Title:
PATTERNED SILK INVERSE OPAL PHOTONIC CRYSTALS WITH TUNABLE, GEOMETRICALLY DEFINED STRUCTURAL COLOR
Document Type and Number:
WIPO Patent Application WO/2018/075125
Kind Code:
A3
Abstract:
The present disclosure relates to patterned photonic crystals. Provided photonic crystals are large scale silk inverse opals with tunable, geometrically defined structural color. Provided photonic crystals exhibit structural color or a photonic band gap ("PBG"). Provided photonic crystals are is found to be highly sensitive to water vapor and UV irradiation. Provided multicolored photonic macro- or micro-patterns are shown by selectively applying water vapor or UV irradiation through a shadow mask. The present disclosure also provides methods for making and using the same.
Inventors:
OMENETTO FIORENZO (US)
WANG YU (US)
WANG YU (US)
Application Number:
PCT/US2017/044953
Publication Date:
May 24, 2018
Filing Date:
August 01, 2017
Export Citation:
Assignee:
TUFTS COLLEGE (US)
International Classes:
B05D3/10; B29D11/00; G02B1/00; G02B5/00
Foreign References:
| US20130329281A1 | 2013-12-12 | |||
| US20140193649A1 | 2014-07-10 | |||
| US20140334005A1 | 2014-11-13 |
Attorney, Agent or Firm:
CAHILL, John, J. et al. (US)
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