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Yr finish Wrap-up | Nanotechnology Weblog


The preferred technical/laptop matter on the finish of 2023 was Generative Synthetic Intelligence (AI), which was briefly touched on in final month’s weblog.  As 2023 attracts to an in depth, the New York Instances is suing the main builders of Generative AI for utilizing their copyrighted information database with out permission or compensation. [Ref. 1]  On the restrictive facet, the UK’s prime courtroom determined that AI cannot be named as an inventor on a patent. [Ref. 2]  It additionally indicated that the one who owned this system outcomes was not the proprietor of the patent, as a result of he was not named on the patent utility as inventor.  This could make for an fascinating upcoming 12 months and patent regulation.

Relating to supplies and semiconductors, there’s a proposed new method to semiconductor materials.  Ferroelectric semiconductors are being studied.  The problems of velocity, dimension together with thickness (or thinness) and operation at excessive velocity and excessive energy are a problem for transferring into bigger, larger, sooner gadgets.    The College of Michigan analysis [Ref. 3] is targeted on ferroelectric excessive electron mobility transistor (FeHEMT).  Ferroelectric semiconductors can maintain {an electrical} polarization, suppose magnetism.  However, the ferroelectric semiconductor can swap which finish is optimistic and which is damaging. In different phrases, the transistor can change the way it features.

Researchers at Lund College in Sweden [Ref. 4] have proven a configurable transistor.  The potential for this system is a extra exact management of the electronics. Their work is with III-V supplies to switch silicon.  The promise is high-frequency functions (6G and 7G networks) whereas lowering the facility required.  The appliance would considerably profit neuromorphic computations, which might allow stronger AI functions.  They examined new ferroelectric reminiscence with tunnel limitations in an effort to create new circuit architectures (transistor sort reminiscence).  A key a part of this work is the creation and placement of ferroelectric grains within the system construction.  It is a ferro-TFET transistor.  Like the event talked about above, the properties of the transistor will be modified throughout the operation of the system.  One benefit is the “new” properties of the system stay fixed even with none energy wanted to maintain their state. 

Researchers from Northwestern College, Boston School, and MIT are pursuing a special sort of transistor perform. [Ref. 5]   They declare it might probably retailer and course of data concurrently, just like the human mind.  A key distinction type earlier analysis is that the main target is bringing the reminiscence and processing features collectively with out the required time lag of transporting {the electrical} indicators.  Their declare is that by layering completely different patterns, two dimensional supplies are shaped which have novel properties from the person supplies.  The researchers stacked bilayer graphene and hexagonal boron nitride.  By rotating one layer with respect to the opposite, completely different properties could possibly be developed in every graphene layer.  One lead researcher launched a brand new nanoelectronic system that seems to be able to manipulating information in an power environment friendly method.  Of their experiment, which have demonstrated their synaptic transistor can determine comparable patterns.  The extra declare is that the brand new system can present a significant step ahead in AI functions.

It seems that the work on novel transistor constructions and performance may present increased frequency functions with the potential of lowering the whole energy requires.  The ability discount straight results the discount of the warmth generated by the gadgets.  We will anticipate extra leads to the approaching 2024 12 months.

References:

  1. https://www.nytimes.com/2023/12/27/enterprise/media/new-york-times-open-ai-microsoft-lawsuit.html
  2. https://www.theguardian.com/expertise/2023/dec/20/ai-cannot-be-named-as-patent-inventor-uk-supreme-court-rules  
  3. Absolutely epitaxial, monolithic ScAlN/AlGaN/GaN ferroelectric HEMT – https://pubs.aip.org/aip/apl/article-abstract/122/9/090601/2880773/Absolutely-epitaxial-monolithic-ScAlN-AlGaN-GaN?redirectedFrom=fulltext
  4. https://www.lunduniversity.lu.se/article/cutting-edge-transistors-semiconductors-future
  5. https://information.northwestern.edu/tales/2023/12/new-brain-like-transistor-mimics-human-intelligence/

Yr finish Wrap-up | Nanotechnology Weblog

About Walt

I’ve been concerned in varied features of nanotechnology for the reason that late Nineteen Seventies. My curiosity in selling nano-safety started in 2006 and produced a white paper in 2007 explaining the 4 pillars of nano-safety. I’m a expertise futurist and is presently centered on nanoelectronics, single digit nanomaterials, and 3D printing on the nanoscale. My expertise contains three startups, two of which I based, 13 years at SEMATECH, the place I used to be a Senior Fellow of the technical workers once I left, and 12 years at Normal Electrical with 9 of them on company workers. I’ve a Ph.D. from the College of Texas at Austin, an MBA from James Madison College, and a B.S. in Physics from the Illinois Institute of Know-how.


Semiconductor Know-how, Know-how

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