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    Hexemer, Alexander

    TitlePhysicist Staff Sci/Engr
    SchoolLawrence Berkeley National Lab
    DepartmentAdvanced Light Source
    Address1 Cyclotron Road
    Berkeley CA 94720
    Phone510/486-6435
    vCardDownload vCard

      Collapse Bibliographic 
      Collapse Publications
      Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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      1. Hu Q, Zhao L, Wu J, Gao K, Luo D, Jiang Y, Zhang Z, Zhu C, Schaible E, Hexemer A, Wang C, Liu Y, Zhang W, Grätzel M, Liu F, Russell TP, Zhu R, Gong Q. In situ dynamic observations of perovskite crystallisation and microstructure evolution intermediated from [PbI6]4- cage nanoparticles. Nat Commun. 2017 Jun 21; 8:15688. PMID: 28635947.
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      2. Pröller S, Moseguí González D, Zhu C, Schaible E, Wang C, Müller-Buschbaum P, Hexemer A, Herzig EM. Note: Setup for chemical atmospheric control during in situ grazing incidence X-ray scattering of printed thin films. Rev Sci Instrum. 2017 Jun; 88(6):066101. PMID: 28668014.
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      3. Ren F, Pandolfi R, Van Campen D, Hexemer A, Mehta A. On-the-Fly Data Assessment for High-Throughput X-ray Diffraction Measurements. ACS Comb Sci. 2017 Jun 12; 19(6):377-385. PMID: 28463477.
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      4. Meshot ER, Zwissler DW, Bui N, Kuykendall TR, Wang C, Hexemer A, Wu KJJ, Fornasiero F. Quantifying the Hierarchical Order in Self-Aligned Carbon Nanotubes from Atomic to Micrometer Scale. ACS Nano. 2017 Jun 27; 11(6):5405-5416. PMID: 28414424.
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      5. Liu F, Ferdous S, Wan X, Zhu C, Schaible E, Hexemer A, Wang C, Russell TP. Printing Fabrication of Bulk Heterojunction Solar Cells and In Situ Morphology Characterization. J Vis Exp. 2017 Jan 29; (119). PMID: 28190050.
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      6. Zhu C, Tuchband MR, Young A, Shuai M, Scarbrough A, Walba DM, Maclennan JE, Wang C, Hexemer A, Clark NA. Resonant Carbon K-Edge Soft X-Ray Scattering from Lattice-Free Heliconical Molecular Ordering: Soft Dilative Elasticity of the Twist-Bend Liquid Crystal Phase. Phys Rev Lett. 2016 04 08; 116(14):147803. PMID: 27104729.
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      7. Palumbiny CM, Liu F, Russell TP, Hexemer A, Wang C, Müller-Buschbaum P. The Crystallization of PEDOT:PSS Polymeric Electrodes Probed In Situ during Printing. Adv Mater. 2015 Jun 10; 27(22):3391-7. PMID: 25903292.
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      8. Zhu C, Wang C, Young A, Liu F, Gunkel I, Chen D, Walba D, Maclennan J, Clark N, Hexemer A. Probing and controlling liquid crystal helical nanofilaments. Nano Lett. 2015 May 13; 15(5):3420-4. PMID: 25867200.
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      9. Zhao Y, Kornienko N, Liu Z, Zhu C, Asahina S, Kuo TR, Bao W, Xie C, Hexemer A, Terasaki O, Yang P, Yaghi OM. Mesoscopic constructs of ordered and oriented metal-organic frameworks on plasmonic silver nanocrystals. J Am Chem Soc. 2015 Feb 18; 137(6):2199-202. PMID: 25622094.
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      10. Hexemer A, Müller-Buschbaum P. Advanced grazing-incidence techniques for modern soft-matter materials analysis. IUCrJ. 2015 Jan 01; 2(Pt 1):106-25. PMID: 25610632; PMCID: PMC4285885.
      11. Liu F, Ferdous S, Schaible E, Hexemer A, Church M, Ding X, Wang C, Russell TP. Fast printing and in situ morphology observation of organic photovoltaics using slot-die coating. Adv Mater. 2015 Feb 04; 27(5):886-91. PMID: 25503869.
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      12. Pfadler T, Coric M, Palumbiny CM, Jakowetz AC, Strunk KP, Dorman JA, Ehrenreich P, Wang C, Hexemer A, Png RQ, Ho PK, Müller-Buschbaum P, Weickert J, Schmidt-Mende L. Influence of interfacial area on exciton separation and polaron recombination in nanostructured bilayer all-polymer solar cells. ACS Nano. 2014 Dec 23; 8(12):12397-409. PMID: 25412270.
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      13. Gomez LF, Ferguson KR, Cryan JP, Bacellar C, Tanyag RM, Jones C, Schorb S, Anielski D, Belkacem A, Bernando C, Boll R, Bozek J, Carron S, Chen G, Delmas T, Englert L, Epp SW, Erk B, Foucar L, Hartmann R, Hexemer A, Huth M, Kwok J, Leone SR, Ma JH, Maia FR, Malmerberg E, Marchesini S, Neumark DM, Poon B, Prell J, Rolles D, Rudek B, Rudenko A, Seifrid M, Siefermann KR, Sturm FP, Swiggers M, Ullrich J, Weise F, Zwart P, Bostedt C, Gessner O, Vilesov AF. Helium superfluidity. Shapes and vorticities of superfluid helium nanodroplets. Science. 2014 Aug 22; 345(6199):906-9. PMID: 25146284.
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      14. Beers KM, Yakovlev S, Jackson A, Wang X, Hexemer A, Downing KH, Balsara NP. Absence of Schroeder's paradox in a nanostructured block copolymer electrolyte membrane. J Phys Chem B. 2014 Jun 19; 118(24):6785-91. PMID: 24842682; PMCID: PMC4207082.
      15. Oh JW, Chung WJ, Heo K, Jin HE, Lee BY, Wang E, Zueger C, Wong W, Meyer J, Kim C, Lee SY, Kim WG, Zemla M, Auer M, Hexemer A, Lee SW. Biomimetic virus-based colourimetric sensors. Nat Commun. 2014; 5:3043. PMID: 24448217.
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      16. Zhang Y, Hanifi D, Lim E, Chourou S, Alvarez S, Pun A, Hexemer A, Ma B, Liu Y. Enhancing the performance of solution-processed n-type organic field-effect transistors by blending with molecular "aligners". Adv Mater. 2014 Feb 26; 26(8):1223-8. PMID: 24591009.
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      17. Gu X, Gunkel I, Hexemer A, Gu W, Russell TP. An in situ grazing incidence X-ray scattering study of block copolymer thin films during solvent vapor annealing. Adv Mater. 2014 Jan 15; 26(2):273-81. PMID: 24282077.
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      18. Jackson A, Beers KM, Chen XC, Hexemer A, Pople JA, Kerr JB, Balsara NP. Design of a humidity controlled sample stage for simultaneous conductivity and synchrotron X-ray scattering measurements. Rev Sci Instrum. 2013 Jul; 84(7):075114. PMID: 23902113.
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      19. Shin SH, Comolli LR, Tscheliessnig R, Wang C, Nam KT, Hexemer A, Siegerist CE, De Yoreo JJ, Bertozzi CR. Self-assembly of "S-bilayers", a step toward expanding the dimensionality of S-layer assemblies. ACS Nano. 2013 Jun 25; 7(6):4946-53. PMID: 23705800.
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      20. Guo C, Lin YH, Witman MD, Smith KA, Wang C, Hexemer A, Strzalka J, Gomez ED, Verduzco R. Conjugated block copolymer photovoltaics with near 3% efficiency through microphase separation. Nano Lett. 2013 Jun 12; 13(6):2957-63. PMID: 23687903.
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      21. Chou KW, Yan B, Li R, Li EQ, Zhao K, Anjum DH, Alvarez S, Gassaway R, Biocca A, Thoroddsen ST, Hexemer A, Amassian A. Spin-cast bulk heterojunction solar cells: a dynamical investigation. Adv Mater. 2013 Apr 04; 25(13):1923-9. PMID: 23436738.
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      22. Chen G, Modestino MA, Poon BK, Schirotzek A, Marchesini S, Segalman RA, Hexemer A, Zwart PH. Structure determination of Pt-coated Au dumbbells via fluctuation X-ray scattering. J Synchrotron Radiat. 2012 Sep; 19(Pt 5):695-700. PMID: 22898947.
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      23. Hong SW, Voronov DL, Lee DH, Hexemer A, Padmore HA, Xu T, Russell TP. Controlled orientation of block copolymers on defect-free faceted surfaces. Adv Mater. 2012 Aug 16; 24(31):4278-83. PMID: 22761040.
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      24. Kozub DR, Vakhshouri K, Kesava SV, Wang C, Hexemer A, Gomez ED. Direct measurements of exciton diffusion length limitations on organic solar cell performance. Chem Commun (Camb). 2012 Jun 14; 48(47):5859-61. PMID: 22572808.
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      25. Gann E, Young AT, Collins BA, Yan H, Nasiatka J, Padmore HA, Ade H, Hexemer A, Wang C. Soft x-ray scattering facility at the Advanced Light Source with real-time data processing and analysis. Rev Sci Instrum. 2012 Apr; 83(4):045110. PMID: 22559579.
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      26. Liu H, Morris RJ, Hexemer A, Grandison S, Zwart PH. Computation of small-angle scattering profiles with three-dimensional Zernike polynomials. Acta Crystallogr A. 2012 Mar; 68(Pt 2):278-85. PMID: 22338662.
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      27. Mullin SA, Stone GM, Teran AA, Hallinan DT, Hexemer A, Balsara NP. Current-induced formation of gradient crystals in block copolymer electrolytes. Nano Lett. 2012 Jan 11; 12(1):464-8. PMID: 22191995.
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      28. Zavala-Rivera P, Channon K, Nguyen V, Sivaniah E, Kabra D, Friend RH, Nataraj SK, Al-Muhtaseb SA, Hexemer A, Calvo ME, Miguez H. Collective osmotic shock in ordered materials. Nat Mater. 2011 Nov 27; 11(1):53-7. PMID: 22120413.
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      29. Zhang Y, Hanifi D, Alvarez S, Antonio F, Pun A, Klivansky LM, Hexemer A, Ma B, Liu Y. Charge transport anisotropy in n-type disk-shaped triphenylene-tris(aroyleneimidazole)s. Org Lett. 2011 Dec 16; 13(24):6528-31. PMID: 22082278.
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      30. Chung WJ, Oh JW, Kwak K, Lee BY, Meyer J, Wang E, Hexemer A, Lee SW. Biomimetic self-templating supramolecular structures. Nature. 2011 Oct 19; 478(7369):364-8. PMID: 22012394.
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      31. Wang C, Lee DH, Hexemer A, Kim MI, Zhao W, Hasegawa H, Ade H, Russell TP. Defining the nanostructured morphology of triblock copolymers using resonant soft X-ray scattering. Nano Lett. 2011 Sep 14; 11(9):3906-11. PMID: 21805981.
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      32. Seltzer SJ, Michalak DJ, Donaldson MH, Balabas MV, Barber SK, Bernasek SL, Bouchiat MA, Hexemer A, Hibberd AM, Kimball DF, Jaye C, Karaulanov T, Narducci FA, Rangwala SA, Robinson HG, Shmakov AK, Voronov DL, Yashchuk VV, Pines A, Budker D. Investigation of antirelaxation coatings for alkali-metal vapor cells using surface science techniques. J Chem Phys. 2010 Oct 14; 133(14):144703. PMID: 20950026.
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      33. Rancatore BJ, Mauldin CE, Tung SH, Wang C, Hexemer A, Strzalka J, Fréchet JM, Xu T. Nanostructured organic semiconductors via directed supramolecular assembly. ACS Nano. 2010 May 25; 4(5):2721-9. PMID: 20402495.
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      34. Wang C, Garcia A, Yan H, Sohn KE, Hexemer A, Nguyen TQ, Bazan GC, Kramer EJ, Ade H. Interfacial widths of conjugated polymer bilayers. J Am Chem Soc. 2009 Sep 09; 131(35):12538-9. PMID: 19678636.
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      35. Hexemer A, Vitelli V, Kramer EJ, Fredrickson GH. Monte Carlo study of crystalline order and defects on weakly curved surfaces. Phys Rev E Stat Nonlin Soft Matter Phys. 2007 Nov; 76(5 Pt 1):051604. PMID: 18233666.
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      36. Paik MY, Krishnan S, You F, Li X, Hexemer A, Ando Y, Kang SH, Fischer DA, Kramer EJ, Ober CK. Surface organization, light-driven surface changes, and stability of semifluorinated azobenzene polymers. Langmuir. 2007 Apr 24; 23(9):5110-9. PMID: 17397198.
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      37. Chantawansri TL, Bosse AW, Hexemer A, Ceniceros HD, García-Cervera CJ, Kramer EJ, Fredrickson GH. Self-consistent field theory simulations of block copolymer assembly on a sphere. Phys Rev E Stat Nonlin Soft Matter Phys. 2007 Mar; 75(3 Pt 1):031802. PMID: 17500717.
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      38. Krishnan S, Ward RJ, Hexemer A, Sohn KE, Lee KL, Angert ER, Fischer DA, Kramer EJ, Ober CK. Surfaces of fluorinated pyridinium block copolymers with enhanced antibacterial activity. Langmuir. 2006 Dec 19; 22(26):11255-66. PMID: 17154613.
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      39. Krishnan S, Ayothi R, Hexemer A, Finlay JA, Sohn KE, Perry R, Ober CK, Kramer EJ, Callow ME, Callow JA, Fischer DA. Anti-biofouling properties of comblike block copolymers with amphiphilic side chains. Langmuir. 2006 May 23; 22(11):5075-86. PMID: 16700597.
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      40. Krishnan S, Wang N, Ober CK, Finlay JA, Callow ME, Callow JA, Hexemer A, Sohn KE, Kramer EJ, Fischer DA. Comparison of the fouling release properties of hydrophobic fluorinated and hydrophilic PEGylated block copolymer surfaces: attachment strength of the diatom Navicula and the green alga Ulva. Biomacromolecules. 2006 May; 7(5):1449-62. PMID: 16677026.
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      41. Andruzzi L, Senaratne W, Hexemer A, Sheets ED, Ilic B, Kramer EJ, Baird B, Ober CK. Oligo(ethylene glycol) containing polymer brushes as bioselective surfaces. Langmuir. 2005 Mar 15; 21(6):2495-504. PMID: 15752045.
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      42. Andruzzi L, Hexemer A, Li X, Ober CK, Kramer EJ, Galli G, Chiellini E, Fischer DA. Control of surface properties using fluorinated polymer brushes produced by surface-initiated controlled radical polymerization. Langmuir. 2004 Nov 23; 20(24):10498-506. PMID: 15544378.
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      43. Segalman RA, Hexemer A, Kramer EJ. Edge effects on the order and freezing of a 2D array of block copolymer spheres. Phys Rev Lett. 2003 Nov 07; 91(19):196101. PMID: 14611589.
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      44. Youngblood JP, Andruzzi L, Ober CK, Hexemer A, Kramer EJ, Callow JA, Finlay JA, Callow ME. Coatings based on side-chain ether-linked poly(ethylene glycol) and fluorocarbon polymers for the control of marine biofouling. Biofouling. 2003 Apr; 19 Suppl:91-8. PMID: 14618709.
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