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The cathode ray is just a beam of electrons.

The color of the fluorescence depends on the substance in the target.

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15y ago

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Is the cathode red or black?

The cathode is typically black.


Why does your display loose Red?

If referring to a CRT (Cathode Ray Tube) then this uses three electron `guns' namely Red, Green and Blue. If red is lost the connection to the red gun has been lost or more rarely the gun itself is damaged.


When calcite absorbs ultraviolet light and gives off red light it is displaying the property of?

Calcite displaying the property of fluorescence - when it absorbs ultraviolet light and emits visible light, such as red light.


Which phytochrome controlled responses displays far-red Reversibility?

Low fluorescence response


Does a garnet have fluorescence?

Garnets typically do not exhibit fluorescence under ultraviolet light. They are known for their deep red color and are not commonly found to glow or emit light when exposed to UV light.


What is strontium useful for?

Strontium-90 is used in Systems for Nuclear Auxilliary Power (SNAP) devices. Strontium is used in producing glass for color television picture tubes. It is also used to produce ferrite magnets and to refine zinc. Strontium titanate is very soft but has an extremely high refractive index and an optical dispersion greater than that of diamond. Strontium salts are used in flares and fireworks because they produce a vivid red flame.


Why is red fluorescence in demand?

Red fluorescence is in high demand due to its applications in various fields, including biomedical research, imaging, and display technologies. In biological studies, red fluorescent markers are crucial for visualizing cellular structures and processes, enabling researchers to track living cells and monitor disease progression. Additionally, in the realm of optoelectronics, red fluorescence is essential for enhancing the performance of displays and lighting solutions. The growing interest in advanced imaging techniques and the need for innovative technologies further drive the demand for red fluorescent materials.


What does Rb mean in relation to diamonds?

Rb in relation to diamonds stands for "red fluorescence." This term refers to the presence of a red glow that some diamonds emit when exposed to ultraviolet light. Diamonds with strong red fluorescence may appear slightly pinkish or purplish in natural light.


Why does the extract of chlorophyll fluoresces red when irradiated with a flashlight.?

Chlorophyll fluorescence occurs when chlorophyll molecules absorb light energy and re-emit it at longer wavelengths, such as red. This phenomenon is known as fluorescence emission, which is a result of the light energy being absorbed and then released as photons in a different color.


What color is ruby under ultraviolet light?

Rubies typically exhibit fluorescence under ultraviolet light, often showing various shades of red and pink. This fluorescence phenomenon can vary depending on the specific composition and quality of the ruby.


What is Mindless Behavior favorite color?

Ray Ray's is purple( like mine), Princeton's is green, Prodigy's is red, and Roc Royal's is black.


What color is carotene under a UV light?

Carotene will fluoresce in UV light, but the "colour" of the fluorescence is infra red and cannot been seen by the human eye.