System and method for a rewritable color display on soft material comprising: a textile platform; a canvas display, comprising color changing substances, polymers, and a stabilizer. The system functions as a textile (e.g. article of clothing, blanket, sport pennant, etc.) with a rewritable display, wherein the user may alter the design on the canvas display. The system may further include a processor module, wherein the processor module is configured to alter the rewritable display design and/or clean the textile platform.

System and method for a rewritable color display on soft material comprising: a textile platform; a canvas display, comprising color changing substances, polymers, and a stabilizer. The system functions as a textile (e.g. article of clothing, blanket, sport pennant, etc.) with a rewritable display, wherein the user may alter the design on the canvas display. The system may further include a processor module, wherein the processor module is configured to alter the rewritable display design and/or clean the textile platform.

An augmented display system with dynamic see-through transmittance control is disclosed. The augmented display system includes: an augmented display screen; a tandem electrochromic (EC) filter disposed over the augmented display screen. The tandem EC filter includes a first window having a dominant first transmittance characteristic and a second window having a dominant second transmittance characteristic; and an augmented display transmittance controller configured to individually control the activation of the first window and the second window of the tandem EC filter, wherein the augmented display transmittance controller is configured to: determine from an ambient light sensor output the transmittance required from the first window and the second window for a selected augmented display luminance; and apply appropriate drive voltage waveforms to the first window and the second window to achieve the determined transmittance.

An augmented display system with dynamic see-through transmittance control is disclosed. The augmented display system includes: an augmented display screen; a tandem electrochromic (EC) filter disposed over the augmented display screen. The tandem EC filter includes a first window having a dominant first transmittance characteristic and a second window having a dominant second transmittance characteristic; and an augmented display transmittance controller configured to individually control the activation of the first window and the second window of the tandem EC filter, wherein the augmented display transmittance controller is configured to: determine from an ambient light sensor output the transmittance required from the first window and the second window for a selected augmented display luminance; and apply appropriate drive voltage waveforms to the first window and the second window to achieve the determined transmittance.

Herein are described two-dimensional metal organic frameworks (2D MOFs). The 2D MOFs includes a plurality of multivalent metals or metal ions and a plurality of multidentate ligands arranged to form a crystalline structure having a lateral size of at least about 2.5 μm and a thickness of less than about 5 nm. Herein are also described methods for preparing the 2D MOFs. The 2D MOFs can be used, for example, in electrochromic devices such as smart windows and flexible displays.

Herein are described two-dimensional metal organic frameworks (2D MOFs). The 2D MOFs includes a plurality of multivalent metals or metal ions and a plurality of multidentate ligands arranged to form a crystalline structure having a lateral size of at least about 2.5 μm and a thickness of less than about 5 nm. Herein are also described methods for preparing the 2D MOFs. The 2D MOFs can be used, for example, in electrochromic devices such as smart windows and flexible displays.

An electrochromic device and method of cloaking an electrochromic device is disclosed. The electrochromic device can include a first transparent conductive layer on a substrate, a second transparent conductive layer, a cathodic electrochromic layer between the first transparent conductive layer and the second transparent conductive layer, and an anodic electrochromic layer between the first transparent conductive layer and the second transparent conductive layer. The stack of layers can be patterned to be parallel to a voltage gradient of the electrochromic device and extend through all layers of the electrochromic device. The electrochromic device can also include a masking layer that covers the patterned inactive area. A method can include determining a pattern of inactive areas within a visible area, determining a cloaking pattern that corresponds to the pattern of inactive areas, and depositing a masking layer in the areas of the cloaking pattern.

An electrochromic device and method of cloaking an electrochromic device is disclosed. The electrochromic device can include a first transparent conductive layer on a substrate, a second transparent conductive layer, a cathodic electrochromic layer between the first transparent conductive layer and the second transparent conductive layer, and an anodic electrochromic layer between the first transparent conductive layer and the second transparent conductive layer. The stack of layers can be patterned to be parallel to a voltage gradient of the electrochromic device and extend through all layers of the electrochromic device. The electrochromic device can also include a masking layer that covers the patterned inactive area. A method can include determining a pattern of inactive areas within a visible area, determining a cloaking pattern that corresponds to the pattern of inactive areas, and depositing a masking layer in the areas of the cloaking pattern.

EC film stacks and different layers within the EC film stacks are disclosed. Methods of manufacturing these layers are also disclosed. In one embodiment, an EC layer comprises nanostructured EC layer. These layers may be manufactured by various methods, including, including, but not limited to glancing angle deposition, oblique angle deposition, electrophoresis, electrolyte deposition, and atomic layer deposition. The nanostructured EC layers have a high specific surface area, improved response times, and higher color efficiency.

Systems and methods are disclosed for using a color changing surface to display a status of a storage device. In certain embodiments, a storage includes a display-less enclosure, non-volatile memory, memory configured to store firmware, and control circuitry. The control circuitry can be configured to determine an available space in the non-volatile memory, determine a first color corresponding to the available space based on a mapping of ranges of available space to corresponding colors, apply a voltage to the electrochromic material to change the color changing surface to the first color, and cease application of the voltage to the electrochromic material, wherein the color changing surface retains the first color after cessation of the voltage.