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Harvard CNS

Things to know before doing E-Beam lithography at Harvard CNS: Ep2

November 10, 2018 By sky Leave a Comment

Summary In electron beam lithography, any larger pattern than a writing field is subdivided into multiple writing fields. If writing field alignment isn't … [Read more...] about Things to know before doing E-Beam lithography at Harvard CNS: Ep2

Filed Under: Comics, E-beam lithography, Nanotechnology Tagged With: Electron beam lithography, Harvard CNS, nanofabrication

Things to know before doing E-Beam lithography at Harvard CNS: Ep1

October 29, 2018 By sky Leave a Comment

Summary This comic explains what you need to know before doing electron beam lithography with Elionix systems at Harvard CNS: system, beam spot size, shot pitch, … [Read more...] about Things to know before doing E-Beam lithography at Harvard CNS: Ep1

Filed Under: Comics, E-beam lithography, Lithography, nanofabrication, Nanotechnology Tagged With: E-Beam lithography, Harvard CNS, nanofabrication

Nanofabrication at Harvard CNS : E-beam resist – Ep3

May 18, 2018 By sky Leave a Comment

Summary The main criteria for choosing the appropriate resist depend on the minimum feature size, sensitivity, contrast and etching resistance. There is a large … [Read more...] about Nanofabrication at Harvard CNS : E-beam resist – Ep3

Filed Under: Comics, nanofabrication, Nanotechnology Tagged With: E-beam resist, Electron beam lithography, Harvard CNS, nanofabrication, nanotechnology, semiconductor

E-Beam resist – Nanofabrication at Harvard CNS – Ep2

May 17, 2018 By sky Leave a Comment

Summary PMMA and ZEP520 are the most popular positive E-beam resists with high resolution capability. ZEP520 is well-known for high sensitivity and etch … [Read more...] about E-Beam resist – Nanofabrication at Harvard CNS – Ep2

Filed Under: Comics, nanofabrication, Nanotechnology Tagged With: E-beam resist, Electron beam lithography, Harvard CNS, nanofabrication, nanotechnology, semiconductor

E-Beam Lithography Resists (2)- 하버드대 CNS 나노팹에서 소자제조 – 3화

May 11, 2018 By sky Leave a Comment

Summary E-beam resist를 선택할때 중요하게 고려할 사항들은 contrast, sensitivity, resolution, etch resistance이다. EBL에 영향을 미치는 많은 매개 변수들은 서로간에 복잡하게 영향을 주기때문에 성공적인 Electron beam … [Read more...] about E-Beam Lithography Resists (2)- 하버드대 CNS 나노팹에서 소자제조 – 3화

Filed Under: Comics, nanofabrication, Nanotechnology Tagged With: E-beam resist, EBL, Electron beam lithography, Harvard CNS, 전자빔 감광제, 전자빔 리소그라피, 하버드대 나노팹

E-Beam Resist – 하버드대 CNS 나노팹에서 소자제조 – 2화

May 4, 2018 By sky Leave a Comment

Summary 전자빔 리소그래피에서 널리 사용되는 감광제인 PMMA와 ZEP520A 특성을 비교해보자. 어떤 감광제를 사용할지 선택은 제작하고자 하는 소자가 필요하는 공정과 요구조건을 우선 먼저 이해하는게 필요하다. PMMA에 비해 가격이 비싼 ZEP520은 etch … [Read more...] about E-Beam Resist – 하버드대 CNS 나노팹에서 소자제조 – 2화

Filed Under: nanofabrication, Nanotechnology Tagged With: E-beam resist, Elecron Beam Lithography Resist, Harvard CNS, PMMA, prototyping, Zep520, 나노팹, 하버드대 CNS

Nanofabrication at Harvard CNS : E-beam resist – Ep1( Getting ready)

April 25, 2018 By sky Leave a Comment

Summary Migration toward next nod scaling of semiconductor device forces the equipment manufactures to develop new process technology to meet the more stringent … [Read more...] about Nanofabrication at Harvard CNS : E-beam resist – Ep1( Getting ready)

Filed Under: Comics, nanofabrication, Nanotechnology Tagged With: alignment marks, E-beam resist, Harvard CNS, nanofabrication, prototyping

하버드대 CNS 나노팹에서 소자제조 – Ep1
(Getting ready)

April 24, 2018 By sky Leave a Comment

Summary 차세대 반도체소자 개발은 새로운 공정기술의 요구와 더불어 반도체 장비의 기술 개발을 유도하는데 새롭게 개발된 기술의 성능평가를 위해 맟춤형 test structure의 제작이 요구된다. Prototype structure의 Nanofabrication을 위해 … [Read more...] about 하버드대 CNS 나노팹에서 소자제조 – Ep1
(Getting ready)

Filed Under: Comics, nanofabrication, Nanotechnology Tagged With: Harvard CNS, nanofabrication, prototyping, 나노팹, 하버드대 CNS

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