Fig. 1From: Seed-Mediated Synthesis of Tunable-Aspect-Ratio Gold Nanorods for Near-Infrared Photoacoustic ImagingTypical morphology and structure of Au nanorod synthesized at 25 μL 0.1 M AA (AuTR): a Bright-field TEM image. b Amplification TEM image, of a single rod. c HRTEM image of a single rod in rectangular area “1” from panel b. d UV-vis absorption spectra of AuTR and AuTR-PEGBack to article page