Explore the art of jewelry making as you follow the entire process of creating a gold ring for men, from material preparation to the finishing touches. In this detailed tutorial, traditional and ...

Unisex twisted ring from copper wire - DIY handmade jewelry This ring applies twisting technique of video 336 and 342, can be used with the same set with pendants 336 or 340, bracelet 342, earring 344 ...

ConspectusToward future commercial applications of organic solar cells (OSCs), organic photovoltaic materials that enable high efficiency, excellent stability, and low cost should be developed.