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Powder Handling Device for X-ray Diffraction Analysis with Minimal Sample Preparation, Phase II
Completed
Description
This project consists in developing a Vibrating Powder Handling System for planetary X-Ray Diffraction instruments. The principle of this novel sample handling technique relies on vibrations generated in a sample holder to create movements in the powdered sample. The major benefit over conventional sample handling techniques is the possibility to characterize materials with grain-sizes up to two orders of magnitude larger, with no degradation in the data quality. It allows existing planetary sample-preparation systems such as rock crushers and drills to be used in place of fine-grinding mills normally required for quality XRD analysis. A secondary benefit is that it offers a simple means of loading and removal of samples, with potentially no moving parts. This research will answer a critical need for sample handling devices for conducting definitive mineralogical analyses in the Solar System. The Phase 2 effort will focus on addressing key technical issues in the development of a miniature Vibrating Powder Handling System. This work will lead to a brassboard prototype that can be remotely operated and interfaced to a planetary XRD instrument.
Details
| Technology area | Robotic Systems > Manipulation > Sample Acquisition and Handling |
| Program | Small Business Innovation Research/Small Business Tech Transfer (SBIR/STTR) |
| Lead organization | Ames Research Center, Moffett Field, CA |
| Start date | 2005-12-23 |
| End date | 2007-12-23 |
How to get involved
This is a mature technology (TRL 7+) — the realistic path in is usually NASA's Technology Transfer Program: licensing an existing NASA patent, or a Space Act Agreement to use NASA facilities/expertise directly. NASA also runs a startup licensing program with no upfront fee for companies formed to commercialize a specific NASA technology.
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