'Current density' diaporamas de présentation

Electrical Stimulating Currents

Electrical Stimulating Currents. Physiologic Response To Electrical Current. Creating muscle contraction through nerve or muscle stimulation Stimulating sensory nerves to help in treating pain Creating an electrical field in biologic tissues to stimulate or alter the healing process.

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Ultra High Speed InP Heterojunction Bipolar Transistors

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Semiconductors

Semiconductors. Crystalline solid materials whose resistivities are values between those of conductors and insulators. Good electrical characteristics and feasible fabrication technology are some reasons why silicon is by far the most important semiconductor material in use today.

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Basic Electrochemistry

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Iontophoresis

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Tobin J. Marks Department of Chemistry and The Materials Research Center Northwestern University

Tobin J. Marks Department of Chemistry and The Materials Research Center Northwestern University. Charles E. and Emma H. Morrison Professor of Chemistry Professor of Materials Science and Engineering Vladimir N. Ipatieff Professor of Catalyic Chemistry. Biographical sketch.

743 views • 38 slides

Last class - More corrosion - micro cells Welding HAZ Sensitization Ol' Harold's story

522 views • 28 slides

A 40-Gb/s Decision Circuit in 90-nm CMOS T. Chalvatzis 1 , K. H. K. Yau 1 , P. Schvan 2 , M.-T. Yang 3 and S.

A 40-Gb/s Decision Circuit in 90-nm CMOS T. Chalvatzis 1 , K. H. K. Yau 1 , P. Schvan 2 , M.-T. Yang 3 and S. P. Voinigescu 1 1 Department of Electrical and Computer Engineering, University of Toronto, Toronto, Canada 2 Nortel Networks, Ottawa, Canada 3 TSMC, Hsin-Chu, Taiwan.

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Phonons

956 views • 25 slides

The Band Theory of Solids

?. V. x. 0. L. Single electron theory: for any electron everything in the crystal represented by an effective periodic potential . The Band Theory of Solids. ?. What are the limitations of the model of the free electron gas.

1.49k views • 24 slides

SYNTHESIS OF COPPER NANOWIRES WITH NANO-TWIN SUBSTRUCTURES

SYNTHESIS OF COPPER NANOWIRES WITH NANO-TWIN SUBSTRUCTURES. 1 Joon-Bok Lee 2 Dr. Bongyoung I. Yoo 2 Dr. Nosang V. Myung 1 Department of Chemical Engineering, A-217 Engineering Quadrangle, Princeton University, Princeton, NJ 08544-5263, USA

602 views • 22 slides

Laser III Device Design & Materials Selection

Laser III Device Design & Materials Selection. EBB424E Dr Zainovia Lockman. By the end of the course you would be able to answer the following questions:. What is homojunction laser? What is heterojunction laser? Explain the principles of heterojunction laser.

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M. Talha GONULLU , Ertan ARSLANKAYA, Fatih ILHAN, Ugur KURT, Omer APAYDIN Y i ld i z Tech . Univ . , Env . Eng .

416 views • 18 slides

Reliability Laboratory

Reliability Laboratory. Presentation on Setting up Reliability Laboratory Presented by Dr. G.H. Massiha Department of Industrial Technology University of Louisiana, Lafayette. Topics. Need for setting up Reliability Laboratory Reliability issues in Metal thin Films.

526 views • 18 slides

Seoul National University, South Korea

5th International Seminar on ORC Power Systems, Athens Greece, 9-11 September 2019. Off-Design Analysis of Organic Rankine Cycle Integrated with Proton Exchange Membrane Fuel Cell (PEMFC). 9 September 2019. Hong Wone Choi, Jin Young Park, Dong Kyu Kim, Min Soo Kim.

1.51k views • 17 slides

Current & Resistance

381 views • 17 slides

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1. 2. 3. 4. 5. An electric device, which heats water by immersing a resistance wire in the water, generates 60 cal of heat per second when an electric potential difference of 11 V is placed across its leads. What is the resistance of the heater wire? (Note: 1 cal = 4.186 J). {image} {image}

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588 views • 13 slides

Simulation of bow tie(two pair)

Simulation of bow tie(two pair). With Gaussian plane wave excitation. Far_zone data (1). Far_zone data (2). Far_zone data (3). Near_zone data (1) -- Scattered Field. 1. 2. 3. 1. Ex Scattered Field(V/m) vs. Time(ns) 2. Ey Scattered Field(V/m) vs. Time(ns)

285 views • 11 slides

Some technical characteristic of current-limiting reactors

Some technical characteristic of current-limiting reactors. Airtype - reactor linear magnetic behaviour (L - constant) spreading magnetic field around reactor (weak EMC behaviour) damping of reactor noise is difficult space consuming earth-quake withstand capability expensive

625 views • 8 slides