@article{oai:jaxa.repo.nii.ac.jp:00031361, author = {ASHIHARA, Osamu}, journal = {The Institute of Space and Astronautical Science report}, month = {Feb}, note = {The author would like to express his sincere thanks to Prof. K. Takayanagi and Prof. M. Shimizu, Institute of Space and Astronautical Science, who with unfailing patience guided his research life for many years. He also wishes to thank Prof. N. Fukushima, University of Tokyo, and Prof. T. Ito, Institute of Space and Astronautical Science, for the kind advices and conveniences provided on the author's behalf. Acknowledgement is also due to the author's many colleagues in ISAS for the useful, stimulating and helpful discussions. A personal note of thanks is extended to Mrs. M. Yamamoto for her considerable effort in typing complicated manuscripts. Lastly, he thanks his wife, Miyoko for her patience and understanding. This report was also a dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Science in the University of Tokyo, 1982., 資料番号: SA0034921000}, pages = {1--154}, title = {Methane Photochemistry in the Outer Planets}, volume = {602}, year = {1983} }