Results 71 to 80 of about 582,982 (287)

Pentagonal 2D Altermagnets: Material Screening and Altermagnetic Tunneling Junction Device Application

open access: yesAdvanced Functional Materials, EarlyView.
From a database of 170 pentagonal 2D materials, 4 candidates exhibiting altermagnetic ordering are screened. Furthermore, the spin‐splitting and unconventional boundary states in the pentagonal 2D altermagnetic monolayer MnS2 are investigated. A MnS2‐based altermagnetic tunneling junction is designed and, through ab initio quantum transport simulations,
Jianhua Wang   +8 more
wiley   +1 more source

Integrating STEM in elementary classrooms using model-eliciting activities: responsive professional development for mathematics coaches and teachers

open access: yesInternational Journal of STEM Education, 2017
Background This research highlights a school-university collaboration to pilot a professional development framework for integrating STEM in K-6 mathematics classrooms in a mid-Atlantic suburban school division. Because mathematics within STEM integration
Courtney K. Baker, Terrie M. Galanti
doaj   +1 more source

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

open access: yesAdvanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore   +7 more
wiley   +1 more source

Partial derivative games in thermodynamics: A cognitive task analysis

open access: yesPhysical Review Special Topics. Physics Education Research, 2014
Several studies in recent years have demonstrated that upper-division students struggle with the mathematics of thermodynamics. This paper presents a task analysis based on several expert attempts to solve a challenging mathematics problem in ...
Mary Bridget Kustusch   +3 more
doaj   +1 more source

Eksperimen Pembelajaran Matematika Dengan Model Student Team Achievement Division (STAD) dan Two Stay–Two Stray (TS–TS) Terhadap Hasil Belajar Ditinjau Dari Motivasi Belajar Siswa Kelas VIII SMP Negeri 2 Colomadu Semester Gasal Tahun 2017/2018. [PDF]

open access: yes, 2018
Ratna Puji Lestari/A410120235. Eksperimen Pembelajaran Matematika Dengan Model Student Team Achievement Division (STAD) dan Two Stay–Two Stray (TS–TS) Terhadap Hasil Belajar Ditinjau Dari Motivasi Belajar Siswa Kelas VIII SMP Negeri 2 Colomadu Semester ...
-, Mohamad Waluyo, S.Pd. M.Sc.   +1 more
core  

SRT Division Algorithms As Dynamical Systems [PDF]

open access: yes, 2005
Sweeney--Robertson--Tocher (SRT) division, as it was discovered in the late 1950s, represented an important improvement in the speed of division algorithms for computers at the time.
McCann, Mark, Pippenger, Nicholas
core   +4 more sources

In Situ Study of Resistive Switching in a Nitride‐Based Memristive Device

open access: yesAdvanced Functional Materials, EarlyView.
In situ TEM biasing experiment demonstrates the volatile I‐V characteristic of MIM lamella device. In situ STEM‐EELS Ti L2/L3 ratio maps provide direct evidence of the oxygen vacancies migrations under positive/negative electrical bias, which is critical for revealing the RS mechanism for the MIM lamella device.
Di Zhang   +19 more
wiley   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

An Analysis of Students' Understanding of Multiplication and Division Concepts Using HOTS Questions in Terms of APOS Theory

open access: yesJurnal Iqra': Kajian Ilmu Pendidikan
Understanding concepts in mathematics is a very important ability. Because almost all activities in everyday life are related to mathematics. This study aims to explore fourth grade elementary students' understanding of the concepts of multiplication ...
Siti Faizah   +7 more
doaj   +1 more source

All-Russian scientific conference "Mathematics and mathematical modeling"

open access: yesВестник Самарского университета: Естественнонаучная серия, 2023
From August 28 to August 30, 2023, the All-Russian scientific conference “Mathematics and Mathematical Modeling” was held at Samara University, organized by the Samara division of the regional scientific and educational mathematical center of the Volga ...
S. V. Astashkin
doaj  

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