User profiles for Michael Ahrens

Michael J. Ahrens

Department of Biological and Environmental Sciences, Universidad de Bogota Jorge Tadeo …
Verified email at utadeo.edu.co
Cited by 1380

High-mobility air-stable n-type semiconductors with processing versatility: dicyanoperylene-3, 4: 9, 10-bis (dicarboximides)

BA Jones, MJ Ahrens, MH Yoon… - Angewandte …, 2004 - scholars.northwestern.edu
Taking up the semiconducting baton: Organic field-effect transistors fabricated with a new
class of extremely electron-deficient cyanated perylene diimides are air-stable and exhibit n-…

Making a Molecular Wire:  Charge and Spin Transport through para-Phenylene Oligomers

EA Weiss, MJ Ahrens, LE Sinks, AV Gusev… - Journal of the …, 2004 - ACS Publications
Functional molecular wires are essential for the development of molecular electronics.
Charge transport through molecules occurs primarily by means of two mechanisms, coherent …

Self-assembly of supramolecular light-harvesting arrays from covalent multi-chromophore perylene-3, 4: 9, 10-bis (dicarboximide) building blocks

MJ Ahrens, LE Sinks, B Rybtchinski, W Liu… - Journal of the …, 2004 - ACS Publications
We report on two multi-chromophore building blocks that self-assemble in solution and on
surfaces into supramolecular light-harvesting arrays. Each building block is based on perylene…

Cyanated perylene-3, 4-dicarboximides and perylene-3, 4: 9, 10-bis (dicarboximide): Facile chromophoric oxidants for organic photonics and electronics

MJ Ahrens, MJ Fuller, MR Wasielewski - Chemistry of materials, 2003 - ACS Publications
Cyanated perylene-3,4-dicarboximides and perylene-3,4:9,10-bis(dicarboximide)s absorb
strongly in the visible spectrum and are strong oxidants. The stable radical anions of these …

Conformationally Gated Switching between Superexchange and Hopping within Oligo-p-phenylene-Based Molecular Wires

…, MJ Tauber, RF Kelley, MJ Ahrens… - Journal of the …, 2005 - ACS Publications
We observe well-defined regions of superexchange and thermally activated hopping in the
temperature dependence of charge recombination (CR) in a series of donor−bridge−…

Time-Resolved EPR Studies of Photogenerated Radical Ion Pairs Separated by p-Phenylene Oligomers and of Triplet States Resulting from Charge Recombination

…, Q Mi, DW McCamant, MJ Ahrens… - The Journal of …, 2006 - ACS Publications
Photoexcitation of a series of donor−bridge−acceptor (D−B−A) systems, where D =
phenothiazine (PTZ), B = p-phenylene (Ph n ), n = 1−5, and A = perylene-3,4:9,10-bis(dicarboximide) …

Experimental shock chemistry of aqueous amino acid solutions and the cometary delivery of prebiotic compounds

JG Blank, GH Miller, MJ Ahrens, RE Winans - … of Life and Evolution of the …, 2001 - Springer
A series of shock experiments were conducted to assess thefeasibility of the delivery of
organic compounds to theEarth via cometary impacts. Aqueous solutions containingnear-…

Benthic community patterns reflect water column processes in the Northeast Water polynya (Greenland)

…, A Brandt, PE Renaud, MJ Ahrens… - Journal of Marine …, 1997 - Elsevier
Benthic community patterns were investigated in the Northeast Water polynya (Greenland)
during the summers of 1992 and 1993 to elucidate to what extent the bottom fauna is …

Terrestrially derived sediment: response of marine macrobenthic communities to thin terrigenous deposits

…, JE Hewitt, K Berkenbusch, M Ahrens… - Marine Ecology …, 2004 - int-res.com
Coastal marine habitats adjacent to catchments with encroaching human development are
likely to experience increased sediment loadings in ensuing decades. Thus, sedimentary …

Bis(n-octylamino)perylene-3,4:9,10-bis(dicarboximide)s and Their Radical Cations:  Synthesis, Electrochemistry, and ENDOR Spectroscopy

MJ Ahrens, MJ Tauber… - The Journal of Organic …, 2006 - ACS Publications
1,6- and 1,7-bis(n-octylamino)perylene-3,4:9,10-bis(dicarboximide) were synthesized by
reaction of n-octylamine with the corresponding dibromo compounds. These compounds …