Studies on Adsorption of DNA on Functional Ultrathin Films of Cationic Surfactant

<table>(a) Surface pressure area per molecule isotherm of Langmuir monolayer of DOAB on ultrapure ion-free water. (b) The in-plane elastic modulus (<svg height="11.175" id="M23" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 10.8625 11.175" width="10.8625" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>) calculated from (a) using the relation <svg height="16.450001" id="M24" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 138.66251 16.450001" width="138.66251" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,52.662,16.25)"><path d="M766 88q-40 -45 -83.5 -72.5t-63.5 -27.5q-39 0 -16 103l49 224q15 68 -10 68q-36 0 -112.5 -78.5t-105.5 -133.5q-27 -101 -38 -165q-35 -4 -77 -18l-6 6q42 153 70 288q12 55 10 78t-19 23q-38 0 -114 -80.5t-101 -131.5q-24 -68 -41 -165q-36 -3 -76 -18l-8 6
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</svg>.</table>

Indian Journal of Materials Science

fig1

Figure 1

Figure 1: Studies on Adsorption of DNA on Functional Ultrathin Films of Cationic Surfactant 