Dr. Majewski suggestions are so good, But I want to introduce Iranian Nano Journals to you, that are new journals . Unfortunately they aren't known in science forum and are so young but you may want to a rater easy option. Also i refer you to using Elsevier journal finder system , it may help you to select a best case.
i would like to add one more journal nanotechnology of IOP science are else you go to the link below where u can find all nano journals just by typing few words then u can check them separately.