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Questions and Answers
What is the main purpose of Focused Ion Beam (FIB) technique?
What is the main purpose of Focused Ion Beam (FIB) technique?
- To analyze, deposit, and ablate materials at specific sites (correct)
- To study biological fields
- To image the sample using a focused beam of electrons
- To resemble a scanning electron microscope (SEM)
How does a Scanning Electron Microscope (SEM) differ from Focused Ion Beam (FIB)?
How does a Scanning Electron Microscope (SEM) differ from Focused Ion Beam (FIB)?
- SEM uses a focused beam of ions, while FIB uses a focused beam of electrons (correct)
- SEM is primarily for ablation of materials, while FIB is for deposition of materials
- SEM is employed for biological analysis, while FIB is used for imaging samples
- SEM is used in the semiconductor industry, while FIB is used in materials science
Which industry or field extensively utilizes Focused Ion Beam (FIB) technique?
Which industry or field extensively utilizes Focused Ion Beam (FIB) technique?
- Cosmetic industry
- Biological field
- Semiconductor industry
- Materials science (correct)
What happens when the gallium wets the tungsten and flows to the tip of the needle?
What happens when the gallium wets the tungsten and flows to the tip of the needle?
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What is the purpose of the gallium ion source in Ion Beam Source Instruments?
What is the purpose of the gallium ion source in Ion Beam Source Instruments?
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How are the gallium ions focused onto the sample in Ion Beam Source Instruments?
How are the gallium ions focused onto the sample in Ion Beam Source Instruments?
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What is the purpose of the gallium ion source in Ion Beam Source Instruments?
What is the purpose of the gallium ion source in Ion Beam Source Instruments?
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What effect does the huge electric field at the small tip of the gallium ion source have?
What effect does the huge electric field at the small tip of the gallium ion source have?
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What happens when the heated gallium wets the tungsten and flows to the tip of the needle?
What happens when the heated gallium wets the tungsten and flows to the tip of the needle?
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