Soft Materials Microscopy Publications

(October 2008–September 2009)

N.P. Balsara, E.D. Gomez, D.A. Durkee, M.A. Ellsworth, A.T. Bell, "Microstructure and Solvent Distribution in Crosslinked Diblock Copolymer Gels", vol. 40, p. 5103-5110, Macromolecules, 2007. Support Details: Material synthesis and neutron scattering at NIST supported by NSF. Electron microscopy supported by DMSE
M.J. Park, K.H. Downing, A. Jackson, E.D. Gomez, A.M. Minor, D. Cookson, A.Z. Weber, N.P. Balsara, "Increased Water Retention in Polymer Electrolyte Membranes at Elevated Temperatures Assisted by Capillary Condensation",  Nano Letters, vol. 7, pg. 3547-3552, 2007.  Support Details: Material synthesis electrochemical characterization, and electron microscopy of dry samples supported by DMSE (major funding by DMSE). User facilities used for sample characterization: X-ray scattering at Advanced Photon Source supported by BES. Cryo-Electron Microscopy of hydrated samples run on instruments in the Life Sciences Division of LBNL. Neutron scattering at NIST supported by NSF.
E.D. Gomez, M.L. Ruegg, A.M. Minor, C. Kisielowski, K.H. Downing, R.M. Glaeser, N.P. Balsara, "Interfacial Concentration Profiles of Rubbery Polyolefin Lamellae Determined by Quantitative Electron Microscopy", Macromolecules, vol. 41, p. 156-162, 2008. Support Details: Electron microscopy of dry samples supported by DMSE (major funding by DMSE). User facilities used for sample characterization: Neutron scattering at NIST supported by NSF.
M.J. Park, A.J. Nedoma, P.L. Geissler, A. Jackson, D. Cookson, "Humidity-Induced Phase Transitions in Ion-Containing Block Copolymer Membranes", Macromolecules, vol. 41, pg. 2271-2277, 2008. Support Details: Material synthesis and characterization supported by DMSE (major funding by DMSE). User facilities used for sample characterization: X-ray scattering at Advanced Photon Source supported by BES and NSF. Neutron scattering at NIST supported by NSF.
M.J. Park, N.P. Balsara, "Phase Behavior of Symmetric Sulfonated Block Copolymers", Macromolecules, vol. 41, pg. 3678-3687, 2008. Support Details: Material synthesis and characterization supported by DMSE (major funding by DMSE). User facilities used for sample characterization: X-ray scattering at Advanced Photon Source supported by BES and NSF. Neutron scattering at NIST supported by NSF.
E.D. Gomez, A. Panday, E.H. Feng, V. Chen, G.M. Stone, A.M. Minor, C. Kisielowski, K.H. Downing, O. Borodin, G.D. Smith, N.P. Balsara,"Effect of Ion Distribution of Conductivity of Block Copolymer Electrolytes",  Nano Letters, vol. 9, pg. 1212-1216, 2009. Support Details: Material characterization and electron microscopy supported by DMSE (major funding by DMSE). Materials synthesis supported by EERE, DOE. User facilities used for sample characterization: X-ray scattering at Advanced Photon Source supported by BES and NSF.
"Order-Disorder Transitions in Block Copolymer Electrolytes at Equilibrium with Humid Air", M.J. Park, A. Jackson, N.P. Balsara, vol. 42, pg. 6808-6815,  Macromolecules, 2009. Support Details: Material synthesis and characterization supported by DMSE (major funding by DMSE).User facilities used for sample characterization: X-ray scattering at Advanced Photon Source supported by BES and NSF. Neutron scattering at NIST supported by NSF.
M.J. Park, S. Kim, A.M. Minor, A. Hexemer, N.P. Balsara, "Control of Domain Orientation in Block Copolymer Electrolyte Membranes at the Interface with Humid Air",  Advanced Materials, vol. 21, pg. 203-208, 2008. Support Details: Material synthesis and characterization supported by DMSE (major funding by DMSE). Additional support from EERE, DOE.
D. Alloyeau, W.K. Hsieh, E.H. Anderson, D.L. Hilken, X. Meng, F-R. Chen, C. Kisielowski, "Imaging of soft and hard materials using a Boesch phase plate in a transmission electron microscope,"  Ultramicroscopy (2010), in press. Support Details: Fabrication and analysis entirely supported by DMSE. Libra microscope was accessed through a proposal process at the NCEM.
D. Alloyeau, B. Freitag, S. Dag, L.W. Wang, C. Kisielowski, "Atomic-resolution three-dimensional imaging of germanium self-interstitials near a surface: Aberration-corrected transmission electron microscopy", Physical Review B, B80, p. 014114, 2009.  (Editors choice & Viewpoint) Support Details: Analysis supported by DMSE. TEAM o.5 microscope was accessed within a test period to benchmark its performance.

(October 2007–September 2008)

N. Balsara
Durkee, D. A.; Gomez, E. D.; Ellsworth, M. W.; Bell, A. T.; Balsara, N. P., Microstructure and solvent
distribution in cross-linked diblock copolymer gels. Macromolecules 2007, 40, (14), 5103-5110.
Eitouni, H. B.; Balsara, N. P., Electrochemically controlled self-assembly of an organometallic block
copolymer. Journal of the American Chemical Society 2006, 128, (50), 16248-16252.
Park, M. J.; Balsara, N. P., Phase behavior of symmetric sulfonated block copolymers. Macromolecules
2008, 41, (10), 3678-3687.
Park, M. J.; Downing, K. H.; Jackson, A.; Gomez, E. D.; Minor, A. M.; Cookson, D.; Weber, A. Z.; Balsara,
N. P., Increased water retention in polymer electrolyte membranes at elevated temperatures
assisted by capillary condensation. Nano Letters 2007, 7, (11), 3547-3552.
Park, M. J.; Nedoma, A. J.; Geissler, P. L.; Balsara, N. P.; Jackson, A.; Cookson, D., Humidity-induced
phase transitions in ion-containing block copolymer membranes. Macromolecules 2008, 41, (6),
2271-2277.
Singh, M.; Odusanya, O.; Wilmes, G. M.; Eitouni, H. B.; Gomez, E. D.; Patel, A. J.; Chen, V. L.; Park, M. J.; Fragouli, P.; Iatrou, H.; Hadjichristidis, N.; Cookson, D.; Balsara, N. P., Effect of molecular
weight on the mechanical and electrical properties of block copolymer electrolytes.
Macromolecules 2007, 40, (13), 4578-4585.
Virgili, J. M.; Tao, Y. F.; Kortright, J. B.; Balsara, N. P.; Segalman, R. A., Analysis of order formation in
block copolymer thin films using resonant soft X-ray scattering. Macromolecules 2007, 40, (6),
2092-2099.

A. Minor
Gomez, E. D.; Ruegg, M. L.; Minor, A. M.; Kisielowski, C.; Downing, K. H.; Glaeser, R. M.; Balsara, N. P.,
Interfacial concentration profiles of rubbery polyolefin lamellae determined by quantitative electron
microscopy. Macromolecules 2008, 41, (1), 156-162.
Shan, Z. W.; Cao, L. L.; Gao, D.; Minor, A. M.; Asif, S. A. S.; Warren, O. L., Quantitatively exploring the
mechanical behavior of Si nanowires inside a TEM. Microscopy and Microanalysis 2007, 13, 74- 75.
Shan, Z. W.; Li, J.; Cheng, Y. Q.; Minor, A. M.; Asif, S. A. S.; Warren, O. L.; Ma, E., Plastic flow and
failure resistance of metallic glass: Insight from in situ compression of nanopillars. Physical
Review B 2008, 77, (15).
Shan, Z. W.; Lu, L.; Minor, A. M.; Stach, E. A.; Mao, S. X., The effect of twin plane spacing on the
deformation of copper containing a high density of growth twins. Jom 2008, 60, (9), 71-74.
Shan, Z. W.; Mishra, R. K.; Asif, S. A. S.; Warren, O. L.; Minor, A. M., Mechanical annealing and sourcelimited
deformation in submicrometre-diameter Ni crystals. Nature Materials 2008, 7, (2), 115-
119.