Results 91 to 100 of about 436 (168)

Medium‐Cycle Fatigue Behavior of Three Metallic Materials and a Welded Steel Following Gaseous Hydrogen Soaking

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 6, Page 2395-2410, June 2026.
ABSTRACT This study investigates the impact of hydrogen soaking on the medium‐cycle fatigue behavior of various metallic materials commonly used in gas transmission pipelines. The tested materials include ex‐service gray cast iron, ex‐service X52 carbon steel, brass, and welded X52 carbon steel.
E. Kufoin   +7 more
wiley   +1 more source

Exact Periodic Solutions for the Forced Oscillations of a Symmetric Nonlinear System with “Set-up Springs” [PDF]

open access: yes, 1961
This paper presents the exact periodic solutions for the forced oscillation of a symmetric nonlinear system with “set-up springs”. There exist many kinds of solutions, the “harmonic” solution, the subharmonic solution of odd order and the subharmonic ...
SAWARAGI, Yoshikazu, TOKUMARU, Hidekatsu
core  

Encoding Cumulation to Learn Perturbative Nonlinear Oscillatory Dynamics

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
Weak nonlinearities critically shape the long term behavior of oscillatory systems but are difficult to identify from data. A data‐driven framework is introduced to infer governing equations of weakly nonlinear oscillators from sparse and noisy observations.
Teng Ma   +5 more
wiley   +1 more source

Reimagining Inclusivity in Literacy Education for African Immigrant Adolescents

open access: yesJournal of Adolescent &Adult Literacy, Volume 69, Issue 6, May/June 2026.
ABSTRACT This study explored how an Afrocentric literacy workshop can reimagine inclusivity in literacy education for African immigrant adolescents. Drawing on Afrocentricity and Transnational Identity Theory, I facilitated a 10‐week virtual literacy workshop with six African immigrant high school students from Nigeria.
Olumide Ajayi
wiley   +1 more source

An autonomous and economical benthic incubation chamber for measuring dissolved oxygen fluxes in shallow, low‐flow environments

open access: yesLimnology and Oceanography: Methods, Volume 24, Issue 5, May 2026.
Abstract Benthic incubation chambers enclose a known volume of water overlying a known area to measure water chemistry changes and are typically used to quantify the metabolic activity of benthic organisms or communities. Here we present an economical benthic incubation chamber for shallow, low‐flow environments, built using off‐the‐shelf components ...
Luke D. Groff   +2 more
wiley   +1 more source

Some notes on an approximate solution for the free oscillation characteristics of non-linear systems typified by ẍ +F(x, ẋ) = 0 [PDF]

open access: yes, 1969
A modified form of the approximate method developed by Kryloff and Bogoliuboff is derived and applied to particular cases with a large frequency dependence on amplitude.
I. M. Titchener, L. J. Beecham
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Reasons, Mistakes, and Excuses

open access: yesThe Modern Law Review, Volume 89, Issue 3, Page 439-466, May 2026.
Drawing on the theory of practical reasons, John Gardner has offered a seminal account of excuses in criminal law. His proposal is that an excuse asserts that the defendant acted for what she justifiably believed to be sufficient reason for her to perform the offending act although she had no such reason.
Andreas Vassiliou
wiley   +1 more source

Blade loss transient dynamics analysis, volume 1. Task 2: TETRA 2 theoretical development [PDF]

open access: yes
The theoretical development of the forced steady state analysis of the structural dynamic response of a turbine engine having nonlinear connecting elements is discussed.
Black, Gerald, Gallardo, Vincente C.
core   +1 more source

Remote Text‐Supplemented Audiobook Intervention Supports Children's Explicit and Incidental Vocabulary Learning

open access: yesDevelopmental Science, Volume 29, Issue 3, May 2026.
ABSTRACT Vocabulary knowledge is foundational to educational success, but significant gaps exist between students with reading disabilities or those from disadvantaged backgrounds and their peers. These gaps have cascading effects, as children with lower vocabulary knowledge are less likely to acquire new words through independent reading and are less ...
Halie A. Olson   +3 more
wiley   +1 more source

Plasma Dynamics [PDF]

open access: yes
Contains table of contents for Section 2 and reports on four research projects.Lawrence Livermore National Laboratory Subcontract 6264005National Science Foundation Grant ECS 84-13173National Science Foundation Grant ECS 85-14517U.S.
Aalberts, Daniel P.   +41 more
core  

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