Examlex
It is desired to obtain a diffraction pattern for electrons using a diffraction grating with lines separated by 10 nm.The mass of an electron is 9.11 × 10-³¹ kg.
-Suppose it is desired to observe diffraction effects for a beam of electromagnetic radiation using the same grating.Roughly,what is the required energy of the individual photons in the beam?
Embryonic Development
The process by which an embryo forms and develops, starting from the fertilization of the egg to the fetus stage.
Solid Ball
A three-dimensional geometric object that is perfectly symmetrical around its center, with every point on its surface equidistant from the center.
Blastomeres
Cells formed in the early stages of embryonic development through a series of cleavage divisions from the zygote.
Embryonic Development
The series of biological changes that occur in the early stages of an organism's life, leading to its mature form.
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