Publications

2024
DOI Link
10.1002/asia.202400620 Link Chemistry - An Asian Journal ,in press (2024) Roto-Cyclization of 4-Bromopicene in On-Surface Synthesis Wun-Chang Pan, Kowsalya Arumugam, Yu-Hsiung Yen, David Mikolas, Fumito Tani, Kenta Goto, Hideki Okamoto, Shu-Jung Tang and Germar Hoffmann
10.1021/acs.jpcc.4c03476 Link J. Phys. Chem C 128,14065 (2024) Vertical Intermolecular Electronic Communication in Dibenzo[6]phenacene on Ag(111) Abhishek Singh, Ting You Lin, Yu Feng Yeh, Hideki Okamoto, Germar Hoffmann
submitted submitted , (2024) Efficient Approach to Drift Correction in Piezo driven SPM Aaman Akhtar Ahmed, Po Jen Yang, and Germar Hoffmann
2021
DOI Link
10.1063/5.0037751 Link AIP Advances 11, 025245 (2021) 11,025245 (2021) Protected Long-Time Storage of a Topological Insulator Luo-Uei Liang, Yu-Hsiung Yen, Chia-Wei Chou, Ko-Hsuan Mandy Chen, Hsiao-Yu Lin, Sheng-Wen Huang, Minghwei Hong, Jueinai Kwo, and Germar Hoffmann
10.1038/s41467-021-21660-z Link Nature Communications 12,1321 (2021) Nanoscale redox mapping at the MoS2-liquid interface He-Yun Du, Yi-Fan Huang, Deniz Wong, Mao-Feng Tseng, Yi-Hsin Lee, Chen-Hao Wang, Cheng-Lan Lin, Germar Hoffmann, Kuei-Hsien Chen, Li-Chyong Chen
2020
DOI Link
10.1039/D0TC00272K Link J. Mater. Chem. C 8,7422 (2020) Synthesis of [7]phenacene incorporating tetradecyl chains in the axis positions and its application in field-effect transistors H. Okamoto; S. Hamao; K. Kozasa; Y. Wang; Y. Kubozono; Y-H Pan; Y-H Yen; G. Hoffmann; F. Tani; K. Goto
2019
DOI Link

10.1038/S41598-019-39899-4

 Link Scientific Reports 9 ,4009 (2019) Synthesis of the extended phenacene molecules [10] phenacene and [11]phenacene and their performance in a field-effect transistor Hideki Okamoto; Shino Hamao; Ritsuko Eguchi; Hidenori Goto; Yasuhiro Takabayashi; Paul Yu-Hsiang Yen; Luo Uei Liang; Chia-Wei Chou; Germar Hoffmann; Shin Gohda; Hisako Sugino; Yen-Fa Liao; Hirofumi Ishii; and Yoshihiro Kubozono
2017
DOI Link

10.1021/acs.jpcc.7b01806

 Link J. Phys. Chem. C 121 ,11390 (2017) Adsorption of Phenacenes on a Metallic Substrate: Revisited Song-Wen Chen; I-Chen Sang; Hideki Okamoto; and Germar Hoffmann

10.1103/PhysRevApplied.8.024008

 Link Phys. Rev. Applied 8 ,24008 (2017) Domain Walls in Bent Nanowires F. Lofink; A. Philippi-Kobs; M.?R. Rahbar Azad; S. Hankemeier; G. Hoffmann; R. Froemter; and H.?P. Oepen

10.1088/1361-6528/aa583a

 Link Nanotechnology 28 ,95706 (2017) Sharpness-induced energy shifts of quantum well states in Pb islands on Cu(111) Chan WY; Lu SM; Su WB; Liao CC; Hoffmann G; Tsai TR; Chang CS.
2015
DOI Link

10.1021/acsnano.5b03117

 Link ACS Nano 9 ,7027 (2015) Spin-Dependent Molecule Symmetry at a Pentacene-Co Spinterface Yu-Hsun Chu; Chuang-Han Hsu; Chun-I Lu; Hung-Hsiang Yang; Tsung-Han Yang; Chi-Hung Luo; Kai-Jheng Yang; Shih-Hao Hsu; Germar Hoffmann; Chao-Cheng Kaun; and Minn-Tsong Lin
2014
DOI Link

10.1116/1.4832336

 Link J. Vac. Sci. & Tech. B 32 ,11801 (2014) Energy spacing between electronic resonances: A physical quantity correlating to diverse phases of the dense Pb overlayers on Si(111) Wen-Yuan Chan; Hsu-Sheng Huang; Wei-Bin Su; Shin-Ming Lu; Germar Hoffmann; and Chia-Seng Chang

10.1103/PhysRevB.90.014404

 Link Phys. Rev. B 90 ,14404 (2014) Magnetostatic interaction of permalloy rectangles exhibiting a Landau state investigated by magnetotransport of single rectangles

10.1063/1.4894439

 Link J. Chem. Phys. 141 ,114701 (2014) Scanning tunneling microscopy/spectroscopy of picene thin films formed on Ag(111) Yasuo Yoshida; Hung-Hsiang Yang; Hsu-Sheng Huang; Shu-You Guan; Susumu Yanagisawa; Takuya Yokosuka; Minn-Tsong Lin; Wei-Bin Su; Chia-Seng Chang; Germar Hoffmann; and Yukio Hasegawa
2013
DOI Link

10.7567/JJAP.52.101601

 Link Jap. J. Appl. Phys. 52 ,101601 (2013) A Comparative Study on the Adsorption Behavior of Pentacene and Perfluoropentacene Molecules on Au(111) Surfaces Yuan-Yen Lo; Jung-Hung Chang; Germar Hoffmann; Wei-Bin Su; Chih-I Wu and Chia-Seng Chang

10.7567/JJAP.52.035802

 Link Jap. J. Appl. Phys. 52 ,35802 (2013) Determining the Thickness of Pb Film Similar to Bulk with Energy Dispersion Derived from Quantum Well States Wen-Yuan Chan; Hsu-Sheng Huang; Wei-Bin Su; Germar Hoffmann; Shin-Ming Lu; Chia-Seng Chang; Maw-Kuen Wu; and Tien-Tzou Tsong

10.1021/nn4003715

 Link ACS Nano 7 ,2814 (2013) Digitized Charge Transfer Magnitude Determined by Metal-Organic Coordination Number Hung-Hsiang Yang; Yu-Hsun Chu; Chun-I Lu; Tsung-Han Yang; Kai-Jheng Yang; Chao-Cheng Kaun; Germar Hoffmann; and Minn-Tsong Lin

10.1063/1.4839335

 Link J. Appl. Phys. 114 ,1.4839335 (2013) Measurement of work function difference between Pb/Si(111) and Pb/Ge/Si(111) by high-order Gundlach oscillation Hsu-Sheng Huang; Wen-Yuan Chan; Wei-Bin Su; Germar Hoffmann; and Chia-Seng Chang
2012
DOI Link

10.1021/nl302166z

 Link ACS Nano Letters 12 ,3931 (2012) Reversible chiral switching of bis(phthalocyaninato) terbium(III) on a metal surface Y. Fu; J. Schwoebel; S.-W. Hla; A. DiLullo; G. Hoffmann; S. Klyatskaya; M. Ruben; R. Wiesendanger

10.1038/ncomms1953

 Link Nature Communications 3 ,953 (2012) Real-space observation of spin-split molecular orbitals of adsorbed single-molecule magnets Joerg Schwoebel; Yingshuang Fu; Jens Brede; Andrew Dilullo; Germar Hoffmann; Svetlana Klyatskaya; Mario Ruben; and Roland Wiesendanger

10.1103/PhysRevB.86.024103

 Link Phys. Rev. B 86 ,24103 (2012) Amorphous to crystalline phase transition in carbon induced by intense femtosecond x-ray free-electron laser pulses

10.1021/nl301149d

 Link ACS Nano Letters 12 ,3174 (2012) Molecular Kondo Chain Andrew DiLullo; Shih-Hsin Chang; Nadjib Baadji; Kendal Clark; Jan-Peter Kloeckner; Marc-Heinrich Prosenc; Stefano Sanvito; Roland Wiesendanger; Germar Hoffmann; and Saw-Wai Hla

10.1103/PhysRevB.86.184427

 Link Phys. Rev. B 86 ,184427 (2012) Thermal effects in spin-torque assisted domain wall depinning
2010
DOI Link

10.1103/PhysRevLett.105.066601

 Link Phys. Rev. Lett. 105 ,66601 (2010) Design of the Local Spin-polarization at the Organic-Ferromagnetic Interface Nicolae Atodiresei; Jens Brede; Predrag Lazic; Vasile Caciuc; Germar Hoffmann; Roland Wiesendanger; and Stefan Bluegel

10.1103/PhysRevB.82.115447

 Link Phys. Rev. B 82 ,115447 (2010) Controlled sequential dehydrogenation of single molecules by scanning tunneling microscopy Nadjib Baadji; Stefan Kuck; Jens Brede; Germar Hoffmann; Roland Wiesendanger; and Stefano Sanvito

10.1103/PhysRevLett.105.047204

 Link Phys. Rev. Lett. 105 ,47204 (2010) Spin- and Energy-Dependent Tunneling through a Single Molecule with Intramolecular Spatial Resolution Jens Brede; Nicolae Atodiresei; Germar Hoffmann; Stefan Kuck; Predrag Lazic; Vasile Caciuc; Yoshitada Morikawa; Stefan Bluegel; and Roland Wiesendanger

10.1021/la100746a

 Link Langmuir 26 ,10868 (2010) Adsorption behavior of asymmetric Pd pincer complexes on a Cu(111) surface Shih-Hsin Chang; Alessandro Scarfato; Christian Kleeberg; Martin Broering; Germar Hoffmann; and Roland Wiesendanger

10.1116/1.3377140

 Link J. Vac. Sci. Technol. A 28 ,795 (2010) The disposition of the axial ligand in the physical vapor deposition of organometallic complexes Stefan Kuck; Matthias Prostak; Markus Funk; Martin Broering; Germar Hoffmann; and Roland Wiesendanger
2009
DOI Link

10.1002/cphc.200900281

 Link ChemPhysChem 10 ,2008 (2009) Steering two dimensional molecular growth via dipolar interaction S. Kuck; S.-H. Chang; J.-P. Kloeckner; M. H. Prosenc; G. Hoffmann; and R. Wiesendanger

10.1088/0957-4484/20/27/275602

 Link Nanotechnology 20 ,275602 (2009) Dynamics of molecular self-ordering in tetraphenyl porphyrin monolayers on metallic substrates J. Brede; S. Kuck; J. Schwoebel; S.-H. Chang; M. Linares; G. Hoffmann; R. Wiesendanger; A. Scarfato; R. Lensen; P. Kouwer; J. Hoogboom; A. Rowan; M. Broering; M. Funk; S. Stafstroem; F. Zerbetto; and R. Lazzaroni

10.1116/1.3010722

 Link J. Vac. Sci. & Tech. B 27 ,799 (2009) Adsorption and Conformation of Porphyrins on Metallic Surfaces Jens Brede; Mathieu Linares; Roy Lensen; Alan E. Rowan; Markus Funk; Martin Broering; Germar Hoffmann; and Roland Wiesendanger
2008
DOI Link

10.1063/1.2972971

 Link Rev. Sci. Instr. 79 ,83903 (2008) A versatile variable-temperature scanning tunneling microscope for molecular growth Stefan Kuck; Jan Wienhausen; Germar Hoffmann; and Roland Wiesendanger

10.1103/PhysRevB.78.233409

 Link Phys. Rev. B 78 ,233409 (2008) Symmetry reduction of metal phthalocyanines on metals Shih-Hsin Chang; Stefan Kuck; Jens Brede; Leonid Lichtenstein; Germar Hoffmann; and Roland Wiesendanger

10.1021/ja8059478

 Link J. Am. Chem. Soc. 130 ,14072 (2008) Naked Iron-51015-triphenylcorrole on Cu(111): Observation of Chirality on a Surface and Manipulation of Multiple Conformational States by STM Stefan Kuck; Germar Hoffmann; Martin Broering; Markus Fechtel; Markus Funk; and Roland Wiesendanger

10.1016/j.susc.2007.11.011

 Link Surf. Sci. 602 ,677 (2008) Scanning tunneling microscope study of iron(II) phthalocyanine growth on metal and insulating surfaces Alessandro Scarfato; Shih-Hsin Chang; Stefan Kuck; Jens Brede; Germar Hoffmann; and Roland Wiesendanger
2004
DOI Link

10.1103/PhysRevLett.93.076102

 Link Phys. Rev. Lett. 93 ,76102 (2004) Color view of atomic highs and lows in tunneling induced light emission G. Hoffmann; Th. Maroutian; and R. Berndt
2003
DOI Link

10.1063/1.1639675

 Link AIP Conf. Proc. 37 ,696 (2003) Theory of STM-induced light emission from Na overlayers on Cu P. Johansson; G. Hoffmann; and R. Berndt
Phys. Low-Dim. Struct. 209 ,3-4 (2003) STM-Induced Fluorescence from Na Monolayers on Cu(111) G. Hoffmann; R. Berndt; and P. Johansson

10.1103/PhysRevLett.90.046803

 Link Phys. Rev. Lett. 90 ,46803 (2003) Two-Electron Photon Emission from Metallic Quantum Wells G. Hoffmann; P. Johansson; and R. Berndt
2002
DOI Link

10.1007/978-94-010-0103-8_8

 Link Nato Science Series II 100 ,81 (2002) Tunnelling induced fluorescence as a probe of electromagnetic interaction at nanometre proximity G. Hoffmann; J. Aizpurua; P. Apell; and R. Berndt

10.1103/PhysRevB.66.245415

 Link Phys. Rev. B 66 ,245415 (2002) Light emission from Na/Cu(111) induced by a scanning tunneling microscope P. Johansson; G. Hoffmann; and R. Berndt

10.1103/PhysRevLett.89.156803

 Link Phys. Rev. Lett. 89 ,156803 (2002) Electromagnetic coupling on an atomic scale J. Aizpurua; G. Hoffmann; S. P. Apell; and R. Berndt

10.1103/PhysRevB.65.212107

 Link Phys. Rev. B 65 ,212107 (2002) Tunneling induced luminescence from adsorbed organic molecules with sub-molecular lateral resolution G. Hoffmann; L. Libioulle; and R. Berndt

10.1142/S0219581X02000048

 Link Int. J. of Nanoscience 1 ,53 (2002) Quantum Well Luminescence from Metallic Monolayers G. Hoffmann and R. Berndt

10.1063/1.1433946

 Link Rev. Sci. Instrum. 73 ,305 (2002) Color Imaging with a Low Temperature Scanning Tunneling Microscope G. Hoffmann; J. Kroeger; and R. Berndt
2001
DOI Link

10.1103/PhysRevLett.87.176803

 Link Phys. Rev. Lett. 87 ,176803 (2001) Luminescence from metallic quantum wells in a scanning tunneling microscope G. Hoffmann and R. Berndt

10.1016/S0039-6028(00)01079-7

 Link Surf. Sci. 482 ,1159 (2001) Influence of tip geometry in light emission from the scanning tunnelling microscope G. Hoffmann; J. Aizpurua; P. Apell; and R. Berndt

10.1007/s0033901006

 Link J. Applied Physics A 72 ,S173 (2001) Electromagnetic coupling at an atomic scale G. Hoffmann and R. Berndt