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Industry info Wiki Q&A

Q thin film advantage and disadvantage

RaymondJames

Duke Release Time: June 24, 2024, 3:52 PM

The minimum thickness of a thin film is not universally defined, as it greatly depends on the application and material properties. Generally, thin films are considered to be a few nanometers (nm) to several micrometers (µm) in thickness. For optical applications, such as anti-reflective coatings, films can be as thin as a quarter of the wavelength of the light they interact with, which often falls into the range of 100-200 nm. In electronics, particularly in semiconductor manufacturing, films can range from a few nm for layers like gate oxides to several µm for features like interconnects. The critical factor is that the film must be thin enough to exhibit different physical or chemical properties compared to the bulk material, providing the desired functionality.

Q how to determine the absorption coefficient of a thin film

RaymondJames

WordsworthBell Release Time: June 24, 2024, 5:55 AM

Sodium hydroxide, commonly known as lye or caustic soda, is used in soap making, drain cleaning, and various industrial processes. It’s available in various forms, such as flakes, pellets, or solutions. For small quantities, hardware stores or online retailers like Amazon are good options. These retailers typically stock sodium hydroxide that is appropriate for home use, such as drain cleaning or soap making. For larger quantities or industrial-grade sodium hydroxide, chemical supply companies or specialized online merchants are the go-to sources. Remember to handle sodium hydroxide with care, as it is highly corrosive and can cause burns upon contact with skin.

Q what is thin film sensor

RaymondJames

WilburHornby Release Time: June 21, 2024, 1:41 PM

[When dealing with polyester fabrics, it’s advisable to use a low to medium heat setting on your iron, roughly around 148°C (300°F). Polyester, being a synthetic fiber, melts easily under high heat, which can ruin your garment. For washing, select a warm (but not hot) wash cycle and a cool rinse to prevent shrinking or damage. Drying should be done on a low heat setting if using a dryer, or air-dry the garment to ensure it maintains its shape and size. Always check the garment’s care label for specific instructions to avoid any mishaps.] [For polyester, use low to medium iron heat (≈148°C), warm wash, cool rinse, and low heat or air dry. Always check the care label.]

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