Ultra-High-Vacuum Cell With Integrated Meta-Optics for Compact Light Control
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Solution Overview
Problem
The incorporation of bulk optics in ultracold matter physics systems contributes significantly to their size, weight, and power requirements, hindering the development and commercialization of these systems.
Innovation Solution
Integration of metamaterial optics elements, such as metasurface lenses, directly onto or within the walls of ultra-high vacuum cells to reduce or eliminate the need for bulkier refractive lenses, enabling smaller and more portable systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If bulk optics are incorporated into ultracold matter physics systems, then light manipulation functions are achieved, but the size, weight, and power requirements increase significantly
Solution Approach 1:
The patent merges the optical manipulation functions with the UHV cell structure by integrating metasurface lenses directly into the cell walls. This eliminates the need for separate bulk optics components, thereby reducing system weight while maintaining light manipulation capabilities through the transparent cell walls.
Solution Approach 2:
The patent extracts the optical functionality from traditional bulky bulk optics and implements it through thin metasurface lenses integrated into the cell structure. This extraction of essential optical functions from heavy components achieves weight reduction while preserving beam focusing, collimation, and other light transformation capabilities.
2Adaptability or versatility
If bulk optics are incorporated into ultracold matter physics systems, then light manipulation functions are achieved, but the system size increases substantially
Solution Approach 1:
The patent combines the optical manipulation functions with the UHV cell structure by integrating metasurface lenses directly into the cell walls. This integration eliminates the need for separate bulk optics components arranged in optical paths, thereby substantially reducing system size while maintaining full light manipulation functionality through the transparent cell walls.
Solution Approach 2:
The patent transitions from three-dimensional bulk optics to two-dimensional metasurface lenses integrated into the cell walls. This dimensional reduction allows optical functions to be achieved within the plane of the cell walls rather than requiring extended optical paths through space, thereby compacting the system size.
3Adaptability or versatility
If bulk optics are incorporated into ultracold matter physics systems, then light manipulation functions are achieved, but the power requirements increase
Solution Approach 1:
The patent merges optical manipulation functions with the UHV cell structure using metasurface lenses that passively manipulate light through their nanostructured geometry. These passive metasurfaces eliminate the need for active components such as motorized adjustment mechanisms or high-power illumination sources required by some bulk optics systems, thereby reducing power consumption.
4Illumination intensity
If transparent windows are used in UHV cell walls for laser access, then light can enter and exit the cell, but additional optical components are required outside the cell
Solution Approach 1:
The patent combines the functions of transparent windows and optical manipulation components by integrating metasurface lenses directly into the cell walls. This integration eliminates the need for separate windows and external optical components, as the metasurface lenses provide both transparency for laser access and active beam manipulation functions within the cell structure itself.
Solution Approach 2:
The patent implements multi-functionality in the cell walls by making them simultaneously transparent for laser transmission and capable of active beam manipulation through integrated metasurface lenses. This universal design allows the cell walls to perform multiple functions (transparency, focusing, collimation, beam shaping) that previously required separate components, thereby reducing overall device complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach reduces the size, weight, and power requirements of ultracold matter systems by utilizing metasurface lenses formed on the cell walls, allowing for more compact and efficient light manipulation within the UHV cell.
Implementation Method 1
metasurface lenses formed on interior surfaces of vacuum boundary walls
Implementation Method 2
metasurface lenses formed on interior surfaces of vacuum boundary walls
Data Source
AI summary
Metamaterial optics are integrated with vacuum-boundary walls of ultra-high-vacuum (UHV) cells to manipulate light in a manner analogous to various bulk optical elements including lenses, mirrors, beam splitters, polarizers, waveplate, wave guides, frequency modulators, and amplitude modulators. For example, UHV cells can have metasurface lenses formed on interior and/or exterior surfaces on one or more of their vacuum-boundary walls. Each metasurface lens can include a plurality of mesas with the same height and various cross-sectional dimensions. The uses of metasurface lenses allows through-going laser beams to be expanded, collimated or focused without using bulky refractive optics. Each metasurface lens can be formed on a cell wall using photolithographic or other techniques.