Search Results - "Gentemann, Steve"

Effects of Orbital Ordering on Electronic Communication in Multiporphyrin Arrays by Strachan, Jon-Paul, Gentemann, Steve, Seth, Jyoti, Kalsbeck, William A., Lindsey, Jonathan S., Holten, Dewey, Bocian, David F.

“…The rational design of molecular photonic devices requires a thorough understanding of all factors affecting electronic communication among the various…”
Get full text

Picosecond to Microsecond Photodynamics of a Nonplanar Nickel Porphyrin:  Solvent Dielectric and Temperature Effects by Drain, Charles Michael, Gentemann, Steve, Roberts, James A, Nelson, Nora Y, Medforth, Craig J, Jia, Songling, Simpson, M. Cather, Smith, Kevin M, Fajer, Jack, Shelnutt, John A, Holten, Dewey

“…The lifetime of the (d z 2 ,d x 2 - y 2 ) metal excited state of nickel(II) 5,10,15,20-tetra-tert-butylporphyrin (NiT(t-Bu)P) exhibits an extraordinary…”
Get full text

Variations and Temperature Dependence of the Excited State Properties of Conformationally and Electronically Perturbed Zinc and Free Base Porphyrins by Gentemann, Steve, Nelson, Nora Y., Jaquinod, Laurent, Nurco, Daniel J., Leung, Sam H., Medforth, Craig J., Smith, Kevin M., Fajer, Jack, Holten, Dewey

“…The photophysical properties and their temperature dependence are reported for the sterically encumbered nonplanar zinc and free base…”
Get full text

Conformational and Electronic Effects of Phenyl-Ring Fluorination on the Photophysical Properties of Nonplanar Dodecaarylporphyrins by Retsek, Jennifer L, Medforth, Craig J, Nurco, Daniel J, Gentemann, Steve, Chirvony, Vladimir S, Smith, Kevin M, Holten, Dewey

“…Static and time-resolved optical measurements have been performed on a number of free-base and zinc dodecaarylporphyrins with varying degrees of fluorination…”
Get full text

Synthesis and Characterization of Tetrachlorodiarylethyne-Linked Porphyrin Dimers. Effects of Linker Architecture on Intradimer Electronic Communication by Strachan, Jon-Paul, Gentemann, Steve, Seth, Jyoti, Kalsbeck, William A, Lindsey, Jonathan S, Holten, Dewey, Bocian, David F

“…The effects of incorporating chloro groups at all ortho positions of a diphenylethyne linker that bridges the zinc and free base (Fb) components of a porphyrin…”
Get full text

Photoinduced porphyrin-to-quinone electron transfer across oligospirocyclic spacers by Knapp, Spencer, Dhar, T. G. Murali, Albaneze, Jennifer, Gentemann, Steve, Potenza, Joseph A, Holten, Dewey, Schugar, Harvey J

Get full text

Photophysical Consequences of Porphyrin Tautomerization. Steady-State and Time-Resolved Spectral Investigations of a Zinc Isoporphyrin by Gentemann, Steve, Leung, Sam H, Smith, Kevin M, Fajer, Jack, Holten, Dewey

Get full text

Photophysical Properties of Conformationally Distorted Metal-Free Porphyrins. Investigation into the Deactivation Mechanisms of the Lowest Excited Singlet State by Gentemann, Steve, Medforth, Craig J, Forsyth, Timothy P, Nurco, Daniel J, Smith, Kevin M, Fajer, Jack, Holten, Dewey

“…Time-resolved and steady-state optical data are presented for a series of substituted free-base porphyrins. The porphyrins are grouped into [open…”
Get full text

Unusual picosecond [formula omitted] deactivation of ruffled nonplanar porphyrins by Gentemann, Steve, Medforth, Craig J., Ema, Tadashi, Nelson, Nora Y., Smith, Kevin M., Fajer, Jack, Holten, Dewey

“…Time-resolved and steady-state optical data are presented for metal-free meso-tetraalkylporphyrins, H 2T(alkyl)P. Introduction of bulky tertiary-butyl or…”
Get full text

Electronic states and electron transfer processes in porphyrins and metalloporphyrins by Gentemann, Steve James

“…The time-resolved and steady-state optical spectroscopic methods are employed in the investigation of the photophysical behavior of several porphyrin based…”
Get full text

Photoinduced Evolution on the Conformational Landscape of Nonplanar Dodecaphenylporphyrin:  Picosecond Relaxation Dynamics in the 1(π,π) Excited State by Retsek, Jennifer L, Gentemann, Steve, Medforth, Craig J, Smith, Kevin M, Chirvony, Vladimir S, Fajer, Jack, Holten, Dewey

“…The early events following photoexcitation of the nonplanar porphyrin 2,3,5,7,8,10,12,13,15,17,18,20-dodecaphenylporphyrin (H2DPP) have been examined using…”
Get full text

Unusual picosecond 1(π, π∗) deactivation of ruffled nonplanar porphyrins by Gentemann, Steve, Medforth, Craig J., Ema, Tadashi, Nelson, Nora Y., Smith, Kevin M., Fajer, Jack, Holten, Dewey

Get full text

Electronic states and electron transfer processes in porphyrins and metalloporphyrins by Gentemann, Steve James

“…The time-resolved and steady-state optical spectroscopic methods are employed in the investigation of the photophysical behavior of several porphyrin based…”
Get full text

Investigation of the lowest electronic states of osmium(II) tetratolylporphyrins: photophysics of metalloporphyrin (d,.pi.) charge transfer states by Gentemann, Steve, Albaneze, Jennifer, Garcia-Ferrer, Ramon, Knapp, Spencer, Potenza, Joseph A, Schugar, Harvey J, Holten, Dewey

Get full text