Figure 5: TEM micrograph of the α-lipoic acid nano-capsule in an aqueous solution using negative staining with uranyl acetate. The composition of the nano-capsule is 1% α-lipoic acid and 5% polyoxyethylene (20) stearyl ether, XMg=0.5, and XCO=0.2. The inset bar corresponds to 20 nm.