Spin transport studies in graphene

... showing the orthogonally aligned charge and spin currents; the longitudinal charge current induces a transverse spin current under spin Hall Effect due to an accumulation of spin- up and spin- down ... stage of spin transport studies is the generation of non-equilibrium spin accumulations in metallic and semiconductor systems by the spin Hall and inverse spin...

Ngày tải lên: 09/09/2015, 08:14

... 2.6.2 Spin- orbit coupling in solids 2.6.3 Spin dependent scattering due to spin- orbit coupling 2.6.3.1 Intrinsic spin- orbit coupling: Dresselhaus and Rashba spin- orbit interaction ... non-equilibrium spin populations In a broader sense, spintronics is the study of spin phenomena like spin- orbit, hyperfine and/or exchange interactions Such insights into spin interactions...

Ngày tải lên: 10/09/2015, 09:25

... present spintronics devices, as well as in designing new devices for future applications This thesis aims to model and understand the spin transport in spintronic nanodevices, especially in spin valves ... dependent drift-diffuion Spin diffusion length Spin- dependent tunneling Spin injection Spin- polarized resonant tunneling Spreading resistance Spin valve Two-channel...

Ngày tải lên: 14/09/2015, 08:37

... for spin- up and spin- down charges The spin polarization in ferromagnetic material can be described as   (2.2) and the net spin current is  Since the net charge current is , the spin- up and spin ... BI-LAYER GRAPHENE7 1  4.1  INTRODUCTION 71  4.2  SPIN TRANSPORT IN EXFOLIATED SINGLE LAYER AND BI-LAYER GRAPHENE 72  4.3  SPIN TRANSPORT IN CVD SINGLE LAYER...

Ngày tải lên: 09/09/2015, 11:18

... Introduction to spintronics physics – spin- dependent transport in ferromagnets (FM) The foundation of spintronics is based on the influence of the spin of an electron on its transport properties in FM ... sensitivity of spin- dependent tunneling (in MTJs and granular films) compared to spin- dependent scattering in metallic GMR structures is because the number...

Ngày tải lên: 09/09/2015, 10:15

... an important role in transporting passengers and cargo Especially in transporting passengers in urban area, long distance, container, inter – area cargo, etc… The first line of VietNam Railways ... train runs along the Red River All trains leave in the evening from Hanoi and arrive at Lao Cai train station in the early morning Trains also leave in the evening from Lao Cai and ar...

Ngày tải lên: 03/09/2012, 09:19

... cent respectively Wintgen’s results are in accord with those obtained in an extensive investigation by Wait, in which a utilization of 77 to 78 per cent was obtained for bean protein, and 70 to 83 ... produced brittle feces g ence ployed aa noted in the table t Forced feedIng necessary throughout l (4 days) FeedIng On 83.8 I the “indineatlble” in the remaining the was three period-n...

Ngày tải lên: 23/12/2013, 03:15

... shedding in large flakes: leaves opposite, rigid, linear, tapering to a sharp point mostly to 114 in long, ~ysin wide, the midrib prominent beneath: 1910] Hall: Studies in Ornamental Trees and Shrubs ... particularly applicable to this genus of shrubs, the flowers being arranged in dense cylindrical spikes 1910] Hall: Studies in Ornamental in which the protruding T...

Ngày tải lên: 13/02/2014, 12:20

... education, as a student, as a teaching assistant, as a research assistant, as an analyst, as a consultant, as an instructional designer/researcher and finally as a professor and an administrator ... (Online) Library and Archives Canada Cataloguing in Publication Power, Michael A designer's log : case studies in instructional design / by Michael Power Translation of...

Ngày tải lên: 17/02/2014, 06:20

... simply opposed regulations affecting local industry An obvious rationale for the relative unimportance of variations in compliance costs in explaining congressional voting is that intraindustry impacts ... important both in determining the total cost of imposing regulations and in affecting the structure of the industry For example, if short-run effects fall predominantly on small, ma...

Ngày tải lên: 17/02/2014, 10:20

... learned when planning the Chunnel project Project results point to the fact that there is room for improvement in this phase Project management in the development phase of the Chunnel project was generally ... Resource Management, Project Communications Management, Project Risk Management, and Project Procurement Management (Project Management Institute,...

Ngày tải lên: 18/02/2014, 10:20