Kroemer Symposium, May 20, 2013 STANFORD JSH 1 Mentoring and Great Times with Herb Kroemer Herbert Kroemer Symposium, May 20, 2013 James S. Harris.

Slides:

Advertisements

Similar presentations

X-ray Free Electron lasers Zhirong Huang. Lecture Outline XFEL basics XFEL basics XFEL projects and R&D areas XFEL projects and R&D areas Questions and.

Advertisements

Simultaneously Stokes and anti-Stokes Raman amplification in silica fiber Victor G. Bespalov Russian Research Center "S. I. Vavilov State Optical Institute"

Photoluminescence in One Dimensional Photonic Crystals Nicholas Barbuto 1, Tomasz Kazmierczak 2, Joseph Lott 2, Hyunmin Song 2, Yeheng Wu 1, Eric Baer.

S Digital Communication Systems Fiber-optic Communications - Supplementary.

Building a Continuous Wave Erbium Doped Fiber Laser and Amplifier Ben Baker Kristen Norton.

May Chuck DiMarzio, Northeastern University ECE-1466 Modern Optics Course Notes Part 9 Prof. Charles A. DiMarzio Northeastern University.

Laser III Device Design & Materials Selection

EE 230: Optical Fiber Communication Lecture 9 From the movie Warriors of the Net Light Sources.

High Speed Circuits & Systems Laboratory Joungwook Moon

Ruby Laser Crystal structure of sapphire: -Al2O3 (aluminum oxide). The shaded atoms make up a unit cell of the structure. The aluminum atom inside the.

Multibandgap quantum well wafers by IR laser quantum well intermixing: simulation of the lateral resolution of the process O. Voznyy, R. Stanowski, J.J.

EM Radiation Sources 1. Fundamentals of EM Radiation 2. Light Sources

1.2 Population inversion Absorption and Emission of radiation

Magneto-optical study of InP/InGaAs/InP quantum well B. Karmakar, A.P. Shah, M.R. Gokhale and B.M. Arora Tata Institute of Fundamental Research Mumbai,

EM Radiation Sources 1. Fundamentals of EM Radiation 2. Light Sources 3. Lasers.

EE 230: Optical Fiber Communication From the movie Warriors of the Net Lecture 8 Fiber Amplifiers.

Absorption and emission processes

Ch 6: Optical Sources Variety of sources Variety of sources LS considerations: LS considerations: Wavelength Wavelength  Output power Output power Modulation.

Characterization of fiber amplifiers Lecture-5. EDFA architecture Figure: EDFA architecture Characterization of DFA.

Lecture 38 Lasers Final Exam next week. LASER L ight A mplification by S timulated E mission of R adiation.

J.S. Colton, ODMR studies of n-GaAs Optically-detected magnetic resonance studies of n-GaAs Talk for APS March Meeting, Mar 20, 2009 John S. Colton, Brigham.

E D F A Seminar By: Geno G James EE-566 Optical Communication.

Herb Kroemer Optical Patents: The alpha and the omega… 1 Kroemer Symposium John Bowers May 20, 2013.

Optical Amplifiers An Important Element of WDM Systems Xavier Fernando ADROIT Group Ryerson University.

Optical properties and carrier dynamics of self-assembled GaN/AlGaN quantum dots Ashida lab. Nawaki Yohei Nanotechnology 17 (2006)

1 Introduction to Optical Electronics Quantum (Photon) Optics (Ch 12) Resonators (Ch 10) Electromagnetic Optics (Ch 5) Wave Optics (Ch 2 & 3) Ray Optics.

About Omics Group OMICS GroupOMICS Group International through its Open Access Initiative is committed to make genuine and reliable contributions to the.

SIMULATION OF MATERIAL CHARACTERISTICS AND LASER PERFORMANCE OF Q-SWITCHED QUANTUM WELL SEMICONDUCTOR LASERS L. Chardee Allee NASA Space Grant.

TYPES OF LASER Solid State lasers:Ruby laser, Nd:YAG laser, Nd:Glass laser Gas lasers:He-Ne laser, CO 2 laser, Argon laser Liquid/Dye lasers:Polymethene.

Slide # 1 SPM Probe tips CNT attached to a Si probe tip.

3/26/2003BAE of 10 Application of photodiodes A brief overview.

Forward Bias Law of the Junction: Minority Carrier Concentrations and Voltage pn(0) is the hole concentration just outside the depletion region on the.

Study of MgB 2 Thin Films on Nb by Pulse Laser Deposition S.Mitsunobu, S.Inagaki, H.Nakanishi, M.Wake and M.Fukutomi* KEK,NIMR*

Optical Characterization methods Rayleigh scattering Raman scattering transmission photoluminescence excitation photons At a glance  Transmission: “untouched”

Photo-induced ferromagnetism in bulk-Cd 0.95 Mn 0.05 Te via exciton Y. Hashimoto, H. Mino, T. Yamamuro, D. Kanbara, A T. Matsusue, B S. Takeyama Graduate.

Fiber Laser for ERL Zach Ulibarri Mentor: Zhi Zhao.

Q-Switching (a) The optical cavity has a low Q so that pumping takes the atoms to a very high degree of population inversion; lasing is prevented by.

Terahertz waves base on SiGe Alloy NTU 林楚軒. Introduction Structure a.SiGe QW intersubband transition b.SiGe QW with dopant helping c.Si with dopant Summary.

Luminescence basics Types of luminescence

LASERS. LASER is an acronym for light amplification by Stimulated Emission of radiation. When radiation interacts with matter we have three processes.

Optical Amplifiers By: Ryan Galloway.

C We have to solve the time independent problem H o  o = E o  o Harry Kroto 2004.

4-Level Laser Scheme nn  m  →  n  excitation  n  →  m  radiative decay slow  k  →  l  fast(ish)  l  →  m  fast to maintain population.

Optical sources Types of optical sources

Erbium Doped Fiber Amplifiers Erbium Doped Fiber Amplifiers are considered the most important invention of the 1990’s in the telecommunication industry.

The Light Emitting Field Effect transistor (LEFET) as the route to injection lasers fabricated from luminescent semiconducting polymers Alan J. Heeger,

Compact Power Supplies Based on Heterojunction Switching in Wide Band Gap Semiconductors NC STATE UNIVERSITY UCSB Steady-State and Transient Electron Transport.

Lattice constant (A) Kroemer’s Lemma of Proven Ignorance Kroemer’s Lemma of New Technology 6.1A Gunn Effect Heterojunction Lineups.

Terahertz Charge Dynamics in Semiconductors James N. Heyman Macalester College St. Paul, MN.

Lasers The final project Lukáš Jörka 3.C. Introduction The aim of my final project: o Analyse lasers from different viewpoints o Create an overall view.

Absorption Small-Signal Loss Coefficient. Absorption Light might either be attenuated or amplified as it propagates through the medium. What determines.

Laser transient induced by a pumping step t Ip Case of HeNe :  and  c same order of magnitude n0n0 Laser intensity  n th nn.

Tunnel FETs Peng Wu Mar 30, 2017.

by: Mrs. Aboli N. Moharil Assistant Professor, EXTC dept.

P-n Junctions ECE 2204.

Interaction between Photons and Electrons

Strong infrared electroluminescence from black silicon

Helium-Neon laser Henrik Porte.

Basics Semiconductors

Dye Lasers Rob van Rooij Images from:

Herb Kroemer and the Discovery-Invention Cycle

Student: Chandler Bernard Mentor: Dr. Joseph Herzog (PHYS)

Herbert Kroemer, The Professor

Frauke Schroeder and Edward R. Grant Department of Chemistry

Project 1.4: Hydrogenation of dilute nitrides for single photon emitters in photonic crystals Saeed Younis.

Fiber Optic Communication Lec 11 By

The Function of InP Window

Two-Plate Waveguide

Basic Talk Structure By David Johnson.

Fig. 2 Fluence-dependent emission characteristics of CH3NH3PbI3 recorded at 15 and 300 K. Fluence-dependent emission characteristics of CH3NH3PbI3 recorded.

Presentation transcript:

Kroemer Symposium, May 20, 2013 STANFORD JSH 1 Mentoring and Great Times with Herb Kroemer Herbert Kroemer Symposium, May 20, 2013 James S. Harris

Kroemer Symposium, May 20, 2013 STANFORD JSH 2 If, in discussing a semiconductor problem, you cannot draw an Energy Band Diagram, then you don't know what you are talking about. Corollary: If you can, but don't, then your audience won't know what you are talking about Kroemer’s Lemma of Proven Ignorance H. Kroemer-Prof. UCSB 2000 Nobel lecture

Kroemer Symposium, May 20, 2013 STANFORD JSH 3 Heterojunction Confusion

Kroemer Symposium, May 20, 2013 STANFORD JSH 4 The Saga of Heterojunction Barriers

Kroemer Symposium, May 20, 2013 STANFORD JSH 5 The Heterojunction Barrier Mystery Solved

Kroemer Symposium, May 20, 2013 STANFORD JSH 6 Heterojunction Laser Proc. IEEE, Dec. 1963

Kroemer Symposium, May 20, 2013 STANFORD JSH 7 Microdisk Ge QW Photoluminescence Amplified spontaneous emission pumped by 900nm pulsed laser Two small peaks on each fringe  TE / TM or higher order mode PL intensity is super linear, estimated gain of 1500 cm -1