PPT-Lithography

NANO 101 Introduction to Nanotechnology 1 2 Lithography Photolithography Electron beam lithography Xray lithography Focused ion beam lithography Photoengraving Transfer pattern into reactive polymer film resist. Michael Johnston. 4/13/2015. Abstract and Outline. Nanoscale Lithography. . is an ever growing fabrication process due to technology demands. We are continuously striving to increase the number of transistors on a chip to increase performance. The drive for smaller and faster technologies has caused the development of fabrication techniques that allow us to work at the nanoscale feature size. A few lithography techniques will be explored to show how this whole process works. The processes I will cover include Photo, Electron Beam and X-Ray lithography. These forms of lithography share a common process of preparation exposure and development while fabricating wafers.. . kjetil. Lithography is the process of transferring patterns. Photolithography. Positive resist. Negative resist. X-ray lithography. E-beam lithography. Photolithography. General process: . Cleaning of wafer. outline. Lithography. Introduction to EUVL. Basic concepts. Why do we need EUVL?. EUVL Process. Basic technology for EUV. EUV masks. All Reflective Optics. Advantages. Disadvantages. Conclusion. WHAT IS LITHOGRAPHY . EE 4611 . Dehua . liu. 4/8/2016. THE origin of Nanoscale Lithography. Major methods . of Nanoscale . Lithography. A. dvantages and disadvantages of different methods of Nanoscale . Lithography. Moore’s . EE 4611 . Dehua . liu. 4/8/2016. THE origin of Nanoscale Lithography. Major methods . of Nanoscale . Lithography. A. dvantages and disadvantages of different methods of Nanoscale . Lithography. Moore’s . Ziam Ghaznavi. CHE 384T Lithography. November 30. th. , 2017. 1. Outline/Agenda. Motivation. Ion – Solid Interactions. Overview of IBL Systems . Future Outlook. 2. Motivation. SEMATECH and the ITRS. Ziam Ghaznavi. CHE 384T Lithography. November 30. th. , 2017. 1. Outline/Agenda. Motivation. Ion – Solid Interactions. Overview of IBL Systems . Future Outlook. 2. Motivation. SEMATECH and the ITRS. Overview.. Thermal NIL resists.. Residual layer after NIL.. NIL for large features (more difficult than small one).. Room temperature NIL, reverse NIL, NIL of bulk resist (polymer sheet, pellets).. UV-curing NIL.. Introduction.. Photon-based lithography: DUV (deep UV), EUV (extreme UV), X-ray. Charged-beam based lithography: electron beam, focused ion beam. Nanofabrication by molding/printing: soft lithography, nanoimprint. Electron Beam Lithography System - ELF 10000 Electron Beam Lithography System HS50 Harvard’s Center for Nanoscale Systems(CNS) will install North America’s first High Speed Elionix ELS-HS50 electron beam lithography system. This will be the third Elionix electron beam lithography system installed into the Harvard CNS cleanroom. By: Bitew Dinke Hugo Ferrer Enee416 Dr. G hodssi Definition of LIGA  LIGA is a German acronym that stands for Litho g raphie , Galvano f ormung and Ab f ormung .  When translated it me Solid state physics. . Lecture (8). Nanolithography. Introduction. Nanolithography is a growing field of techniques within nanotechnology dealing with the engineering (etching, writing, printing) of nanometer-scale structures. From Greek, the word can be broken up into three parts: ".