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Publications

  1. Wilk, J. T.; Furner, C. T.; Kent, E. W.; Kelly, M. T.; Zhao, B.;* Li, C. Y.* Effect of Grafting Density on the Crystallization Behavior of Molecular Bottlebrushes. Macromolecules 2024, 57(17), 8487–8497.
    DOI: 10.1021/acs.macromol.4c00752
  2. Huang, J. H.; Kwok, M.-H.; Zhao, B.; Zhu, L. Emerging Polymer Ferroelectrics with Liquid Crystalline Order. Giant 2024, 18, 100257.
    DOI: 10.1016/j.giant.2024.100257
  3. Kelly, M. T.; Zhao, B. Worm-Globule Transition of Amphiphilic pH-Responsive Heterografted Bottlebrushes at Air-Water Interface. Soft Matter 2024, 20, 1224-1235.
    DOI: 10.1039/D3SM01635H
  4. Kelly, M. T.; Chen, Z.; Russell, T. P.; Zhao, B. Amphiphilic Heterografted Molecular Bottlebrushes with Tertiary Amine-Containing Side Chains as Efficient and Robust pH-Responsive Emulsifiers. Angew. Chem. Int. Ed. 2023, 62(52), e202315424.
    DOI: 10.1002/anie.202315424
    DOI: 10.1002/ange.202315424
  5. Wilk, J. T.; Chancellor, A. J.; Mei, S.; Qian, Q.; Zhao, B.;* Li, C. Y.* Fabrication of Surface Polymer Brushes via Thin Film Crystallization and Solvent Annealing. Macromolecular Rapid Communications 2023, 44(9), 2300036.
    DOI: 10.1002/marc.202300036
  6. Kwok, M.-H., Huang, J. H.; Rui, G. C.; Bohannon, C. A.; Li, R. P.; Zhang, H. H.; Zhao, B.; Zhu, L. Achieving High Permittivity Paraelectric Behavior in Mesogen-free Sulfonylated Polyethers with Smectic C Liquid Crystalline Self-assembly. Macromolecules 2023, 56(5), 1863-1874.
    DOI: 10.1021/acs.macromol.2c02549
  7. Gao, L. F.; Mei, S; Qian, Q.; Yu, S. C.; Zhao, B.; Tu, Y. F.; Li, C. Y. Crystallization-Driven Nanoparticle Crystalsomes. Angew. Chem. Int. Ed. 2023, 62(15), e202217267. Angew. Chem. 2023, 135(15), e202217267.
    DOI: 10.1002/anie.202217267
    DOI: 10.1002/ange.202217267
  8. Bohannon, C. A.;† Kwok, M.-H.;† Huang, J. H.; Rui, G. C.; Li, R. P.; Zhu, L., Zhao, B. Smectic C Self-Assembly in Mesogen-Free Liquid Crystalline Chiral Polyethers with Sulfonylated Methyl-Branched Side Chains. Macromolecular Rapid Communications 2023, 44(1), 2200501. † These authors contributed equally to the work.
    DOI: 10.1002/marc.202200501
  9. Bohannon, C. A.; Wang, N.; Zhao, B. Environmentally Responsive Hairy Inorganic Nanoparticles. Chapter 4 in the Wiley book entitled “Hairy Nanoparticles: From Synthesis to Applications”, 2023, 123-166.
    DOI: 10.1002/9783527835874.ch4
  10. Zhao, B.; Tang, P.; Stewart, P. L.; Ho, R.-M.; Li, C. Y.; Zhu, L. Self-Assembly of Binary Mixed Homopolymer Brush-Grafted Silica Nanoparticles. Chapter 8 in the Wiley book entitled “Hairy Nanoparticles: From Synthesis to Applications”, 2023, 313-349.
    DOI: 10.1002/9783527835874.ch8
  11. Kelly, M. T.; Zhao, B. Hairy Inorganic Nanoparticles for Oil Lubrication. Chapter 11 in the Wiley book entitled “Hairy Nanoparticles: From Synthesis to Applications”. 2023, 401-436.
    DOI: 10.1002/9783527835874.ch11
  12. Kelly, M. T.; Kent, E. W.; Zhao, B. Stepwise Conformational Transitions of Stimuli-Responsive Linear Ternary Heterografted Bottlebrush Polymers in Aqueous Solution. Macromolecules 2022, 55(5), 1629-1641.
    DOI: 10.1021/acs.macromol.1c02662
  13. Bohannon, C. A.;† Chancellor, A. J.;† Kelly, M. T.; Le, T. T.; Zhu, L.; Li, C. Y.; Zhao, B. Adaptable Multivalent Hairy Inorganic Nanoparticles. J. Am. Chem. Soc. 2021, 143(41), 16919–16924 (Communication). † These authors contributed equally to this work.
    DOI: 10.1021/jacs.1c08261
  14. Kwok, M.-H.;† Bohannon, C. A.;† Li, R. P., Zhao, B.; Zhu, L. Ordered Hexagonal Columnar Liquid Crystalline Self-assembly of Mesogen-free Sulfonylated Side-chain Chiral Polyethers and Their High Dielectric Property. Giant 2021, 8, 100079. † These authors contributed equally to this work.
    DOI: 10.1016/j.giant.2021.100079
  15. Bhuiyan, M. S. A.; Liu, B.; Manuel, J.; Zhao, B.; Lee, B. P. Effect of Conductivity on in-situ Deactivation of Catechol-Boronate Complexation-Based Reversible Smart Adhesive. Biomacromolecules 2021, 22, 4004-4015.
    DOI: 10.1021/acs.biomac.1c00802
  16. Lewoczko, E. M.; Kelly, M. T.; Kent, E. W.; Zhao, B. Effects of Temperature on Chaotropic Anion-Induced Shape Transitions of Star Molecular Bottlebrushes with Heterografted Poly(ethylene oxide) and Poly(N,N-dialkylaminoethyl methacrylate) Side Chains in Acidic Water. Soft Matter 2021, 17, 6566-6579.
    DOI: 10.1039/D1SM00728A
  17. Zhao, B. Shape-Changing Bottlebrush Polymers. J. Phys. Chem. B 2021, 125(24), 6373-6389. Invited Perspective Article.
    DOI: 10.1021/acs.jpcb.1c01819
  18. Lewoczko, E. M.;† Wang, N.;† Lundberg, C. E.; Kelly, M. T.; Kent, E. W.; Wu, T.; Chen, M.-L.; Wang, J.-H.; Zhao, B. Effects of N-Substituents on Solution Behavior of Poly(sulfobetaine methacrylate)s in Water: UCST and LCST. ACS Applied Polymer Materials 2021, 3, 867-878. † These authors contributed equally to this work.
    DOI: 10.1021/acsapm.0c01191
  19. Kent, E. W.; Lewoczko, E. M.; Zhao, B. pH- and Chaotropic Anion-Induced Conformational Changes of Tertiary Amine-Containing Binary Heterografted Star Molecular Bottlebrushes in Aqueous Solution. Polymer Chemistry 2021, 12, 265-276.
    DOI: 10.1039/D0PY01466D
  20. Zhang, Q.; Kelland, M. A.; Lewoczko, E. M.; Bohannon, C. A.; Zhao, B. Non-amide Based Zwitterionic Poly(sulfobetaine methacrylate)s as Kinetic Hydrate Inhibitors. Chemical Engineering Science 2021, 229, 116031.
    DOI: 10.1016/j.ces.2020.116031
  21. Kent, E. W.; Lewoczko, E. M.; Zhao, B. Effect of Buffer Anions on Pearl-Necklace Morphology of Tertiary Amine-Containing Binary Heterografted Linear Molecular Bottlebrushes in Acidic Aqueous Buffers. Langmuir 2020, 36, 13320-13330.
    DOI: 10.1021/acs.langmuir.0c02435
  22. Mei, S.; Wilk, J. T.; Chancellor, A. J.; Zhao, B.;* Li, C. Y.* Fabrication of Block Copolymer Brushes via a Polymer-Single-Crystal-Assisted-Grafting-to Method. Macromol. Rapid Commun. 2020, 41, 2000228.
    DOI: 10.1002/marc.202000228
  23. Li, W.-T.; Shi, W.; Hu, Z.-J.; Yang, T.; Chen, M.-L.; Zhao, B.; Wang, J.-H. Fabrication of Magnetic Fe3O4@Metal Organic Framework@Covalent Organic Framework Composite and Its Selective Separation of Trace Copper. Applied Surface Science 2020, 530, 147254.
    DOI: 10.1016/j.apsusc.2020.147254
  24. Kwok, M.-H.;† Bohannon, C. A.;† Crooks, J. L.; Li, R. P.; Zhao, B.;* Zhu, L.* Grafting Density-Induced Smectic A to Hexagonal Columnar Transition in Mesogen-Free Isotactic Liquid Crystalline Polyethers with n-Dodecylsulfonyl Side Groups. Giant 2020, 1, 100003. † These authors contributed equally to this work. Article Invited by Editor-in-Chief of Giant (a new journal of Elsevier). † These authors contributed equally to this work.
    DOI: 10.1016/j.giant.2020.100003
  25. Bohannon, C. A.;† Kwok, M.-H.;†,* Li, R. P.; Zhu, L.; Zhao, B.* Effects of Tacticity and Chiral Center-to-Dipole Distance on Mesogen-Free Liquid Crystalline Self-Assembly of Sulfonyl-Containing Comb-like Polymers. Polymer Chemistry 2020, 11, 3018-3031. † These authors contributed equally to this work.
    DOI: 10.1039/D0PY00199F
  26. Qi, H.;† Liu, X. T.;† Henn, D. M.;† Mei, S.; Staub, M. C.; Zhao, B.;* Li, C. Y.* Breaking Translational Symmetry via Polymer Chain Overcrowding in Molecular Bottlebrush Crystallization. Nature Communications 2020, 11, 2152. † These authors contributed equally to this work.
    DOI: 10.1038/s41467-020-15477-5
    Behind the Paper: “Bottlebrush Single Crystals Show Broken Translational Symmetry”
  27. Li, T.; Zhong, Q.; Zhao, B.; Lenaghan, S.; Wang, S.; Wu, T. Effect of Surface Charge Density on the Ice Recrystallization Inhibition Activity of Nanocelluloses. Carbohydrate Polymers 2020, 234, 115863.
    DOI: 10.1016/j.carbpol.2020.115863
  28. Jiang, S.; Hu, B.; Sahore, R.; Liu, H.; Zhang, L.; Zhao, B.; Nathan, R. N.; Zhang Z. Tailoring the Surface of Silicon Nanoparticles for Enhanced Chemical and Electrochemical Stability for Li-ion Batteries. ACS Applied Energy Materials 2019, 2(9), 6176-6183.
    DOI: 10.1021/acsaem.9b01601
  29. Kent, E. W.; Zhao, B. Stimuli-Induced Star-Globule Shape Transitions of Dually Responsive Binary Heterografted Three-Arm Star Molecular Brushes in Aqueous Solution. Macromolecules 2019, 52(17), 6714-6724.
    DOI: 10.1021/acs.macromol.9b01446
  30. Kwok, M.-H.;† Seymour, B. T.;† Li, R.; Litt, M. H.; Zhao, B.;* Zhu, L.* Tacticity Effect on Mesogen-free Liquid Crystalline Self-assembly Induced by Strong Dipole-Dipole Interactions. Macromolecules 2019, 52(10), 3601-3611. † These authors contributed equally to this work.
    DOI: 10.1021/acs.macromol.9b00537
  31. Chancellor, A. J.; Seymour, B. T.; Zhao, B. Characterizing Polymer-Grafted Nanoparticles: From Basic Defining Parameters to Behavior in Solvents and Self-Assembled Structures. Anal. Chem. 2019, 91, 6391-6402.
    DOI: 10.1021/acs.analchem.9b00707
  32. Jiang, S.; Hu, B.; Sahore, R.; Zhang, L.; Liu, H; Zhang, L.; Lu, W.; Zhao, B.; Zhang, Z. Surface-Functionalized Silicon Nanoparticles as Anode Material for Lithium-ion Battery. ACS Appl. Mater. Interfaces 2018, 10, 44924-44931.
    DOI: 10.1021/acsami.8b17729
  33. Wang, N.; Seymour, B. T.; Lewoczko, E. M.; Kent, E. W.; Chen, M.-L.; Wang, J.-H.; Zhao, B. Zwitterionic Poly(sulfobetaine methacrylate)s in Water: From Upper Critical Solution Temperature (UCST) to Lower Critical Solution Temperature (LCST) with Increasing Length of One Alkyl Substituent on the Nitrogen Atom. Polym. Chem. 2018, 9, 5257-5261.
    DOI: 10.1039/C8PY01211C
  34. Kent, E. W.; Henn, D. M.; Zhao, B. Shape-Changing Linear Molecular Bottlebrushes with Dually pH- and Thermo-Responsive Diblock Copolymer Side Chains. Polym. Chem. 2018, 9, 5133-5144.
    DOI: 10.1039/C8PY01137K
  35. Bapat, A. P.; Erck, R.; Seymour, B. T.; Zhao, B.; Cosimbescu, L. Lipophilic Polymethacrylate Ionic Liquids as Lubricant Additives. Eur. Polym. J. 2018, 108, 38-47.
    DOI: 10.1016/j.eurpolymj.2018.08.026
  36. Bapat, A.; Erck, R.; Seymour, B. T.; Zhao, B.; Cosimbescu, L. What is the Effect of Lipophilic Polymeric Ionic Liquids on Friction and Wear? Reactive and Functional Polymers 2018, 131, 150-155.
    DOI: 10.1016/j.reactfunctpolym.2018.07.020
  37. Henn, D. M.;⊥ Holmes, J. A.;⊥ Kent, E. W.; Zhao, B. Worm-to-Sphere Shape Transition of Thermoresponsive Linear Molecular Bottlebrushes in Moderately Concentrated Aqueous Solution. J. Phys. Chem. B 2018, 122, 7015-7025. ⊥Contributed equally.
    DOI: 10.1021/acs.jpcb.8b04767
  38. Seymour, B. T.; Fu, W.; Wright, R. A. E.; Luo, H.; Qu, J.; Dai, S.; Zhao, B. Improved Lubricating Performance by Combining Oil-Soluble Hairy Silica Nanoparticles and an Ionic Liquid as an Additive for a Synthetic Base Oil. ACS Appl. Mater. Interfaces 2018, 10, 15129–15139.
    DOI: 10.1021/acsami.8b01579
  39. Zhao, B.; Dai, S.; Qu, J.; Luo, H.; Armstrong, B.; Martini, A. Hybrid Nanoparticles as Oil Lubricant Additives for Friction and Wear Reduction. DOE OSTI Technical Report, United States, 2018.
    DOI: 10.2172/1430828
  40. Fu, W. X.; Bai, W.; Jiang, S. S.; Seymour, B. T.; Zhao, B. UCST-Type Thermoresponsive Polymers in Synthetic Lubricating Oil Polyalphaolefin (PAO). Macromolecules 2018, 51, 1674–1680.
    DOI: 10.1021/acs.macromol.7b02755
  41. Seymour, B. T.; Wright, R. A. E.; Parrott, A. C.; Gao, H. Y.; Martini, A.; Qu, J.; Dai, S.; Zhao, B. Poly(alkyl methacrylate) Brush-Grafted Silica Nanoparticles as Oil Lubricant Additives: Effects of Alkyl Pendant Groups on Oil Dispersibility, Stability, and Lubrication Property. ACS Appl. Mater. Interfaces, 2017, 9, 25038–25048.
    DOI:10.1021/acsami.7b06714
  42. Henn, D. M.; Lau, C. M.; Li, C. Y.; Zhao, B. Light-Triggered Unfolding of Single Linear Molecular Bottlebrushes from Compact Globular to Wormlike Nano-Objects in Water. Polym. Chem., 2017, 8, 2702-2712.
    DOI: 10.1039/c7py00279
  43. Henn, D. M.; Fu, W. X.; Mei, S.; Li, C. Y.; Zhao, B. Temperature-Induced Shape Changing of Thermosensitive Binary Heterografted Linear Molecular Brushes between Extended Worm-Like and Stable Globular Conformations. Macromolecules 2017, 50, 1645-1656.
    DOI: 10.1021/acs.macromol.7b00150
  44. Fu, W. X.; Luo, C. H.; Morin, E. A.; He, W.; Li, Z. B.; Zhao, B. UCST-Type Thermosensitive Hairy Nanogels Synthesized by RAFT Polymerization-Induced Self-Assembly. ACS Macro Lett, 2017, 6, 127-133.
    DOI: 10.1021/acsmacrolett.6b00888
  45. Fu, W. X.; Zhao, B. Thermoreversible Physically Crosslinked Hydrogels from UCST-Type Thermosensitive ABA Linear Triblock Copolymers. Polym. Chem. 2016, 7, 6980-6991.
    DOI: 10.1039/C6PY01517D
  46. He, L. L.; Hu, B.; Henn, D. M.; Zhao, B. Influence of Cleavage of Photosensitive Group on Thermally Induced Micellization and Gelation of a Doubly Responsive Diblock Copolymer in Aqueous Solutions: A SANS Study. Polymer 2016, 105, 25-34.
    DOI: 10.1016/j.polymer.2016.10.019
  47. Luo, C. H.; Fu, W. X.; Li, Z. B.; Zhao, B. Multi-Responsive Polymethacrylamide Homopolymers Derived from Tertiary Amine-Modified L-Alanine. Polymer 2016, 101, 319-327.
    DOI: 10.1016/j.polymer.2016.08.091
  48. Wright, R. A. E.; Henn, D. M.; Zhao, B. Thermally Reversible Physically Crosslinked Hybrid Network Hydrogels Formed by Thermosensitive Hairy NPs. J. Phys. Chem. B 2016, 120, 8036-8045.
    DOI: 10.1021/acs.jpcb.6b06009
  49. Hu, B.; Fu, W. X.; Zhao, B. Enhancing Gelation of Thermosensitive Hydrophilic ABC Linear Triblock Copolymers in Water by Thermoresponsive Hairy Nanoparticles. Macromolecules 2016, 49, 5502-5513.
    DOI: 10.1021/acs.macromol.6b01156
  50. Li, J.; Hu, B.; Yang, K.; Zhao, B.; Moore, J. S. Effect of Polymer Grafting Density on Mechanophore Activation at Hereointerfaces. ACS Macro Letters 2016, 5, 819-822.
    DOI: 10.1021/acsmacrolett.6b00389
  51. Wright, R. A. E.;⊥ Wang, K. W.;⊥ Qu, J.; Zhao, B. Oil-Soluble Polymer Brush-Grafted Nanoparticles as Effective Lubricant Additives for Friction and Wear Reduction. Angew. Chem. Int. Ed. 2016, 55, 8656-8660. ⊥Contributed equally.
    DOI: 10.1002/anie.201603663
    DOI: 10.1002/ange.201603663
  52. Chen, C. Y.; Zhang, T. C.; Zhu, L.; Zhao, B.; Tang, P.; Qiu, F. Hierarchical Superstructures Assembled by Binary Hairy Nanoparticles. ACS Macro Letters 2016, 5, 718-723.
    DOI:10.1021/acsmacrolett.6b00176
  53. Fox, T. L.; Tang, S. D.; Zhang, G.; Horton, J. M.; Zhao, B.; Zhu, L.; Stewart, P. L. Loading and Delivery Characteristics of Binary Mixed Polymer Brush-Grafted Silica Nanoparticles. Macromol. Chem. and Phys. 2016, 217, 1767-1776.
    DOI: 10.1002/macp.201600143
  54. Tang, S. D.; Horton, J. M.; Zhao, B.; Zhu, L. Self-Organization of Homopolymer Brush- and Mixed Homopolymer Brush-Grafted Silica Nanoparticles in Block Copolymers and Polymer Blends. Polymer 2016, 90, 9-17.
    DOI:10.1016/j.polymer.2016.02.049
  55. Hu, B.; Wright, R. A. E.; Jiang, S. S.; Henn, D. M.; Zhao, B. Hybrid Micellar Network Hydrogels of Thermosensitive ABA Triblock Copolymer and Polymer Brush-Grafted Nanoparticles: Effect of LCST Transition of Polymer Brushes on Gel Property. Polymer, 2016, 82, 206-216.
    DOI: 10.1016/j.polymer.2015.11.050
  56. Fox, T. L.; Tang, S. D.; Horton, J. M.; Holdaway, H. A.; Zhao, B.; Zhu, L.; Stewart, P. L. In-Situ Characterization of Binary Mixed Polymer Brush-Grafted Silica Nanoparticles in Aqueous and Organic Solvents by Cryo-Electron Tomography. Langmuir 2015, 31, 8680-8688.
    DOI: 10.1021/acs.langmuir.5b01739
  57. Wright, R. A. E.; Hu, B.; Henn, D. M.; Zhao, B. Reversible Sol-Gel Transitions of Aqueous Dispersions of Silica Nanoparticles Grafted with Diblock Copolymer Brushes Composed of a Thermosensitive Inner Block and a Charged Outer Block. Soft Matter 2015, 11, 6808-6820.
    DOI: 10.1039/C5SM00617A
  58. Tang, S. D.; Fox, T. L.; Lo, T.-Y.; Horton, J. M.; Ho, R.-M.; Zhao, B.; Stewart, P. L.; Zhu, L. Environmentally Responsive Self-Assembly of Mixed Poly(tert-butyl acrylate)/polystyrene Brush-Grafted Silica Nanoparticles in Selective Polymer Matrices. Soft Matter 2015, 11, 5501-5512.
    DOI: 10.1039/C5SM00193E
  59. Li, J.; Shiraki, T.; Hu, B.; Wright, R. A. E.; Zhao, B.; Moore, J. S. Mechanophore Activation at Heterointerfaces. J. Am. Chem. Soc. 2014, 136, 15925–15928. (This paper is selected for a JACS spotlight.)
    DOI: 10.1021/ja509949d
  60. Polymer Physics CoverLi, C. Y.; Zhao, B.; Zhu, L. Hairy Particles: Theory, Synthesis, Behavior, and Applications. J. Polym. Sci. Part B: Polym. Phys. 2014, 52, 1581-1582. (See the Cover Art on the Right)
    DOI: 10.1002/polb.23614
  61. Hu, B.; Henn, D. M.; Wright, R. A. E.; Zhao, B. Hybrid Micellar Hydrogels of a Thermosensitive ABA Triblock Copolymer and Hairy Nanoparticles: Effect of Spatial Location of Hairy Nanoparticles on Gel Properties. Langmuir 2014, 30, 11212-11224.
    DOI: 10.1021/la503091a
  62. Bao, C. H.; Tang, S. D.; Wright, R. A. E.; Tang, P.; Qiu, F.; Zhu, L.; Zhao, B. Effect of Molecular Weight on Lateral Microphase Separation of Mixed Homopolymer Brushes Grafted on Silica Particles. Macromolecules 2014, 47, 6824–6835.
    DOI: 10.1021/ma501474m
  63. Bao, C. H.; Horton, J. M.; Bai, Z. F.; Li, D. J.; Lodge, T. P.; Zhao, B. Stimuli-Triggered Phase Transfer of Polymer-Inorganic Hybrid Hairy Particles between Two Immiscible Liquid Phases. J. Polym. Sci. Part B: Polym. Phys. 2014, 52, 1600-1619.  (Invited Review Article)
    DOI: 10.1002/polb.23552
  64. Bai, Z. F.; Nagy, M. W.; Zhao, B.; Lodge, T. P. Thermoreversible Partitioning of Poly(ethylene oxide)s between Water and a Hydrophobic Ionic Liquid. Langmuir 2014, 30, 8201-8208.
    DOI: 10.1021/la5017824
  65. Li, W.;† Bao, C. H.;† Wright, R. A. E.; Zhao, B. Synthesis of Mixed Poly(e-caprolactone)/Polystyrene Brushes from Y-Initiator-Functionalized Silica Particles by Surface-Initiated Ring-Opening Polymerization and Nitroxide-Mediated Radical Polymerization. RSC Advances 2014, 4, 18772-18781.† Contributed equally to the work
    DOI: 10.1039/c4ra02429j
  66. Henn, D. M.; Wright, R. A. E.; Woodcock, J. W.; Hu, B.; Zhao, B. Tertiary Amine-Containing Thermo- and pH-Sensitive Hydrophilic ABA Triblock Copolymers: Effect of Different Tertiary Amines on Thermally Induced Sol-Gel Transitions. Langmuir 2014, 30, 2541–2550.
    DOI: 10.1021/la4049924
  67. Ma, X.; Yang, Y. Z.; Zhu, L.; Zhao, B.; Tang, P.; Qiu F. Binary Mixed Homopolymer Brushes Grafted on Nanorod Particles: A Self-Consistent Field Theory Study. J. Chem. Phys. 2013, 139, 214902.
    DOI: 10.1063/1.4832742
  68. Tian, C. C.; Bao, C. H.; Binder, A.; Zhu, Z. Q.; Hu, B.; Guo, Y. L.; Zhao, B.; Dai, S. An Efficient and Reusable “Hairy” Particle Acid Catalyst for the Synthesis of 5-Hydroxymethylfurfural from Dehydration of Fructose in Water. Chem. Commun. 2013, 49, 8668-8670.
    DOI:10.1039/C3CC43127D
  69. Tang, S. D.; Lo, T.-Y.; Horton, J. M.; Bao, C. H.; Tang, P.; Qiu, F.; Ho, R.-M.; Zhao, B.; Zhu, L. Direct Visualization of Three-Dimensional Morphology in a Dense Monolayer Film of Mixed Poly(tert-Butyl Acrylate)/Polystyrene Brush-Grafted Silica Nanoparticles. Macromolecules 2013, 46, 6575-6584.
    DOI: 10.1021/ma401264m
  70. Jin, N. X.; Morin, E. A.; Henn, D. M.; Cao, Y.; Woodcock, J. W.; Tang, S. C.; He, W.; Zhao, B. Agarose Hydrogels Embedded with pH-Responsive Diblock Copolymer Micelles for Triggered Release of Substances. Biomacromolecules 2013, 14, 2713-2723.
    DOI: 10.1021/bm4005639
  71. Zhu, X.; Do-Thanh, C.-L.; Murdock, C. R.; Nelson, K. M.; Tian, C.; Brown, S.; Mahurin, S. M.; Jenkins, D. M.; Hu, J.; Zhao, B.; Liu, H.; Dai, S. Efficient CO2 Capture by a 3D Porous Polymer Derived from Tröger’s Base. ACS Macro Letters 2013, 2, 660-663.
    DOI: 10.1021/mz4003485
  72. Bao, C. H.; Tang, S. D.; Horton, J. M.; Jiang, X. M.; Tang, P.; Qiu, F.; Zhu, L.; Zhao, B. Effect of Overall Grafting Density on Microphase Separation of Mixed Homopolymer Brushes Synthesized from Y-Initiator-Functionalized Silica Particles. Macromolecules 2012, 45, 8027-8036.
    DOI: 10.1021/ma301300k
  73. Horton, J. M.; Tang, S. D.; Bao, C. H.; Tang, P.; Qiu, F.; Zhu, L.; Zhao, B. Truncated Wedge-Shaped Nanostructures Formed from Lateral Microphase Separation of Mixed Homopolymer Brushes Grafted on 67 nm Silica Nanoparticles: Evidence of the Effect of Substrate Curvature. ACS Macro Letters 2012, 1, 1061-1065.
    DOI: 10.1021/mz3003193
  74. Bai, Z. F.; Zhao, B.; Lodge, T. P. Bilayer Membrane Permeability of Ionic Liquid-Filled Block Copolymer Vesicles in Aqueous Solution. J. Phys. Chem. B, 2012, 116, 8282-8289.
    DOI:10.1021/jp3033098
  75. Jin, N. X.; Zhang, H.; Jin, S.; Dadmun, M. D.; Zhao, B. Shifting Sol-Gel Phase Diagram of A Doubly Thermosensitive Hydrophilic Diblock Copolymer Poly(methoxytri(ethylene glycol) acrylate-co-acrylic acid)-b-poly(ethoxydi(ethylene glycol) acrylate-co-acrylic acid) in Aqueous Solution. Macromolecules 2012, 45, 4790-4800.
    DOI: 10.1021/ma300791y
  76. Jin, N. X.; Zhang, H.; Jin, S.; Dadmun, M. D.; Zhao, B. Tuning of Thermally Induced Sol-to-Gel Transitions of Moderately Concentrated Aqueous Solutions of Doubly Thermosensitive Hydrophilic Diblock Copolymers Poly(methoxytri(ethylene glycol) acrylate)-b-poly(ethoxydi(ethylene glycol) acrylate-co-acrylic acid). J. Phys. Chem. B. 2012, 116, 3125-3137.
    DOI: 10.1021/jp300298a
  77. Luo, C. H.; Zhao, B.; Li, Z. B. Dual Stimuli-Responsive Polymers Derived from a-Amino Acids: Effects of Molecular Structure, Molecular Weight and End-Group. Polymer 2012, 53, 1725-1732.
    DOI: 10.1016/j.polymer.2012.02.032
  78. Horton, J. M.; Bao, C. H.; Bai, Z. F.; Lodge, T. P.; Zhao, B. Temperature- and pH-triggered reversible transfer of doubly responsive hairy particles between water and a hydrophobic ionic liquid. Langmuir 2011, 27, 13324-13334.
    DOI: 10.1021/la2031818.
  79. Woodcock, J. W., Jiang, X. G.; Wright, R. A. E.; Zhao, B. Enzyme-Induced Formation of Thermoreversible Micellar Gels from Aqueous Solutions of Multiresponsive Hydrophilic ABA Triblock Copolymers. Macromolecules 2011, 44, 5764-5775.
    DOI: 10.1021/ma200991d.
  80. Jin, N. X.; Woodcock, J. W., Xue, C. M.; O’Lenick, T. G.; Jiang, X. G.; Jin, S.; Dadmun, M. D.; Zhao, B. Tuning of Thermo-Triggered Gel-to-Sol Transition of Aqueous Solution of Multi-Responsive Diblock Copolymer Poly(methoxytri(ethylene glycol) acrylate-co-acrylic acid)-b-poly(ethoxydi(ethylene glycol) acrylate). Macromolecules 2011, 44, 3556-3566.
    DOI: 10.1021/ma200384k.
  81. O’Lenick, T. G.; Jin, N. X.; Woodcock, J. W.; Zhao, B. Rheological Properties of Aqueous Micellar Gels of a Thermo- and pH-Sensitive ABA Triblock Copolymer. J. Phys. Chem. B. 2011, 115, 2870-2881.
    DOI: 10.1021/jp2001332.
  82. Horton, J. M.; Bai, Z.; Jiang, X.; Li, D.; Lodge, T. P.; Zhao, B. Spontaneous Phase Transfer of Thermosensitive Hairy Particles between Water and an Ionic Liquid.  Langmuir 2011, 27, 2019-2027.
    DOI: 10.1021/la1044706.
  83. Wang, B. B.; Li, B.; Dong, B.; Zhao, B.; Li, C. Y. Homo- and Hetero-Particle Clusters Formed by Janus Nanoparticles with Bicompartment Polymer Brushes.  Macromolecules 2010, 43, 9234-9238.
    DOI: 10.1021/ma101772f.
  84. Jiang X. M.; Zhao, B.; Zhong, G. J.; Jin, N. X.; Horton, J. M.; Zhu, L.; Hafner, R. S.; Lodge, T. P. Microphase Separation of High Grafting Density Asymmetric Mixed Homopolymer Brushes on Silica Particles. Macromolecules 2010, 43, 8209-8217.
    DOI: 10.1021/ma101518a.
  85. Wang, B. B.; Dong, B.; Li, B.; Zhao, B.; Li, C. Y. Janus Gold Nanoparticle with Bicompartment Polymer Brushes Templated by Polymer Single Crystals. Polymer 2010, 51, 4814-4822.
    DOI:10.1016/j.polymer.2010.08.016.
  86. Jiang, X. M.; Zhong, G. J.; Horton, J. M.; Jin, N. X.; Zhu, L.; Zhao, B. Evolution of Phase Morphology of Mixed Poly(tert-butyl acrylate)/Polystyrene Brushes on Silica Particles with the Change of Chain Length Disparity. Macromolecules 2010, 43, 5387-5395.
    DOI: 10.1021/ma100716n.
  87. Woodcock, J. W.; Wright, R. A. E.; Jiang, X. G.; O’Lenick, T. G.; Zhao, B. Dually Responsive Aqueous Gels from Thermo- and Light-Sensitive Hydrophilic ABA Triblock Copolymers. Soft Matter 2010, 6, 3325-3336.
    DOI: 10.1039/c000450b.
  88. O’Lenick, T. G.; Jiang X. G.; Zhao, B. Thermosensitive Aqueous Gels with Tunable Sol-Gel Transition Temperatures from Thermo- and pH-Sensitive Hydrophilic ABA Triblock Copolymer.  Langmuir 2010, 26, 8787-8796.
    DOI:10.1021/la9045308.
  89. Macromolecules CoverZhao, B.; Zhu, L. Mixed Polymer Brush-Grafted Particles: A New Class of Environmentally Responsive Nanostructured Materials. Macromolecules 2009, 42, 9369-9383. (Invited Perspective Article; See Cover Art on the Right)
    DOI:10.1021/ma902042x.
  90. Jiang, X. G.; Jin S.; Zhong, Q. X.; Dadmun, M. D.; Zhao, B. Stimuli-Induced Multiple Sol-Gel-Sol Transitions of Aqueous Solution of a Thermo- and Light-Sensitive Hydrophilic Block Copolymer. Macromolecules 2009, 42, 8468-8476.
    DOI: 10.1021/ma9015906.
  91. O’Lenick, T. G.; Jiang, X. M.; Zhao, B. Catalytic Activity of a Thermosensitive Hydrophilic Diblock Copolymer-Supported 4–N,N-dialkylaminopyridine in Hydrolysis of p-Nitrophenyl Acetate in Aqueous Buffers. Polymer 2009, 50, 4363-4371.
    DOI:10.1016/j.polymer.2009.07.007.
  92. Jiang, X. M.; Wang, B. B.; Li, C. Y.; Zhao, B. Thermosensitive Polymer Brush-Supported 4-N,N-Dialkylaminopyridine on Silica Particles for Catalysis of Hydrolysis of an Activated Ester in Aqueous Buffers: Comparison of Activity with Linear Polymer-Supported Version and Effect of LCST Transition. J. Polym. Sci. Part A: Polym. Chem. 2009, 46, 2853-2870.
    DOI: 10.1002/pola.23375.
  93. Jiang, X. G.; Zhao, B. Tuning Micellization and Dissociation Transitions of Thermo- and pH-Sensitive Poly(ethylene oxide)-b-poly(methoxydi(ethylene glycol) methacrylate-co-methacrylic acid) in Aqueous Solutions By Combining Temperature and pH Triggers. Macromolecules 2008, 41, 9366-9375.
    DOI: 10.1021/ma8018238.
  94. Wang, B. B.; Li, B.; Zhao, B.; Li, C. Y. Amphiphilic Janus Gold Nanoparticles via Combining “Solid State Grafting to” and “Grafting-from” Methods. J. Am. Chem. Soc. 2008, 130, 11594-11595.
    DOI: 10.1021/ja804192e.
  95. Zhu, L.; Zhao, B. Transmission Electron Microscopy Study of Solvent-Induced Phase Morphologies of Environmentally Responsive Mixed Homopolymer Brushes on Silica Particles. J. Phys. Chem. B. 2008, 112, 11529-11536.
    DOI: 10.1021/jp8048026.
  96. Li, D. J.; Dunlap, J. R.; Zhao, B. Thermosensitive Water-Dispersible Hairy Particle-Supported Pd Nanoparticles for Catalysis of Hydrogenation in an Aqueous/Organic Biphasic System. Langmuir 2008, 24, 5911-5918.
    DOI: 10.1021/la800277j.
  97. Zhao, B.; Jiang, X. M.; Li, D. J.; Jiang, X. G.; O’Lenick, T. G.; Li, B.; Li, C. Y. Hairy Particle-Supported 4-N,N-Dialkylaminopyridine: An Efficient and Recyclable Nucleophilic Organocatalyst. J. Polym. Sci. Part A: Polym. Chem. 2008, 46, 3438-3446.
    DOI: 10.1002/pola.22681.
  98. Jiang, X. G.; Lavender, C. A.; Woodcock, J. W.; Zhao, B. Multiple Micellization and Dissociation Transitions of Thermo- and Light-Sensitive Poly(ethylene oxide)-b-poly(ethoxytri(ethylene glycol) acrylate-co–o-nitrobenzyl acrylate) in Water. Macromolecules 2008, 41, 2632-2643.
    DOI: 10.1021/ma7028105.
  99. Jiang, X. G.; Zhao, B. End Group Effect on the Thermosensitive Properties of Well-Defined Water-Soluble Polystyrenics with Short Pendant Oligo(ethylene glycol) Groups Synthesized by Nitroxide-Mediated Radical Polymerization. J. Polym. Sci. Part A: Polym. Chem. 2007, 45, 3707-3721.
    DOI: 10.1002/pola.22120.
  100. Li, D. J.; Zhao, B. Temperature-Induced Transport of Thermosensitive Hairy Hybrid Nanoparticles between Aqueous and Organic Phases. Langmuir 2007, 23, 2208-2217.
    DOI: 10.1021/la0628165.
  101. Santer, S.; Kopyshev, A.; Donges, J.; Rühe, J.; Jiang, X. G.; Zhao, B.; Müller, M. Memory of Surface Patterns in Mixed Polymer Brushes: Simulation and Experiment. Langmuir 2007, 23, 279-285.
    DOI: 10.1021/la0629577.
  102. Hua, F. J.; Jiang, X. G.; Zhao, B. Temperature-Induced Self-Association of Doubly Thermosensitive Diblock Copolymers with Pendant Methoxytris(oxyethylene) Groups in Dilute Aqueous Solutions. Macromolecules 2006, 39, 3476-3479.
    DOI: 10.1021/ma060586v.
  103. Li, D. J.; Jones, G. J.; Dunlap, J. R.; Hua, F. J.; Zhao, B. Thermosensitive Hairy Hybrid Nanoparticles Synthesized by Surface-Initiated Atom Transfer Radical Polymerization. Langmuir 2006, 22, 3344-3351.
    DOI: 10.1021/la053103+.
  104. Ma, H. W.; Li, D. J.; Sheng, X.; Zhao, B.; Chilkoti, A. Protein Resistant Polymer Coatings on Silicon Oxide by Surface-Initiated Atom Transfer Radical Polymerization. Langmuir 2006, 22, 3751-3756.
    DOI: 10.1021/la052796r.
  105. Zhao, B.; Zhu, L. Nanoscale Phase Separation of Mixed Poly(tert-butyl acrylate)/Polystyrene Brushes on Silica Nanoparticles under Equilibrium Melt Conditions. J. Am. Chem. Soc. 2006, 128, 4574-4575.
    DOI: 10.1021/ja058560r.
  106. Brittain, W. J.; Boyes, S. G.; Granville, A. M.; Baum, M.; Mirous, B. K.; Akgun, B.; Zhao, B.; Blickle, C.; Foster, M. D. Surface Rearrangement of Diblock Copolymer Brushes – Stimuli Responsive Films. Advances in Polymer Science 2006, 198, 125-147.
    DOI: 10.1007/12_061
  107. Hua, F. J.; Jiang, X. G.; Li, D. J.; Zhao, B. Well-Defined Thermosensitive, Water-Soluble Polyacrylates and Polystyrenics with Short Pendant Oligo(ethylene glycol) Groups Synthesized by Nitroxide-Mediated Radical Polymerization. J. Polym. Sci. Part A: Polym. Chem. 2006, 44, 2454-2467.
    DOI: 10.1002/pola.21357.
  108. Zhao, B.; Li, D. J.; Hua, F. J.; Green, D. R. Synthesis of Thermosensitive Water-Soluble Polystyrenics with Pendant Methoxyoligo(ethylene glycol) Groups by Nitroxide-Mediated Radical Polymerization. Macromolecules 2005, 38, 9509-9517.
    DOI: 10.1021/ma0514572.
  109. Li, D. J.; Sheng, X.; Zhao, B. Environmentally Responsive “Hairy” Nanoparticles: Mixed Homopolymer Brushes on Silica Nanoparticles Synthesized by Living Radical Polymerization Techniques. J. Am. Chem. Soc. 2005, 127, 6248-6256.
    DOI: 10.1021/ja0422561.
  110. Zhao, B. A Combinatorial Approach to Study Solvent-Induced Self-Assembly of Mixed Poly(methyl methacrylate)/Polystyrene Brushes on Planar Silica Substrates: Effect of Relative Grafting Density. Langmuir 2004, 20, 11748-11755.
    DOI: 10.1021/la047681m.
  111. Zhao, B.; Haasch, R. T.; MacLaren, S. Self-Reorganization of Mixed Poly(methyl methacrylate)/Polystyrene Brushes on Planar Silica Substrates in Response to Combined Selective Solvent Treatments and Thermal Annealing. Polymer 2004, 45, 7979-7988.
    DOI: 10.1016/j.polymer.2004.09.048.
  112. Zhao, B.; Haasch, R. T.; MacLaren, S. Solvent-Induced Self-Assembly of Mixed Poly(methyl methacrylate)/Polystyrene Brushes on Planar Silica Substrates: Molecular Weight Effect. J. Am. Chem. Soc. 2004, 126, 6124-6134.
    DOI: 10.1021/ja049570f.
  113. He, T.; Li, D. J.; Sheng, X.; Zhao, B. Synthesis of ABC 3-Miktoarm Star Terpolymers from a Trifunctional Initiator by Combining Ring-Opening Polymerization, Atom Transfer Radical Polymerization, and Nitroxide-Mediated Radical Polymerization. Macromolecules 2004, 37, 3128-3135.
    DOI: 10.1021/ma036010c.
  114. Zhao, B.; He, T. Synthesis of Well-Defined Mixed Poly(methyl methacrylate)/Polystyrene Brushes from an Asymmetric Difunctional Initiator-Terminated Self-Assembled Monolayer. Macromolecules 2003, 36, 8599-8602.
    DOI: 10.1021/ma035285p.
  115. Zhao, B. Synthesis of Binary Mixed Homopolymer Brushes by Combining Atom Transfer Radical Polymerization and Nitroxide-Mediated Radical Polymerization. Polymer 2003, 44, 4079-4083.
    DOI: 10.1016/S0032-3861(03)00322-7.
  116. Zhao, B.; Moore, J. S.; Beebe, D. J. Pressure-Sensitive Microfluidic Gates Fabricated by Patterning Surface Free Energies Inside Microchannels. Langmuir 2003, 19, 1873-1879.
    DOI: 10.1021/la026294e
  117. Zhao, B.; Moore, J. S.; Beebe, D. J. Principles of Surface-Directed Liquid Flow in Microfluidic Channels. Anal. Chem. 2002, 74, 4259-4268.
    DOI: 10.1021/ac020269w
  118. Zhao, B.; Viernes, N. O. L.; Moore, J. S.; Beebe, D. J. Control and Applications of Immiscible Liquids in Microchannels. J. Am. Chem. Soc. 2002, 124, 5284-5285.
    DOI: 10.1021/ja025835j
  119. Zhao, B.; Moore, J. S. Fast pH-and Ionic Strength-Responsive Hydrogels in Microchannels. Langmuir 2001, 17, 4758-4763.
    DOI: 10.1021/la001709m
  120. Zhao, B.; Moore, J. S.; Beebe, D. J. Surface-Directed Liquid Flow inside Microchannels. Science 2001, 291, 1023-1026.
    DOI: 10.1126/science.291.5506.1023
  121. Petrash, S.; Cregger, T.; Zhao, B.; Tremsina, J.; Foster, M. D.; Brittain, W. J.; Sevastianov, V.; Majkrzak, C. F. Changes in Protein Adsorption on Self-Assembled Monolayers with Monolayer Order: Comparison of Human Serum Albumin and Human Gamma Globulin. Langmuir 2001, 17, 7645-7651.
    DOI: 10.1021/la011192u
  122. Zhao, B.; Brittain, W. J. Synthesis, Characterization, and Properties of Tethered Polystyrene-b-Polyacrylate Brushes on Flat Silicate Substrates. Macromolecules 2000, 33, 8813-8820.
    DOI: 10.1021/ma000433m
  123. Zhao, B.; Brittain, W. J.; Zhou, W. S.; Cheng, S. Z. D. AFM Study of Tethered Polystyrene-b-poly(methyl methacrylate) and Polystyrene-b-poly(methyl acrylate) Brushes on Flat Silicate Substrates. Macromolecules 2000, 33, 8821-8827.
    DOI: 10.1021/ma000434e
  124. Zhao, B.; Brittain, W. J. Polymer Brushes: Surface-Immobilized Macromolecules. Prog. Polym. Sci. 2000, 25, 677-710.
    DOI: 10.1016/S0079-6700(00)00012-5
  125. Zhao, B.; Brittain, W. J.; Zhou, W.; Cheng, S. Z. D. Nanopattern Formation from Tethered PS-b-PMMA Brushes upon Treatment with Selective Solvents. J. Am. Chem. Soc. 2000, 122, 2407-2408.
    DOI: 10.1021/ja992465z
  126. Zhao, B.; Brittain, W. J. Synthesis of Polystyrene Brushes on Silicate Substrates via Carbocationic Polymeriztion from Self-Assembled Monolayers. Macromolecules 2000, 33, 342-348.
    DOI: 10.1021/ma9910181
  127. Zhao, B.; Mulkey, D.; Brittain, W. J.; Chen, Z.; Foster, M. D. Synthesis and Characterization of Phenol- and o-Chlorophenol-Terminated Monolayers. Langmuir 1999, 15, 6856-6861.
    DOI: 10.1021/la9903088
  128. Zhao, B.; Brittain, W. J. Synthesis of Tethered Polystyrene-block-Poly(methyl methacrylate) Monolayer on a Silicate Substrate by Sequential Carbocationic Polymerization and Atom Transfer Radical Polymerization. J. Am. Chem. Soc. 1999, 121, 3557-3558.
    DOI: 10.1021/ja984428y
  129. Zhao, B.; Brittain, W. J.; Vogler, E. A. Trichlorosilane Chemisorption on Surface-Modified Poly(tetrafluoroethylene). Macromolecules 1999, 32, 796-800.
    DOI: 10.1021/ma9811526
  130. Pan, C. Y.; Wu, C. P., Bai, R. K.; Zhao, B. Study on Ring-Opening Polymerization of 2-Substituted 4-Methylene-1,3-Dioxolane. Acta Polymerica Sinica 1997, (3): 307-313.
    http://www.gfzxb.org/EN/Y1997/V1/I3/307
  131. Pan, C. Y.; Zhao, B.; Bai, R.; Zheng, T. Study on Copolymerization Behavior of 2-Substituted 4-Methylene-1,3-Dioxolane with Maleic Anhydride and Acrylonitrile. J. Polym. Sci. Part A: Polym. Chem. 1996, 34, 2149-2156.
    DOI: 10.1002/(SICI)1099-0518(199608)34:11<2149::AID-POLA7>3.0.CO;2-U

Patent

      1. Beebe, D. J.; Moore, J. S.; Zhao, B. Method and Structure for Microfluidic Flow Guiding.  US Patent: 6,821,485, issued on November 23, 2004.

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