摘要:
A glass composition for ultraviolet light is provided. The glass composition for ultraviolet light contains Lu, Al, and 0 in an amount of 99.99 weight % or more in total. The glass composition contains Lu in an amount of 24 % or more and 33 % or less in cation percent and Al in an amount of 67 % or more and 76 % or less in cation percent.
摘要:
A glass composition for ultraviolet light is provided. The glass composition for ultraviolet light contains Lu, Si, and O in an amount of 99.99 weight % or more in total. The glass composition contains Lu in an amount of 26 % or more and 39 % or less in cation percent and Si in an amount of 61 % or more and 74 % or less in cation percent.
摘要:
Provided is an oxide semiconductor device including an oxide semiconductor layer and an insulating layer coming into contact with the oxide semiconductor layer in which the insulating layer includes: a first insulating layer coming into contact with an oxide semiconductor, having a thickness of 50 nm or more, and including an oxide containing Si and O; a second insulating layer coming into contact with the first insulating layer, having a thickness of 50 nm or more, and including a nitride containing Si and N; and a third insulating layer coming into contact with the second insulating layer, the first insulating layer and the second insulating layer having hydrogen contents of 4 x 1021 atoms/cm3 or less, and the third insulating layer having a hydrogen content of more than 4 x 1021 atoms/cm3.