'Domain wall' diaporamas de présentation

Quantum phase transitions of correlated electrons and atoms

Quantum phase transitions of correlated electrons and atoms. Physical Review B 71 , 144508 and 144509 (2005), cond-mat/0502002. Leon Balents (UCSB) Lorenz Bartosch (Yale) Anton Burkov (UCSB) Subir Sachdev (Yale) Krishnendu Sengupta (Toronto).

981 views • 75 slides

??? ?? ????? ?????

? ? ? ? ( ???????????? ). ??? ?? ????? ????? ?? ?? RAM ?????? ???????????? ??? GMR (Giant magneto-resistivity (MR))

842 views • 62 slides

Ferromagnetism

Ferromagnetism. Ferromagnetism. The atomic moments in these materials exhibit very strong interactions , resulting in a parallel or antiparallel alignment of atomic moments.

3.97k views • 48 slides

Magnetism and X-Rays: Past, Present, and A Vision of the Future

588 views • 48 slides

Magnetic Domain and Domain Walls

Magnetic Domain and Domain Walls. 1. Domain walls Bloch wall Neel wall Cross-Tie wall 2. Magnetic domains Uniaxial wall spacing Closure domain Stripe domains 3. Some methods for the domain observation SEMPA MFM Magneto-optical. Relevant Energy Densities. Exchange energy.

780 views • 44 slides

Lecture 5

Ceramic Science 4RO3. Lecture 5. October 7, 2013. Tannaz Javadi. Magnetic properties.

715 views • 36 slides

589 views • 35 slides

Ferroelectric Lead Titanate (PbTiO 3 or PT)

Ferroelectric Lead Titanate (PbTiO 3 or PT). Ferroelectric with similar structure to BaTiO 3 Phase transition from Paraelectric Cubic to Ferroelectric Tetragonal phases High Curie Point (~ 490 C)

1.82k views • 32 slides

Electron [and ion] beam studies of magnetic nanostructures

Electron [and ion] beam studies of magnetic nanostructures. John Chapman, Department of Physics & Astronomy, University of Glasgow. Synopsis Domain wall structures Investigation by Lorentz microscopy Domain wall widths in soft films

414 views • 30 slides

Spin texture

Spin texture. Seminar in 8.3, 2019. By Richen Xiong. Contents. 1. Introduction. 2. 1D case-spin superfluidity. 3. 2D case-domain wall. Introduction. Spin texture: Noncolinear spin configuration.

321 views • 30 slides

O rder parameters and their topological defects in Dirac systems

O rder parameters and their topological defects in Dirac systems. Igor Herbut (Simon Fraser, Vancouver) arXiv:1109.0577 (Tuesday). Bitan Roy (Tallahassee) Chi-Ken Lu (SFU) Kelly Chang (SFU) Vladimir Juricic (Leiden ).

361 views • 28 slides

I nfluence of domain wall interactions on nanosecond switching in magnetic tunnel junctions

I nfluence of domain wall interactions on nanosecond switching in magnetic tunnel junctions. Mehrosh Ashraf Ghaznavi Roll # 17 mphil (2013-15). Objective.

399 views • 23 slides

Multi-Inflation in RS Model

Multi-Inflation in RS Model. Siyoung Nam Bum-Hoon Lee Wonwoo Lee C. Park. Oct. 20, 2006. Brief Review of Junction condition. Classification of False Vacuum Bubble. Multi-inflation in AdS-RN AdS. Discussion. 1. Brief Review of Junction condition. Noraml Vector on the Wall.

281 views • 20 slides

5. Dimensional reduction to (2+1)-D

284 views • 18 slides

Microstructure-Properties: I Example Problems

Microstructure-Properties: I Example Problems. 27-301 Fall, 2001 Prof. A. D. Rollett. Materials Tetrahedron. Processing. Performance. Properties. Microstructure. Objective. The objective of this set of slides is to review some example problems. References.

368 views • 16 slides

Solid State Physics meeting report

Solid State Physics meeting report. g943336 Chien-chung Chen 2007/03/13. outline. ???? ???? MFM(Magnetic Force Microscope) ???? ????. ???? the origin of magnetism. orbital motion >> diamagnets spin >> paramagnets domain >> ferromagnets.

324 views • 13 slides

Contact

Contact. Reinier A. van Mourik, MSc PhD Researcher Spintronics Devices IBM / Eindhoven University of Technology IBM Almaden Research Center 650 Harry Rd San Jose, CA 95120 USA Tel +1 408 927 2501 Fax +1 408 927 2510 Mobile +1 408 821 4559 rvmourik@us.ibm.com.

122 views • 12 slides

Lattice Generation and Sharing Guide Lines of USQCD (aka SciDAC)

Lattice Generation and Sharing Guide Lines of USQCD (aka SciDAC). Richard C. Brower ILDG5 Dec 3, 2004.

120 views • 3 slides

Ferroelectric Domain Wall Motion I-Wei Chen, University of Pennsylvania, DMR 0303458

Ferroelectric Domain Wall Motion I-Wei Chen, University of Pennsylvania, DMR 0303458.

234 views • 2 slides

The role of planar and vertical domain walls and uncompensated interface spins in exchange bias.

Co L 3 /L 2. XMCD. Co domain switching. -223 Oe. XMCD. 92 Oe. [011]. Co. Ferromagnet. [011]. E. [100]. [010]. s. s. s. 103 Oe. 223 Oe. LaFeO 3 B/A. XMLD. 1. 2. Antiferromagnet. H. Z. +30 Oe. LaFeO 3. XMLD. E. [100]. [110]. -30 Oe. Y. X. H. 10 mm. Local loops.

112 views • 1 slides