'Sem images' diaporamas de présentation

Ductile-Regime Machining of Silicon Carbide and Quartz

Ductile-Regime Machining of Silicon Carbide and Quartz. by Deepak Ravindra Thesis Defense (Mechanical Engineering) Thesis Advisor: Dr. John A. Patten . Presentation Overview. Introduction Research Background 4 projects Ductile to Brittle Transition (DBT) of 4H-SiC

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CHE5480 Summer 2005

CHE5480 Summer 2005. Dendrimers and Nanofluidics. Nanostructured Materials:. Carbon nanotubes Aerogels Zeolites Dendrimers Self-assembled monolayers Nanoparticles Nanowires NEMS, etc. Example of Nanostructures : Starburst Dendrimers.

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Microscopes provide windows to the world of the cell

Microscopes provide windows to the world of the cell. Cellular Diversity. The average adult has nearly 100 trillion cells There are about 200 different types of cells Cells come in a variety of shapes and sizes

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Nanoscale memory cell based on a nanoelectromechanical switched capacitor

Nanoscale memory cell based on a nanoelectromechanical switched capacitor. EECS Min Hee Cho. Outline. III Low voltage drive Low Gate Voltage Fabrication SEM image IV Summary Summary : Merits Summary : remaining obstacles V References/ Q&A. I Introduction Agenda DRAM & Key idea

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Nano structured electrodes for lithium ion batteries

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Science Afternoon at NIST Scanning Electron Microscopy (SEM)

Science Afternoon at NIST Scanning Electron Microscopy (SEM). Brad Damazo , Prem Kavuri , Bin Ming, Kate Klein and Andras Vladar Nanometer Scale Metrology Group Physical Measurement Laboratory. andras@nist.gov. SEM and Imaging System. Frame Grabber Synchronization X Y resolution

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Microscopy as a Means for Nano-Characterization

Microscopy as a Means for Nano-Characterization. By Thomas Williams Phys 3500. What is Microscopy?. Microscopy is any technique for producing visible images of structures or details too small to otherwise be seen by the human eye. What is Nano Characterization?. What does it look like?

968 views • 23 slides

Basic Electron Microscopy

Basic Electron Microscopy. Arthur Rowe. The Knowledge Base at a Simple Level. Introduction . These 3 presentations cover the fundamental theory of electron microscopy In presentation #2 we cover: lens aberrations and their importance how we correct for lens astigmatism

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Unit 4: Cells

Unit 4: Cells. Microscopes and the Discovery of Cells. Objectives:. At the end of this lesson, students will be able to: Compare and contrast light microscopes and electron microscopes. Identify the parts of the compound light microscope and explain their function.

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Thermal Analysis of Al-CuO nanocomposites

Thermal Analysis of Al-CuO nanocomposites. Nancy Huemer. Two different nanocomposites were studied: Al-CuO milled with 1ml of hexane milling time 16 min. Al-CuO milled with 8ml of hexane milling time 60 min. Synthesized using ARM (arrested reactive milling).

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Wire Bonds: Good and Bad

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Scanning Electron Microscopy

Scanning Electron Microscopy. 18 th January 2010. Topography The surface features of an object or "how it looks", its texture; direct relation between these features and materials properties Morphology The shape and size of the particles making up the object; direct

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Figure 3. Thermal transformation of meso-HSiO 1.5 to meso-ncSi /

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50 m m

200 nm. 50 m m. Electrochemical Coating of a Stent. HR-SEM images of a latex film electrochemically deposited on a stainless steel stent under a constant potential of 1.3 V for 10 min: (A) The stent after deposition (B) higher magnification of the deposited film .

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NPG1

NPG3. NPG4. NPG1. NPG2. Scanned particles and areas. Scanned particles are labeled. Scanned areas are marked by red boxes. P13 and P14 were scanned to get closer to NPG1, so that a relatively precise position can be calculated. Scan on P13 4x4 um. P 14. P 13. Scan on P13 & P14 4x4 um.

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Contact with foreign materials such as aerogels

Crosslinked Aerogels Show Potential in Many Biomedical Applications Wei Yin, Oklahoma State University DMR 0907291.

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Figure 1. Elongation as a function of strain rate in 4% hydrogen/ nitrogen.

Mechanical properties of eutectic Fe 30 Ni 20 Mn 35 Al 15 Ian Baker, Dartmouth College,DMR 0905229.

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Results and Discussion

Abstract

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Name: Qingfeng Dong Title: Flower of PVDF Department: Mechanical & Materials Engineering

Please arrange your figure within this box and remove the words. Name: Qingfeng Dong Title: Flower of PVDF Department: Mechanical & Materials Engineering E-mail: qingfeng.dong@gmail.com. The flowers are created from high resolution SEM images of PVDF nanostructures.

158 views • 1 slides

Aykol, et. al. Cronin Group, University of Southern California

Electromechanical Resonance Behavior Of Suspended Single Walled Carbon Nanotubes Under High Bias Voltages Daniel C. Ralph, Cornell University, ECCS 0335765.

116 views • 1 slides