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Research article

First published 1993-12

Determination of the Principal Direction of Molecular Orientation in FT-IR Measurement Using Two Polarizers

Bangshu Cao, Kevin Mar

Applied Spectroscopy

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Research article

First published 2011-12

The Direct Effects of Principal–Student Discussions on Eighth Grade Students’ Gains in Reading Achievement

Jack P. Silva, George P. White, Roland K. Yoshida

Educational Administration Quarterly

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Research article

First published 2018-4

Myoelectric signal classification based on S transform and two-directional two-dimensional principal component analysis

Yi Ji, Hong-Bo Xie

Transactions of the Institute of Measurement and Control

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Research article

First published 2004-07

Orientation of the Permeability Principal Axes in Bi-Directional Textile Fabrics

A. Endruweit, P. Ermanni

Journal of Reinforced Plastics and Composites

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Research article

First published 1998-04

Application of the Orthotropic Damage Growth Rule to Variable Principal Directions

J. Skrzypek, A. Ganczarski

International Journal of Damage Mechanics

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Other

First published 2011-5

Principal Development: Self-directed Project Efficacy

Eileen Piggot-Irvine

Educational Management Administration & Leadership

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Research article

First published 2020-9

The relationship between directional components of dynamic response and maximum principal strain for impacts to an American football helmet

Karen Taylor, T Blaine Hoshizaki, Andrew Post [...]

Proceedings of the Institution of Mechanical Engineers,Part P: Journal of Sports Engineering and Technology

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Note

First published 2012-2

Comparison of Peak Ductility Demand of Inelastic SDOF Systems in Maximum Elastic Response and Major Principal Directions

Katsuichiro Goda

Earthquake Spectra

Open access

Research article

First published 2022-10

Different change of direction tests assess different physical ability parameters: Principal component analysis of nine change of direction tests

Žiga Kozinc, Nejc Šarabon

International Journal of Sports Science & Coaching

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Research article

First published 2013-11

Four vectors of Lamb waves in composites: Semianalysis and numerical simulation

Jinling Zhao, Jinhao Qiu, Hongli Ji [...]

Journal of Intelligent Material Systems and Structures

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