Elemental Composition Analyzer With Image-Based Reliability Checks
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Solution Overview
Problem
Existing analyzer instruments for elemental composition analysis face reliability issues due to sample characteristics that compromise the accuracy and suitability of the analysis.
Innovation Solution
Incorporating an imaging apparatus and controller in the analyzer instrument to capture images of the sample and perform reliability analysis based on these images, determining the estimated reliability of the measurement and providing an indication of the measurement's reliability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If an analyzer instrument is used for elemental composition analysis, then the analysis can be performed, but the reliability of the analysis may be compromised due to sample characteristics
Solution Approach 1:
The imaging apparatus captures images of the sample before the elemental composition analysis is performed. The controller then analyzes these images to assess sample characteristics (such as surface quality, homogeneity, and positioning) and determines whether the sample is suitable for reliable analysis. This preliminary assessment allows the system to identify potential reliability issues before the actual measurement takes place.
Solution Approach 2:
The system provides feedback by issuing an indication of the estimated reliability of the measurement based on the image analysis. This feedback mechanism informs the user about the expected quality of the analysis result, allowing them to decide whether to proceed with the measurement or adjust the sample preparation. The feedback loop enhances reliability by making the quality assessment transparent and actionable.
2Reliability
If an imaging apparatus is added to capture sample images, then reliability analysis can be performed, but the device complexity increases
Solution Approach 1:
The imaging apparatus serves multiple functions: it captures images of the sample for reliability assessment, documents the sample appearance for record-keeping, and provides visual information that can guide sample preparation or measurement adjustments. By making the imaging system multi-functional, the patent justifies the added complexity through enhanced capability and versatility.
Solution Approach 2:
The controller acts as an intermediary that processes images from the imaging apparatus and generates reliability indications. This intermediary role allows the imaging system to be integrated seamlessly into the existing analyzer instrument workflow, where the controller coordinates image capture, analysis, and feedback without requiring complex additional hardware or operational procedures.
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
Enhances the reliability of elemental composition analysis by identifying and addressing potential sample irregularities, ensuring accurate and reliable measurement results.
Implementation Method 1
an exciter for generating an excitation directed at a target position to invoke an emission from the sample positioned at the target position
Implementation Method 2
an imaging apparatus for capturing images of an area around the target position
Data Source
AI summary
Disclosed is an instrument analyzing elemental composition of a sample, including a measurement assembly including: an exciter generating an excitation directed at a target position to cause emission from the sample; a detector assembly receiving the emission from the sample at the target position, arranged to generate one or more measurement signals that are descriptive of the emission; an imaging apparatus for capturing images of an area around the target position; and a controller for carrying out a measurement, arranged to operate the exciter to generate the excitation and to carry out analysis of the elemental composition of the sample based on the measurement signals. The controller performs reliability analysis associated with the measurement by operating the imaging apparatus to capture images of the sample, determining estimated reliability of the measurement based on the captured images, and selectively issuing an indication of measurement reliability based on the estimated reliability.