Soft discotic matrix with 0-D silver nanoparticles: Impact on molecular

ordering and conductivity

Shalaka Varshney, Manish Kumar, Ashwathanarayana Gowda and Sandeep Kumar*

Raman Research Institute, C.V. Raman Avenue, Sadashivanagar, Bangalore - 560 080, India

Phone: +91 80 23610122, Fax: +91 80 23610492, E-mail: skumar@rri.res.in

Fig. S1. The chemical structure of hexakis-(butyoxy)-triphenylene (HAT4) and 1,5-dihydroxy-

2,3,6,7-tetrakis(3,7-dimethyloctyloxy)-9,10-anthraquinone (RTAQ),

Fig. S2. UV-Vis absorption spectra of composites of 0.5%, 1% and 3% AgNPs/HAT4 in dry

chloroform showing no prominent features of interactions of AgNPs and HAT4 DLC.

400 500 600 700 800

0

2

4

Inte

nsity

(a. u

.)

Wavelength (nm)

0.5% Ag NPs/HAT4 1% Ag NPs/HAT4 3% Ag NPs/HAT4

432 nm

0

2

4

6

8

10

Fig. S3. POM images of 5% AgNPs/RTAQ showing some aggregation of nanoparticles (magnification X200).