Publications by the Locklin Group

Journal Articles



74. Arnold, R.M.; Patton, D.L.; Popik, V.V.; Locklin, J. "A Dynamic Duo: Pairing Click Chemistry and Postpolymerization Modification to Design Complex Surfaces" Acc. Chem. Res., 2014, Accepted Manuscript DOI: 10.1021/ar500191m

73. Roy, A.; Gao, J.; Bilbrey, J.A.; Huddleston, N.E.; Locklin, J. "Rapid electrochemical reduction of Ni(II) generatesreactive monolayers for conjugated polymer brushes in one step" Langmuir, 2014, Accepted Manuscript DOI: 10.1021/la502050n

72. Yatvin, J.; Gao, J.; Locklin, J."Durable defense: robust and varied attachment of non-leaching poly“-onium” bactericidal coatings to reactive and inert surfaces" Chem. Commun., 2014, 50, 9433-9442 DOI: 10.1039/C4CC02803A

71. Sontag, K.S; Bilbrey, J.A.; Huddleston, N.E.; Sheppard, G.R.; Allen, W.D.; Locklin, J. "π-Complexation in Nickel-Catalyzed Cross-Coupling Reactions" J. Org. Chem., 2014, 79, 1836-1841. DOI: 10.1021/jo402259z

70. Fries, K.H.; Sheppard, G.R.; Bilbrey, J.A.; Locklin, J. "Tuning chelating groups and comonomers in spiropyran-containing copolymer thin films for color-specific metal ion binding" Polym. Chem., 2014, 5, 2094-2102. DOI: 10.1039/C3PY01296D

69. Arnold, R.M.; McNitt, C.D.; Popik, V.V.; Locklin, J. "Direct grafting of poly(pentafluorophenyl acrylate) onto oxides: versatile substrates for reactive microcapillary printing and self-sorting modification" Chem. Commun., 2014, 50, 5307-5309. DOI: 10.1039/C3CC47597B

68. White, E.M.; Seppala, J.E.; Rushworth, P.M.; Ritchie, B.W.; Sharma, S.; Locklin, J. "Switching the Adhesive State of Catecholic Hydrogels using Phototitration" Macromolecules, 2013, 46, 8882-8887. DOI: 10.1021/ma401594z

67. Bilbrey, J.A.; Kazez, A.H.; Locklin, J.; Allen, W.D. "Exact Ligand Solid Angles" J. Chem. Theory Comput., 2013, 9, 5734-5744. DOI: 10.1021/ct400426e

66. Arumugam, S.; Orski, S.V.; Mbua, N.E.; McNitt, C.; Boons, G.-J.; Locklin, J.; Popik, V.V. "Photo-click chemistry strategies for spatiotemporal control of metal-free ligation, labeling, and surface derivatization" Pure Appl. Chem., 2013, 85, 1499-1513. DOI: 10.1351/PAC-CON-13-01-08

65. White, E.M.; Yatvin, J.; Grubbs III, J.B.; Bilbrey, J.A., Locklin, J. "Advances in smart materials: Stimuli-responsive hydrogel thin films" J. Polym. Sci. Part B Polym. Phys., 2013, 51, 1084-1099. DOI: 10.1002/polb.23312

64. Zhou, J.; Samanta, S.; Guo, C.; Locklin, J.; Xu, B. "Measurements of Contact Specific Low-bias Negative Differential Resistance of Single Metalorganic Molecular Junctions" Nanoscale, 2013, 5, 5715-5719. DOI: 10.1039/C3NR01284K

63. Arnold, R.M.; Locklin, J. "Self-sorting Click Reactions that Generate Spatially Controlled Chemical Functionality on Surfaces" Langmuir, 2013, 29, 5920-5926. DOI: 10.1021/la4012857

62. Bilbrey, J.A.; Kazez, A.H.; Locklin, J.; Allen, W.D. "Exact ligand cone angles" J. Comp. Chem., 2013, 34, 1189-1197. DOI: 10.1002/jcc.23217

61. Orski, S.; Sheppard, G.; Arumugam, S.; Arnold, R.; Popic, V.; Locklin, J. "Rate Determination of Azide Click Reactions onto Alkyne Polymer Brush Scaffolds: A Comparison of Conventional and Catalyst-free Cycloadditions for Tunable Surface Modification," Langmuir. 2012, 28, 14693-14702. DOI: 10.1021/la3032418

60. Yang, L.; Sontag, S.K.; LaJoie, T.W.; Li, W.; Huddleston, N.E.; Locklin, J.; You, W. "Surface-Initiated Poly(3-methylthiophene) as a Hole-Transport Layer for Polymer Solar Cells with High Performance," ACS Appl. Mater. Interfaces. 2012, 4, 5069-5073. DOI: 10.1021/am301401n

59. Huddleston, N.E.; Sontag, S.K.; Bilbrey, J.; Sheppard, G.; Locklin, J. "Palladium-Mediated Surface-Initiated Kumada Catalyst Polycondensation: A Facile Route Towards Oriented Conjugated Polymers," Macromol. Rapid Comm., 2012, 33, 2115-2120. DOI: 10.1002/marc.201200472

58. Bilbrey, J.A.; Sontag, S.K.; Huddleston, N.E.; Allen, W.D.; Locklin, J. "On the Role of Disproportionation Energy in Kumada Catalyst-Transfer Polycondensation," Macro. Lett., 2012, 1, 995-1000. DOI: 10.1021/mz3002929

57. Arnold, R.; Sheppard, G.; Locklin,J. "Comparative Aminolysis Kinetics of Different Active Ester Polymer Brush Platforms in Postpolymerization Modification with Primary and Aromatic Amines," Macromolecules, 2012, 45, 5444-5450. DOI: 10.1021/ma3005839

56. Arnold, R.; Huddelston, N.E.; Locklin, J. "Utilizing Click Chemistry to Design Functional Interfaces through Post-Polymerization Modification," J. Mater. Chem., 2012, 22, 19357-19665. DOI: 10.1039/C2JM31708G

55. Kastner, J.; Miller. J.; Geller, D.; Locklin, J.; Keith, L.; Johnson, T. "Catalytic esterification of fatty acids using solid acid catalysts generated from biochar and activated carbon," Catalysis Today, 2012, 190, 122-132. DOI: 10.1016/j.cattod.2012.02.006

54. Arumugam, A.; Orski, S.; Locklin, J.; Popik, V. "Photoreactive Polymer Brushes for High Density Surface Patterned Derivatization Using Diels-Alder Photo-click Reaction," JACS, 2012, 134, 179-182. DOI: 10.1021/ja210350d

53. Marshall, N.; Locklin, J. "Reductive electrografting of benzene (p-bisdiazonium hexafluorophosphate): a simple and effective protocol for creating diazonium-functionalized thin films," Langmuir, 2011, 27, 13367-13373. DOI: 10.1021/la2024617

52. Fries, K.; Driskell, J.; Sheppard, G.; Locklin, J. "Fabrication of Spiropyran-containing Thin Film Sensors used for the Simultaneous Identification of Multiple Metal Ions," Langmuir, 2011, 19, 12253-12260. DOI: 10.1021/la202344w

51. Sontag, K.; Sheppard, G.; Usselman, N.; Marshall, N.; Locklin, J. "Surface-Confined Nickel Mediated Cross-Coupling Reactions: Characterization of the Initiator Environment in Kumada Catalyst-Transfer Polycondensation," Langmuir, 2011, 27, 12033-12041. DOI: 10.1021/la202911t

50. Dhende, V.; Samanta, S.; Jones, D.M.; Hardin, I.R.; Locklin, J. "One-Step Synthesis of Permanent, Nonleaching, Ultrathin Antimicrobial Coatings for Textiles and Plastics," Applied Materials & Interfaces, 2011, 3, 2830-2837. DOI:10.1021/am200324f

49. Sheppard, G.; Oseki, T.; Baba, A.; Patton, D.; Kaneko, F.; Mao, L.; Locklin, J. "Thiolene-based microfluidic flow cells for surface plasmon resonance imaging," Biomicrofluidics, 2011, 2, 26501-26507. DOI: 10.1063/1.3596395

48. Orski, S.; Fries, K.; Sontag, S.K.; Locklin, J. "Templating nanostructures using polymer brushes," J. Mater. Chem. 2011, 21, 14135-14149. DOI: 10.1039/C1JM11039J

47. Marshall, N; Sontag, S.K.; Locklin, J. "Surface-initiated polymerization of conjugated polymers," Chem. Comm. 2011, 47, 5681-5689. DOI: 10.1039/C1CC10483G

46. Hensarling, R.M.; Rahane, S.B.; LeBlanc, A.P.; Sparks, B.J.; White, E.M.; Locklin, J.; Patton, D.L. "Thiol-isocyanate "click" reactions: rapid development of functional polymeric surfaces," Polymer Chemistry 2011, 2, 88-90. DOI:10.1039/C0PY00292E

45. Orski, S.V.; Poloukhtine, A.A.; Arumugam, S.; Mao, L.; Popik, V.V.; Locklin, J. "High Density Orthogonal Surface Immobilization via Photoactivated Copper-Free Click Chemistry," J. Am. Chem. Soc. 2010, 132, 11024-11026. DOI: 10.1021/ja105066t

44. Fries, K.H.; Driskell, J.D.; Samanta, S.; Locklin, J. "Spectroscopic Analysis of Metal Ion Binding in Spiropyran Containing Copolymer Thin Films," Anal. Chem., 2010, 82, 3306-3314. DOI: 10.1021/ac1001004

43. Marshall, N.; Sontag, S. K.; Locklin, J. "Substituted poly(p-phenylene) Thin Films via Surface-Initiated Kumada-type Catalyst Transfer Polycondensation," Macromolecules, 2010, 43, 2137-2144. DOI: 10.1021/ma902710j

42. Orski, S.V.; Fries, K.H.; Sheppard, G.R.; Locklin, J. "High Density Scaffolding of Functional Polymer Brushes: Surface Initiated Atom Transfer Radical Polymerization of Active Esters," Langmuir, 2010, 26, 2136-2143. DOI: 10.1021/la902553f

41. Ito, Y.; Virkar, A.A.; Mannsfeld, S.C.B.; Oh, J.H.; Toney, M.; Locklin, J.; Bao, Z. “Crystalline Ultra Smooth Self-Assembled Monolayers of Alkanesilanes for Organic Field Effect Transistors,” J. Am. Chem. Soc., 2009, 131, 9396-9404. DOI: 10.1021/ja9029957

40. Sontag, S. K.; Marshall, N.; Locklin, J. “Formation of Conjugated Polymer Brushes by Surface-Initiated Catalyst-Transfer Polycondensation,” Chem. Comm., 2009, 3354-3356. DOI: 10.1039/b907264k

39. Fries, K.; Samanta, S.; Orski, S.; Locklin, J. "Reversible Colorimetric Ion Sensors Based on Surface-Initiated Polymerization of Photochromic Polymers," Chem. Comm., 2008, 6288. DOI: 10.1039/b818042c

38. Samanta, S.; Locklin, J. "Formation of Photochromic Spiropyran Polymer Brushes via Surface-Initiated, Ring-Opening Metathesis Polymerization: Reversible Photocontrol of Wetting Behavior and Solvent Dependent Morphology Changes," Langmuir, 2008, 24, 9558-9565. DOI: 10.1021/la8017387

37. Roberts, M.E.; Mannsfeld, S.C.B.; Queraltó, N.; Reese, C.; Locklin, J.; Knoll, W.; Bao, Z. "Water-stable organic transistors and their application in chemical and biological sensors," Proc. Natl. Acad. Sci. USA, 2008, 105, 12134-12139. DOI: 10.1073/pnas.0802105105

36. Virkar, A.; Ling, M.-M.; Locklin, J.*; Bao, Z.* “Oligothiophene based organic semiconductors with cross-linkable benzophenone moieties”, Synthetic Metals, 2008, 158, 958-963. DOI:10.1016/j.synthmet.2008.06.019

35. Becerril, H.A.; Roberts, M.E.; Liu, Z.; Locklin, J.; Bao, Z. “High-Performance Organic Thin Film Transistors through Solution Sheared Deposition of Small Molecule Organic Semiconductors,” Adv. Mater., 2008, 20, 2588-2594. DOI:10.1002/adma.200703120

34. Haley, J.; Li, X.; Marshall, N.; Locklin, J.; Geng, Y. “DNA Packaging via Combinative Self-Assembly,” Mol. BioSyst., 2008, 4, 515-517. DOI: 10.1039/b800220g

33. Jiang, G.; Baba, A.; Ikarashi, H.; Xu, R.; Locklin, J.; Kashif, K. R.; Shinbo, K.; Kato, K.; Kaneko, F.; Advincula, R. “Signal Enhancement and Tuning of Surface Plasmon Resonance in Au Nanoparticle/Polyelectrolyte Ultrathin Films,” J. Phys. Chem. C., 2007, 111, 18687-18694

32. Shin, T. J.; Yang, H.; Ling, M.; Locklin, J.; Yang, L.; Lee, B.; Roberts, M. E.; Mallik, A. B.; Bao, Z. “Tunable Thin-Film Crystalline Structures and Field-Effect Mobility of Oligofluorene–Thiophene Derivatives,” Chem. Mater. 2007, 19, 5882-5889.

31. Liu, S.; Briseno, A.L.; Mannsfeld, SCB.; You, W.; Locklin, J.; Lee, H.W.; Xia, Y.; Bao, Z. “Selective crystallization of organic semiconductors on patterned templates of carbon nanotubes,” Adv. Funct. Mater., 2007, 17, 2891-2896.

30. Liu, S.; Wang, W.M.; Mannsfeld, S.C.B.; Locklin, J.; Erk, P.; Gomez, M.; Richter, F. Bao, Z. “Solution-assisted assembly of organic semiconducting single crystals on surfaces with patterned wettability,” Langmuir, 2007, 23, 7428-7432.

29. Fujiwara, T.; Locklin, J.; Bao, Z. “Solution-deposited liquid crystalline semiconductors on a photo-alignment layer for organic thin film transistors,” Appl. Phys. Lett., 2007, 90, 232108

28. Mannsfeld, S.C.B.; Locklin, J.; Reese, C.; Roberts, M.; Lovinger, A.J.; Bao, Z. "Probing the Anisotropic Field Effect Mobility of Solution-Deposited Dihexyl-α-Quarterthiophene Single Crystals," Adv. Funct. Mater., 2007, 17, 1617-1622.

27. Ling, M.-M.; Erk, P.; Gomez, M.; Koenemann, M.; Locklin, J.; Bao, Z. "Air-stable n-channel Organic Semiconductors Base on Perylene Diimide Derivatives without Strong Electron Withdrawing Groups," Adv. Mater., 2007, 19, 1123-1127.

26. Sung, A.; Ling, M. M.; Tang, M. L.; Bao, Z.*; Locklin, J.* “Correlating Molecular Structure to Field-Effect Mobility: The Investigation of Side-Chain Functionality in Phenylene-Thiophene Oligomers and Their Application in Field Effect Transistors”, Chem. Mater., 2007, 19, 2342-2351.

25. Tang, M. L.; Roberts, M. E.; Locklin, J. J.; Ling, M. M.; Meng, H.; Bao, Z. “Structure Property Relationships: Asymmetric Oligofluorene-Thiophene Molecules for Organic TFTs”, Chem. Mater., 2006, 18, 6250-6257.

24. Liu, S.; Tok, J.B.H.; Locklin, J.; Bao, Z. "Assembly and Alignment of Metallic Nanorods on Surfaces with Patterned Wettability", Small, 2006, 2, 1448-1453.

23. Locklin, J.; Ling, M.-M.; Sung, A.; Roberts, M.E.; Bao, Z. "High Performance Organic Semiconductors Based on Fluorene-phenylene Oligomers with High Ionization Potentials", Adv. Mater. 2006, 18, 2989-2992.

22. Locklin, J.; Bao, Z. "Effect of Morphology on Organic Thin Film Transistor Sensors" Anal. Bioanal. Chem. 2006, 384(2), 336-42.

21. Baba, A.; Locklin, J.; Xu, R.; Advincula, R. “Nanopatterning and Nanocharge Writing in Layer-by-Layer Quinquethiophene/Phthalocyanine Ultrathin Films" J. Phys. Chem. B., 2006, 110(1); 42-45.

20. Locklin, J.; Roberts, M.E.; Mannsfeld, S.C.B.; Bao, Z. “Optimizing the Thin Film Morphology of Organic Field-Effect Transistors: The Influence of Molecular Structure and Vacuum Deposition Parameters on Device Performance.” Journal of Macromolecular Science: Polymer Reviews, 2006, 46, 79.

19. Millan, M.; Locklin, J.; Fulghum, T.; Baba, A.; Advincula, R. “Polymer Thin Film Photodegradation and Photochemical Crosslinking: FT-IR Imaging, Evanescent Waveguide Spectroscopy, and QCM Investigations” Polymer, 2005, 46(15), 5556-5568.

18. Locklin, J.; Li, D.; Mannsfeld, S.C.B.; Borken, E.-J.; Meng, H.; Advincula, R.; Bao, Z. “Organic Thin Film Transistors Based on Cyclohexyl-Substituted Organic Semiconductors.” Chem. Mater. 2005, 17(13), 3366-3374.

17. Deng, S.; Locklin, J.; Patton, D.; Baba, A.; Advincula, R. “Thiophene Dendron Jacketed Poly(amidoamine) Dendrimers: Nanoparticle Synthesis and Adsorption on Graphite.” J. Am. Chem. Soc. 2005, 127(6), 1744-1751.

16. Patton, D; Locklin, J.; Meredith, M.; Xin, Y.; Advincula, R. “Nanocomposite Hydrogen Bonded Multilayer Ultrathin Films by Simultaneous Sexithiophene and Au Nanoparticle Formation.” Chem. Mater. 2004, 16(24), 5063-5070.

15. Locklin, J.; Patton, D.; Deng, S.; Baba, A.; Millan, M.; Advincula, R. “Conjugated Oligothiophene-Dendron-Capped CdSe Nanoparticles: Synthesis and Energy Transfer.” Chem. Mater. 2004, 16(24), 5187-5193.

14. Katsuki, K.; Bekku, H.; Kawakami, A.; Locklin, J.; Patton, D.; Tanaka, K.; Advincula, R.; Usui, H. “Preparation of Carbazole Polymer Thin Films Chemically Bound to Substrate Surface by Physical Vapor Deposition Combined With Self-Assembled Monolayer.” Jpn. J. Appl. Phys. 2005, 44(1B), 504-508.

13. Xia, C.; Fan, X.; Locklin, J.; Advincula, R.C. “Characterization, Supramolecular Assembly, and Nanostructures of Thiophene Dendrimers.” J. Am Chem. Soc., 126(28), 8735-8743.

12. Kato, K.; Watanabe, N.; Katagiri, S.; Shinbo, K.; Kaneko, F.; Locklin, J.; Baba, A.; Advincula, R. C. “Electrical Properties and Gas Response in Alternate Layer-by-Layer Films of Copper Phthalocyanine Dyes.” Jpn. J. Appl. Phys. 2004, 43(4B), 2311-2314.

11. Park, M.-K.; Onishi, K.; Locklin, J.; Caruso, F.; Advincula, R. C. “Self-Assembly and Characterization of Polyaniline and Sulfonated Polystyrene Multilayer-Coated Colloidal Particles and Hollow Shells.” Langmuir 2003, 19(20), 8550-8554.

10. Youk, J. H.; Locklin, J.; Prussia, A.; Advincula, R.C. “Energy Transfer in Poly(3-thiopheneacetic acid) and Oligothiophene Polyelectrolyte-Surfactant Complexes.” Langmuir 2003, 19(19), 8119-8121.

9. Locklin, J.; Shinbo, K.; Onishi, K.; Kaneko, F.; Advincula, R.C.; Bao, Z. "Ambipolar Organic thin film transistor-like behavior of cationic and anionic phthalocyanines fabricated using layer-by-layer deposition from aqueous solution." Chem. Mater. 2003, 15(7), 1404-1412.

8. Fan, X.; Xia, C.; Fulghum, T.; Park, M.-K.; Locklin, J.; Advincula, R. C. “Polymer Brushes Grafted from Clay Nanoparticles Adsorbed on a Planar Substrate by Free Radical Surface-Initiated Polymerization.” Langmuir 2003, 19(3), 916-923.

7. Fan, X.; Locklin, J.; Youk, J.H., Blanton, W.; Xia, C.; Advincula, R.C. “Nanostructured Sexithiophene/Clay Hybrid Mutilayers: A Comparative Structural and Morphological Characterization.” Chem. Mater. 2002, 14(5), 2184-2191.

6. Xia, C.; Fan, X.; Locklin, J.; Advincula, R.C. “A First Synthesis of Thiophene Dendrimers.” Org. Lett. 2002, 4(12), 2067-2070.

5. Youk, J.H.; Park, M.-K.; Locklin, J.; Advincula, R.C.; Yang, J.; Mays, J. “Preparation of Aggregation Stable Gold Nanoparticles Using Star-Block Copolymers.” Langmuir 2002, 18(3), 877-883.

4. Locklin, J.; Youk, J.H., Xia, C.; Park, M.-K.; Fan, X.; Advincula, R.C. “Nanostructured Ultrathin Films of Water-Soluble Sexithiophene Bolaform Amphiphiles Prepared by Layer-by-Layer Self-Assembly.” Langmuir 2002, 18(3), 877-883.

3. Youk, J.H.; Locklin, J.; Xia, C.; Park, M.-K.; Advincula, R.C. “Preparation of Gold Nanoparticles from a Polyelectrolyte Complex Solution of Terthiophene Amphiphiles.” Langmuir 2001, 17(15); 4681-4683.

2. Xia, C.; Locklin, J.; Youk, J.H.; Fulghum, T.; Advincula, R.C. “Distinct Aggregation and Fluorescence Properties of a Water-Soluble Oligothiophene (6TN) Bolaform Amphiphile.” Langmuir 2002, 18(3), 955-957.

1. Youk, J.H.; Locklin, J.; Xia, C.; Park, M.-K.; Advincula, R.C. “Preparation of Gold Nanoparticles from a Polyelectrolyte Complex Solution of Terthiophene Amphiphiles.” Langmuir 2001, 17(15); 4681-4683.


Selected Preprints and Meeting Proceedings



5. Locklin, J. “Light induced morphology changes in photochromic polymer brushes.” Polymeric Materials Science and Engineering, 2008, 98, 265-266.

4. Fries, K.; Samanta, S.; Locklin, J. “Photoinduced switching and morphological changes of polymer brushes fabricated by ATRP.” Polymer Preprints (American Chemical Society, Division of Polymer Chemistry), 2008, 49(1), 1049-1050.

3. Samanta, S.; Locklin, J. “Formation of photochromic spiropyran-based polymer brushes by surface-initiated, ring-opening metathesis polymerization.” Polymer Preprints (American Chemical Society, Division of Polymer Chemistry), 2008, 49(1), 1016-1017.

2. Orski, S.; Fan, J.; Zhao, Y.; Locklin, J. “Autonomous motion of silicon nanorods using microgels fabricated by surface initiated polymerization.” Polymer Preprints (American Chemical Society, Division of Polymer Chemistry), 2008, 49(1), 996-997.

1. Marshall, N.M.; Orski, S.V.; Locklin, J. “Wiring molecules with polymer brushes: end-functionalization of conjugated polymer brushes via ROMP.” Polymeric Materials Science and Engineering, 2008, 98, 275-276.


Books and Book Chapters



4. Marshall, N.; Sontag, S.K.; Locklin, J. "Electro-Optical Applications of Conjugated Polymer Thin Films," in Functional Polymer Films, Volume 2: Characterization and Applications, 2011. Click here for a description.

3. Samanta, S.; Fries, K.; Orski, S.; Locklin, J. "Formation of Photo-Responsive Surfaces by Surface-Initiated Ring Opening Metathesis Polymerization and Atom Transfer Radical Polymerization: Reversible Optodes for Metal Ion Sensors," Smart Coatings III, 2010, pp 73-85, ACS Symposium Series, Volume 1050. DOI:10.1021/bk-2010-1050.ch006

2. Bao, Z.; Locklin, J. "Organic Field-Effect Transistors." Ed. CRC Press, 1st Edition, released May 2007. Click here for a description.

1. Locklin, J.; Advincula, R.C. "Nanoscale Manipulation of Bolaform Amphiphiles." Encyclopedia of Nanoscience and Nanotechnology, 2003, Marcel Dekker Publishers.

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