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ELECTROMAGNETIC CHARACTERIZATION OF AF455 WITH DNA-CTMA IN SOLVENT BLENDS

Hendricks, Jessica Marie

Abstract Details

2013, Master of Science (MS), Wright State University, Physics.
This work studies the electromagnetic properties of AF455, a two photon dye, DNA bound with cetyltrimethyl ammonium (CTMA), in liquid solvent blends for use in thin film optical filters. The liquid properties of the materials are believed to be transferred to the films. The solvent blends used are ratios of toluene (T) and dimethyl sulfoxide (DMSO). The complex permittivity and permeability of the samples are measured using the short open coaxial line technique in the frequency range of 1.0 x 107 Hz to 2.0 x 109 Hz. In this frequency range, AF455 does not act as a two photon absorber. The results show there is an interaction between AF455 and DNA-CTMA that increases the real permittivity for two solvent blends (50-50, and 60-40, T-DMSO). There is also a clear conformation change in the samples with the solvents and DNA-CTMA only that is observed in the real permittivity. In the 70-30 blend, the conformation of the DNA-CTMA is a clear helix. In the samples with less toluene the conformation of the DNA-CTMA is a coil structure. The imaginary permittivity increases with the addition DNA-CTMA. The real and imaginary permeability are constant across all samples.
Gregory Kozlowski, Ph.D. (Advisor)
Angela Campbell, Ph.D. (Committee Member)
David Stewart, Ph.D. (Committee Member)
Douglas Petkie, Ph.D. (Committee Member)
59 p.

Recommended Citations

Citations

  • Hendricks, J. M. (2013). ELECTROMAGNETIC CHARACTERIZATION OF AF455 WITH DNA-CTMA IN SOLVENT BLENDS [Master's thesis, Wright State University]. OhioLINK Electronic Theses and Dissertations Center. http://rave.ohiolink.edu/etdc/view?acc_num=wright1389718452

    APA Style (7th edition)

  • Hendricks, Jessica. ELECTROMAGNETIC CHARACTERIZATION OF AF455 WITH DNA-CTMA IN SOLVENT BLENDS. 2013. Wright State University, Master's thesis. OhioLINK Electronic Theses and Dissertations Center, http://rave.ohiolink.edu/etdc/view?acc_num=wright1389718452.

    MLA Style (8th edition)

  • Hendricks, Jessica. "ELECTROMAGNETIC CHARACTERIZATION OF AF455 WITH DNA-CTMA IN SOLVENT BLENDS." Master's thesis, Wright State University, 2013. http://rave.ohiolink.edu/etdc/view?acc_num=wright1389718452

    Chicago Manual of Style (17th edition)