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Mechanical Engineering Electron Microscopy For Beginners Experiments

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Bright Field Imaging and Dark Field Imaging

1. Which of the following is used to obtain bright field imaging?

a: Elastically scattered electrons b: Inelastically scattered electrons c: Transmitted electrons d: X-rays

2. Which of the following is used to obtain dark field imaging?

a: Elastically scattered electrons b: Inelastically scattered electrons c: Transmitted electrons d: X-rays

3. The bright field image can be obtained when the aperture is placed at:

a: back-focal plane of objective lens b: image plane of objective lens c: front-focal plane of projection lens d: image plane of objective lens

4. The diffraction pattern can be obtained when the aperture is placed at:

a: back-focal plane of objective lens b: image plane of objective lens c: front-focal plane of projection lens d: image plane of objective lens

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