 2009, 6 (2), 292-317 (review). DOI: 10.1166/jctn.2009.1037  ask for reprint
  12. A. A. Popov, L. Dunsch. Hindered Cluster Rotation and 45Sc Hyperfine Splitting Constant in Distonoid Anion-Radical Sc3N@C80, and Spatial Spin-Charge Separation as a General Principle for Anions of Endohedral Fullerenes with Metal-Localized Lowest Unoccupied Molecular Orbital. J. Am. Chem. Soc. 2008, 130 (52), 17726-17742.DOI: 10.1021/ja804226a
  13. I. E. Kareev, A. A. Popov, I. V. Kuvychko, N. B. Shustova, S. F. Lebedkin, V. P. Bubnov, O. P. Anderson, K. Seppelt, S. H. Strauss, O. V. Boltalina. Synthesis and X-ray or NMR/DFT Structure Elucidation of Twenty-One New Trifluoromethyl Derivatives of Soluble Cage Isomers of C76, C78, C84, and C90. J. Am. Chem. Soc. 2008, 130, 13471-13489.DOI: 10.1021/ja8041614
  14. S. Yang, A. A. Popov, L. Dunsch. Carbon Pyramidalization in Fullerene Cages Induced by the Endohedral Cluster: the First Non-Scandium Mixed Metal Nitride Clusterfullerenes. Angew. Chem. Int. Ed. 2008, 47, 8196-8200. DOI: 10.1002/anie.200802009
  15. A. A. Popov, I. E. Kareev, N. B. Shustova, S. F. Lebedkin, S. H. Strauss, O. V. Boltalina, L. Dunsch. Synthesis, Spectroscopic and Electrochemical Characterization, and DFT Study of Seventeen C70(CF3)n Derivatives (n = 2, 4, 6, 8, 10, 12). Chem. Eur. J. 2007, 14 (1), 107-121. DOI: 10.1002/chem.200700970
  16. A. A. Popov, L. Dunsch. Structure, Stability, and Cluster-Cage Interactions in Nitride Clusterfullerenes M3N@C2n (M = Sc, Y; 2n = 68-98): a Density Functional Theory Study. J. Am. Chem. Soc. 2007, 129 (38), 11835-11549. DOI: 10.1021/ja073809l
  17. A. A. Popov, I. E. Kareev, N. B. Shustova, E. B. Stukalin, S. F. Lebedkin, K. Seppelt, S. H. Strauss, O. V. Boltalina, L. Dunsch. Electrochemical, Spectroscopic, and DFT Study of C60(CF3)n Frontier Orbitals (n = 2-18): The Link between Double Bonds in Pentagons and Reduction Potentials. J. Am. Chem. Soc. 2007, 129 (37), 11551-11568.DOI: 10.1021/ja073181e
  18. A. Popov, M. Krause, S. Yang, J. Wong, L. Dunsch. C78 cage isomerism defined by trimetallic nitride cluster size: a computational and vibrational spectroscopic study. J. Phys. Chem. B 2007, 111, 3363-3369. DOI: 10.1021/jp068661r
  19. S. Yang, A. Popov, L. Dunsch. Violating the Isolated Pentagon Rule (IPR): The Endohedral Non-IPR C70 Cage of Sc3N@C70. Angew. Chem. Int. Ed. 2007, 46 (8), 1256-1259; Angew. Chem. 2007, 119 (8), 1278-1281. DOI: 10.1002/anie.200603281
  20. S. Yang, A. A. Popov, L. Dunsch. The Role of an Asymmetric Nitride Cluster on a Fullerene Cage: The Non-IPR Endohedral DySc2N@C76. J. Phys. Chem. B 2007, 111 (49), 13659-13663.DOI: 10.1021/jp709650d
  21. N. B. Shustova, I. V. Kuvychko, R. D. Bolskar, K. Seppelt, S. H. Strauss, A. A. Popov, O. V. Boltalina. Trifluoromethyl Derivatives of Insoluble Small-HOMO-LUMO-Gap Hollow Higher Fullerenes. NMR and DFT Structure Elucidation of C2-(C74-D3h)(CF3)12, Cs-(C76-Td(2))(CF3)12, C2-(C78-D3h(5))(CF3)12, Cs-(C80-C2v(5))(CF3)12, and C2-(C82-C2(5))(CF3)12. J. Am. Chem. Soc. 2006, 128(49), 15793-15798. DOI: 10.1021/ja065178l
  22. A. A. Popov, V. M. Senyavin, O. V. Boltalina, K. Seppelt, J. Spandl, C. S. Feigerle, R. N. Compton. Infrared, Raman, and DFT Vibrational Spectroscopic Studies of C60F36 and C60F48. J. Phys. Chem. A 2006, 110(28), 8645-8652. DOI: 10.1021/jp060697w
  23. I. E. Kareev, I. V. Kuvychko, A. A. Popov, S. F. Lebedkin, S. M. Miller, O. P. Anderson, S. H. Strauss, O. V. Boltalina. High-Temperature Synthesis of the Surprisingly Stable C1-C70(CF3)10 Isomer with a para7-meta-para Ribbon of Nine C6(CF3)2 Edge-Sharing Hexagons. Angew. Chem. Int. Ed., 2005, 44 (48), 7984-7987 [Angew. Chem., 2005, 117 (48), 8198-8201]. DOI: 10.1002/anie.200502419
  24. S. I. Troyanov, A. A. Popov. New [70]Fullerene Chloride, C70Cl16, Obtained by the Attempted Bromination of C70 in TiCl4. Angew. Chem. Int. Ed. 2005, 44, 4215-4218. DOI: 10.1002/anie.200500476
  25. S. I. Troyanov, N. B. Shustova, A. A. Popov, L. N. Sidorov, E. Kemnitz. The First Preparation and Structural Characterization of Two Kinetically Stable Chlorofullerenes, C60Cl28 and C60Cl30. Angew. Chem. Int. Ed. 2005, 44, 432-435. DOI: 10.1002/anie.200462139
  26. A. A. Popov, A. A. Goryunkov, I. V. Goldt, I. S. Kareev, I. V. Kuvychko, W.−D. Hunnius, K. Seppelt, S. H. Strauss, O. V. Boltalina. Raman, Infrared, and Theoretical Studies of Fluorofullerene C60F20. J. Phys. Chem. A 2004, 108, 11449-11456. DOI: 10.1021/jp046214a
  27. S. I. Troyanov, A. A. Popov, N. I. Denisenko, O. V. Boltalina, L. N. Sidorov, E. Kemnitz. The First X-ray Crystal Structures of Halogenated [70]Fullerene: C70Br10 and C70Br10×3Br2, Angew. Chem. Int. Ed. 2003, 42, 2395-2398. DOI: 10.1002/anie.200351132