Spatially addressable nanovoided polymers

T Malhotra, K Diest, AJ Ouderkirk, R Sharma… - US Patent …, 2023 - Google Patents
2019-06-09 Assigned to FACEBOOK TECHNOLOGIES, LLC reassignment FACEBOOK
TECHNOLOGIES, LLC ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR …

Nanovoided tunable optics

K Diest, AJ Ouderkirk, R Sharma, T Malhotra… - US Patent …, 2021 - Google Patents
An optical element includes a nanovoided polymer layer having a first refractive index in an
unactuated state and a second refractive index different than the first refractive index in an …

Multiple layers between electrodes including nanovoided polymer

REK Landig, K Diest, AJ Ouderkirk - US Patent 11,409,143, 2022 - Google Patents
In some examples, a device includes a multilayer structure, a first electrode, and a second
electrode, where the multilayer structure is located at least in part between the first electrode …

Reduced hysteresis and reduced creep in nanovoided polymer devices

A Spann, E Schmitt, N Elabbasi, K Diest… - US Patent …, 2021 - Google Patents
An example device includes a nanovoided polymer element, which may be located at least
in part between the electrodes. In some examples, the nanovoided polymer element may …

Nanovoided graded-index optical elements, optical arrays, and methods of forming the same

AJ Ouderkirk, K Diest, REK Landig - US Patent 11,448,798, 2022 - Google Patents
A graded-index optical element may include a nanovoided material including a first surface
and a second surface opposite the first surface. The nanovoided material may be …

Nanovoided graded-index optical elements, optical arrays, and methods of forming the same

AJ Ouderkirk, KA Diest, REK Landig - US Patent 11,953,702, 2024 - Google Patents
A graded-index optical element may include a nanovoided material including a first surface
and a second surface opposite the first surface. The nanovoided material may be …

Fabrication of shaped voids

REK Landig, K Diest, S Ye, AJ Ouderkirk - US Patent 11,407,211, 2022 - Google Patents
In some examples, a method includes forming a material layer on a substrate, partially
polymerizing a component of the material layer, to form fluid-filled droplets within a partially …

Polymer materials including coated nanovoids and methods and systems for forming the same

K Diest, AJ Ouderkirk, REK Landig, SA Wells… - US Patent …, 2022 - Google Patents
A nanovoided polymer-based material may include a bulk polymer material defining a
plurality of nanovoids and an interfacial film disposed at an interface between each of the …

Nanovoided polymers having shaped voids

A Spann, E Schmitt, N Elabbasi, K Diest… - US Patent …, 2022 - Google Patents
An example device includes a nanovoided polymer element, a first electrode, and a second
electrode. The nanovoided polymer element may be located at least in part between the first …

Nanovoided tunable birefringence

K Diest, AJ Ouderkirk, GO Andreev, E Shipton… - US Patent …, 2022 - Google Patents
(57) ABSTRACT A form birefringent optical element includes a structured layer and a
dielectric environment disposed over the struc tured layer. At least one of the structured layer …