An all-solid electrochromic device with controlled infrared reflection or emission is provided, in particular of electro-controllable type, comprising a stack successively comprising from a back face (3) as far as a front face (1) exposed to infrared radiation (2): a substrate (4) made of an electron-conducting material, or a substrate made of a non-electron-conducting material coated with a layer made of an electron-conducting material, forming a first electrode; a layer made of a first proton storage electrochromic material (5); a layer of a proton-conducting and electron-insulating electrolyte (6); a bilayer comprising a layer of a non-electrochromic, sub-stoichiometric tungsten oxide WO3-y forming a second electrode; said tungsten oxide WO3-y layer being arranged underneath a layer with variable infrared reflection of a second electrochromic material with variable proton intercalation rate, chosen from among crystallized tungsten oxide HxWO3-c and hydrated crystallized tungsten oxide HxWO3.nH20-c; a protective layer (10) transparent to infrared radiation.


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    Title :

    Completely solid electrochromic device, electrochromic bilayer for said device, and method for producing said device


    Contributors:

    Publication date :

    2017-07-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING,... , Vorrichtungen oder Anordnungen, deren optische Arbeitsweise durch Änderung der optischen Eigenschaften des Mediums der Vorrichtungen oder Anordnungen geändert wird zum Steuern der Intensität, Farbe, Phase, Polarisation oder der Richtung von... / B64G Raumfahrt , COSMONAUTICS



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