Results 111 to 120 of about 12,101 (223)

A Geometry Replacement Unit for Grades Five and Six

open access: yes, 1992
Mathematics is a subject that can be appreciated and enjoyed by all learners. Through the study of mathematics, students develop thinking skills, order their thoughts, develop logical arguments, and make valid inferences.
Michelle L. Leonard
core  

Listening to their Voices: Exploring Mathematics-Science Identity Development of African American Males in an Urban School Community

open access: yes, 2016
National data continues to show an underrepresentation of African American males pursuing science, technology, engineering and mathematics (STEM) majors, careers and professions in the United States. Whites and Asian Americans are continuously positioned
Wilson, Kimi Leemar
core  

How Time Attitudes Shape Academic Success: The Protective Pathways of Emotion Regulation and School Well-Being in Adolescents. [PDF]

open access: yesJ Intell
Valdebenito-Montecino Y   +7 more
europepmc   +1 more source

Fe-Doped Carbon Quantum Dots with Magneto-Fluorescent Dual Modality for Fluorescence and Magnetic Resonance Readouts. [PDF]

open access: yesSensors (Basel)
Chub X   +10 more
europepmc   +1 more source

A conceptual approach to the early learning of Algebra using a computer [PDF]

open access: yes
This thesis describes an investigation into the conceptual understanding of algebra by early learners (age 11-13 years) and how a computer-based approach may be used to improve such, without any consequent loss of manipulative skills.
Thomas, Michael O. J.
core  

Operator-level quantum acceleration of non-logconcave sampling. [PDF]

open access: yesProc Natl Acad Sci U S A
Leng J, Ding Z, Chen Z, Lin L.
europepmc   +1 more source

Synergistic Physicochemical Inhibition of Reactive Shale Formations Using Hydrothermally Synthesized Hydroxyapatite Nickel Tungstate Nanocomposites in Water‐Based Drilling Fluids

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Wellbore instability driven by the volumetric expansion of reactive shale formations remains a primary operational challenge in modern drilling engineering, causing severe mechanical failures and substantial economic deficits. The objective of this study is to formulate and evaluate a novel dual‐action chemical additive capable of ...
Ghaleb Oriquat   +8 more
wiley   +1 more source

Optimal Harvesting in Stream Networks: Maximizing Biomass and Yield. [PDF]

open access: yesBull Math Biol
Nguyen TD   +5 more
europepmc   +1 more source

A New Paradigm for Understanding the Rheology and Processability of Poly(p‐Phenylene Terephthalamide) Liquid‐Crystalline Solutions

open access: yesJournal of Applied Polymer Science, EarlyView.
Kevlar is traditionally modeled as a rigid‐rod polymer, yet rheological behavior deviates from this assumption. The review introduces a novel “twist‐tie” entanglement theory for aramid polymer chains in the nematic liquid crystal state, providing a molecular explanation for deviations from rigid‐rod models. Understanding twist‐tie entanglement dynamics
Emma Egli   +3 more
wiley   +1 more source

Ten simple rules for building a collaborative coding culture. [PDF]

open access: yesPLoS Comput Biol
Zuckerman AL   +4 more
europepmc   +1 more source

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