Someone made an interesting comment recently about how no single person knows how to manufacture an iPhone (there are people who understand how to build tools to drill an oil well, and there are people who know how to turn petroleum into plastic, and there are people who know how to make silicon waffers and people who know how to create chips
using photolithography, etc..
Using photolithography and re-flow processing, Abadi's substrates are patterned at the micron and submicron levels, approximating the natural physical forces cells experience.
An original master gecko adhesive mold with millions of microscopic structures is made in a clean room
using a photolithography process.
Intel and other chipmakers already
use photolithography to pattern features on chips as small as 32 nanometers.
To address the clinical gap, Dr Kang, together with Dr Jaspreet Singh Kochhar, who had recently graduated from NUS with a doctorate degree in Pharmacy, and their team members,
used a photolithography based process to fabricate a novel transdermal patch with polymeric microneedles.
Not exact matches
The list is topped by pharmaceutical maker Novo Nordisk, Brazil's Natura Cosmeticos, Norwegian energy company Statoil, the Danish biotech firm Novozymes, and ASML Holding, a Dutch manufacturer of
photolithography machines
used in the semiconductor industry.
Yang Yang and colleagues note that transistors are traditionally made in a multi-step
photolithography process, which
uses light to print a pattern onto a glass or wafer.
He notes that the technique can't yet match the resolution of conventional
photolithography and that it needs improvements to keep the patterns aligned if the array is
used repeatedly on different parts of a surface.
The team integrated a three - dimensional array of carbon nanotubes into a microfluidic device by
using chemical vapor deposition and
photolithography to grow and pattern carbon nanotubes onto silicon wafers.
By
using ultraviolet light and superlenses capable of subwavelength imaging, scientists say they can push the
photolithography boundary down to about 20 nanometers.
ORNL's bioreactor features elegance through a permeable nanoporous membrane and serpentine design fabricated
using a combination of electron beam and
photolithography and advanced material deposition processes.
In the semiconductor industry,
photolithography machinery
used to etch chip substrates must be focused to an accuracy of a few micrometres.
«These arrays locally enhance light intensity and can be
used by the optics industry in integral imaging systems, unconventional
photolithography, and photovoltaic systems,» explained Nejati.
The researchers
used state - of - the - art electron - beam lithography and
photolithography techniques to fabricate nanoelectronic thread (NET - e) probes containing densely packed electrode arrays.