In subject area: Computer Science A Fluorescent Tube is a type of low-pressure discharge lamp filled with a noble gas and a small amount of mercury, which converts electrical power into UV radiation that is then transformed into visible light by a phosphor coating, resulting in an efficiency ...
In subject area: Computer Science A fluorescent lamp is a low pressure discharge lamp filled with a noble gas and a small amount of mercury. It operates by converting electrical power into UV radiation through the use of mercury atoms, which is then converted to visible light by a phosphor ...
7: Is the UV light emitted by CFL tubes harmful to your health? No, the UV radiation emitted from a fluorescent tube operating for eight hours is about equal to standing in ordinary sunlight for one minute. However, people should still stay at least 12 inches away from UV lighting to eli...
Spiral Lamps:A small fluorescent tube in a spiral shape available either with the tube exposed or covered by a plastic or glass shell to mimic the shape of more traditional light bulbs. Spiral CFL bulbs come in a wide range of sizes from compact spirals designed to fit in small household ...
Cathode ray tubes produce crisp, vibrant images, but they do have a serious drawback: They are bulky. In order to increase the screen width in a CRT set, you also have to increase the length of the tube (to give the scanning electron gun room to reach all parts of the screen). Cons...
The colloidal alumina will be any alumina which comprises particles of colloidal size, e.g., on the order of nanometer size. In certain embodiments, the mean particle size of the colloidal alumina is from about 30 nm to about 100 nm. However, other sizes are possible within the meaning of...