Alexey A. Popov*, Shangfeng Yang*, Lothar Dunsch*, “Endohedral Fullerenes”, Chem. Rev. 2013, 113, 5989-6113 (invited review).<PDF>

Shangfeng Yang*, Chuanbao Chen, Fupin Liu, Yunpeng Xie, Fengyu Li, Mingzhi Jiao, Mitsuaki Suzuki, Tao Wei, Song Wang, Xing Lu*, Zhongfang Chen*, Takeshi Akasaka*, “An Improbable Monometal Cluster Entrapped in a Fullerene Cage: YCN@C82”, Sci. Rep. (Nature Publishing Group) 2013, 3, 1487.<PDF>

Wenfeng Zhang, Baofeng Zhao, Zhicai He, Xuemei Zhao, Haitao Wang, Shangfeng Yang,* Hongbin Wu,* Yong Cao, “High-Efficiency ITO-Free Polymer Solar Cells Using Highly Conductive PEDOT:PSS/Surfactant Bilayer Transparent Anodes”, Energy Envir. Sci. 2013, 25, 1956-1964. <PDF>

Shangfeng Yang,* Tao Wei, Song Wang, Daria V. Ignat’eva, Erhard Kemnitz,* Sergey I. Troyanov,* “The first structural confirmation of a C102 fullerene as C102Cl20 containing a non-IPR carbon cage”, Chem. Commun. 2013, 49, 7944-7946. <PDF>

Shangfeng Yang,* Tao Wei, Nadezhda B. Tamm, Erhard Kemnitz, Sergey I. Troyanov,* “Trifluoromethyl and Chloro Derivatives of a Higher Fullerene D2-C80 (2): C80(CF3)12 and C80Cl28”, Inorg. Chem. 2013, 52, 4768-4770. <PDF>

Fupin Liu, Jian Guan, Tao Wei, Song Wang, Mingzhi Jiao, Shangfeng Yang*, “A Series of Inorganic Solid Nitrogen Sources for the Synthesis of Metal Nitride Clusterfullerenes: The Dependence of Production Yield on the Oxidation State of Nitrogen and Counter Ion”, Inorg. Chem. 2013, 52, 3814-3822. <PDF>

Shangfeng Yang,* Chuanbao Chen, Xiaofang Li,* Tao Wei, Fupin Liu, Song Wang, “Bingel-Hirsch monoadducts of TiSc2N@Ih-C80 versus Sc3N@Ih-C80: Reactivity improvement via internal metal atom substitution”, Chem. Commun. 2013, 49, 10844-10846.<PDF>

Boxue Chen, Wenfeng Zhang, Xinghao Zhou, Xiao Huang, Xuemei Zhao, Haitao Wang, Min Liu, Yalin Lu*, Shangfeng Yang*, “Surface Plasmon Enhancement of Polymer Solar Cells by Penetrating Au/SiO2 Core/Shell Nanoparticles into All Organic Layers”, Nano Energy 2013, 2, 906-915. <PDF>

Ying Xu, Jianhe Guo, Tao Wei, Xi Chen, Qing Yang, Shangfeng Yang*, “Micron-Sized Hexagonal Single-Crystalline Rods of Metal Nitride Clusterfullerene: Preparation, Characterization, and Photoelectrochemical Application”, Nanoscale 2013, 5, 1993-2001. <PDF>

Haitao Wang, Wenfeng Zhang, Chenhui Xu, Xianghong Bi, Boxue Chen, Shangfeng Yang*, “Efficiency Enhancement of Polymer Solar Cells by Applying Poly(vinylpyrrolidone) as Cathode Buffer Layer via Spin-Coating or Self-Assembly”, ACS Appl. Mater. Interfaces 2013, 5, 26-34. <PDF>

Muqing Chen, Minghua Li, Haitao Wang, Xuemei Zhao, Lixin Xie, Shangfeng Yang*, “Side-chain Substitution of Poly(3-hexylthiophene) (P3HT) by PCBM via Postpolymerization: An Intramolecular Hybrid of Donor and Acceptor”, Polym. Chem. 2013, 4, 550-557. <PDF>

Shangfeng Yang*, Tao Wei, Sergey I. Troyanov*, “A new isomer of pristine higher fullerene Cs-C82 (4) captured by chlorination as C82Cl20”, Chem. Asian J. 2013, 8, 351-353. <PDF> (highlighted by ChemistryViews, http://www.chemistryviews.org/ details/ezine/3802191/Chlorination_Reveals_Fullerene_Structure.html)

Natalia A. Romanova, Maria A. Fritz, Kaichin Chang, Nadezhda B. Tamm, Alexey A. Goryunkov, Lev N. Sidorov, Chuanbao Chen, Shangfeng Yang, Erhard Kemnitz*, Sergey I. Troyanov*, “Synthesis, Structure, and Theoretical Study of Trifluoromethyl Derivatives of C84(23) Fullerene”, Chem. Eur. J. 2013, 19, 11707-11716. <PDF>

Min Feng, Yongliang Shi, Chungwei Lin, Jin Zhao, Fupin Liu, Shangfeng Yang, Hrvoje Petek*, “Energy stabilization of the s-symmetry superatom molecular orbital by endohedral doping of C82 fullerene with a lanthanum atom”, Phys. Rev. B 2013, 88, 075417. <PDF>

Kaichin Chang, Maria A. Fritz, Nadezhda B. Tamm, Alexey A. Goryunkov, Lev N. Sidorov, Chuanbao Chen, Shangfeng Yang, Erhard Kemnitz*, Sergey I. Troyanov*, “Synthesis, Structure, and Theoretical Study of Trifluoromethyl Derivatives of C84(22) Fullerene”, Chem. Eur. J. 2013, 19, 578-587. <PDF>

Jing Huang*, Weiyi Wang, Shangfeng Yang, Qunxiang Li*, Jinlong Yang, “Iron-phthalocyanine molecular junction with high spin filter efficiency and negative differential resistance”, Chem. Phys. Lett. 2013, 590, 111-115. <PDF>

Shangfeng Yang*, Tao Wei, Erhard Kemnitz, Sergey I. Troyanov*, “Four Isomers of C96 Fullerene Structurally Proven as Chlorides C96Cl22 and C96Cl24”, Angew. Chem. Int. Ed. 2012, 51, 8239-8242. <PDF>

Tong-Xin Liu, Tao Wei, San-E Zhu, Guan-Wu Wang,* Mingzhi Jiao, Shangfeng Yang*, Faye Bowles, Marilyn M. Olmstead,* Alan L. Balch*, “Azide Addition to An Endohedral Metallofullerene: Formation of Azafulleroids of Sc3N@Ih-C80”, J. Am. Chem. Soc. 2012, 134, 11956-11959. <PDF>

Rasmus Westerstroem, Jan Dreiser, Cinthia Piamonteze, Matthias Muntwiler, Stephen Weyeneth, Harald Brune, Stefano Rusponi, Frithjof Nolting, Alexey Popov, Shangfeng Yang, Lothar Dunsch, Thomas Greber,* “An endohedral single-molecule magnet with long relaxation times: DySc2N@C80”, J. Am. Chem. Soc. 2012, 134, 9840-9843. <PDF>

Shangfeng Yang*, “Synthesis, Separation, and Molecular Structures of Endohedral Fullerenes”, Curr. Org. Chem. 2012, 16, 1079-1094 (invited review). <PDF>

Wenfeng Zhang, Haitao Wang, Boxue Chen, Xianghong Bi, Swaminathan Venkatesan, Qiquan Qiao, Shangfeng Yang*, “Oleamide as a self-assembled cathode buffer layer for polymer solar cells: the role of the terminal group on the function of the surfactant”, J. Mater. Chem. 2012, 22, 24067-24074. <PDF>

Mingzhi Jiao, Wenfeng Zhang, Ying Xu, Tao Wei, Chuanbao Chen, Fupin Liu, Shangfeng Yang*, “Urea as a New and Cheap Nitrogen Source for the Synthesis of Metal Nitride Clusterfullerenes: the Role of Decomposed Product on Selectivity of Fullerenes”, Chem. Eur. J. 2012, 18, 2666-2673. <PDF>

Chuanbao Chen, Fupin Liu, Shujuan Li, Nan Wang, Alexey A. Popov, Mingzhi Jiao, Tao Wei, Qunxiang Li, Lothar Dunsch, Shangfeng Yang*, “Titanium/Yttrium Mixed Metal Nitride Clusterfullerene TiY2N@C80: Synthesis, Isolation, and Effect of the Group-III Metal”, Inorg. Chem. 2012, 51, 3039–3045.<PDF>

Shangfeng Yang*, Chuanbao Chen, Tao Wei, Nadezhda B. Tamm, Erhard Kemnitz, Sergey I. Troyanov*, “X-ray crystallographic proof of the isomer D2-C84 (5) as trifluoromethylated and chlorinated derivatives, C84(CF3)16 and C84Cl32”, Chem. Eur. J. 2012, 18, 2217-2220. <PDF>

Shangfeng Yang*, Tao Wei, Erhard Kemnitz, Sergey I. Troyanov*, “The Most Stable IPR Isomer of C88 Fullerene, Cs-C88 (17), Revealed by X-ray Structures of C88Cl16 and C88Cl22”, Chem. Asian J. 2012, 7, 290-293. (VIP paper) <PDF>

Ilya N. Ioffe, Olga N. Mazaleva, Lev N. Sidorov, Shangfeng Yang, Tao Wei, Erhard Kemnitz, Sergey I. Troyanov*, “Skeletal Transformation of IPR C82 into Non-IPR C82Cl28: Thermodynamic Driving Forces Meet Notably Low Activation Barriers”, Inorg. Chem. 2012, 51, 11226-11228. <PDF>

Tian Huang, Jin Zhao, Min Feng, Alexey A. Popov, Shangfeng Yang, Lothar Dunsch, Hrvoje Petek*, “A multi-state single-molecule switch actuated by rotation of an encapsulated cluster within a fullerene cage”, Chem. Phys. Lett. 2012, 543, 1-12. (Frontiers Article) <PDF>

Haitao Wang, Wenfeng Zhang, Boxue Chen, and Shangfeng Yang*, “Enhancing Power Conversion Efficiency of Polymer Solar Cell via Treatment of PEDOT:PSS Anode Buffer Layer Using DMF Solvent”, The Journal of University of Science and Technology of China 2012, 42, 775-784.

Jing Huang, Weiyi Wang, Shangfeng Yang, Haibin Su, Qunxiang Li,* Jinlong Yang, “A theoretical study of spin-polarized transport properties of planar four-coordinate Fe complexes”, Chem. Phys. Lett. 2012, 539–540, 102–106.<PDF>

Jing Huang, Weiyi Wang, Shangfeng Yang, Qunxiang Li,* Jinlong Yang, “Efficient spin filter based on FeN4 complexes between carbon nanotube electrodes”, Nanotechnology 2012, 23, 255202-1-7.<PDF>

Jing Huang, Ke Xu, Shulai Lei, Haibin Su, Shangfeng Yang, Qunxiang Li,* Jinlong Yang, “Iron-phthalocyanine molecular junction with high spin filter efficiency and negative differential resistance”, J. Chem. Phys. 2012, 136, 064707-1-6.<PDF>

Shangfeng Yang*, Fupin Liu, Chuanbao Chen, Mingzhi Jiao, Tao Wei, “Fullerenes Encaging Metal Clusters — Clusterfullerenes”, Chem. Commun. 2011, 47, 11822 - 11839 (invited feature article). <PDF>

Tian Huang, Jin Zhao, Min Feng, Alexey A. Popov, Shangfeng Yang, Lothar Dunsch, Hrvoje Petek*, “A Molecular Switch Based on Current-Driven Rotation of an Encapsulated Cluster within a Fullerene Cage”, Nano Lett. 2011, 11, 5327–5332. <PDF>

Wenfeng Zhang, Ying Xu, Haitao Wang, Chenhui Xu, Shangfeng Yang*, “Fe3O4 Nanoparticles Induced Magnetic Field Effect on Efficiency Enhancement of P3HT:PCBM Bulk Heterojunction Polymer Solar Cells”, Solar Energy Materials & Solar Cells 2011, 95, 2880-2885. <PDF>

Ying Xu, Chenchen He, Fupin Liu, Mingzhi Jiao, Shangfeng Yang*, “Hybrid Hexagonal Nanorods of Metal Nitride Clusterfullerene and Porphyrin Using a Supramolecular Approach”, J. Mater. Chem. 2011, 21, 13538-13545. <PDF>

Ilya N. Ioffe, Olga N. Mazaleva, Chuanbao Chen, Shangfeng Yang, Erhard Kemnitz, Sergey I. Troyanov*, “C76 fullerene chlorides and cage transformations. Structural and theoretical study”, Dalton Trans. 2011, 40, 11005-11011. <PDF>

Alexey A. Popov*, Sandra Schiemenz, Stanislav M. Avdoshenko, Shangfeng Yang, Gianaurelio Cuniberti, Lothar Dunsch*, “The State of Asymmetric Nitride Clusters in Endohedral Fullerenes as Studied by 14N-NMR Spectroscopy: Experiment and Theory”, J. Phys. Chem. C 2011, 115, 15257-15265.<PDF>

Muqing Chen, Zhi Geng, Shangfeng Yang*, “Synthesis of Alkyl Sulfonated Fullerenes without Catalyst: Improved Water Solubility by the Sulfonate Groups”, J. Nanosci. & Nanotechnol. 2011, 11, 10093-10101.<PDF>

Sergey I. Troyanov*, Shangfeng Yang, Chuanbao Chen, Erhard Kemnitz, “Six IPR Isomers of C90 Fullerene Captured as Chlorides: Carbon Cage Connectivities and Chlorination Patterns”, Chem. Eur. J. 2011, 17, 10662-10669.<PDF>

Shangfeng Yang*, Chuanbao Chen, Mingzhi Jiao, Maria A. Lanskikh, Nadezhda B. Tamm, Erhard Kemnitz, Sergey I. Troyanov*, “Trifluoromethylated D5h and Ih Isomers of Sc3N@C80: Synthesis, Isolation, and Addition Patterns of Sc3N@D5h-C80(CF3)18 and Sc3N@Ih-C80(CF3)14”, Inorg. Chem. 2011, 50, 3766-3771. <PDF>

Guan-Wu Wang,* Tong-Xin Liu, Mingzhi Jiao, Nan Wang, San-E Zhu, Chuanbao Chen, Shangfeng Yang*, Faye Bowles, Christine M. Beavers, Marilyn M. Olmstead,* Brandon Q. Mercado, Alan L. Balch*, “The Cycloaddition Reaction of Sc3N@C80 with 2-Amino-4,5-diisopropoxybenzoic Acid and Isoamyl Nitrite in Air Produces an Unprecedented Open-Cage Metallofullerene”, Angew. Chem. Int. Ed. 2011, 50, 4658-4662. <PDF>

Hong Ying, Zhiyong Wang, Zhenduo Guo, Zujin Shi,* Shangfeng Yang*, “Reduced Graphene Oxide-modified Bi2WO6 as an Improved Photocatalyst under Visible Light”, Acta Physico-Chimica Sinica 2011, 27, 1482-1486.<PDF>

Fei He, Ranran Peng,* Shangfeng Yang, “Reversible Solid Oxide Cell with Proton Conducting Electrolyte: Materials and Reaction Machanism”, Progress in Chemistry (Hua Xue Jin Zhan) 2011, 23, 477-486 (invited review).<PDF>

Minghua Li, Pan Xu, Jinguo Yang, Hong Ying, Kinga Haubner, Lothar Dunsch, Shangfeng Yang*, “Synthesis of Pyrene-substituted Poly(3-hexylthiophene) via Postpolymerization and Its Noncovalent Interactions with Single-Walled Carbon Nanotubes”, J. Phys. Chem. C 2011, 115, 4584-4593. <PDF>

Shangfeng Yang*, Chuanbao Chen, Maria A. Lanskikh, Nadezhda B. Tamm, Erhard Kemnitz, Sergey I. Troyanov*, “New isomers of trifluoromethylated derivatives of metal nitride clusterfullerene: Sc3N@C80(CF3)n (n=14 and 16)”, Chem. Asian J. 2011, 6, 505-509. (VIP paper) <PDF>

Kun Qian, Liangfeng Luo, Chuanbao Chen, Shangfeng Yang, Weixin Huang*, “Finely Dispersed Au Nanoparticles on SiO2 Achieved by C60 Additive and Their Catalytic Activity”, ChemCatChem 2011, 3, 161-166. <PDF>

Shangfeng Yang*, Lin Zhang, Wenfeng Zhang, Lothar Dunsch*, “A Facile Route to Metal Nitride Clusterfullerenes Using Guanidinium Salts: A Selective Organic Solid as the Nitrogen Source”, Chem. Eur. J. 2010, 16, 12398-12405. <PDF>

Alexey Popov*, Chuanbao Chen, Shangfeng Yang*, Ferdinand Lipps, Lothar 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, 4857-4871. <PDF>

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Lothar Dunsch*, Shangfeng Yang, Lin Zhang, Anna Svitova, Steffen Oswald, Alexey Popov, “Metal Sulfide in a C82 Fullerene Cage: A New Form of Endohedral Clusterfullerenes”, J. Am. Chem. Soc. 2010, 132, 5413-5421. <PDF>

Ilya N. Ioffe, Chuanbao Chen, Shangfeng Yang, Lev N. Sidorov, Erhard Kemnitz, Sergey I. Troyanov*, “Chlorination of C86 to C84Cl32 with Non-classical Heptagon-containing Fullerene Cage Formed by Cage Shrinking”, Angew. Chem. Int. Ed. 2010, 49, 4784-4787. <PDF>

Shangfeng Yang*, Fupin Liu, Chuanbao Chen, Wenfeng Zhang, “Novel Endohedral Mixed Metal Nitride Clusterfullerenes: Synthesis, Structure and Property”, Progress in Chemistry (Hua Xue Jin Zhan) 2010, 22, 1869-1881 (invited review). <PDF>

Klaus Braun*, Lothar Dunsch, Ruediger Pipkorn, Michael Bock, Tobias Baeuerle, Shangfeng Yang, Waldemar Waldeck, Manfred Wiessler, “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. 2010, 7, 136-146. <PDF>

Lin Zhang, Alexey A. Popov, Shangfeng Yang, Sabrina Klod, Peter Rapta, Lothar Dunsch*, “An endohedral redox sytem in a fullerene cage: The Ce based mixed cluster fullerene Lu2CeN@C80”, Phys. Chem. Chem. Phys. 2010, 12, 7840-7847 (inside front cover). <PDF>

Minghua Li, Pan Xu, Jinguo Yang, Shangfeng Yang*, “Donor-pi-Acceptor Double-Cable Polythiophenes Bearing Fullerene Pendant with Tunable Donor/Acceptor Ratio: A Facile Postpolymerization”, J. Mater. Chem. 2010, 20, 3953 - 3960. <PDF>

Tian Huang, Jin Zhao, Min Feng, Hrvoje Petek, Shangfeng Yang, Lothar Dunsch, “Superatom Orbitals of Sc3N@C80 and Their Intermolecular Hybridization on Cu(110)-(2×1)-O surface”, Phys. Rev. B 2010, 81, 085434. <PDF>

Chuanbao Chen, Xiaofang Li, Shangfeng Yang*, “One-pot Synthesis of New Thio Derivatives of C60 with the Unexpected Formation of Thiazolidine Fulleropyrrolidine”, New J. Chem. 2010, 34, 331-336. <PDF>

Minghua Li, Xiaofang Li, Pan Xu, Shangfeng Yang*, “Fullerene Substitution of the Donor Disubstituted Polyacetylenes: Significantly Accelerated Polymerization by the C₆₀ Pendant”, Macromol. Chem. Phys. 2010, 211, 443-452. <PDF>

Fei He, Duo Song, Ranran Peng, Guangyao Meng, Shangfeng Yang, “Electrode Performance and Analysis of Intermediate Temperature Reversible Solid Oxide Fuel Cells with Proton-Conducting Electrolyte of BaCe0.5Zr0.3Y0.2O3-δ”, J. Power Sources 2010, 195, 3359-3364. <PDF>

Shangfeng Yang*,Chuanbao Chen, Alexey Popov, Wenfeng Zhang, Fupin Liu, Lothar Dunsch, “An Endohedal Titanium (III) in a Clusterfullerene: Putting a Non-Group-III Metal Nitride into the C80-Ih Fullerene Cage”, Chem. Commun. 2009, 6391-6393. <PDF>

Shangfeng Yang*, Alexey Popov, Chuanbao Chen, Lothar Dunsch*, “Mixed Metal Nitride Clusterfullerenes in Cage Isomers: Lux
Sc_3-xN@C₈₀ (x=1, 2) As Compared with M_xSc_3-xN@C₈₀ (M= Er, Dy, Gd, Nd)”, J. Phys. Chem. C 2009, 113, 7616-7623. <PDF>

Sergey I. Troyanov*, Nadezhda B. Tamm, Chuanbao Chen, Shangfeng Yang, Erhard Kemnitz, “Synthesis and Structure of a Highly Chlorinated C₇₈: C₇₈(2)Cl₃₀”, Z. Anorg. Allg. Chem. 2009, 635, 1783-1786(cover picture). <PDF>

Matthias Trier*, Pascal Ruffieux, Roman Fasel, Frithjof Nolting, Shangfeng Yang, Lothar Dunsch, Thomas Greber, “Looking inside an endohedral fullerene: Inter- and intramolecular ordering of Dy₃N@C₈₀ (Ih) on Cu(111) ”, Phys. Rev. B 2009, 80, 081403-1-4. <PDF>

Shangfeng Yang*, Alexey Popov, Lothar Dunsch*, “Carbon Pyramidalization in Fullerene Cages Induced by the Endohedral Cluster: Non-Scandium Mixed Metal Nitride Clusterfullerenes”, Angew. Chem. Int. Ed. 2008, 47, 8196-8200; Angew. Chem. 2008, 120, 8318-8322.<PDF>

Shangfeng Yang*, Alexey Popov, Martin Kalbac, Lothar Dunsch*, “The Isomers of Gadolinium-Scandium Nitride Clusterfullerenes Gd_xSc_3-xN@C₈₀ (x=1, 2) and Their Influence on the Cluster Structure”, Chem.Eur. J. 2008, 14, 2084-2092. <PDF>

Shangfeng Yang*, Alexey Popov, Lothar Dunsch*, “Large mixed metal nitride clusters encapsulated in a small cage: The confinement
of the C68-based clusterfullerenes”, Chem. Commun. 2008, 2885-2887.<PDF>

Peter Rapta, Alexey Popov, Shangfeng Yang, Lothar Dunsch*, “Charged States of Sc₃N@C₆₈: An in situ Spetroelectrochemical Study
of the Radical Cation and Radical Anion of a Non-IPR Fullerene”, J. Phys. Chem. A 2008, 112, 5858-5865. <PDF>