Michael J. Donahue

Constr. Approx. CONSTRUCTIVE APPROXIMATION c ○ 1994 Springer-Verlag NewYork Inc. Rates of Convex Approximation in Non-Hilbert Spaces (2009)

Michael J. Donahue, Leonid Gurvits, Christian Darken, Eduardo Sontag

This paper deals with sparse approximations by means of convex combinations of elements from a predetermined “basis ” subset S of a function space. Specifically, the focus is on the rate at which...

Energies: (2009)

Michael J. Donahue, Donald G. Porter, Field Step, Transverse Walls, Ezeeman −µ

• α =0 • α ≪ 1 ∆t H H·(1-cos(πt/∆t))/2 ⇒ micromagnetics + analysis (no experiment) Motion of magnetic domain wallsin thin, narrow strips – p.2/30Domain wall types Transverse wall...

References (2009)

Michael J. Donahue, Nxy(r L[g H](r, M. E. Schabes, A. Aharoni, A. J. Newell, W. Williams, ...

Accurate computation of the demagnetization tensor – p. 1/31

Micromagnetic Modeling-p.1/18 (2009)

Michael J. Donahue, Infor Mation, Rober Td. Mcmichael, Wh Ycomputational

5 nm...is the study,modeling and sim ulation ofmagnetic mater ials and their beha vior atthe nanometer scale. Micromagnetic Modeling-p.2/18

A (2009)

Michael J. Donahue, Donald G. Porter, Ezeeman −µ

640 nm 320 nm 5 nm The study, modeling and simulation of magnetic materials and their behavior at the nanometer scale.

1/10/08 18:33 A1/P1 (2009)

Stephen E. Russek, Shehzaad Kaka, Michael J. Donahue

High-speed dynamics, damping, and relaxation times in submicrometer spin-valve devices

Time (2009)

Michael J. Donahue, Donald G. Porter, Robert D. Mcmichael, Read Head

640 nm 320 nm 5 nm...isthestudy,modeling and simulation of magnetic materials and their behavior at the nanometer scale.

V V (2009)

Michael J. Donahue, Donald G. Porter, Exchange Energy Formulations, Ezeeman −µ

640 nm 320 nm 5 nm The study, modeling and simulation of magnetic materials and their behavior at the nanometer scale.

magnetic (2008)

Elizabeth Mirowski, John Morel, Arthur Zhang, Stephen E. Russek, Michael J. Donahue

and sorting of magnetic particles by a magnetic force microscope on a microfluidic

magnetic (2008)

Elizabeth Mirowski, John Morel, Arthur Zhang, Stephen E. Russek, Michael J. Donahue

and sorting of magnetic particles by a magnetic force microscope on a microfluidic

Constr. Approx. CONSTRUCTIVE APPROXIMATION c ○ 1994 Springer-Verlag NewYork Inc. Rates of Convex Approximation in Non-Hilbert Spaces (2008)

Michael J. Donahue, Leonid Gurvits, Christian Darken, Eduardo Sontag

This paper deals with sparse approximations by means of convex combinations of elements from a predetermined “basis ” subset S of a function space. Specifically, the focus is on the rate at which...

Analysis of Switching in Uniformly Magnetized Bodies (2008)

Michael J. Donahue, Donald G. Porter

Abstract — A full analysis of magnetization reversal of a uniformly magnetized body by coherent rotation is presented. The magnetic energy of the body in the presence of an applied field H is...

High-Speed Dynamics, Damping, and Relaxation Times in Submicrometer Spin-Valve Devices (2007)

Stephen Russek And, Stephen E. Russek, Shehzaad Kaka, Michael J. Donahue

The dynamical response of spin-valve devices with line widths of 0.8 m has been measured after excitation with 160 ps magnetic impulses. The devices show resonant frequencies of 2 to 4 GHz which...

Polymorph characterization and control (2007)

Donahue, Michael J

Sustainability in the pharmaceutical industry will require the ability to monitor, and ultimately control production processes in real time. One area of particular concern is that of polymorphism,...

Analysis of Switching in Uniformly Magnetized Bodies (2002)

Michael J. Donahue, Donald G. Porter

A full analysis of magnetization reversal of a uniformly magnetized body by coherent rotation is presented. The magnetic energy of the body in the presence of an applied eld H is modeled as E = ( 0...

Sparse Representations for Image Decompositions (1999)

Davi Geiger, Tyng-luh Liu, Michael J. Donahue

We are given an image I and a library of templates such that is an overcomplete basis for I . The templates can represent objects, faces, features, analytical functions, or be single pixel templates...

Sparse representations for image decompositions (1999)

Davi Geiger, Tyng-luh Liu, Michael J. Donahue

We are given an image I and a library of templates L, such that L is an overcomplete basis for I. The templates can represent objects, faces, features, analytical functions, or be single pixel...

Nation Assistance Strategy: Latin America (Using United States Military Capabilities). (1998)

Donahue, Michael J.

Assistance to Latin American and Caribbean nations using the military services of the United States as the tool has built steadily throughout the 1980's and early 1990's. Two functions had early...

Constructive Approximation (1997)

Springer-Verlag Newyork, Michael J. Donahue, Leonid Gurvits, Christian Darken, Eduardo Sontag

. This paper deals with sparse approximations by means of convex combinations of elements from a predetermined "basis" subset S of a function space. Specifically, the focus is on the rate...

Rates of Convex Approximation in Non-Hilbert Spaces (1994)

Michael J. Donahue, Leonid Gurvits, Christian Darken, Eduardo Sontag

. This paper deals with sparse approximations by means of convex combinations of elements from a predetermined "basis" subset S of a function space. Specifically, the focus is on the rate...