Specimen Holder With Elastic Grip for SEM Stability
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Solution Overview
Problem
Conventional methods for fixing specimens in scanning electron microscopes using tape or paste are unreliable, leading to unstable fixation, image distortion, contamination, and damage to the specimen, making it difficult to obtain clear and accurate images.
Innovation Solution
A specimen holder with a body and stand that uses elasticity to securely fix specimens in a one-touch mechanism, allowing for easy mounting and separation, ensuring the specimen is fixed without transformation and providing a clear image.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If tape or paste is used to fix specimens, then the specimen can be mounted, but the fixation becomes unstable and may cause image distortion, contamination, or damage to the specimen
Solution Approach 1:
The specimen holder uses elastic force to automatically grip and secure the specimen when the holder is assembled. The elastic component exerts continuous pressure on the specimen through contact surfaces, creating self-service fixation without requiring external adhesives or complex fastening mechanisms. This ensures stable fixation while avoiding contamination and damage associated with tape or paste.
2Ease of operation
If conventional fixation methods are used, then mounting is simple, but image quality deteriorates due to distortion and contamination
Solution Approach 1:
The specimen holder employs disposable elastic components that are pre-formed with specific geometric shapes to provide optimal contact pressure. These elastic elements are designed to be replaced after use, ensuring that each specimen is held by a fresh, uncontaminated surface that maintains high image quality without the degradation associated with reusable tape or paste.
3Ease of operation
If the specimen holder uses a detachable body and stand structure, then mounting and separation become easy, but the device complexity increases
Solution Approach 1:
The specimen holder is divided into distinct segments including a body, stand, and elastic component, each performing a specific function. The body houses the elastic mechanism, the stand provides support, and the elastic component delivers the gripping force. This segmentation allows each part to be optimized independently while maintaining overall simplicity through straightforward assembly and disassembly operations.
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
The specimen holder enables rapid and stable specimen fixation, reducing image distortion and contamination, and allowing for accurate observation without damaging the specimen, thereby improving the reliability of semiconductor device analysis.
Implementation Method 1
a second grip part movably connected with the elasticity means for fixing the other side of the specimen using elasticity of the elasticity means
Data Source
AI summary
A specimen holder and method for controlling the same, which can mount and fasten a specimen to allow observation thereof by joining a body and a stand of the specimen holder together. The specimen holder includes: a body; a specimen mounting part formed at an end of the body for fixing a specimen; elasticity means located inside the body; and a stand detachably joined with the body. The stand includes: a base part; and a joining part protrudingly formed on the upper face of the base part and having a through hole to which at least a part of the specimen mounting part is inserted. The specimen mounting part includes: a first grip part located at an end portion of the specimen mounting part for fixing one side of the specimen; and a second grip part movably connected with the elasticity means for fixing the other side of the specimen.