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Brett A. Helms, Ph.D. - Publications

Affiliations: 
Molecular Foundry Lawrence Berkeley National Laboratory, Berkeley, CA, USA 
Area:
Organic Chemistry, Supramolecular Chemistry, Materials Chemistry
Website:
http://foundry.lbl.gov/helmsgroup/
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67 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2024 Hua M, Peng Z, Guha RD, Ruan X, Ng KC, Demarteau J, Haber S, Fricke SN, Reimer JA, Salmeron MB, Persson KA, Wang C, Helms BA. Mechanochemically accelerated deconstruction of chemically recyclable plastics. Science Advances. 10: eadq3801. PMID 39292772 DOI: 10.1126/sciadv.adq3801  0.315
2024 Cui F, Zhang Y, Sui Y, Chen H, Helms BA, Yan J. Rewritable Surface-Grafted Polymer Brushes with Dynamic Covalent Linkages. Angewandte Chemie (International Ed. in English). e202410862. PMID 39146247 DOI: 10.1002/anie.202410862  0.326
2023 Fink Z, Wu X, Kim PY, McGlasson A, Abdelsamie M, Emrick T, Sutter-Fella CM, Ashby PD, Helms BA, Russell TP. Mixed Nanosphere Assemblies at a Liquid-Liquid Interface. Small (Weinheim An Der Bergstrasse, Germany). e2308560. PMID 37994305 DOI: 10.1002/smll.202308560  0.39
2023 Shi JX, Ciccia NR, Pal S, Kim DD, Brunn JN, Lizandara-Pueyo C, Ernst M, Haydl AM, Messersmith PB, Helms BA, Hartwig JF. Chemical Modification of Oxidized Polyethylene Enables Access to Functional Polyethylenes with Greater Reuse. Journal of the American Chemical Society. PMID 37733607 DOI: 10.1021/jacs.3c07186  0.307
2020 Xie G, Forth J, Zhu S, Helms BA, Ashby PD, Shum HC, Russell TP. Hanging droplets from liquid surfaces. Proceedings of the National Academy of Sciences of the United States of America. PMID 32220955 DOI: 10.1073/Pnas.1922045117  0.331
2019 He C, Shi S, Wang D, Helms BA, Russell TP. Poly(Oxime-Ester) Vitrimers with Catalyst-Free Bond Exchange. Journal of the American Chemical Society. PMID 31433176 DOI: 10.1021/Jacs.9B06668  0.351
2019 Christensen PR, Scheuermann AM, Loeffler KE, Helms BA. Closed-loop recycling of plastics enabled by dynamic covalent diketoenamine bonds. Nature Chemistry. 11: 442-448. PMID 31011169 DOI: 10.1038/S41557-019-0249-2  0.43
2019 Feng W, Chai Y, Forth J, Ashby PD, Russell TP, Helms BA. Harnessing liquid-in-liquid printing and micropatterned substrates to fabricate 3-dimensional all-liquid fluidic devices. Nature Communications. 10: 1095. PMID 30842556 DOI: 10.1038/S41467-019-09042-Y  0.32
2019 Ma L, Fu C, Li L, Mayilvahanan KS, Watkins T, Perdue BR, Zavadil KR, Helms BA. Nanoporous Polymer Films with High Cation Transference Number Stabilize Lithium Metal Anodes in Light-Weight Batteries for Electrified Transportation. Nano Letters. PMID 30673293 DOI: 10.1021/Acs.Nanolett.8B05101  0.392
2019 Helms BA, Seferos DS. Virtual Issue: Designing Polymers for Use in Electrochemical Energy Storage Devices Macromolecules. 52: 1349-1353. DOI: 10.1021/Acs.Macromol.9B00035  0.354
2019 Baran MJ, Braten MN, Sahu S, Baskin A, Meckler SM, Li L, Maserati L, Carrington ME, Chiang Y, Prendergast D, Helms BA. Design Rules for Membranes from Polymers of Intrinsic Microporosity for Crossover-free Aqueous Electrochemical Devices Joule. 3: 2968-2985. DOI: 10.1016/J.Joule.2019.08.025  0.362
2018 Zhang Z, Jiang Y, Huang C, Chai Y, Goldfine E, Liu F, Feng W, Forth J, Williams TE, Ashby PD, Russell TP, Helms BA. Guiding kinetic trajectories between jammed and unjammed states in 2D colloidal nanocrystal-polymer assemblies with zwitterionic ligands. Science Advances. 4: eaap8045. PMID 30083598 DOI: 10.1126/Sciadv.Aap8045  0.319
2018 Forth J, Liu X, Hasnain J, Toor A, Miszta K, Shi S, Geissler PL, Emrick T, Helms BA, Russell TP. Reconfigurable Printed Liquids. Advanced Materials (Deerfield Beach, Fla.). e1707603. PMID 29573293 DOI: 10.1002/Adma.201707603  0.529
2018 Hendriks KH, Robinson SG, Braten MN, Sevov CS, Helms BA, Sigman MS, Minteer SD, Sanford MS. High-Performance Oligomeric Catholytes for Effective Macromolecular Separation in Nonaqueous Redox Flow Batteries. Acs Central Science. 4: 189-196. PMID 29532018 DOI: 10.1021/Acscentsci.7B00544  0.307
2018 Toor A, Lamb S, Helms B, Russell TP. Reconfigurable Microfluidic Droplets Stabilized by Nanoparticle Surfactants. Acs Nano. PMID 29509400 DOI: 10.1021/Acsnano.7B07635  0.331
2018 Meckler SM, Bachman JE, Robertson BP, Zhu C, Long JR, Helms BA. Thermally Rearranged Polymer Membranes Containing Tröger's Base Units with Exceptional Performance for Air Separations. Angewandte Chemie (International Ed. in English). PMID 29436159 DOI: 10.1002/Anie.201800556  0.414
2018 Montoto EC, Cao Y, Hernández-Burgos K, Sevov CS, Braten MN, Helms BA, Moore JS, Rodríguez-López J. Effect of the Backbone Tether on the Electrochemical Properties of Soluble Cyclopropenium Redox-Active Polymers Macromolecules. 51: 3539-3546. DOI: 10.1021/Acs.Macromol.8B00574  0.448
2018 Hwa Y, Frischmann PD, Helms BA, Cairns EJ. Aqueous-Processable Redox-Active Supramolecular Polymer Binders for Advanced Lithium/Sulfur Cells Chemistry of Materials. 30: 685-691. DOI: 10.1021/Acs.Chemmater.7B03870  0.307
2018 Meckler SM, Bachman JE, Robertson BP, Zhu C, Long JR, Helms BA. Back Cover: Thermally Rearranged Polymer Membranes Containing Tröger's Base Units Have Exceptional Performance for Air Separations (Angew. Chem. Int. Ed. 18/2018) Angewandte Chemie International Edition. 57: 5178-5178. DOI: 10.1002/Anie.201802728  0.37
2018 Meckler SM, Bachman JE, Robertson BP, Zhu C, Long JR, Helms BA. Rücktitelbild: Thermally Rearranged Polymer Membranes Containing Tröger's Base Units Have Exceptional Performance for Air Separations (Angew. Chem. 18/2018) Angewandte Chemie. 130: 5274-5274. DOI: 10.1002/Ange.201802728  0.368
2017 Li L, Pascal TA, Connell JG, Fan FY, Meckler SM, Ma L, Chiang YM, Prendergast D, Helms BA. Molecular understanding of polyelectrolyte binders that actively regulate ion transport in sulfur cathodes. Nature Communications. 8: 2277. PMID 29273748 DOI: 10.1038/S41467-017-02410-6  0.364
2017 Maserati L, Meckler SM, Bachman JE, Long JR, Helms BA. Diamine-Appended Mg2(dobpdc) Nanorods as Phase-Change Fillers in Mixed-Matrix Membranes for Efficient CO2/N2 Separations. Nano Letters. PMID 29045155 DOI: 10.1021/Acs.Nanolett.7B03106  0.309
2017 Ward AL, Doris SE, Li L, Hughes MA, Qu X, Persson KA, Helms BA. Materials Genomics Screens for Adaptive Ion Transport Behavior by Redox-Switchable Microporous Polymer Membranes in Lithium-Sulfur Batteries. Acs Central Science. 3: 399-406. PMID 28573201 DOI: 10.1021/Acscentsci.7B00012  0.318
2017 Toor A, Helms BA, Russell TP. Effect of Nanoparticle Surfactants on the Breakup of Free-Falling Water Jets during Continuous Processing of Reconfigurable Structured Liquid Droplets. Nano Letters. PMID 28358213 DOI: 10.1021/Acs.Nanolett.7B00556  0.31
2017 Doris SE, Ward AL, Baskin A, Frischmann PD, Gavvalapalli N, Chénard E, Sevov CS, Prendergast D, Moore JS, Helms BA. Macromolecular Design Strategies for Preventing Active-Material Crossover in Non-Aqueous All-Organic Redox-Flow Batteries. Angewandte Chemie (International Ed. in English). PMID 28071835 DOI: 10.1002/Anie.201610582  0.301
2016 Doris SE, Ward AL, Frischmann PD, Li L, Helms BA. Understanding and controlling the chemical evolution and polysulfide-blocking ability of lithium–sulfur battery membranes cast from polymers of intrinsic microporosity Journal of Materials Chemistry A. 4: 16946-16952. DOI: 10.1039/C6Ta06401A  0.338
2016 Frischmann PD, Hwa Y, Cairns EJ, Helms BA. Redox-Active Supramolecular Polymer Binders for Lithium–Sulfur Batteries That Adapt Their Transport Properties in Operando Chemistry of Materials. 28: 7414-7421. DOI: 10.1021/Acs.Chemmater.6B03013  0.423
2016 Helms BA, Russell TP. Reaction: Polymer Chemistries Enabling Cradle-to-Cradle Life Cycles for Plastics Chem. 1: 816-818. DOI: 10.1016/J.Chempr.2016.11.016  0.346
2015 Ong GK, Williams TE, Singh A, Schaible E, Helms BA, Milliron DJ. Ordering in Polymer Micelle-Directed Assemblies of Colloidal Nanocrystals. Nano Letters. PMID 26579565 DOI: 10.1021/Acs.Nanolett.5B03765  0.351
2015 Li C, Ward AL, Doris SE, Pascal TA, Prendergast D, Helms BA. Polysulfide-Blocking Microporous Polymer Membrane Tailored for Hybrid Li-Sulfur Flow Batteries. Nano Letters. 15: 5724-9. PMID 26237233 DOI: 10.1021/Acs.Nanolett.5B02078  0.357
2015 Deng Y, Josberger E, Jin J, Fadavi Roudsari A, Helms BA, Zhong C, Anantram MP, Rolandi M. Corrigendum: H(+)-type and OH(-)-type biological protonic semiconductors and complementary devices. Scientific Reports. 5: 12118. PMID 26185057 DOI: 10.1038/Srep12118  0.552
2015 Helms BA, Williams TE, Buonsanti R, Milliron DJ. Colloidal Nanocrystal Frameworks. Advanced Materials (Deerfield Beach, Fla.). PMID 25874909 DOI: 10.1002/Adma.201500127  0.307
2015 Gerber LCH, Frischmann PD, Williams TE, Tichelaar M, Tsai EY, Liu YS, Guo J, Pemmaraju CD, Prendergast D, Helms BA. Chemical doping enhances electronic transport in networks of hexabenzocoronenes assembled in non-aqueous electrolyte Polymer Chemistry. 6: 5560-5564. DOI: 10.1039/C5Py00639B  0.341
2015 Deng Y, Josberger E, Jin J, Fadavi Roudsari A, Helms BA, Zhong C, Anantram MP, Rolandi M. Corrigendum: H+-type and OH--type biological protonic semiconductors and complementary devices (Scientific Reports (2013) 3:2481 DOI:10.1038/srep02481) Scientific Reports. 5. DOI: 10.1038/srep12118  0.486
2015 Meckler SM, Li C, Queen WL, Williams TE, Long JR, Buonsanti R, Milliron DJ, Helms BA. Sub-micron Polymer-Zeolitic Imidazolate Framework Layered Hybrids via Controlled Chemical Transformation of Naked ZnO Nanocrystal Films Chemistry of Materials. 27: 7673-7679. DOI: 10.1021/Acs.Chemmater.5B03219  0.31
2015 Deng Y, Helms BA, Rolandi M. Synthesis of pyridine chitosan and its protonic conductivity Journal of Polymer Science, Part a: Polymer Chemistry. 53: 211-214. DOI: 10.1002/Pola.27430  0.554
2015 Chahal HS, Chahal DS, McBride PM, Helms BA. Synthetic control over the dynamics of mesoscaled cargo release from colloidal polymer vectors inside live cells Journal of Polymer Science, Part a: Polymer Chemistry. 53: 256-264. DOI: 10.1002/Pola.27312  0.428
2014 Doris SE, Lynch JJ, Li C, Wills AW, Urban JJ, Helms BA. Mechanistic insight into the formation of cationic naked nanocrystals generated under equilibrium control. Journal of the American Chemical Society. 136: 15702-10. PMID 25302526 DOI: 10.1021/Ja508675T  0.331
2014 Milliron DJ, Buonsanti R, Llordes A, Helms BA. Constructing functional mesostructured materials from colloidal nanocrystal building blocks. Accounts of Chemical Research. 47: 236-46. PMID 24004254 DOI: 10.1021/Ar400133K  0.365
2014 Williams TE, Chang CM, Rosen EL, Garcia G, Runnerstrom EL, Williams BL, Koo B, Buonsanti R, Milliron DJ, Helms BA. NIR-Selective electrochromic heteromaterial frameworks: A platform to understand mesoscale transport phenomena in solid-state electrochemical devices Journal of Materials Chemistry C. 2: 3328-3335. DOI: 10.1039/C3Tc32247E  0.305
2013 Deng Y, Josberger E, Jin J, Rousdari AF, Helms BA, Zhong C, Anantram MP, Rolandi M. H+-type and OH- -type biological protonic semiconductors and complementary devices. Scientific Reports. 3: 2481. PMID 24089083 DOI: 10.1038/srep02481  0.508
2013 Rauda IE, Saldarriaga-Lopez LC, Helms BA, Schelhas LT, Membreno D, Milliron DJ, Tolbert SH. Nanoporous semiconductors synthesized through polymer templating of ligand-stripped CdSe nanocrystals. Advanced Materials (Deerfield Beach, Fla.). 25: 1315-22. PMID 23299945 DOI: 10.1002/Adma.201203309  0.415
2012 Gerver RE, Gómez-Sjöberg R, Baxter BC, Thorn KS, Fordyce PM, Diaz-Botia CA, Helms BA, DeRisi JL. Programmable microfluidic synthesis of spectrally encoded microspheres. Lab On a Chip. 12: 4716-23. PMID 23042484 DOI: 10.1039/C2Lc40699C  0.328
2012 Rosen EL, Buonsanti R, Llordes A, Sawvel AM, Milliron DJ, Helms BA. Exceptionally mild reactive stripping of native ligands from nanocrystal surfaces by using Meerwein's salt. Angewandte Chemie (International Ed. in English). 51: 684-9. PMID 22147424 DOI: 10.1002/Anie.201105996  0.311
2012 Chahal DS, Chahal HS, Bayles AR, Rudié EM, Helms BA. Synthetic development of cell-permeable polymer colloids decorated with nanocrystal imaging probes optimized for cell tracking Chemical Science. 3: 2246-2251. DOI: 10.1039/C2Sc20206A  0.334
2012 Duong JT, Bailey MJ, Pick TE, McBride PM, Rosen EL, Buonsanti R, Milliron DJ, Helms BA. Efficient polymer passivation of ligand-stripped nanocrystal surfaces Journal of Polymer Science, Part a: Polymer Chemistry. 50: 3719-3727. DOI: 10.1002/Pola.26178  0.457
2011 Park SM, Liang X, Harteneck BD, Pick TE, Hiroshiba N, Wu Y, Helms BA, Olynick DL. Sub-10 nm nanofabrication via nanoimprint directed self-assembly of block copolymers. Acs Nano. 5: 8523-31. PMID 21995511 DOI: 10.1021/Nn201391D  0.31
2011 Bastings MM, Helms BA, van Baal I, Hackeng TM, Merkx M, Meijer EW. From phage display to dendrimer display: insights into multivalent binding. Journal of the American Chemical Society. 133: 6636-41. PMID 21473586 DOI: 10.1021/Ja110700X  0.413
2011 Voet VS, Pick TE, Park SM, Moritz M, Hammack AT, Urban JJ, Ogletree DF, Olynick DL, Helms BA. Interface segregating fluoralkyl-modified polymers for high-fidelity block copolymer nanoimprint lithography. Journal of the American Chemical Society. 133: 2812-5. PMID 21322559 DOI: 10.1021/Ja1094292  0.373
2011 Xu T, Zhao N, Ren F, Hourani R, Lee MT, Shu JY, Mao S, Helms BA. Subnanometer porous thin films by the co-assembly of nanotube subunits and block copolymers. Acs Nano. 5: 1376-84. PMID 21210699 DOI: 10.1021/Nn103083T  0.361
2011 Breurken M, Lempens EH, Temming RP, Helms BA, Meijer EW, Merkx M. Collagen targeting using multivalent protein-functionalized dendrimers. Bioorganic & Medicinal Chemistry. 19: 1062-71. PMID 20724168 DOI: 10.1016/J.Bmc.2010.07.058  0.411
2010 Bayles AR, Chahal HS, Chahal DS, Goldbeck CP, Cohen BE, Helms BA. Rapid cytosolic delivery of luminescent nanocrystals in live cells with endosome-disrupting polymer colloids. Nano Letters. 10: 4086-92. PMID 20831181 DOI: 10.1021/Nl102172J  0.337
2010 Lempens EHM, Helms BA, Bayles AR, Merkx M, Meijer EW. A versatile, modular platform for multivalent peptide ligands based on a dendritic wedge European Journal of Organic Chemistry. 111-119. DOI: 10.1002/Ejoc.200901045  0.462
2009 Helms BA, Reulen SW, Nijhuis S, de Graaf-Heuvelmans PT, Merkx M, Meijer EW. High-affinity peptide-based collagen targeting using synthetic phage mimics: from phage display to dendrimer display. Journal of the American Chemical Society. 131: 11683-5. PMID 19642697 DOI: 10.1021/Ja902285M  0.416
2009 Lempens EH, Helms BA, Merkx M, Meijer EW. Efficient and chemoselective surface immobilization of proteins by using aniline-catalyzed oxime chemistry. Chembiochem : a European Journal of Chemical Biology. 10: 658-62. PMID 19241407 DOI: 10.1002/Cbic.200900028  0.44
2008 Zhao M, Helms B, Slonkina E, Friedle S, Lee D, Dubois J, Hedman B, Hodgson KO, Fréchet JM, Lippard SJ. Iron complexes of dendrimer-appended carboxylates for activating dioxygen and oxidizing hydrocarbons. Journal of the American Chemical Society. 130: 4352-63. PMID 18331028 DOI: 10.1021/Ja076817A  0.514
2007 Helms B, Van Baal I, Merkx M, Meijer EW. Site-specific protein and peptide immobilization on a biosensor surface by pulsed native chemical ligation Chembiochem. 8: 1790-1794. PMID 17763488 DOI: 10.1002/Cbic.200700355  0.404
2006 Thibault RJ, Takizawa K, Lowenheilm P, Helms B, Mynar JL, Fréchet JM, Hawker CJ. A versatile new monomer family: functionalized 4-vinyl-1,2,3-triazoles via click chemistry. Journal of the American Chemical Society. 128: 12084-5. PMID 16967955 DOI: 10.1021/Ja0648209  0.742
2006 Helms B, Meijer EW. Dendrimers at work Science. 313: 929-930. PMID 16917051 DOI: 10.1126/Science.1130639  0.407
2006 Helms B, Fréchet JMJ. The dendrimer effect in homogeneous catalysis Advanced Synthesis and Catalysis. 348: 1125-1148. DOI: 10.1002/Adsc.200606095  0.354
2005 Helms B, Guillaudeu SJ, Xie Y, McMurdo M, Hawker CJ, Fréchet JM. One-pot reaction cascades using star polymers with core-confined catalysts. Angewandte Chemie (International Ed. in English). 44: 6384-7. PMID 16161169 DOI: 10.1002/Anie.200502095  0.759
2005 Hawker C, Fréchet J, Helms B, Guillaudeu S, Xie Y, McMurdo M. Multiarm Star Polymer-Supported Acid and Base Catalyst Synfacts. 2006: 0086-0086. DOI: 10.1055/S-2005-921705  0.754
2005 Helms B, Liang CO, Hawker CJ, Fréchet JMJ. Effects of polymer architecture and nanoenvironment in acylation reactions employing dendritic (Dialkylamino)pyridine catalysts Macromolecules. 38: 5411-5415. DOI: 10.1021/Ma050701M  0.786
2004 Helms B, Mynar JL, Hawker CJ, Fréchet JM. Dendronized linear polymers via "click chemistry". Journal of the American Chemical Society. 126: 15020-1. PMID 15547986 DOI: 10.1021/Ja044744E  0.761
2003 Liang CO, Helms B, Hawker CJ, Fréchet JM. Dendronized cyclocopolymers with a radial gradient of polarity and their use to catalyze a difficult esterification. Chemical Communications (Cambridge, England). 2524-5. PMID 14594262 DOI: 10.1039/B307425K  0.723
2002 Harth EM, Hecht S, Helms B, Malmstrom EE, Fréchet JM, Hawker CJ. The effect of macromolecular architecture in nanomaterials: a comparison of site isolation in porphyrin core dendrimers and their isomeric linear analogues. Journal of the American Chemical Society. 124: 3926-38. PMID 11942830 DOI: 10.1021/Ja025536U  0.706
2001 Harth E, Bosman A, Benoit D, Helms B, Fréchet JMJ, Hawker CJ. A practical approach to the living polymerization of functionalized monomers: Application to block copolymers and 3-dimensional macromolecular architectures Macromolecular Symposia. 174: 85-92. DOI: 10.1002/1521-3900(200109)174:1<85::Aid-Masy85>3.0.Co;2-9  0.576
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