Publications of Lothar Dunsch

Publications of Lothar Dunsch

2014

Gründler P, Dunsch L (2014) Thermal switching of redox reactions at gold electrodes. J Solid State Electrochem, in press

2013

Elliott B, Pykhova AD, Rivera J, Cardona CM, Dunsch L, Popov AA, Echegoyen L (2013) Spin density and cluster dynamics in Sc3N@C80 - upon [5,6] exohedral functionalization: An ESR and DFT study. J Phys Chem C 117:2344−2348
Popov AA, Yang S, Dunsch L (2013) Endohedral fullerenes. Chem Rev 113:5989-6113
Svitova AL, Popov AA, Dunsch L (2013) Gd-Sc-based mixed-metal nitride cluster fullerenes: Mutual influence of the cage and cluster size and the role of scandium in the electronic structure. Inorg Chem 52:3368-3380
Zhang Y, Schiemenz S, Popov AA, L. Dunsch L (2013) Strain-driven endohedral redox couple CeIV/CeIII in nitride clusterfullerenes CeM2N@C80 (M = Sc, Y, Lu). J Phys Chem Lett 4:2404-2409

2012

Anis B, Haubner K, Boerrnert F, Dunsch L, Ruemmeli MH, Kuntscher CA (2012) Stabilization of carbon nanotubes by filling with inner tubes: An optical spectroscopy study on double-walled carbon nanotubes under hydrostatic pressure. Phys Rev B 86:155454/1-5

Anis B, Fischer M, Schreck M, Haubner K, Dunsch L, Kuntscher CA (2012) Synthesis and characterization of peapods and DWCNTs. Phys Status Solidi B 249:2345-2348
Chen C, Liu F, Li S, Wang N, Popov AA, Jiao M, Wei T, Li X, Dunsch L, Yang S (2012) Titanium/Yttrium mixed metal nitride clusterfullerene TiY2N@C80: Synthesis, isolation, and effect of the group-III metal. Inorg Chem 51:3039-3045
Kuvychko IV, Whitaker JB, Larson BW, Folsom TC, Shustova NB, Avdoshenko SM, Chen YS, Wen H, Wang XB, Dunsch L, Popov AA, Boltalina OV, Strauss SH (2012) 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 3:1399-1407
Popov AA, Avdoshenko SM, Pendas AM, Dunsch L (2012) Bonding between strongly repulsive metal atoms: an oxymoron made real in a confined space of endohedral metallofullerenes. Chem Commun 48:8031-8050
Westerstroem R, Dreiser J, Piamonteze C, Muntwiler M, Weyeneth S, Brune H, Rusponi Nolting SF, Popov AA, Yang S, Dunsch L, Greber T (2012) An endohedral single-molecule magnet with long relaxation times: DySc2N@C80. J Am Chem Soc 134:9840-9843
Zhang Y, Popov AA, Schiemenz S, Dunsch L (2012) Synthesis, isolation, and spectroscopic characterization of holmium-based mixed-metal nitride clusterfullerenes: HoxSc3-xN@C80 (x=1, 2). Chem - A Eur J 18:9691-9698

2011

Avdoshenko SM, Ioffe IN, Cuniberti G, Dunsch L, Popov AA (2011) Organometallic complexes of graphene: Toward atomic spintronics using a graphene web. ACS Nano 5:9939-9949
Dmitrieva E, Dunsch L (2011) How linear is linear polyaniline?. J Phys Chem B 115:6401-6411
Domenech-Ferrer R, Ziegs F, Klod S, Lindemann I, Voigtlaender R, Dunsch L, Gutfleisch O (2011) In Situ Raman cell for high pressure and temperature studies of metal and complex hydrides. Anal Chem 83:3199-3204
Dunsch L (2011) Recent advances in in situ multi-spectroelectrochemistry. J Solid State Electrochem 15:1631-1646
Gruendler P, Dunsch L (2011) A facile route to temperature determination in hot-wire electrochemistry. J Solid State Electrochem 15:2101-2106
Haubner K, Luspai K, Rapta P, Dunsch L (2011) The charging of the carbon nanotube/oligothiophene interphase as studied by in situ electron spin resonance/UV-Vis-NIR spectroelectrochemistry. Phys Chem Chem Phys 13:13403-13409
Huang T, Zhao J, Feng M, Popov AA, Yang S, Dunsch L, Petek H (2011) A molecular switch based on current-driven rotation of an encapsulated cluster within a fullerene cage. Nano Lett 11:5327-5332

Idzik KR, Beckert R, Tauscher E, Ledwon P, Golba P, Lapkowski M, Rapta P, Dunsch L, Frydel J (2011) Synthesis by stille cross-coupling procedure and electrochemical characterization of branched polymers based on substituted 1,3,5-triarylbenzenes. Mater Sci Forum 663-665:876-879
Kavan L, Dunsch L (2011) Spectroelectrochemistry of carbon nanotubes. ChemPhysChem 12:47-55

Kellenberger A, Dmitrieva E, Dunsch L (2011) The stabilization of charged states at phenazine-like units in polyaniline under p-doping: an in situ ATR-FTIR spectroelectrochemical study. Phys Chem Chem Phys 13:3411-3420
Klod S, Chen N, Dunsch L (2011) Changing the position of a bridged CH2 group at a fullerene cage surface in electrochemical synthesis: The case of C70 derivatives. ChemPhysChem 12:2097-2099

Li M, Xu P, Yang J, Ying H, Haubner K, Dunsch L, Yang S (2011) Synthesis of pyrene-substituted poly(3-hexylthiophene) via postpolymerization and its noncovalent interactions with single-walled carbon nanotubes. J Phys Chem C 115:4584-4593
Lindemann I, Ferrer RD, Dunsch L, Cerny R, Hagemann H, Anna VD, Filinchuk Y, Schultz L, Gutfleisch O (2011) Novel sodium aluminium borohydride containing the complex anion [Al(BH4,Cl)4]. Faraday Discuss 151:231-242

Lukes V, Rapta P, Idzik KR, Beckert R, Dunsch L (2011) Charged states of 1,3,5-triazine molecules as models for star-shaped molecular architecture: A DFT and spectroelectrochemcial study. J Phys Chem B 115:3344-3353

Bonatto Minella C, Rongeat C, Domenech-Ferrer R, Lindemann I, Dunsch L, Sorbie N, Gregory DH, Gutfleisch O (2011) Synthesis of LiNH2 + LiH by reactive milling of Li3N. Faraday Discuss 151:253-262
Pipkorn R, Dunsch L, Wiessler M, Waldeck W, Braun K (2011) A rare earth endo-nitrite-cluster-fullerene-conjugate useful as an intravital contrast agent in MRT?. Biopolymers 96: 506

Popov AA, Dunsch L (2011) Electrochemistry in cavea: Endohedral redox reactions of encaged species in fullerenes. J Phys Chem Lett 2:786-794

Popov AA, Dunsch L (2011) Charge controlled changes in the cluster and spin dynamics of Sc3N@C80(CF3)2: the flexible spin density distribution and its impact on ESR spectra. Phys Chem Chem Phys 13:8977-8984

Popov AA, Avdoshenko SM, Cuniberti G, Dunsch L (2011) Dimerization of radical-anions: Nitride clusterfullerenes versus empty fullerenes. J Phys Chem Lett 2:1592-1600

Popov AA, Schiemenz S, Avdoshenko SM, Yang S, Cuniberti G, Dunsch L (2011) The state of asymmetric nitride clusters in endohedral fullerenes as studied by 14N NMR spectroscopy: Experiment and theory. J Phys Chem C 115:15257-15265

Popov AA, Jeon S, Senyavin VM, Dunsch L, Maragani S, Wang M, Tan LS, Chiang LY (2011) Unique ultralow 18-pi-trannulenyl HOMOLUMO energy gap of photostable emerald-green D3d-2-methylmalonato[60]fullerenes. J Phys Chem Lett 2:2296-2299

Shustova NB, Peryshkov DV, Kuvychko IV, Chen YS, Mackey MA, Coumbe CE, Heaps DT, Confait BS, Heine T, Phillips JP, Stevenson S, Dunsch L, Popov AA, Strauss SH, Boltalina OV (2011) 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 133:2672-2690

Shustova NB, Kuvychko IV, Popov AA, von Delius M, Dunsch L, Anderson OP, Hirsch A, Strauss SH, Boltalina OV (2011) Nitrogen directs multiple radical additions to the 9,9'-Bi-1-aza(C60-Ih)[5,6]fullerene: X-ray structure of 6,9,12,15,18-C59N(CF3)5. Angew Chem 123:5651-5654
Shustova NB, Kuvychko IV, Popov AA, von Delius M, Dunsch L, Anderson OP, Hirsch A, Strauss SH, Boltalina OV(2011) Nitrogen directs multiple radical additions to the 9,9-Bi-1-aza(C60-Ih)[5,6]fullerene: X-ray structure of 6,9,12,15,18-C59N(CF3)5. Angew Chem Int Ed 50:5537-5540
Shustova NB, Kuvychko IV, Peryshkov DV, Whitaker JB, Larson BW, Chen YS, Dunsch L, Seppelt K, Popov AA, Strauss SH, Boltalina OV (2011) Chemical tailoring of fullerene acceptors: Synthesis, structures and electrochemical properties of perfluoroisopropylfullerenes. Chem Commun 47:875-877
Zalibera M, Rapta P, Gescheidt G, Christensen JB, Hammerich O, Dunsch L (2011) Spectroelectrochemistry of dendrimers: The radical cations of low-generation PAMAM-like dendrimers with a 1,4-phenylenediamine core as studied by electron spin resonance (ESR)/UV-Vis NIR spectroelectrochemistry. J Phys Chem C 115:3942-3948

2010

Braun K, Dunsch L, Pipkorn R, Bock M, Baeuerle T, Yang S, Waldeck W, Wiessler M (2010) Gain of a 500-fold sensitivity on an intravital MR contrast agent based on an endohedral Gadolinium-Cluster-Fullerene-Conjugate: A new chance in cancer diagnostics. Int J Med Sci 7:136-146
Chen N, Klod S, Rapta P, Popov AA, Dunsch L (2010) Direct arc-discharge assisted synthesis of C60H2(C3H5N): A cis-1-pyrrolino C60 fullerene hydride with unusual redox properties. Chem Mater 22:2608-2615

Dunsch L, Yang S, Zhang L, Svitova A, Oswald S, Popov AA (2010) Metal sulfide in a C82 fullerene cage: A new form of endohedral clusterfullerenes. J Am Chem Soc 132:5413-5421

Idzika KR, Rapta P, Cywinskie PJ, Beckert R, Dunsch L (2010) Synthesis and electrochemical characterization of new optoelectronic materials based on conjugated donoracceptor system containing oligo-tri(heteroaryl)-1,3,5-triazines. Electrochim Acta 55:4858-4864

Kalbac M, Kavan L, Gorantla S, Gemming T, Dunsch L (2010) Sexithiophene encapsulated in a single-walled carbon nanotube: An In Situ raman spectroelectrochemical study of a peapod structure. Chem - Eur J 16:11753-11759

Klod S, Dunsch L (2010) Influence of the cage size on the dynamic behavior of fullerenes: A study of 13C NMR spin-lattice relaxation. ACS Nano 4:3236-3240

Klod S, Zhang L, Dunsch L (2010) The role of the cluster on the relaxation of endohedral fullerene cage carbons: A NMR spin-lattice relaxation study of an internal relaxation reagent. J Phys Chem C 114:8264-8267
Li B, Shu C, Lu X, Dunsch L, Chen Z, Dennis TJS, Shi Z, Jiang L, Wang T, Xu W, Wang C (2010) Addition of carbene to the equator of C70 to produce the most stable C71H2 isomer: 2aH-2(12)a-Homo(C70-D5h(6))[5,6]fullerene. Angew Chem Int Ed 49:962-966

Lindemann I, Ferrer RD, Dunsch L, Filinchuk Y, Cerny R, Hagemann H, DAnna V, Daku LML, Schultz L, Gutfleisch O (2010) Al3Li4 (BH4)13: A complex double-cation borohydride with a new structure. Chem - Eur J 16:8707-8712
Pieta P, Zukowska GZ, Das SK, D`Souza F, Petr A, Dunsch L, Kutner W (2010) Mechanism of reductive C60 electropolymerization in the presence of dioxygen and application of the resulting fullerene polymer for preparation of a conducting composite with single-wall carbon nanotubes. J Phys Chem C 114:8150-8160
Popov AA, Zhang L, Dunsch L (2010) A pseudoatom in a cage: Trimetallofullerene Y3@C80 mimics Y3N@C80 with nitrogen substituted by a pseudoatom. ACS Nano 4:795-802
Popov AA, Chen C, Yang S, Lipps F, Dunsch L (2010) Spin-flow vibrational spectroscopy of molecules with flexible spin density: Electrochemistry, ESR, cluster and spin dynamics, and bonding in TiSc2N@C80. ACS Nano 4:4857-4871
Popov AA, Kareev IE, Shustova NB, Strauss SH, Boltalina OV, Dunsch L (2010) 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 132:11709-11721
Popov AA, Shustova NB, Svitova AL, Mackey MA, Coumbe CE, Phillips JP, Stevenson S, Strauss SH, Boltalina O, Dunsch L (2010) Redox-tuning endohedral fullerene spin states: From the dication to the trianion radical of Sc3N@C-80(CF3)(2) in five reversible single-electron steps. Chem - Eur J 16:4721-4724

Rapta P, Idzik KR, Lukes V, Beckert R, Dunsch L (2010) Alternative charge stabilisation and a changing reactivity of 1,3,5-triazine based starburst compounds as studied by in situ ESR/UVvisNIR spectroelectrochemistry. Electrochem Commun 12:513-516
Shustova NB, Kareev IE, Kuvychko IV, Whitaker JB, Lebedkin SF, Popov AA, Dunsch L, Chen YS, Seppelt K, Strauss SH, Boltalina OV (2010) High-temperature and photochemical syntheses of C60 and C70 fullerene derivatives with linear perfluoroalkyl chains. J Fluorine Chem 131:1198-1212
Vargov A, Popov A, Rapta P, Sun B, Zhang L, Dunsch L (2010) Electrochemical tuning of spin states of the endohedral metallofullerene y@C82 as probed by ESR spectroelectrochemistry. ChemPhysChem 11:1650-1653

Yang S, Zhang L, Zhang W, Dunsch L (2010) A facile route to metal nitride clusterfullerenes by using guanidinium salts: A selective organic solid as the nitrogen source. Chem - Eur J 16:1239812405
Zhang L, Popov AA, Yang S, Klod S, Rapta P, Dunsch L (2010) An endohedral redox system in a fullerene cage: the Ce based mixed-metal cluster fullerene Lu2CeN@C80. Phys Chem Chem Phys 12:7840-7847

2009

Chazaro-Ruiz LF, Kellenberger A, Dunsch L (2009) In situ ESR/UV-vis-NIR and ATR-FTIR spectroelectrochemical studies on the p-Doping of copolymers of 3-Methylthiophene and 3-Hexylthiophene. J Phys Chem B 113:2310-2316
Gruendler P, Frank O, Kavan L, Dunsch L (2009) Carbon nanotube electrodes for hot-wire electrochemistry. ChemPhysChem 10:559-563
Gruendler P, Kirbs A, Dunsch L (2009) Modern thermoelectrochemistry. ChemPhysChem 10:1722-1746
Kalbac M, Kavan L, Dunsch L (2009) Effect of bundling on the tangential displacement mode in the raman spectra of semiconducting single-walled carbon nanotubes during electrochemical charging. J Phys Chem C 113:1340-1345
Kalbac M, Kavan L, Dunsch L (2009) In situ Raman spectroelectrochemistry of SWCNT bundles: Development of the tangential mode during electrochemical charging in different electrolyte solutions. Diamond Relat Mater 18:972-974
Kalbac M, Kavan L, Dunsch L (2009) Controlled doping of double walled carbon nanotubes and conducting polymers in a composite: An in situ Raman spectroelectrochemical study. Compos Sci Technol 69:1553-1557
Kalbac M, Kavan L, Dunsch L (2009) Selective etching of thin single-walled carbon nanotubes. J Am Chem Soc 131:4529-4534

Kalbac M, Kavan L, Dunsch L (2009) An in situ Raman spectroelectrochemical study of the controlled doping of semiconducting single walled carbon nanotubes in a conducting polymer matrix. Synth Met 159:2245-2248

Kavan L, Frank O, Kalbac M, Dunsch L (2009) Supramolecular assembly of single-walled carbon nanotubes with a ruthenium(II)-Bipyridine complex: An in situ raman spectroelectrochemical study. J Phys Chem C 113:2611-2617
Kavan L, Janda P, Krause M, Ziegs F, Dunsch L (2009) Rotating cell for in situ raman spectroelectrochemical studies of photosensitive redox systems. Anal Chem 81:2017-2021
Klod S, Dunsch L (2009) The role of aprotic solvents in the dynamic behavior of fullerenes like C60 and C70: An NMR spin-lattice relaxation study. J Phys Chem C 113:15191-15195
Popov AA, Burtsev AV, Senyavin VM, Dunsch L, Troyanov SI (2009) Spectroscopic and Theoretical Study of the Dimeric Dicationic Fullerene Complex [(C70)2]2+(Ti3Cl13)-2. J Phys Chem A 113:263-272
Popov AA, Dunsch L (2009) Bonding in endohedral metallofullerenes as studied by quantum theory of atoms in molecules. Chem - Eur J 15:9707-9729
Solc R, Lukes V, Ilcin M, Rapta P, Zalibera M, Dunsch L (2009) Semiempirical molecular dynamics study of empty C2(3)-C82 fullerene in neutral and charged forms: Geometrical and spectroscopic characterization. J Phys Chem C 113:19658-19663
Tarabek J, Yang S, Dunsch L (2009) Redox properties of mixed lutetium/ yttrium nitride clusterfullerenes: Endohedral LuxY3xN@C80(I) (x=03) compounds. ChemPhysChem 10:1037-1043
Treier M, Ruffieux P, Fasel R, Nolting F, Yang S, Dunsch L, Greber T (2009) Looking inside an endohedral fullerene: Inter- and intramolecular ordering of Dy3N@C80 (Ih) on Cu(111). Phys Rev B 80:81403/1-4
Yang S, Popov AA, Chen C, Dunsch L (2009) Mixed metal nitride clusterfullerenes in cage isomers: LuxSc3-xN@C80 (x = 1, 2) as compared with MxSc3-xN@C80 (M = Er, Dy, Gd, Nd). J Phys Chem C 113:7616-7623
Yang S, Chen C, Popov AA, Zhang W, Liu F, Dunsch L (2009) An endohedral titanium(III) in a clusterfullerene: putting a non-group-III metal nitride into the C(80)-I(h) fullerene cage. Chem Commun 6391-6393
Zalibera M, Rapta P, Popov AA, Dunsch L (2009) Charged states of four isomers of C84 fullerene: In situ ESR and Vis-NIR spectroelectrochemistry and DFT calculations. J Phys Chem C 113:5141-5149