A photoresist (also known simply as a resist) is a light-sensitive material used in several processes, such as photolithography and photoengraving, to...
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Photolithography (section Photoresist application)
material, called a photoresist, being applied to the substrate. A photomask that contains the desired pattern is then placed over the photoresist. Light is shone...
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SU-8 is a commonly used epoxy-based negative photoresist. Negative refers to a photoresist whereby the parts exposed to UV become cross-linked, while...
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techniques; photoresist and non-photoresist mastering. Photoresist also comes in two variations; positive photoresist and negative photoresist. Photoresist mastering...
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Chemistry of photolithography (section Photoresist)
process possible through the combined use of hexamethyldisilazane (HMDS), photoresist (positive or negative), spin coating, photomask, an exposure system and...
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photomask in direct contact with a substrate coated with an imaging photoresist layer. The first integrated circuits had features of 200 micrometres...
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Lam Research (section Photoresist strip)
manufacturing, including equipment for thin film deposition, plasma etch, photoresist strip, and wafer cleaning processes. Throughout semiconductor manufacturing...
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Nanochemistry (section Photoresists)
photochemical reaction in the polymer phase. Photoresists can be classified as positive or negative. In positive photoresists, the photochemical reaction that occurs...
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intensively in photolithography, to deposit layers of photoresist about 1 micrometre thick. Photoresist is typically spun at 20 to 80 revolutions per second...
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material to be used as a photoresist to fabricate 3-D nanostructures. As2S3 has been investigated for use as a high resolution photoresist material since the...
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on top of the photoresist. This topcoat would serve as a barrier for chemical diffusion between the liquid medium and the photoresist. In addition, the...
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semiconductor manufacturing plasma ashing is the process of removing the photoresist (light sensitive coating) from an etched wafer. Using a plasma source...
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Photopolymer (section Photoresists)
longer. Curable materials are widely used for medical, printing, and photoresist technologies. Changes in structural and chemical properties can be induced...
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material which resists etching. In some cases, the masking material is a photoresist which has been patterned using photolithography. Other situations require...
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cleaning Surface passivation Photolithography Photoresist coating (often as a liquid, on the entire wafer) Photoresist baking (solidification in an oven) Edge...
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reagent in photoresist technology in the semiconductor industry. Diazonaphthoquinone sulfonic acid esters are components of common photoresist materials...
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Photoengraving is a process that uses a light-sensitive photoresist applied to the surface to be engraved to create a mask that protects some areas during...
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Refractive index and extinction coefficient of thin film materials (section Example 2: 248 nm photoresist on silicon substrate (PR/Si-Sub))
thicknesses of both a-Si and SiO2 were allowed to vary. Polymers such as photoresist consist of long chains of molecules which do not form a crystallographic...
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and developer to selectively remove a UV-sensitive photoresist coating and thus create a photoresist mask that will protect the copper below it. Direct...
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surface of a substrate (e.g. wafer) using a sacrificial material (e.g. photoresist). It is an additive technique as opposed to more traditional subtracting...
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semiconductor manufacturing, a mask can selectively expose a layer of photoresist on a substrate made of a semiconductor material, such as a silicon dioxide...
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Partially developed photoresist in Nomarski DIC...
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called a photoresist is exposed to UV radiation that has passed through a mask. The exposure causes chemical reactions to occur in the photoresist. After...
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of light-sensitive material (photoresist). This procedure is repeated dozens of times on a single wafer. The photoresist is then further processed to...
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of a thin film of photoresist. It uses X-rays to transfer a geometric pattern from a mask to a light-sensitive chemical photoresist, or simply "resist...
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are especially important in microelectronics where they are used as photoresist materials. They are also used as tackifiers in rubber. Epoxy Ralph Dammel...
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circuit in the integrated circuit. Ultraviolet light is used along with a photoresist layer to create a chemical change that generates the patterns for the...
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Dry Photoresist Removal Method". Journal of the Electrochemical Society. Irving S. (1968). "A Dry Photoresist Removal Method". Kodak Photoresist Seminar...
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high-aspect-ratio structures requires the use of a photoresist able to form a mold with vertical sidewalls; thus, the photoresist must have a high selectivity and be...
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pattern by using a reflective photomask to expose a substrate covered by photoresist. Tin ions in the ionic states from Sn IX to Sn XIV give photon emission...
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