The Royal Golden Jubilee Ph.D. Project by the Thailand Research Fund is established for producing researchers in Ph.D. level and research works that meet international standards; and for promoting collaborations between researchers and academic institutes inside and outside Thailand. Funded researchers are sent to overseas institutes to study in the fields that they have expertise in, within the time limit of 1 year in order to learn new research knowledge and techniques, to have chances to use research tools that are not available in Thailand, and to learn to glean information and knowledge from various sources of knowledge. The researchers can apply the knowledge and experiences they accumulate to the executions