Nano Engineering & Storage Technology

Size: px
Start display at page:

Download "Nano Engineering & Storage Technology"

Transcription

1 Nano Engineering & Storage Technology Group Research Presentation Tom Thomson Nano Engineering & Storage Technology Group School of Computer Science University of Manchester

2 NEST Group Academics: Tom Thomson Jim Miles Ernie Hill Paul lnutter Milan Mihajlovic PDRAs: Craig Barton, (+2 in next 9 months) PhD students: Antonios Oikonomou, Raymon White, Chris Tian, Georg Heldt, Jen Talbot, David Shepherd, Smaragda Zygridou, Sarah Varey, Stefan Goodwin, Nick Clark, August Johansson, Rhys Griffiths, Andrea Verre, Jack Warren CMN: Fred Schedin, Ian Stutt, Richard O Conner 2/31

3 What do we do? - Nano Engineering & Data Storage Nano Engineering Miniaturisation scaling and new paradigms Graphene devices Graphene FET Data storage New ideas in magnetic recording What comes next? Numerical Modelling Micromagnetic simulations of recording systems Multiphysics (modelling at different length scales) x Big data from big experiments (analysis of x-ray & neutron data) 50nm 1 µm (a) Hall device x 10-7 Simulation of recorded data pattern

4 Centre for Mesoscience and Nanotechnology (CMN) Significant investment in upgrading capability and capacity of cleanrooms in 2009/2010 (~ 2.0m) Fabrication Raith e-beam Laser writer Ion milling Deposition Optical lithography Oxford dplasmalab Lesker sputtering Leybold evaporation Moorfield evaporation State of the art magnetic characterisation Vector VSM Magnetic force microscopy Observation Scanning Electron microscopy Scanning probe microscopy SQUID XL7 Magnetic film deposition Electron-beam lithography Observation and measurement

5 Magnetic recording: The way forward Three potential paths are being explored to increase magnetic data storage density beyond 1 Tbit/in 2 Extension of conventional or not so conventional perpendicular media Bit patterned media Thermally assisted recording Developing the scientific understanding that underpins technological advancement has some common themes Anisotropy distributions Relationship between magnetisation switching and thermal stability (exchange springs) Finite size effects in sub 5 nm magnetic grains SANS data

6 Magnetic recording media (Physical) Conventional perpendicular in today s drives Discrete Track Patterning to reduce track interference Thermally assisted Bit Pattern Media One bit per island recording ~300 Gbit/in Gbit/in 2

7 Graphene Transistors Strongly Layered Material Pull Out One Atomic Plane 20 m optical photograph Au contacts SiO 2 Si 2D Graphene Layer

8 Graphene nano-circuits Gated nano-contact in graphene sheet e-b lithography Channel can be switched off at room temperature 6 Contact few nm 300 K ( S S) 4 10 nm 2 E = v F h/ /2D gate (V)

9 Broad range of activities iti in NEST The Centre for Mesoscience & Nanotechnology (CMN) run jointly by NEST and the condensed matter group in physics acts as a focus for interdisciplinary work and collaborations with Materials Science, Chemistry, Physics etc. Project highlights: Exchange spring materials for data storage Tom Thomson, Chris Morrison & Craig Barton Graphene and magnetism Ernie Hill & Chris Tian Recording physics of patterned media - Jim Miles & Jen Talbot Fabrication, Optical and AHE characterisation of BPM Paul Nutter & Marios Alexandrou Efficient finite element e e micromagnetic c models of nanomagnetic ag materials Milan Mihajlovic, Jim Miles & David Shepherd Data recovery and error correction in HDDs Paul Nutter & Lizzy Shi Anisotropy distributions in patterned media Tom Thomson & Georg Heldt (Laura Heyderman) Small angle neutron scattering (SANS) Tom Thomson & Steve Lee Patterned nanostructures NiFe graphene film NiFe 200nm Graphene devices Hitachi GST Perpendicular recording

10 12000 OK so how does (conventional) computer science SPT Helix contribute? Modelling of devices and processes Atomistic modelling Finite element modelling Micromagnetics Fluid dynamics Multiscale models crosstrack [nm] downtrack [nm] FEM model of head field Extracting information from large scale data X-ray / neutron scattering Image reconstruction TEM tomography Deconvolution of AFM surface maps SAXS data

11 Paul Nutter (IT119) Modelling of Hall devices for investigating i i the switching behaviour of magnetic nanoislands Investigating bit-error -rate performance in future hard disc systems

12 Milan Mihajlovic (IT202) Multiphysics py modelling (multi-length scale) Slice at z = 0 (middle) Numerical modelling and simulation of continuous multiphysics systems (fluid-structure interaction, micromagnetics, circuit integrity simulations) Numerical modelling of multi-scale systems involving colloidal dispersions of nano-particles and nanocarbons Slice at z 0 (middle) (thickness 1 mm) y axis (mm) Temp (K) Iterative solution techniques for large linear systems that arise in simulations of continuous physical systems on a computer; Inherently multi-disciplinary projects with strong collaborative links in Schools of Mathematics, MACE and Materials Science. Points of instability X axis (mm) Snapshot of the temperature field in a cryogenic experiment of liquid id helium at 4K in a chamber heated from below. The flow undertakes an instability called the skewed varicose instability where parallel convective rolls buckle and then merge together.

13 Ernie Hill (IT118) Graphene Memory Devices Graphene is single layer of carbon atoms What would memory devices made from Graphene look like? Can we simulate their performance? Characterising nanoscale surfaces in 3D Medical implant application Cells can see nanoscale features How can surfaces be characterised to quantify test results? (What parameters are important random features, regular features, rentrant t surfaces etc.)

14 Jim Miles (IT114/KB2.123) 123) Measurement of data storage in prototype materials to identify error mechanisms Real time control of complex hardware Micromagnetic models of data storage in magnetic nanostructures Predicting error rates in very low error probability systems Projects: Information coding for identification of data-dependent error mechanisms Models of rare events in magnetic storage systems Finite Element Modeling nanostructured magnetic materials

15 Tom Thomson Information from large central facility experiments - how do materials work at the nano-scale? Magnetisation dynamics of data storage materials How fast is data stored? What controls the speed? How can we make it faster? SANS data Co-Planar waveguide

16 New activities Higher tunneling current Lower tunneling current Spintronics i Using the electron s spin together with its charge to process and store if information Create new tunable miniature oscillators for mobile communications Antiferromagnet Ferromagnet Ru AF coupling layer Ferromagnet fixed (P 1 ) Tunnel barrier (MgO) Ferromagnet free (P 2 ) Substrate TMR - R/R = P 1 P 2 /(1-P 1 P 2 ): 20 50% Saturation field Oe Storage Write/read layer IBM Almaden Research Center

17 Where do we live? IT building in 1980 s IT building Today National Graphene institute

18 Questions

Anisotropy Distributions in Patterned Magnetic Media

Anisotropy Distributions in Patterned Magnetic Media MINT Review & Workshop 24-25 Oct. 2006 Anisotropy Distributions in Patterned Magnetic Media Tom Thomson Hitachi San Jose Research Center Page 1 Acknowledgements Manfred Albrecht (Post-doc) Tom Albrecht

More information

From nanophysics research labs to cell phones. Dr. András Halbritter Department of Physics associate professor

From nanophysics research labs to cell phones. Dr. András Halbritter Department of Physics associate professor From nanophysics research labs to cell phones Dr. András Halbritter Department of Physics associate professor Curriculum Vitae Birth: 1976. High-school graduation: 1994. Master degree: 1999. PhD: 2003.

More information

Introduction to magnetic recording + recording materials

Introduction to magnetic recording + recording materials Introduction to magnetic recording + recording materials Laurent Ranno Institut Néel, Nanoscience Dept, CNRS-UJF, Grenoble, France I will give two lectures about magnetic recording. In the first one, I

More information

MSN551 LITHOGRAPHY II

MSN551 LITHOGRAPHY II MSN551 Introduction to Micro and Nano Fabrication LITHOGRAPHY II E-Beam, Focused Ion Beam and Soft Lithography Why need electron beam lithography? Smaller features are required By electronics industry:

More information

Seminars in Nanosystems - I

Seminars in Nanosystems - I Seminars in Nanosystems - I Winter Semester 2011/2012 Dr. Emanuela Margapoti Emanuela.Margapoti@wsi.tum.de Dr. Gregor Koblmüller Gregor.Koblmueller@wsi.tum.de Seminar Room at ZNN 1 floor Topics of the

More information

TRANSVERSE SPIN TRANSPORT IN GRAPHENE

TRANSVERSE SPIN TRANSPORT IN GRAPHENE International Journal of Modern Physics B Vol. 23, Nos. 12 & 13 (2009) 2641 2646 World Scientific Publishing Company TRANSVERSE SPIN TRANSPORT IN GRAPHENE TARIQ M. G. MOHIUDDIN, A. A. ZHUKOV, D. C. ELIAS,

More information

MRAM: Device Basics and Emerging Technologies

MRAM: Device Basics and Emerging Technologies MRAM: Device Basics and Emerging Technologies Matthew R. Pufall National Institute of Standards and Technology 325 Broadway, Boulder CO 80305-3337 Phone: +1-303-497-5206 FAX: +1-303-497-7364 E-mail: pufall@boulder.nist.gov

More information

Nanostructure. Materials Growth Characterization Fabrication. More see Waser, chapter 2

Nanostructure. Materials Growth Characterization Fabrication. More see Waser, chapter 2 Nanostructure Materials Growth Characterization Fabrication More see Waser, chapter 2 Materials growth - deposition deposition gas solid Physical Vapor Deposition Chemical Vapor Deposition Physical Vapor

More information

Magnetoresistance due to Domain Walls in Micron Scale Fe Wires. with Stripe Domains arxiv:cond-mat/ v1 [cond-mat.mes-hall] 9 Mar 1998.

Magnetoresistance due to Domain Walls in Micron Scale Fe Wires. with Stripe Domains arxiv:cond-mat/ v1 [cond-mat.mes-hall] 9 Mar 1998. Magnetoresistance due to Domain Walls in Micron Scale Fe Wires with Stripe Domains arxiv:cond-mat/9803101v1 [cond-mat.mes-hall] 9 Mar 1998 A. D. Kent a, U. Ruediger a, J. Yu a, S. Zhang a, P. M. Levy a

More information

MSE 7025 Magnetic Materials (and Spintronics)

MSE 7025 Magnetic Materials (and Spintronics) MSE 7025 Magnetic Materials (and Spintronics) Lecture 1: Introduction Chi-Feng Pai cfpai@ntu.edu.tw Course Outline Magnetism and Magnetic Materials What is magnetism? What is its origin? Magnetic properties

More information

Overview. Carbon in all its forms. Background & Discovery Fabrication. Important properties. Summary & References. Overview of current research

Overview. Carbon in all its forms. Background & Discovery Fabrication. Important properties. Summary & References. Overview of current research Graphene Prepared for Solid State Physics II Pr Dagotto Spring 2009 Laurene Tetard 03/23/09 Overview Carbon in all its forms Background & Discovery Fabrication Important properties Overview of current

More information

Enhanced Magnetic Properties of Bit Patterned Magnetic Recording Media by Trench-Filled Nanostructure

Enhanced Magnetic Properties of Bit Patterned Magnetic Recording Media by Trench-Filled Nanostructure CMRR Report Number 32, Summer 2009 Enhanced Magnetic Properties of Bit Patterned Magnetic Recording Media by Trench-Filled Nanostructure Edward Chulmin Choi, Daehoon Hong, Young Oh, Leon Chen, Sy-Hwang

More information

X-ray Imaging and Spectroscopy of Individual Nanoparticles

X-ray Imaging and Spectroscopy of Individual Nanoparticles X-ray Imaging and Spectroscopy of Individual Nanoparticles A. Fraile Rodríguez, F. Nolting Swiss Light Source Paul Scherrer Institut, Switzerland Intensity [a.u.] 1.4 1.3 1.2 1.1 D 8 nm 1 1 2 3 1.0 770

More information

Giant Magnetoresistance

Giant Magnetoresistance Giant Magnetoresistance This is a phenomenon that produces a large change in the resistance of certain materials as a magnetic field is applied. It is described as Giant because the observed effect is

More information

Wouldn t it be great if

Wouldn t it be great if IDEMA DISKCON Asia-Pacific 2009 Spin Torque MRAM with Perpendicular Magnetisation: A Scalable Path for Ultra-high Density Non-volatile Memory Dr. Randall Law Data Storage Institute Agency for Science Technology

More information

1. Introduction : 1.2 New properties:

1. Introduction : 1.2 New properties: Nanodevices In Electronics Rakesh Kasaraneni(PID : 4672248) Department of Electrical Engineering EEL 5425 Introduction to Nanotechnology Florida International University Abstract : This paper describes

More information

01 Development of Hard Disk Drives

01 Development of Hard Disk Drives 01 Development of Hard Disk Drives Design Write / read operation MR / GMR heads Longitudinal / perpendicular recording Recording media Bit size Areal density Tri-lemma 11:00 10/February/2016 Wednesday

More information

A Review of Spintronics based Data Storage. M.Tech Student Professor

A Review of Spintronics based Data Storage. M.Tech Student Professor A Review of Spintronics based Data Storage By: Mohit P. Tahiliani S. Vadakkan M.Tech Student Professor NMAMIT, Nitte NMAMIT, Nitte CONTENTS Introduction Giant Magneto Resistance (GMR) Tunnel Magneto Resistance

More information

Fabrication and Measurement of Spin Devices. Purdue Birck Presentation

Fabrication and Measurement of Spin Devices. Purdue Birck Presentation Fabrication and Measurement of Spin Devices Zhihong Chen School of Electrical and Computer Engineering Birck Nanotechnology Center, Discovery Park Purdue University Purdue Birck Presentation zhchen@purdue.edu

More information

Nanotechnology Fabrication Methods.

Nanotechnology Fabrication Methods. Nanotechnology Fabrication Methods. 10 / 05 / 2016 1 Summary: 1.Introduction to Nanotechnology:...3 2.Nanotechnology Fabrication Methods:...5 2.1.Top-down Methods:...7 2.2.Bottom-up Methods:...16 3.Conclusions:...19

More information

Enhanced spin orbit torques by oxygen incorporation in tungsten films

Enhanced spin orbit torques by oxygen incorporation in tungsten films Enhanced spin orbit torques by oxygen incorporation in tungsten films Timothy Phung IBM Almaden Research Center, San Jose, California, USA 1 Motivation: Memory devices based on spin currents Spin Transfer

More information

X-Ray Spectro-Microscopy Joachim Stöhr Stanford Synchrotron Radiation Laboratory

X-Ray Spectro-Microscopy Joachim Stöhr Stanford Synchrotron Radiation Laboratory X-Ray Spectro-Microscopy Joachim Stöhr Stanford Synchrotron Radiation Laboratory X-Rays have come a long way Application to Magnetic Systems 1 µm 1895 1993 2003 http://www-ssrl.slac.stanford.edu/stohr/index.htm

More information

Chapter 10. Nanometrology. Oxford University Press All rights reserved.

Chapter 10. Nanometrology. Oxford University Press All rights reserved. Chapter 10 Nanometrology Oxford University Press 2013. All rights reserved. 1 Introduction Nanometrology is the science of measurement at the nanoscale level. Figure illustrates where nanoscale stands

More information

Spin caloritronics in magnetic/non-magnetic nanostructures and graphene field effect devices Dejene, Fasil

Spin caloritronics in magnetic/non-magnetic nanostructures and graphene field effect devices Dejene, Fasil University of Groningen Spin caloritronics in magnetic/non-magnetic nanostructures and graphene field effect devices Dejene, Fasil DOI: 10.1038/nphys2743 IMPORTANT NOTE: You are advised to consult the

More information

High speed vacuum deposition of organic TFTs in a roll-to-roll facility

High speed vacuum deposition of organic TFTs in a roll-to-roll facility High speed vacuum deposition of organic TFTs in a roll-to-roll facility Dr Hazel Assender University of Oxford 1 Prof Martin Taylor Eifion Patchett, Aled Williams Prof Long Lin Prof Steve Yeates Dr John

More information

Lecture 6. Alternative storage technologies. All optical recording. Racetrack memory. Topological kink solitons. Flash memory. Holographic memory

Lecture 6. Alternative storage technologies. All optical recording. Racetrack memory. Topological kink solitons. Flash memory. Holographic memory Lecture 6 Alternative storage technologies All optical recording Racetrack memory Topological kink solitons Flash memory Holographic memory Millipede Ferroelectric memory All-optical recording It is possible

More information

Supporting Information. Fast Synthesis of High-Performance Graphene by Rapid Thermal Chemical Vapor Deposition

Supporting Information. Fast Synthesis of High-Performance Graphene by Rapid Thermal Chemical Vapor Deposition 1 Supporting Information Fast Synthesis of High-Performance Graphene by Rapid Thermal Chemical Vapor Deposition Jaechul Ryu, 1,2, Youngsoo Kim, 4, Dongkwan Won, 1 Nayoung Kim, 1 Jin Sung Park, 1 Eun-Kyu

More information

Physics Coral Gables, Florida 33124, USA

Physics Coral Gables, Florida 33124, USA Physics Coral Gables, Florida 33124, USA The Spin Battery barnes@physics.miami.edu Spin Battery Spin battery S. E. Barnes and S. Maekawa Phys. Rev. Lett. 98 246601 (2007) Except for solar cells, the generation

More information

Gold Nanoparticles Floating Gate MISFET for Non-Volatile Memory Applications

Gold Nanoparticles Floating Gate MISFET for Non-Volatile Memory Applications Gold Nanoparticles Floating Gate MISFET for Non-Volatile Memory Applications D. Tsoukalas, S. Kolliopoulou, P. Dimitrakis, P. Normand Institute of Microelectronics, NCSR Demokritos, Athens, Greece S. Paul,

More information

Nova 600 NanoLab Dual beam Focused Ion Beam IITKanpur

Nova 600 NanoLab Dual beam Focused Ion Beam IITKanpur Nova 600 NanoLab Dual beam Focused Ion Beam system @ IITKanpur Dual Beam Nova 600 Nano Lab From FEI company (Dual Beam = SEM + FIB) SEM: The Electron Beam for SEM Field Emission Electron Gun Energy : 500

More information

Ferromagnetism and Anomalous Hall Effect in Graphene

Ferromagnetism and Anomalous Hall Effect in Graphene Ferromagnetism and Anomalous Hall Effect in Graphene Jing Shi Department of Physics & Astronomy, University of California, Riverside Graphene/YIG Introduction Outline Proximity induced ferromagnetism Quantized

More information

Kavli Workshop for Journalists. June 13th, CNF Cleanroom Activities

Kavli Workshop for Journalists. June 13th, CNF Cleanroom Activities Kavli Workshop for Journalists June 13th, 2007 CNF Cleanroom Activities Seeing nm-sized Objects with an SEM Lab experience: Scanning Electron Microscopy Equipment: Zeiss Supra 55VP Scanning electron microscopes

More information

Advanced Topics In Solid State Devices EE290B. Will a New Milli-Volt Switch Replace the Transistor for Digital Applications?

Advanced Topics In Solid State Devices EE290B. Will a New Milli-Volt Switch Replace the Transistor for Digital Applications? Advanced Topics In Solid State Devices EE290B Will a New Milli-Volt Switch Replace the Transistor for Digital Applications? August 28, 2007 Prof. Eli Yablonovitch Electrical Engineering & Computer Sciences

More information

2D Materials Research Activities at the NEST lab in Pisa, Italy. Stefan Heun NEST, Istituto Nanoscienze-CNR and Scuola Normale Superiore, Pisa, Italy

2D Materials Research Activities at the NEST lab in Pisa, Italy. Stefan Heun NEST, Istituto Nanoscienze-CNR and Scuola Normale Superiore, Pisa, Italy 2D Materials Research Activities at the NEST lab in Pisa, Italy Stefan Heun NEST, Istituto Nanoscienze-CNR and Scuola Normale Superiore, Pisa, Italy 2D Materials Research Activities at the NEST lab in

More information

Giant Magnetoresistance

Giant Magnetoresistance Giant Magnetoresistance Zachary Barnett Course: Solid State II; Instructor: Elbio Dagotto; Semester: Spring 2008 Physics Department, University of Tennessee (Dated: February 24, 2008) This paper briefly

More information

Nanotechnology: Today and tomorrow

Nanotechnology: Today and tomorrow Nanotechnology: Today and tomorrow Horst-Günter Rubahn NanoSYD Mads Clausen Instituttet Syddansk Universitet Alsion 2 6400 Sønderborg Agenda Alsion A bit about nano Nanoproducts Top down vs. bottom up

More information

Nanotechnology where size matters

Nanotechnology where size matters Nanotechnology where size matters J Emyr Macdonald Overview Ways of seeing very small things What is nanotechnology and why is it important? Building nanostructures What we can do with nanotechnology?

More information

Advanced Lab Course. Tunneling Magneto Resistance

Advanced Lab Course. Tunneling Magneto Resistance Advanced Lab Course Tunneling Magneto Resistance M06 As of: 015-04-01 Aim: Measurement of tunneling magnetoresistance for different sample sizes and recording the TMR in dependency on the voltage. Content

More information

Supporting Information. by Hexagonal Boron Nitride

Supporting Information. by Hexagonal Boron Nitride Supporting Information High Velocity Saturation in Graphene Encapsulated by Hexagonal Boron Nitride Megan A. Yamoah 1,2,, Wenmin Yang 1,3, Eric Pop 4,5,6, David Goldhaber-Gordon 1 * 1 Department of Physics,

More information

Planar Hall Effect in Magnetite (100) Films

Planar Hall Effect in Magnetite (100) Films Planar Hall Effect in Magnetite (100) Films Xuesong Jin, Rafael Ramos*, Y. Zhou, C. McEvoy and I.V. Shvets SFI Nanoscience Laboratories, School of Physics, Trinity College Dublin, Dublin 2, Ireland 1 Abstract.

More information

.Fritjaf Capra, The Tao of Physics

.Fritjaf Capra, The Tao of Physics Probing inside the atom and investigating its structure, science transcended the limits of our sensory imagination. From this point on, it could no longer rely with absolute certainty on logic and common

More information

Supporting Information

Supporting Information Electronic Supplementary Material (ESI) for ChemComm. This journal is The Royal Society of Chemistry 2014 Supporting Information Controllable Atmospheric Pressure Growth of Mono-layer, Bi-layer and Tri-layer

More information

Graphene Fundamentals and Emergent Applications

Graphene Fundamentals and Emergent Applications Graphene Fundamentals and Emergent Applications Jamie H. Warner Department of Materials University of Oxford Oxford, UK Franziska Schaffel Department of Materials University of Oxford Oxford, UK Alicja

More information

Scanning Probe Microscopy (SPM)

Scanning Probe Microscopy (SPM) http://ww2.sljus.lu.se/staff/rainer/spm.htm Scanning Probe Microscopy (FYST42 / FAFN30) Scanning Probe Microscopy (SPM) overview & general principles March 23 th, 2018 Jan Knudsen, room K522, jan.knudsen@sljus.lu.se

More information

A. Optimizing the growth conditions of large-scale graphene films

A. Optimizing the growth conditions of large-scale graphene films 1 A. Optimizing the growth conditions of large-scale graphene films Figure S1. Optical microscope images of graphene films transferred on 300 nm SiO 2 /Si substrates. a, Images of the graphene films grown

More information

2D Coding and Iterative Detection Schemes

2D Coding and Iterative Detection Schemes 2D Coding and Iterative Detection Schemes J. A. O Sullivan, N. Singla, Y. Wu, and R. S. Indeck Washington University Magnetics and Information Science Center Nanoimprinting and Switching of Patterned Media

More information

Recent developments in spintronic

Recent developments in spintronic Recent developments in spintronic Tomas Jungwirth nstitute of Physics ASCR, Prague University of Nottingham in collaboration with Hitachi Cambridge, University of Texas, Texas A&M University - Spintronics

More information

Graphene-reinforced elastomers for demanding environments

Graphene-reinforced elastomers for demanding environments Graphene-reinforced elastomers for demanding environments Robert J Young, Ian A. Kinloch, Dimitrios G. Papageorgiou, J. Robert Innes and Suhao Li School of Materials and National Graphene Institute The

More information

SCANNING! MAGNETIC TUNNEL JUNCTION (MTJ)! MICROSCOPY!! High-resolution magnetic imaging of geologic samples" Ioan Lascu and Richard J.

SCANNING! MAGNETIC TUNNEL JUNCTION (MTJ)! MICROSCOPY!! High-resolution magnetic imaging of geologic samples Ioan Lascu and Richard J. SCANNING! MAGNETIC TUNNEL JUNCTION (MTJ)! MICROSCOPY!! High-resolution magnetic imaging of geologic samples" Ioan Lascu and Richard J. Harrison" OVERVIEW" 1. Scanning magnetic microscopy" 2. MTJ microscopy"

More information

Mon., Feb. 04 & Wed., Feb. 06, A few more instructive slides related to GMR and GMR sensors

Mon., Feb. 04 & Wed., Feb. 06, A few more instructive slides related to GMR and GMR sensors Mon., Feb. 04 & Wed., Feb. 06, 2013 A few more instructive slides related to GMR and GMR sensors Oscillating sign of Interlayer Exchange Coupling between two FM films separated by Ruthenium spacers of

More information

Nanoparticle Devices. S. A. Campbell, ECE C. B. Carter, CEMS H. Jacobs, ECE J. Kakalios, Phys. U. Kortshagen, ME. Institute of Technology

Nanoparticle Devices. S. A. Campbell, ECE C. B. Carter, CEMS H. Jacobs, ECE J. Kakalios, Phys. U. Kortshagen, ME. Institute of Technology Nanoparticle Devices S. A. Campbell, ECE C. B. Carter, CEMS H. Jacobs, ECE J. Kakalios, Phys. U. Kortshagen, ME Applications of nanoparticles Flash Memory Tiwari et al., Appl. Phys. Lett. 68, 1377, 1996.

More information

Imprinting domain/spin configurations in antiferromagnets. A way to tailor hysteresis loops in ferromagnetic-antiferromagnetic systems

Imprinting domain/spin configurations in antiferromagnets. A way to tailor hysteresis loops in ferromagnetic-antiferromagnetic systems Imprinting domain/spin configurations in antiferromagnets A way to tailor hysteresis loops in ferromagnetic-antiferromagnetic systems Dr. J. Sort Institució Catalana de Recerca i Estudis Avançats (ICREA)

More information

EE410 vs. Advanced CMOS Structures

EE410 vs. Advanced CMOS Structures EE410 vs. Advanced CMOS Structures Prof. Krishna S Department of Electrical Engineering S 1 EE410 CMOS Structure P + poly-si N + poly-si Al/Si alloy LPCVD PSG P + P + N + N + PMOS N-substrate NMOS P-well

More information

Challenges for Materials to Support Emerging Research Devices

Challenges for Materials to Support Emerging Research Devices Challenges for Materials to Support Emerging Research Devices C. Michael Garner*, James Hutchby +, George Bourianoff*, and Victor Zhirnov + *Intel Corporation Santa Clara, CA + Semiconductor Research Corporation

More information

Introduction to Nanotechnology Chapter 5 Carbon Nanostructures Lecture 1

Introduction to Nanotechnology Chapter 5 Carbon Nanostructures Lecture 1 Introduction to Nanotechnology Chapter 5 Carbon Nanostructures Lecture 1 ChiiDong Chen Institute of Physics, Academia Sinica chiidong@phys.sinica.edu.tw 02 27896766 Carbon contains 6 electrons: (1s) 2,

More information

Nanotechnology Nanofabrication of Functional Materials. Marin Alexe Max Planck Institute of Microstructure Physics, Halle - Germany

Nanotechnology Nanofabrication of Functional Materials. Marin Alexe Max Planck Institute of Microstructure Physics, Halle - Germany Nanotechnology Nanofabrication of Functional Materials Marin Alexe Max Planck Institute of Microstructure Physics, Halle - Germany Contents Part I History and background to nanotechnology Nanoworld Nanoelectronics

More information

Electrical Characterization with SPM Application Modules

Electrical Characterization with SPM Application Modules Electrical Characterization with SPM Application Modules Metrology, Characterization, Failure Analysis: Data Storage Magnetoresistive (MR) read-write heads Semiconductor Transistors Interconnect Ferroelectric

More information

Dual Beam Helios Nanolab 600 and 650

Dual Beam Helios Nanolab 600 and 650 Dual Beam Helios Nanolab 600 and 650 In the Clean Room facilities of the INA LMA, several lithography facilities permit to pattern structures at the micro and nano meter scale and to create devices. In

More information

There s plenty of room at the bottom! - R.P. Feynman, Nanostructure: a piece of material with at least one dimension less than 100 nm in extent.

There s plenty of room at the bottom! - R.P. Feynman, Nanostructure: a piece of material with at least one dimension less than 100 nm in extent. Nanostructures and Nanotechnology There s plenty of room at the bottom! - R.P. Feynman, 1959 Materials behave differently when structured at the nm scale than they do in bulk. Technologies now exist that

More information

Perpendicular Magnetic Recording. Dmitri Litvinov and Sakhrat Khizroev Seagate Research

Perpendicular Magnetic Recording. Dmitri Litvinov and Sakhrat Khizroev Seagate Research Perpendicular Magnetic Recording Dmitri Litvinov and Sakhrat Khizroev Seagate Research Acknowledgments Leon Abelmann (U Twente) James Bain (CMU) Chunghee Chang Roy Chantrell Roy Gustafson Kent Howard Earl

More information

introduction: what is spin-electronics?

introduction: what is spin-electronics? Spin-dependent transport in layered magnetic metals Patrick Bruno Max-Planck-Institut für Mikrostrukturphysik, Halle, Germany Summary: introduction: what is spin-electronics giant magnetoresistance (GMR)

More information

http://www.physics.ucdavis.edu/condensed_matter.html A brief introduction to Condensed Matter Physics at Davis and an overview of the Condensed Matter Experiment Group The Past-- 30 Years of Nobel Prizes

More information

Surfaces and Interfaces

Surfaces and Interfaces 1/16 Surfaces and Interfaces Fouad MAROUN Laboratoire de Physique de la Matière Condensée, Ecole Polytechnique CNRS Palaiseau, France 2/16 Outline Definition of surfaces and interfaces and 3 examples in

More information

Nanoscale Issues in Materials & Manufacturing

Nanoscale Issues in Materials & Manufacturing Nanoscale Issues in Materials & Manufacturing ENGR 213 Principles of Materials Engineering Module 2: Introduction to Nanoscale Issues Top-down and Bottom-up Approaches for Fabrication Winfried Teizer,

More information

GMR Read head. Eric Fullerton ECE, CMRR. Introduction to recording Basic GMR sensor Next generation heads TMR, CPP-GMR UCT) Challenges ATE

GMR Read head. Eric Fullerton ECE, CMRR. Introduction to recording Basic GMR sensor Next generation heads TMR, CPP-GMR UCT) Challenges ATE GMR Read head Eric Fullerton ECE, CMRR Introduction to recording Basic GMR sensor Next generation heads TMR, CPP-GMR UCT) Challenges ATE 1 Product scaling 5 Mbyte 100 Gbyte mobile drive 8 Gbyte UCT) ATE

More information

Institute for Electron Microscopy and Nanoanalysis Graz Centre for Electron Microscopy

Institute for Electron Microscopy and Nanoanalysis Graz Centre for Electron Microscopy Institute for Electron Microscopy and Nanoanalysis Graz Centre for Electron Microscopy Micromechanics Ass.Prof. Priv.-Doz. DI Dr. Harald Plank a,b a Institute of Electron Microscopy and Nanoanalysis, Graz

More information

Solid State Physics (Major, 8 ECTS)

Solid State Physics (Major, 8 ECTS) Solid State Physics (Major, 8 ECTS) 1 physicist over 3 in US declares to be a condensed matter physicist (CMP) CMP: solids, amorphous materials, liquids, soft materials 20 CMP physics Nobel prizes + 5

More information

Lectures Graphene and

Lectures Graphene and Lectures 15-16 Graphene and carbon nanotubes Graphene is atomically thin crystal of carbon which is stronger than steel but flexible, is transparent for light, and conducts electricity (gapless semiconductor).

More information

Materials Research for Advanced Data Storage

Materials Research for Advanced Data Storage Materials Research for Advanced Data Storage University of Alabama Center for Materials for Information Technology Fall Review November 18, 2002 Center for Materials for Information Technology (MINT) at

More information

Optimizing Graphene Morphology on SiC(0001)

Optimizing Graphene Morphology on SiC(0001) Optimizing Graphene Morphology on SiC(0001) James B. Hannon Rudolf M. Tromp Graphene sheets Graphene sheets can be formed into 0D,1D, 2D, and 3D structures Chemically inert Intrinsically high carrier mobility

More information

J 12 J 23 J 34. Driving forces in the nano-magnetism world. Intra-atomic exchange, electron correlation effects: Inter-atomic exchange: MAGNETIC ORDER

J 12 J 23 J 34. Driving forces in the nano-magnetism world. Intra-atomic exchange, electron correlation effects: Inter-atomic exchange: MAGNETIC ORDER Driving forces in the nano-magnetism world Intra-atomic exchange, electron correlation effects: LOCAL (ATOMIC) MAGNETIC MOMENTS m d or f electrons Inter-atomic exchange: MAGNETIC ORDER H exc J S S i j

More information

Directions for simulation of beyond-cmos devices. Dmitri Nikonov, George Bourianoff, Mark Stettler

Directions for simulation of beyond-cmos devices. Dmitri Nikonov, George Bourianoff, Mark Stettler Directions for simulation of beyond-cmos devices Dmitri Nikonov, George Bourianoff, Mark Stettler Outline Challenges and responses in nanoelectronic simulation Limits for electronic devices and motivation

More information

Roll-to-roll manufacture of organic transistors for low cost circuits

Roll-to-roll manufacture of organic transistors for low cost circuits Roll-to-roll manufacture of organic transistors for low cost circuits Hazel Assender Dr Gamal Abbas, Ziqian Ding Department of Materials University of Oxford DALMATIAN TECHNOLOGY 21 st Sept 2011 1 Acknowledgements

More information

Scanning Probe Microscopy. L. J. Heyderman

Scanning Probe Microscopy. L. J. Heyderman 1 Scanning Probe Microscopy 2 Scanning Probe Microscopy If an atom was as large as a ping-pong ball......the tip would have the size of the Matterhorn! 3 Magnetic Force Microscopy Stray field interaction

More information

Nanomaterials and their Optical Applications

Nanomaterials and their Optical Applications Nanomaterials and their Optical Applications Winter Semester 2013 Lecture 02 rachel.grange@uni-jena.de http://www.iap.uni-jena.de/multiphoton Lecture 2: outline 2 Introduction to Nanophotonics Theoretical

More information

Focused-ion-beam milling based nanostencil mask fabrication for spin transfer torque studies. Güntherodt

Focused-ion-beam milling based nanostencil mask fabrication for spin transfer torque studies. Güntherodt Focused-ion-beam milling based nanostencil mask fabrication for spin transfer torque studies B. Özyilmaz a, G. Richter, N. Müsgens, M. Fraune, M. Hawraneck, B. Beschoten b, and G. Güntherodt Physikalisches

More information

Physicists in the Semiconductor Industry

Physicists in the Semiconductor Industry Physicists in the Semiconductor Industry P.M. Mooney IBM Research Division, T.J. Watson Research Center Yorktown Heights, NY 10598 APS March Meeting March 24, 2004 Thomas J. Watson Research Center 1 Outline

More information

Spring 2009 EE 710: Nanoscience and Engineering

Spring 2009 EE 710: Nanoscience and Engineering Spring 009 EE 710: Nanoscience and Engineering Part 8: Sprintronics Images and figures supplied from Goddard, et.al, Handbook of Nanoscience, Engineering, and Technology, CRC Press, 004 and other refereed

More information

Optical studies of current-induced magnetization

Optical studies of current-induced magnetization Optical studies of current-induced magnetization Virginia (Gina) Lorenz Department of Physics, University of Illinois at Urbana-Champaign PHYS403, December 5, 2017 The scaling of electronics John Bardeen,

More information

Direct study of domain and domain wall structure in magnetic films and nanostructures

Direct study of domain and domain wall structure in magnetic films and nanostructures Direct study of domain and domain wall structure in magnetic films and nanostructures John Chapman, University of Glasgow Synopsis Why use Lorentz microscopy? Magnetisation reversal in soft magnetic films

More information

Spin electronics at the nanoscale. Michel Viret Service de Physique de l Etat Condensé CEA Saclay France

Spin electronics at the nanoscale. Michel Viret Service de Physique de l Etat Condensé CEA Saclay France Spin electronics at the nanoscale Michel Viret Service de Physique de l Etat Condensé CEA Saclay France Principles of spin electronics: ferromagnetic metals spin accumulation Resistivity of homogeneous

More information

Surface Analysis - The Principal Techniques

Surface Analysis - The Principal Techniques Surface Analysis - The Principal Techniques 2nd Edition Editors johnc.vickerman Manchester Interdisciplinary Biocentre, University of Manchester, UK IAN S. GILMORE National Physical Laboratory, Teddington,

More information

Atomic Force/Magnetic Force Microscope

Atomic Force/Magnetic Force Microscope Atomic Force/Magnetic Force Microscope Veeco Instruments Dimension 3000 SPM with Nanoscope IIIa controller Atomic Force Microscopy Mode Magnetic Force Microscopy Mode Vibration isolation and sound proof

More information

Supplementary Information

Supplementary Information Supplementary Information Reduced Graphene Oxide by Chemical Graphitization In Kyu Moon, Junghyun Lee, Rodney S. Ruoff, & Hyoyoung Lee Contents Supplementary Tables S1 Elemental analyses of Graphite, G-O

More information

Novel materials and nanostructures for advanced optoelectronics

Novel materials and nanostructures for advanced optoelectronics Novel materials and nanostructures for advanced optoelectronics Q. Zhuang, P. Carrington, M. Hayne, A Krier Physics Department, Lancaster University, UK u Brief introduction to Outline Lancaster University

More information

Saroj P. Dash. Chalmers University of Technology. Göteborg, Sweden. Microtechnology and Nanoscience-MC2

Saroj P. Dash. Chalmers University of Technology. Göteborg, Sweden. Microtechnology and Nanoscience-MC2 Silicon Spintronics Saroj P. Dash Chalmers University of Technology Microtechnology and Nanoscience-MC2 Göteborg, Sweden Acknowledgement Nth Netherlands University of Technology Sweden Mr. A. Dankert Dr.

More information

Magnetic Race- Track Memory: Current Induced Domain Wall Motion!

Magnetic Race- Track Memory: Current Induced Domain Wall Motion! Magnetic Race- Track Memory: Current Induced Domain Wall Motion! Stuart Parkin IBM Fellow IBM Almaden Research Center San Jose, California parkin@almaden.ibm.com Digital data storage Two main types of

More information

Contents. Preface to the first edition

Contents. Preface to the first edition Contents List of authors Preface to the first edition Introduction x xi xiii 1 The nanotechnology revolution 1 1.1 From micro- to nanoelectronics 2 1.2 From the macroscopic to the nanoscopic world 4 1.3

More information

Spintronics. Seminar report SUBMITTED TO: SUBMITTED BY:

Spintronics.  Seminar report SUBMITTED TO: SUBMITTED BY: A Seminar report On Spintronics Submitted in partial fulfillment of the requirement for the award of degree of Electronics SUBMITTED TO: SUBMITTED BY: www.studymafia.org www.studymafia.org Preface I have

More information

Putting the Electron s Spin to Work Dan Ralph Kavli Institute at Cornell Cornell University

Putting the Electron s Spin to Work Dan Ralph Kavli Institute at Cornell Cornell University Putting the Electron s Spin to Work Dan Ralph Kavli Institute at Cornell Cornell University Yongtao Cui, Ted Gudmundsen, Colin Heikes, Wan Li, Alex Mellnik, Takahiro Moriyama, Joshua Parks, Sufei Shi,

More information

Achieving Tight sigmas in Bit Patterned Media

Achieving Tight sigmas in Bit Patterned Media Achieving Tight sigmas in Bit Patterned Media Dieter Weller Chief Technologist Seagate Technology Diskcon 2008, September 18, Santa Clara Acknowledgement 1 Tbit/in 2 patterned dots Team Seagate Areal Density

More information

Thursday, July 20 7:30-8:10 Breakfast 8:10-8:30 Welcome and Introduction. Morning Session: The Path Towards MRAM Session Chair: Bob McMichael

Thursday, July 20 7:30-8:10 Breakfast 8:10-8:30 Welcome and Introduction. Morning Session: The Path Towards MRAM Session Chair: Bob McMichael Thursday, July 20 7:30-8:10 Breakfast 8:10-8:30 Welcome and Introduction Morning Session: The Path Towards MRAM Session Chair: Bob McMichael v 8:30-9:15 MRAM Technologies and Metrologies: Present State

More information

Nanotechnology. Gavin Lawes Department of Physics and Astronomy

Nanotechnology. Gavin Lawes Department of Physics and Astronomy Nanotechnology Gavin Lawes Department of Physics and Astronomy Earth-Moon distance 4x10 8 m (courtesy NASA) Length scales (Part I) Person 2m Magnetic nanoparticle 5x10-9 m 10 10 m 10 5 m 1 m 10-5 m 10-10

More information

Physical Science Research Activities of Korea Basic Science Institute

Physical Science Research Activities of Korea Basic Science Institute institutes in asia PaCiFiC BULLETIN Physical Science Research Activities of Korea Basic Science Institute JouhAhn Lee head ADVAnCeD nano-surface ReSeARCh group, KBSI Fig. 1: Overview of Korea Basic Science

More information

Beyond silicon electronics-fets with nanostructured graphene channels with high on-off ratio and highmobility

Beyond silicon electronics-fets with nanostructured graphene channels with high on-off ratio and highmobility Beyond silicon electronics-fets with nanostructured graphene channels with high on-off ratio and highmobility M.Dragoman 1, A.Dinescu 1, and D.Dragoman 2 1 National Institute for Research and Development

More information

A facility for Femtosecond Soft X-Ray Imaging on the Nanoscale

A facility for Femtosecond Soft X-Ray Imaging on the Nanoscale A facility for Femtosecond Soft X-Ray Imaging on the Nanoscale Jan Lüning Outline Scientific motivation: Random magnetization processes Technique: Lensless imaging by Fourier Transform holography Feasibility:

More information

Shared Experimental Facilities Your Partner for Materials Characterization at the University of California, Santa Barbara

Shared Experimental Facilities Your Partner for Materials Characterization at the University of California, Santa Barbara Shared Experimental Facilities Your Partner for Materials Characterization at the University of California, Santa Barbara MATERIALS RESEARCH LABORATORY AT UCSB: AN NSF MRSEC Shared Experimental Facilities

More information

CURRICULUM VITAE. 1. To apply the knowledge which I learned theoretically in the practical setting.

CURRICULUM VITAE. 1. To apply the knowledge which I learned theoretically in the practical setting. CURRICULUM VITAE II M,Sc. Nano Science and Technology, Coimbatore-641 046, Tamil Nadu. Mobile: +91-9843858762 E mail: maninano@gmail.com MANIVEL.P Objectives: 1. To apply the knowledge which I learned

More information

Supplementary Figure 1 Experimental setup for crystal growth. Schematic drawing of the experimental setup for C 8 -BTBT crystal growth.

Supplementary Figure 1 Experimental setup for crystal growth. Schematic drawing of the experimental setup for C 8 -BTBT crystal growth. Supplementary Figure 1 Experimental setup for crystal growth. Schematic drawing of the experimental setup for C 8 -BTBT crystal growth. Supplementary Figure 2 AFM study of the C 8 -BTBT crystal growth

More information

Graphene The Search For Two Dimensions. Christopher Scott Friedline Arizona State University

Graphene The Search For Two Dimensions. Christopher Scott Friedline Arizona State University Graphene The Search For Two Dimensions Christopher Scott Friedline Arizona State University What Is Graphene? Single atomic layer of graphite arranged in a honeycomb crystal lattice Consists of sp 2 -bonded

More information