フォトクロミック膜表面における金属蒸着選択性 9 自然研究講座 広谷

ᩍ㣴Ꮫ⛉ (⮬↛◊✲ㅮᗙ)
㎷ᒸ ᙉ
䝣䜷䝖䜽䝻䝭䝑䜽⭷⾲㠃䛻䛚䛡䜛
㔠ᒓ⵨╔㑅ᢥᛶ
㑅ᢥⓗ㔠ᒓ⵨╔䛾ཎ⌮䛸ᣑᙇᛶ
㞳⬺
᰾ᙧᡂ
ᾘⰍ≧ែ䠙
పTg䠄䡚ᐊ ⛬ᗘ䠅≧ែ
╔Ⰽ≧ែ䠙
㧗Tg≧ែ
䝣䜷䝖䜽䝻䝭䝑䜽䞉䝆䜰䝸䞊䝹䜶䝔䞁䛾㔠ᒓ⵨╔㑅ᢥᛶ䛾Ⓨぢ
⣸እග↷ᑕ䛻䜘䜚↓Ⰽĺ㟷Ⰽ䛻ኚ໬䛥䛫䜛䛸䚸Ⰽ䛾䛴䛔䛶䛔䜛䛸
䛣䜝䛻┿✵⵨╔䛻䜘䜚㔠ᒓ䛜ሁ✚䚸↓Ⰽ㒊ศ䛻ሁ✚䛧䛺䛔⌧㇟
Y. Sesumi, T. Tsujioka et al., Bull. Chem. Soc. Jpn., 83 (2010) 756
T. Tsujioka, M. Dohi., Appl. Phys. Express, 5 (2012) 041603
㔠ᒓ⵨╔᫬䛾⵨╔㏿ᗘ䜔ᇶᯈ ᗘ䜢ㄪᩚ䛩䜛䛣䛸䛷䚸ᵝ䚻䛺㔠ᒓ✀䛷Ⓨ⌧䚹
㔠ᒓ⵨╔㑅ᢥᛶ䛾ᛂ⏝
UV
DAE layer
Metal vapor
Flattened
Grating substrate
T. Tsujioka, N. Matsui, Opt. Lett., 36 (2011) 3648
ගᏛ⣲Ꮚ䠄ᅇᢡ᱁Ꮚ䠅䜈䛾ᛂ⏝
㑅ᢥⓗ㔠ᒓ⵨╔ᢏ⾡䛸⾲㠃ᖹᆠ໬ຠᯝ䜢⤌䜏ྜ䜟䛫䛶䚸㏱
㐣ග䛸཯ᑕග䛷␗䛺䜛ᅇᢡ䜢♧䛩ከᶵ⬟ᅇᢡ᱁Ꮚ䜢ᵓᡂ䛩
䜛䛣䛸䛜䛷䛝䜛䚹
DAE vapor
deposition
UV irradiation
Uncolored line formation
by red laser scanning Colored line formation
by violet laser scanning
Pb vapor
deposition
T. Tsujioka, N. Matsui, Opt. Lett., 37 (2011) 70
⵨╔㑅ᢥᛶ䛸䝣䜷䝖䜽䝻䝭䝈䝮䜢⏝䛔䛯
᭩䛝᥮䛘ྍ⬟䛺ከᶵ⬟ᅇᢡ᱁Ꮚ
Undeposition for various metal species on PDMS
Deposition
rate
Mg
0.01
0.1
1
Stamping PDMS
10
100
Mg evaporation
Pb
Ca
Rd: 33 nm/s
Glass substrate
Rd: 20 nm/s
Mn
Sn
Rd: 10 nm/s
Rd: 4.5 nm/s
Rd: 1.5 nm/s
Al
Ga
Red laser scanning trajectory
In
Red laser scanning trajectory
Violet laser scanning trajectory
Ge
[nm/s]
Rd: 40 nm/s
Rd: 4 nm/s
Rd: 0.01 nm/s
Rd: 10 nm/s
Rd: 0.1 nm/s
Rd: 1.0 nm/s
Film thickness:50䡚150 nm
Cathode pattern
200Pm
Current [PA]
20Pm
400
350
300
250
200
150
100
50
0
-50
0
0.5
1
1.5
2
2.5
3
3.5
4
Voltage [V]
Pb deposited area
T. Tsujioka, M. Dohi., Appl. Phys. Express, 5 (2012) 041603
䝺䞊䝄䞊㉮ᰝ䛻䜘䜛Pb䝟䝍䞊䞁ᙧᡂ䛸䚸ᚤ⣽ⷧ⭷䝠䝳䞊䝈
Emission pattern
T. Tsujioka, K. Tsuji., Appl. Phys. Express, 5 (2012) 021601
㧗ศᏊ䝟䝍䞊䞁䜢⏝䛔䛯㑅ᢥⓗ㔠ᒓ⵨╔ᢏ⾡䛾
᭷ᶵEL⣲Ꮚ䛾㝜ᴟ䝟䝍䞊䝙䞁䜾䜈䛾ᛂ⏝