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  • Reports
    • EU commission 450mm Report (2012)
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    • 450mm SEMI EPWG Report – Japanese Version (2008)
    • 450mm SEMI EPWG Report – English Version (2008)
    • 450mm Wright Williams & Kelly
    • 300mm Intel
    • 200mm to 300mm SEMI / SEMATECH Report (1995)
    • 200mm JEIDA Report
  • Activities
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    • Europe: EEMI-450
  • 450mm Officially on Hold
    G450C shuts down
  • Back from the Dead?
    5th Generation Wafer may Help Balance Cost Equation
  • Batch Czochralski
    Some Cold, Hard Truths
  • 450mm Test Wafers
    A path forward?


Latest Updates

SEMI Europe Whitepaper

October 20, 2008
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SEMI Europe has issued a whitepaper entitled:  “6 Recommendations to the European Union and National Governments to Increase Europe’s Microelectronic Industry Competitiveness”In the whitepaper, the statement on 450mm reads: “450 mm wafer diameter has to be assessed a
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The difficulty behind making a 450mm wafer

August 21, 2008
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Wafer News recently published an article about the difficulty in making a 450mm wafer that is flat enough for 22nm, relatively defect-free, and economically reasonable.
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450mm Misconceptions Article

August 19, 2008
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Found in an electronics weekly article from David Manners
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Updates from SEMICON West 2008

July 25, 2008
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As expected, SEMICON West, held in San Francisco last week, delivered a flurry of activity, press releases and commentary.  
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ISMI Progress Report

July 11, 2008
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ISMI has released their latest progress report on 450mm.  They are doing tests on “silicon test wafers”.  What does that mean?  Just so there is no confusion, their current silicon
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Harvard study shows near 70% cycle time reduction

July 09, 2008
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A recently published study in IEEE spectrum on cycle time improvment by Harvard Business School:  67% cycle time reduction and 12% cost reduction in 6 months.
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50%+ cycle time reduction on 300mm

July 09, 2008
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ISMI’s recently published factory simulation shows that great cycle time gains (on the order of 50%+) can be achieved with 300mm. 
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Analysis by SEMI

July 05, 2008
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SEMI’s Equipment Productivity Working Group has posted their economic analysis of a transition to 450mm.
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Government involvement on 450mm?

July 03, 2008
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Hynix/Samsung  With the announcement of the Hynix / Samsung joint work on MRAM and 450mm, it looks like there may be some government involvement in 450mm. 
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