Looking for a domestic source. This means that the country of origin is the USA. Not just manfactured in the USA but also the raw materials must be from the USA. Gold Nanostructured Target - 1 each De... Looking for a domestic source. This means that the country of origin is the USA. Not just manfactured in the USA but also the raw materials must be from the USA. Gold Nanostructured Target - 1 each Description: Custom gratings Contrast material: Au Adhesion-layer: Cr (5 nm) Critical dimension: 3 ?m Feature height: 20-250 nm Substrate Specifications Material: Superflat-Si (1 inch) Seed-layer: None Surface quality: Micro-roughness < 0.5 nm, rms Process Specifications Ebeam + Lift-off