Paper Exampl on How X-Rays Are Formed Within the X-Ray Tube

Published: 2023-11-27
Paper Exampl on How X-Rays Are Formed Within the X-Ray Tube
Type of paper:  Essay
Categories:  Knowledge Physics Energy
Pages: 4
Wordcount: 1048 words
9 min read

An x-ray is a high-energy electromagnetic radiation that is highly penetrative of multiple materials. The capability of the X-ray penetrating materials is based on their wavelength and frequency. The ability of the rays is based on the combination of the two qualities; frequency and wavelength. That primary characteristic enables the rays to have the qualities that are associated with them. The X-rays are produced in an X-ray tube, which has a set of conditions that support the production of rays with a specific wavelength and frequency. The primary factor that enables the rays' output is the electromagnetic field in the X-ray tube, which enhances the rays' production in the electromagnetic field. Therefore, the X-ray tube is the source of the X-rays, which are based on the electromagnetic fields that are created in the vacuum tube. It is significant that the process of production of x-rays in the x-ray tube is understood to appreciate the quality of the produced rays.

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Formation of X-Rays in the X-Ray Tube

The cathode ray tube has various parts, each of which has a dedicated function that leads to the production of X-rays in the long run. The major components include the anode, cathode, tube envelope, stator, and rotor. Those are the significant parts that significantly contribute to the production of the rays in the system. The cathode function in the X-ray tube is the expulsion of electrons to the anode from the electrical circuit. That forms the primary process in the production of X-rays in the x-ray tube. In a typical setting, electrons are incapable of leaving the conductor material to another receiving recipient. Therefore, it requires a specific set of conditions around the cathode to ensure they are generated and cast onto the anode (Lemaitre, 2004). Therefore, there is a need for thermionic emission to get the electrons from the cathode. That forms the origin of the electrons that facilitate the creation of X-rays in the x-ray tube. Thermionic emission requires high temperatures to enable the expulsion of electrons from the cathode, therefore initiating the creation of the x-rays in the system.

When heat is applied from an external source to the surface of a metal, there is the creation of electrons, which in this case, flow from the cathode to the anode of the x-ray tube. When a large amount of heat is applied on metal, there is a resultant effect where there is the electrons' expulsion from its surface. The free electrons on the metal's surface are ten dislodged from its surface because of the high temperature's instability and movement. When the electrons are released, they may flow to any direction from the source, which reduces their effectiveness. Therefore, in the creation of x-rays from the cathode that calls for an electromagnetic field. There exists a high voltage difference between the anode and cathode of the x-ray tube. Therefore, there is an acceleration of the electrons from the cathode to the anode in the x-ray tube. Therefore, the combination of the effect by the thermionic emissions and the voltage difference leads to electrons' creation, which is focused on the anode from the cathode. Therefore, the critical process that is essential in this case is thermionic emission.

In an x-ray tube, the flow of electrons is from the cathode to the anode, which is because of the massive difference in their voltage. The cathode is negatively charged, which is the same charge that is carried by the electrons. Therefore, the electrons are attracted to the opposite charge that is in the anode, thus explaining their flow in the x-ray tube. In the x-ray tube, the electrons flow from the cathode to anode, at acceleration as they travel. When they hit the anode, a significant amount of energy is converted into heat while the rest is converted into x-rays in the process. Therefore, at the anode, the x-rays are created, which is the primary aim of the x-ray tube methods. Thus, the electrons' flow is essential- energy in them is converted into x-rays, which are used for various intended purposes. Furthermore, at the anode, the heat is dissipated, which enhances the dislodging of electrons from the cathode. Therefore, the flow of the electrons is essential because it guides the process of producing energy that is directed onto the anode, thus creating x-rays and power in the long run.

The major event that takes place at the anode in the x-ray tube is the production of the x-rays. When electrons are dislodged from the cathode, they travel to the anode at a very high speed, which is targeted at the anode. When the electrons, at the high acceleration, hit the anode, they are converted into either heat of x-radiation. The aim of the entire process that takes place in the x-ray tube is the creation of x-rays; therefore, that is the primary target event that occurs at the anode. Furthermore, there is the production of immense heat, which is not the aim of the x-ray tube processes. The heat is produced as a result of the deceleration of the electrons that come from the cathode. When they contact the anode, the massive impact causes heat, which is dissipated in the process. Therefore, the x-radiation that is produced has a desirable frequency and wavelength, which is the primary aspect of interest in the x-rays.


The x-ray tube is composed of various parts with different dedicated functions that support the production of the x-rays. There is the cathode, which is the part that promotes thermionic emission. Based on thermionic emission, there is the dislodging of electrons at high speed, which is directed to the anode. Upon contact with the anode, there is the production of massive heat and x-radiation. The x-radiation is a valuable part of the entire process, which produces x-rays that are used for various purposes. Therefore, it is evident that the different elements in the x-ray tube serve dedicated purposes, which lead to the creation of x-rays.


Lemaitre, S. (2004). Cathode for high emission x-ray tube .U.S. Patent No. 6,785,359. Washington, DC: U.S. Patent and Trademark Office.

Upadhya, K. (1995). X-ray tube anode target. U.S. Patent No. 5,414,748. Washington, DC: U.S. Patent and Trademark Office.

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