Saw-Wai Hla



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STM Movies






69. S.-W. Hla. "Trapping a Charged Atom".

ACS Nano 9, 8644-8646 (2015).


68. R.M. Feenstra, and S.-W. Hla. "Scanning Tunneling Microscopy of Metals and Semiconductors ".

Landolt Bornstein: Physics of Solid Surfaces. Edited by G. Chiarotti and P. Chiaradia. Springer Publishing. pp- 15-66 (2015).


67. K.K. Wang, and S.-W. Hla. "Spin-Polarized Scanning Tunneling Microscopy".

Handbook of Nanomagnetism: Applications and Tools. Edited by R.A. Lukaszew. Pan Stanford Publishing. pp- 247-283 (2015).


66. N. Shirato, M. Cummings, H. Kersell, Y. Li, B. Stripe, D. Rosenmann, S.-W. Hla, and V. Rose. "Elemental Fingerprinting of Materials with Sensitivity at the Atomic Limit".

Nano Lett. 14, 6499-6504 (2014).

***Media News: [ Nanowerk ] [ Phys. Org ]


65. S.-W. Hla. "Atom-by-Atom Assembly".

Rep. Prog. Phys. 77, 056502 (2014).


64. S.-W. Hla. "Tuning in to the Smallest (Man-Made) Mechanical Resonator".

Physics 7, 26 (2014). [American Physical Society (APS) viewpoint]


63. K. Wang, D. Rosenmann, M. Holt, R. Winarski, S.-W. Hla and V. Rose. "An Easy-to-Implement Filter for Separating Photo-Excited Signals from Topography in Scanning Tunneling Microscopy".

Rev. Sci. Instrum. 84, 063704 (2013).


62. V. Rose, K. Wang, T.U. Chien, J. Hiller, D. Rosenmann, J.W. Freeland, C. Preissner and S.-W. Hla, "Synchrotron X-Ray Scanning Tunneling Microscopy: Fingerprinting Near to Far Field Transitions on Cu(111) Induced by Synchrotron Radiation",

Adv. Funct. Mater. 23, 2646-2652 (2013)


61. U.G.E. Perera. F. Ample, H. Kersell, Y. Zhang, G. Vives, J. Echeverria, M. Grisolia, G. Rapenne, C. Joachim, and S.-W. Hla, "Controlled Clockwise and Anticlockwise Rotational Switching of a Molecular Motor",

Nature Nanotechnology 8, 46-51 (2013).

***News and Views Article: K.-H. Ernst, "Molecular Motors: A Turn in the Right Direction", Nature Nanotechnology 8, 7-8 (2013).

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60. S.-W. Hla, "Graphene: Conductivity Measurements Pick Up"

Nature Nanotechnology 7, 693-694 (2012).


59. B. Wolter, Y. Yoshida, A. Kubetzka, S.-W. Hla, K. von Bergmann and R. Wiesendanger,"Spin Friction Observed on the Atomic Scale"

Phys. Rev. Lett. 109. 116102 (2012).***[Physics Viewpoint]


58. Y.-S. Fu, J. Schwöbel, S.-W. Hla, A. Dilullo, G. Hoffmann, S. Klyatskaya, M. Ruben, and R. Wiesendanger,"Reversible Chiral Switching of Bis(phthalocyaninato) Terbium III on a Metal Surface",

Nano Lett. 12, 3391-3395 (2012).


57. A. DiLullo, S.-H. Chang, N. Baadji, K. Clark, J.-P. Klockner, M.-H. Prosenc, S. Sanvito, R. Wiesendanger, G. Hoffmann, and S.-W. Hla, "Molecular Kondo Chain"

Nano Lett. 12, 3174-3179 (2012).


56. A. Deshpande, K.-F. Braun, and S.-W. Hla, “Determination of Chemical Specific Atomic Interaction with Scanning Tunneling Microscope”,

Appl. Phys. Lett. 99, 221902 (2011).


55. U.G.E. Perera, H.J. Kulik, V. Iancu, L.G.G.V. Dias da. Silva, S.E. Ulloa, N. Marzari, and S.-W. Hla, "Spatially Extended Kondo State in Magnetic Molecules Induced by Interfacial Charge Transfer",

Phys. Rev. Lett.105 (2010) 106601.


54. D. Serrate, P. Ferriani, Y. Yoshida, S.-W. Hla, M. Menzel, K. von Bergmann, S. Heinze, A. Kubetzka, and R. Wiesendanger, "Imaging and Manipulating the Spin Direction of Individual Atoms",

Nature Nanotechnology 5 (2010) 350-354.

***News and Views Article: J.P. Bucher, "Scanning Probe Microscopy: Move an Atom and Watch its Spin Flips ", Nature Nanotechnology 5 (2010) 315-316.

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53. K. Clark, A. Hassanien, S. Khan, K.-F. Braun, H. Tanaka, and S.-W. Hla, "Superconductivity in Just Four Pairs of (BETS)2-GaCl4 Molecules",

Nature Nanotechnology 5 (2010) 261-265.

Description: http://www.phy.ohiou.edu/%7Ehla/Nature-Nano-Cover.gif

***News and Views Article: James S. Brooks, "A Dash of Salt is Superconducting", Nature Nanotechnology 5 (2010) 244-245.

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52. K.-F. Braun, and S.-W. Hla, "Inelastic Quasiparticle Liftimes of the Schockley Surface State Band on Ni(111)",

Appl. Phys. A 98 (2010) 583-588.


51. S.-W. Hla, "Scanning Tunneling Microscope Atom and Molecule Manipulations: Realizing Molecular Switches and Devices",

Jap. J. Appl. Phys. 47 (2008) 6063-6069.


50. K.-F. Braun, and S.-W. Hla, "Charge Transfer in the TCNQ-Sexithiophene Complex",

J. Chem. Phys. 129 (2008) 064707.


49. F. Jackel, U.G.E. Perera, V. Iancu, K.-F. Braun, N. Koch, J.P. Rabe and S.-W. Hla, "Investigating Molecular Charge Transfer Complexes with a Low Temperature Scanning Tunneling Microscope",

Phys. Rev. Lett. 100 (2008) 126102. (Selected for online publication in Virtual Journal of Nanoscale Science and Technology, volume 17, issue 14, Jan 2008).


48. S.-W. Hla, "Molecular Machines: Reinventing the Wheel",

Nature Nanotechnology 2 (2007) 82-84.


47. A. Deshpande, H. Yildirim, A. Kara, D. P. Acharya, J. Vaughn, T. S. Rahman, and S.-W. Hla, “Atom-by-Atom Extraction using the Scanning Tunneling Microscope Tip-Cluster Interaction“,

Phys. Rev. Lett. 98 (2007) 028304. [Watch the STM Movie of this paper here.]

***Media News: [Nanowerk spotlight] [OU Research News][Science News Daily]  


46. K.-F. Braun, and S.-W. Hla, "Force Measurement with a Scanning Tunneling Microscope",

Phys. Rev. B 75 (2007) 033406. (Selected for online publication in Virtual Journal of Nanoscale Science & Technology, volume 15, issue 3, Jan 2007, and Virtual Journal of Biological Physics Research, volume 13, issue 2, Jan 2007).


45. V. Iancu, A. Deshpande, and S.-W. Hla, “Manipulation of Kondo Effect via Two Dimensional Molecular Assembly“,

Phys. Rev. Lett. 97 (2006) 266603. [Watch the STM Movie of this paper here.] (Selected for online publication in Virtual Journal of Nanoscale Science & Technology, volume 15, issue 2, Jan 2007)

*** Media News: [Nanowerk spotlight][OU Research News] [Physorg.com] [What's Next in Science & Technology] [Daily Science News] [Nanotechnology Now]


44. K.-F. Braun, V. Iancu, N. Pertaya, K.-H. Rieder, and S.-W. Hla, “Decompositional, Incommensurate Growth of Ferrocene Molecules on a Au(111) Substrate”,

Phys. Rev. Lett. 96 (2006) 246102.


43. V. Iancu, and S.-W. Hla, “Realizing of a Four-Step Molecular Switch in Scanning Tunneling Microscope Manipulation of Single Chlorophyll-a Molecules:”,

Proc. Nat. Acad. Sci. 103 (2006) 13718-13721. [MOVIE]

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42. G. Newkome, P. Wang, C.N. Moorefield, T.J. Cho, P. Mohapatra, S. Li, S.-H Hwang, O. Lukoyanova, L. Echegoyen, J.A. Palagallo, V. Iancu, S.-W. Hla,

 Nanoassembly of a Fractal Polymer: A Molecular "Sierpinski Hexagonal Gasket

Science 312 (2006) 1782-1785.

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41. V. Iancu, A. Deshpande, S.-W. Hla, "Manipulating Kondo Temperature via Single Molecule Switching”,

Nano Lett. 6 (2006) 820-823.

*** Media News: [Media News: Nanowerk], [Nano News Press Release]


40. S.-W. Hla, “STM Single Atom/Molecule Manipulation and Its Application to Nanoscience and Technology ”,

J. Vac. Sci. Technol. B 23 (2005) 1351-1360. [invited article]. (Selected for online publication in Virtual Journal of Nanoscale Science & Technology http://www.vjnano.org/)


39. K.-F. Braun and S.-W. Hla, “Probing the Conformation of Physisorbed Molecules at the Atomic-Scale using STM Manipulation”,

Nano Lett. 5 (2005) 73-76.


38. S.-W. Hla, K.-F. Braun, V. Iancu, A. Deshpande, “Single Atom Extraction by Scanning Tunneling Microscope Tip-Crash and Nanoscale Surface Engineering”,

Nano Lett. 4 (2004) 1997-2001.[movie]

*** Media News: [Science News story][Media News]


37. S.-W. Hla, K.-F. Braun, B. Wassermann, K.-H. Rieder, “Controlled Low-Temperature Molecular Manipulation of Sexiphenyl Molecules on Ag(111) using Scanning Tunneling Microscopy”,

Phys. Rev. Lett. 93 (2004), 208302.


36. S.-W. Hla, A. Prodan, H.J.P. van Midden, “Atomistic Stress Fluctuation at Surfaces and Edges of Epitaxially Grown Silver Nanorods”,

Nano Lett. 4 (2004) 1221-1224.


35. K.-H. Rieder, G. Meyer, S.-W. Hla et al., “The Scanning Tunneling Microscope as an Operative Tool: Doing Physics and Chemistry with Single Atoms and Molecules” ,

Philos. T. Roy. Soc. A 362 (2004) 1207-1216.


34. S.-W. Hla, K.-F. Braun, K.-H. Rieder, “Single-Atom Manipulation Mechanisms during a Quantum Corral Construction”,

Phys. Rev. B 67 (2003) 201402(R). [movie1] [movie2]


33. S.-W. Hla, K.-H. Rieder, “STM Control of Chmeical Reactions: Single Molecule Synthesis”,

Ann. Rev. Phys. Chem. 54 (2003) 307-330. [invited article].


32. L. Bartels, S.-W. Hla, A. Kühnle, G. Meyer, K.-H. Rieder, J.R. Manson,  “STM Observations of a One-Dimensional Electronic Edge State at Steps on Cu(111)”,

Phys. Rev. B. 67 (2003) 205416.


31. S.-W. Hla, G. Meyer, K.-H. Rieder, “Selective Bond Breaking of Single Iodobenzene Molecules with a Scanning Tunneling Microscope Tip”,

Chem. Phys. Lett. 370 (2003) 431-436.


30. A.M. Baro, S.-W. Hla, K.-H. Rieder, “LT-STM Study of Self-Organization of b-Carotene Molecular Layers on Cu (111)”,

Chem. Phys. Lett. 369 (2003) 240-247.


29. K. Morgenstern, S.-W. Hla, K.-H. Rieder, “Co-Existing Phases of Self-Assembled Iodobenzene on Cu(111) near Saturation Coverage”,

Surf. Sci. 523 (2003) 141-150.


28. S.-W. Hla, K.-H. Rieder, “Engineering of Single Molecules with a Scanning Tunneling Microscope Tip”,

Superlattices & Microstructures 31 (2002) 63-72.


27. D. Cukjati, A. Prodan, N. Jug, H.J.P. Midden, S.-W. Hla, F.W. Boswell, J.C. Bennet,The Instability of the NbTe2 Surface Structure”,

Phys. Stat. Sol. (a) 193 (2002) 246-250.


26. A. Kuhnle, G. Meyer, S.-W. Hla, K.-H. Rieder, “Understanding Atom Movement during Lateral Manipulation with the Scanning Tunneling Microscope Tip”,

Surf. Sci. 499 (2002) 15-23.


25. D. Cukjati, A. Prodan, N. Jug, H.J.P. Midden, P. Starowicz, E. Karic, S.-W. Hla, H. Bohm, F.W. Boswell, J.C. Bennet, “The Surface and Domain Structure of NbTe2, 

J. Cryst. Growth. 237-239 (2002) 278-282.


24. G. Meyer, F. Moresco, S.-W. Hla, J. Repp, K.-F. Braun, S. Foelsch, K.-H. Rieder,Manipulation of Atoms and Small Molecules with the Low Temperature Scanning Tunneling Microscope”, 

Jap. J. Appl. Phys. 40 (2001) 4409-4412.


23. S.-W. Hla, G. Meyer, K.-H. Rieder, “Inducing Single Molecule Chemical Reactions with STM: A New Dimension for Nano-Science and Technology”,

ChemPhysChem 2 (2001) 361-366. [Invited article.]


22. C. C. Cudia, S.-W. Hla, G. Comelli, Z. Sljivancanin, B. Hammer, A. Barldi, K. C. Prince, R. Rosei,Distinct Reaction Mechanisms in the Catalytic Oxidation of Carbon Monoxide on Rh(110): Scanning Tunneling Microscopy and Density Functional Theory Studies”,

Phys. Rev. Lett. 87 (2001) 137-140.


21. S.-W. Hla, L. Bartels, G. Meyer, K.-H. Rieder,  Inducing All Steps of a Chemical Reaction with the Scanning Tunneling Microscope Tip: Towards Single Molecule Engineering”,

Phys. Rev. Lett. 85 (2000) 2777-2780.

*** Media News: [Nature], [Science News], [Chem & Eng News], [Physics News Update],  [Scientific American], [Science & Vie (French)], [Physics Today], [ICTP Profile], [ DELO Newspaper (Slovenian) ]


20. S.-W. Hla, A. Kuhnle, G. Meyer, K.-H. Rieder, “Controlled Lateral Manipulation of Single Diiodobenzene Molecules on a Cu(111) Surface with the Tip of a Scanning Tunneling Microscope”,

Surf. Sci. 454-456 (2000) 1079-1082.


19. S.-W. Hla, P. Lacovig, G. Comelli, A. Baraldi, M. Kiskinova, R. Rosei, “Orientational Anisotropy in Oxygen Dissociation on Rh(110)”,

Phys. Rev. B 60 (1999) 7800-7804.


18. A. Prodan, V. Marinkovic, S.-W. Hla, “Early Stages of Gold and Silver Growth on Alpha-MoTe2, beta-MoTe2, and WTe2”,

Croat. Chem. Acta. 72 (1999) 365-376.


17. S.-W. Hla, V. Marinkovic, A. Prodan, “Anisotropic Growth of Au and Ag on (0001) WTe2 and beta-MoTe2 Surfaces between 350 and 700 K”,

Thin Solid Films 317 (1998) 14-17.


16. A. Prodan, S.-W. Hla, V. Marinkovic, H. Bohm, F.W. Boswell, J.C. Bennett,  Scanning Tunneling Microscope Study of Charge Density Wave Modulations in NbTe2”,

Phys. Rev. B  57 (1998) 6235-6238.


15. S.-W. Hla, V. Marinkovic, A. Prodan, “Nucleation and Growth of Noble Metals on Transition-Metal Di-Tellurides”,

Surf. Sci. 377-379 (1997) 979-982.


14. V. Marinkovic, A. Prodan, S.-W. Hla, “Growth and Intercalation of Ag Evaporated onto (0001) faces of TiS2”,

J. Comp. Assist. Microscopy 9 (1997) 282-284.


13. S.-W. Hla, V. Marinkovic, A. Prodan, “The Growth of Gold on (0001) Surfaces of Alpha and Beta – MoTe2”,

Surf. Sci. 356 (1996) 130-133.


12. S.-W. Hla, V. Marinkovic, A. Prodan, I. Musevic, “STM/AFM Investigations of b-MoTe2, a-MoTe2, and WTe2”,

Surf. Sci. 352-354 (1996) 84-87.


11. A. Prodan, N. Ramsak, V. Marinkovic, S.-W. Hla, F.W. Boswell, J.C. Bennett, H. Bohm, “STM Evidence of Room Temperature Charge Instabilities on NbSe3”,

Phys. Rev. B 54 (1996) 10370-10373.


Refereed Conference Proceedings


10. V. Iancu, A. Deshpande, S.-W. Hla, "Controlling Formation of Nanodots and Nanocavities using Scanning Tunneling Microscope",

IEEE Nano 2006 Proceedings, 555-557 (2006).



09. A. Deshpande, K. Clark, D. Acharya, J. Vaughn, K.-F. Braun, S.-W. Hla, "Atomistic Constructions by using Scanning Tunneling Microscope Tip",

IEEE Nano 2006 Proceedings, 562-564 (2006).



08. D.P. Acharya, K. Clark, J. Vaughn, K.-F. Braun, S.-W., "Design and Construction of a UHV-LT-STM System for Atom Manipulation on MBE Grown Semiconductor Surfaces",

IEEE Nano 2006 Proceedings, 607-609 (2006).



07. T. Skeini, J.F. Steiner, S.-W. Hla, "Automated Atomicscale Construction",

IEEE Nano 2006 Proceedings, 610-612 (2006).



06. K.-H. Rieder, G. Meyer, F. Moresco, K. Morgenstern, S.-W. Hla, J. Repp, M. Alemani, L. Grill, L. Gross, M. Mehlhorn, H. Gawronski, V.S. Milosevich, J. Henzl, K.-F. Braun, S. Foelsch, L. Bartels, “Force Induced and Electron Stimulated STM Manipulations: Routes to Artificial Nanostructures as well as to Molecular Contacts, Engines, and Switches” ,

J. Phys. :Conf. Ser. 19  (2005) 175-181.



05. K.-F. Braun, S.-W. Hla, N. Pertaya, H.-W. Soe, C.F.J. Flipse, K.-H. Rieder, “Force, Current and Field Effects in Single Atom Manipulation”,

AIP Conference Proceedings 696 (2003) 109.



04. S.-W. Hla, V. Marinkovic, A. Prodan, (112) Oriented Growth of Au on the Periodically Corrugated (001) b-MoTe2 Surface

Il Vuoto Sci. Tech. 25 (1996) 84-87.

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