Chemical & Biomolecular Engineering

Top 20 Doctoral Program—National Research Council

Location

Dept. of Chemical & Biomolecular Engineering
University of Houston
S222 Engineering Bldg 1
4726 Calhoun Rd
Houston, TX 77204-4004
Phone: 713-743-4300
Campus Map

Faculty

Dr. Gila Stein

Associate Professor of Chemical and Biomolecular Engineering

Office Location: S231, Engineering Building 1

Tel: (713) 743-9869 | Fax: (713) 743-4323

Email: gestein [at] uh [dot] edu

Website: http://www2.egr.uh.edu/~gestein

Education

  • B.S., Chemical Engineering, Drexel University (2002)
  • Ph.D., Chemical Engineering, Univ. of California, Santa Barbara (2006)
  • NRC Postdoctoral Fellow, National Institute of Standards and Technology (2007-2008)

Courses

  • CHEE 3300/6300 Materials Science and Engineering I (Spring 2009)
  • CHEE 3333 Chemical Engineering Thermodynamics II (Fall 2010)
  • CHEE 3333 Chemical Engineering Thermodynamics II (Spring 2011)
  • CHEE 3333 Chemical Engineering Thermodynamics II (Fall 2011)
  • CHEE 6375 Chemical Processing for Microelectronics (Spring 2012)
  • CHEE 3300/6300 Materials Science and Engineering I (Fall 2012)
  • CHEE 3333 Chemical Engineering Thermodynamics II (Spring 2013)
  • CHEE 6335 Classical and Statistical Thermodynamics (Fall 2013)
  • CHEE 3333 Chemical Engineering Thermodynamics II (Spring 2014)
  • CHEE 6335 Classical and Statistical Thermodynamics (Fall 2014)
  • CHEE 3333 Chemical Engineering Thermodynamics II (Spring 2015)
  • CHEE 6335 Classical and Statistical Thermodynamics (Fall 2015)
  • Contributor to CHEE 1131 and CHEE 6327

Research Interests

Our research is focused on the design and characterization of functional polymer films. Our work can be applied to semiconductor device manufacturing, plastic electronics, membranes, and coatings. See the Stein Group Webpage for more details.

Awards and Honors

  • Award for Excellence in Research in Scholarship from University of Houston, 2013
  • Ernest J. and Barbara M. Henley Chemical Engineering College Professorship, 2012 - 2015
  • NSF CAREER Award, 2012
  • Junior Faculty Research Excellence Award for the Cullen College of Engineering, 2012
  • Outstanding Teaching Award in the Cullen College of Engineering, 2012
  • NSF BRIGE Award, 2009
  • NRC Postdoctoral Research Fellowship, National Institute of Standards and Technology, 2007-2008
  • UCSB-MROP Poster Award for graduate student research, 2006
  • AIChE Zeisberg Award for Technical Writing, Delaware Valley Region, 2002
  • ACS Scholastic Achievement Award, 2002
  • Milton Rosenberg Scholarship, 2002
  • Hess Foundation Scholarship in Chemical Engineering, 2001
  • A.J. Drexel Scholarship, 1997-2002

Professional Activities

  • Reviewer for Macromolecules, Journal of the American Chemical Society, ACS Nano, Soft Matter, Materials Today, Macromolecular Rapid Communications, Journal of Polymer Science - Part B, Journal of Physical Chemistry, Advances in Colloid and Interface Science, Polymers,Journal of Vacuum Science & Technology B, Journal of Micro/Nanolithography, MEMS, and MOEMS, Microelectronic Engineering, and IEEE Transactions on Nanotechnology. Editorial board of Polymers .
  • Co-PI for the NSF-REU Site ``Innovations in Nanotechnology at the University of Houston.''
  • Beamtime Allocation Committee, NIST Center for Neutron Research.
  • Publicity Committee, American Physical Society - Division of Polymer Physics (DPOLY). 2012-2014.

Journal Papers / Refereed Journal Publications

  1. E. Kumarasamy, S.N. Sanders, A.B. Pun, S.A. Vaselabadi, J.Z. Low, M.Y. Sfeir, M.L. Steigerwald, G.E. Stein, L.M. Campos,

    "Properties of Poly- and Oligo-Pentacenes Synthesized from Modular Building Blocks," Macromolecules, 49, 1279-1285 [DOI]

    , 2016
  2. N. Mahadevapuram, I. Mitra, A. Bozhchenko, J. Strzalka, G.E. Stein,

    "In-plane and out-of-plane defectivity in thin films of lamellar block copolymers,'' Journal of Polymer Science Part B: Polymer Physics, 54, 339-352. [DOI]

    , 2016
  3. N. Mahadevapuram, I. Mitra, S. Sridhar, J. Strzalka, G.E. Stein,

    "Ordering of Lamellar Block Copolymers on Oxidized Silane Coatings", European Polymer Journal, 75, 495-503, [DOI]

    , 2016
  4. G.E. Stein, N. Mahadevapuram, I. Mitra,

    "Controlling Interfacial Interactions for Directed Self Assembly of Block Copolymers,'' Journal of Polymer Science Part B: Polymer Physics, 53, 96-102, [DOI]

    , 2015
  5. I. Mitra, N. Mahadevapuram, J. Strzalka, G.E. Stein,,

    "Tilting of lamellar domains on neutral random copolymer brushes,'' Advances in Patterning Materials and Processes XXXII: Proceedings of the SPIE, 942320,  [DOI]

    , 2015
  6. J. Hayat, I. Mitra, Y. Qiao, G.E. Stein, C. Tang,,

    "Improving humidity-controlled solvent annealing processes for block copolymer poly(ethylene oxide)-b-polystyrene,'' European Polymer Journal, 71, 476-489, [DOI]

    , 2015
  7. R. Verduzco, X. Li, S.L. Pesek, G.E. Stein,

    "Applications and self-assembly of bottlebrush copolymers", Chemical Society Reviews, 44, 2405-2420 [DOI]

    , 2015
  8. A.A. Patil, M. Doxastakis, G.E. Stein,

    "Modeling acid transport in chemically amplified resist films,'' Advances in Patterning Materials and Processes XXXI: Proceedings of the SPIE, 90511M, [DOI]

    , 2014
  9. A.A. Patil, Y.N. Pandey, M. Doxastakis, G.E. Stein,

    "Characterizing acid diffusion lengths in chemically amplified resists from measurements of deprotection kinetics," Journal of Micro/Nanolithography, MEMS, and MOEMS, 13, 043017

    , 2014
  10. G. Deng, Y. Zhang, C. Ye, Z. Qiang, G.E. Stein, K.A. Cavicchi, B.D. Vogt,

    "Bicontinuous mesoporous carbon thin film via an order-order transition," Chemical Communications, 50, 12684-12687

    , 2014
  11. I. Mitra, X. Li, S.L. Pesek, B. Makarenko, B.D. Lokitz, D. Uhrig, J.F. Ankner, R. Verduzco, G.E. Stein,

    "Thin Film Phase Behavior of Bottlebrush/Linear Polymer Blends,'' Macromolecules, 47, 5269-5276, 2014. [DOI]

    , 2014
  12. J. Cushen, L. Wan, G. Pandav, I. Mitra, G.E. Stein, V. Ganesan, R. Ruiz, C.G. Willson, C.J. Ellison,

    "Inducing Order in Poly(trimethylsilyl styrene-b-D,L-lactide) by Solvent Annealing Using a Mixture of Domain-Selective Solvents," Journal of Polymer Science Part B: Polymer Physics, 52, 36-45. [DOI]

    , 2014
  13. Y. Qiao, R. Ferebee, B. Lee, I. Mitra, N.A. Lynd, J. Hayat, G.E. Stein, M.R. Bockstaller, C. Tang,

    "Symmetric poly(ethylene oxide-b-styrene-b-isoprene) triblock copolymers: Synthesis, characterization and self-assembly in bulk and thin film," Macromolecules, 47, 6373-6381

    , 2014
  14. Z. Qiang, L. Zhang, G.E. Stein, K. Cavicchi, B.D. Vogt,

    "Unidirectional alignment of block copolymer films induced by expansion of a permeable elastomer during solvent vapor annealing," Macromolecules, 47, 1109-1116, [DOI]

    , 2014
  15. D. Sunday, M.R. Hammond, C. Wang, W.L. Wu, R.J. Kline, G.E. Stein,

    "3D X-ray metrology for block copolymer lithography line-space patterns,'' Journal of Micro/Nanolithography, MEMS, and MOEMS, 12, 031103. [DOI]

    , 2013
  16. E. Cacao, T. Sherlock, A. Nasrullah, S. Kemper, J. Knoop, K. Kourentzi, P. Ruchhoeft, G.E. Stein, R.L. Atmar, R.C. Willson,

    "Helium beam shadowing for high spatial resolution patterning of antibodies on microstructured diagnostic surfaces,'' Biointerphases, 8, 1-10. [DOI]

    , 2013
  17. E.E. Cacao, A. Nasrullah, T. Sherlock, S. Kemper, K. Kourentzi, P. Ruchhoeft, G.E. Stein, R.C. Willson,

    "High-Resolution, High-Throughput, Positive-tone Patterning of Poly(ethylene glycol) by Helium Beam Exposure through Stencil Masks,'' PLoS One, 8, e56835, 2013. [DOI]

    , 2013
  18. M. Luo, J.E. Seppala, J.N.L. Albert, R.L. Lewis, III, N. Mahadevapuram, G.E. Stein, T.H. Epps,

    "Manipulating nanoscale morphologies in cylinder-forming poly(styrene-b-isoprene-b-styrene) thin films using film thickness and substrate surface chemistry gradients,'' Macromolecules, 46, 1803-1811. [DOI]

    , 2013
  19. N. Mahadevapuram, J. Strzalka, G.E. Stein,

    "Grazing-incidence transmission small angle X-ray scattering from thin films of block copolymers," Journal of Polymer Science Part B: Polymer Physics, 51, 602-610. [DOI]

    , 2013
  20. Z. Qiang, J. Xue, G.E. Stein, K.A. Cavicchi, B.D. Vogt,

    Control of ordering and structure in soft templated mesoporous carbon films by use of selective solvent additives, Langmuir, 29, 8703-8712. [DOI]

    , 2013
  21. A. Labiano, M. Dai, W-S Young, G.E. Stein, K. Cavicchi, T. Epps, B.D. Vogt,

    “Impact of homopolymer pore expander on the morphology of mesoporous carbon films using organic-organic self-assembly,” The Journal of Physical Chemistry C, 116, 6038-6046. [DOI]

    , 2012
  22. G.M. Perera, C. Wang, M. Doxastakis, R.J. Kline, W.L. Wu, A.W. Bosse, G.E. Stein,

    "Directed self-assembly of lamellar copolymers: Effects of interfacial interactions on domain shape," ACS Macro Letters, 1, 1244-1248. [DOI]

    , 2012
  23. G.M. Perera, Y.N. Pandey, A.A. Patil, G.E. Stein, M. Doxastakis,

    ``Reaction kinetics in acid-catalyzed deprotection of polymer films,'' The Journal of Physical Chemistry C, 116, 24706-24716.  [DOI]

    , 2012
  24. S. Moungthai, N. Mahadevapuram, P. Ruchhoeft, G.E. Stein,

    "Direct patterning of conductive polymer domains for photovoltaic devices,'' ACS Applied Materials & Interfaces, 4, 4015-4023. [DOI]

    , 2012
  25. S. Moungthai, T.C.H. Pham, A.A. Rajaendran, G.E. Stein,

    "Ordered arrays of polymer droplets with triangular, circular, and rod-like shapes," Soft Matter, 8, 10026-10031. [DOI]

    , 2012
  26. B.D. Vogt, V.L. Chavez, M. Dai, M.R. Croda Arreola, L. Song, D. Feng, D. Zhao, G.M. Perera, G.E. Stein,

    “Impact of film thickness on the morphology of mesoporous carbon films using organic-organic self assembly,” Langmuir, 27, 5607-5615. [DOI]

    , 2011
  27. T. Vu, N. Mahadevapuram, G.M. Perera, G.E. Stein,

    “Controlling domain Orientations in thin films of AB and ABA block copolymers,” Macromolecules, 44, 6121–6127. [DOI]

    , 2011
  28. G.E. Stein, J.A. Liddle, A.L. Aquila, E.M. Gullikson,

    “Measuring the structure of epitaxially assembled block copolymer domains with soft x-ray diffraction,” Macromolecules, 43, 433-441. [DOI]

    , 2010
  29. G.M. Perera, G.E. Stein, J.A. Liddle,

    “Spatial Coherence in Electron-Beam Patterning,” Journal of Vacuum Science & Technology B, 28, 1048-1055. [DOI]

    , 2010
  30. V. Mishra, S.-M. Hur, G.H. Fredrickson, E.J. Kramer, E.W. Cochran, G.E. Stein,

    “Symmetry transition in thin films of diblock copolymer/homopolymer blends,” Macromolecules, 43, 1942-1949. [DOI]

    , 2010
  31. C. Tang, J. Bang, G.E. Stein, G.H. Fredrickson, C.J. Hawker, E.J. Kramer, M. Sprung, J. Wang,

    “Square packing and structural arrangement of ABC triblock copolymers in thin films,” Macromolecules, 41, 4328-4339. [DOI]

    , 2008
  32. G.E. Stein, E.J. Kramer, X. Li, J. Wang,

    “Thickness dependent ordering in laterally confined monolayers of spherical domain block copolymers,” Macromolecules40, 5791-5800. [DOI]

    , 2007
  33. G.E. Stein, E.J. Kramer, X. Li, J. Wang,

    “Layering transitions in thin films of spherical-domain block copolymers,” Macromolecules, 40, 453-2460. [DOI]

    , 2007
  34. G.E. Stein, E.J. Kramer, X. Li, J. Wang,

    “Single crystal diffraction from two-dimensional block copolymer arrays,” Physical Review Letters, 98, 086101. [DOI]

    , 2007
  35. G.E. Stein, E.W. Cochran, K. Katsov, G.H. Fredrickson, E.J. Kramer, X. Li, J. Wang,

    “Symmetry breaking of in-plane order in confined copolymer mesophases,” Physical Review Letters, 98, 158302. [DOI]

    , 2007
  36. J. Bang, B.J. Kim, G.E. Stein, E.J. Kramer, C.J. Hawker, T.P. Russell,

    “Effect of humidity on the ordering of PEO-based copolymer thin films,” Macromolecules, 40, 7019-7025. [DOI]

    , 2007
  37. V. Khanna, E. Cochran, A. Hexemer, G.E. Stein, G.H. Fredrickson, E.J. Kramer, X. Li, J. Wang, S.F. Hahn,

    “Effect of chain architecture and surface energies on the ordering behavior of lamellar and cylinder forming block copolymers,” Macromolecules, 39, 9346-9356. [DOI]

    , 2006
  38. A. Hexemer, G.E. Stein, E.J. Kramer, S. Magonov,

    “Block copolymer monolayer structure measured with scanning force microscopy moire patterns,” Macromolecules, 38, 7083-7089. [DOI]

    , 2005