Results 131 to 140 of about 95,279 (307)

PERANCANGAN OKTAGRAM SEBAGAI MEDIA PEMBELAJARAN GEOMETRI SEKOLAH DASAR

open access: yesJurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika, 2015
:This study aims to determine: (1) Octagrams development with ADDIE models, (3)which havea better mathematics achievement in Geometry, who teachuses Octagram or the ones withtraditional approach.This study is a research and development of Octagramuses ...
Erika Laras Astuningtyas
doaj  

Ethnomathematics of Pananrang in learning mathematics: Determining auspicious days in the buginese traditional farming system

open access: yesAl-Jabar
Background: Mathematics is closely related to daily human activities due to its evolution alongside cultural advancements. However, the subject is considered complex and distant from students' daily experiences.
Hikmawati Pathuddin, Kamariah Kamariah
doaj   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

Ethnomathematics Identification in West Sumatra Rantak Dance Performances

open access: yesUnnes Journal of Mathematics Education
The diversity of traditional dance performances in Indonesia showcases the country's rich cultural heritage. The art of Rantak dance from West Sumatra, Indonesia, is one such cultural treasure that exhibits connections with ethnomathematics.
Yusnizar Yusnizar, Yahfizham Yahfizham
doaj   +1 more source

Hilbert's program then and now [PDF]

open access: yes, 2002
Hilbert’s program was an ambitious and wide-ranging project in the philosophy and foundations of mathematics. In order to “dispose of the foundational questions in mathematics once and for all,” Hilbert proposed a two-pronged approach in 1921: first ...
Richard Zach, Zach, Richard
core  

Polymer Interface Enables Reversible Quasi‐Solid Sulfur Conversion in Sodium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The polymer interface enables a stable quasi‐solid sulfur conversion pathway in room‐temperature Na─S batteries. The coating regulates Na+ transport, stabilizes the cathode–electrolyte interphase, and accommodates mechanical stress, suppressing electrolyte decomposition and sulfur migration, thereby improving reaction uniformity, reducing polarization,
Reza Andaveh   +12 more
wiley   +1 more source

Integrative Reduction, Confirmation, and the Syntax-Semantics Map [PDF]

open access: yes, 2011
Different pairs of scientific theories stand in different relations. The present paper identifies a new type of intertheoretic relation, Integrative Reduction, that is instantiated in the relation between linguistic syntax and semantics.
Hartmann, Stephan, Liefke, Kristina
core  

Electrode and Microstructure Dependence of Oxygen Diffusion in Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Significant nanoscale oxygen diffusion coefficient variations are measured in ferroelectric hafnium zirconium oxide films with grain boundaries and electrode interfaces exhibiting values 104 times larger than the grain cores. Overall coefficients are 10X larger for films prepared with metal nitride electrodes compared to refractory metals. New insights
Liron Shvilberg   +6 more
wiley   +1 more source

Integrated Field‐Free SOT Domain‐Wall Synapses and MTJ Stochastic Neurons for Hardware Boltzmann Machines

open access: yesAdvanced Functional Materials, EarlyView.
Field‐free spin‐orbit torque domain‐wall synapses integrated with stochastic MTJ neurons enable compact hardware Boltzmann machines. Leveraging intrinsic stochasticity and multi‐level conductance, the system achieves efficient probabilistic learning with high accuracy, demonstrating a scalable spintronic platform for energy‐efficient edge AI.
Aijaz H. Lone   +8 more
wiley   +1 more source

Analisis Penggunaan Media Pembelajaran Wordwall Game dalam Pembelajaran Matematika di Sekolah Dasar

open access: yesJurnal Studi Guru dan Pembelajaran
This research was motivated by the lack of use of technology-based learning media in mathematics learning for class VA students at Sendangguwo 01 State Elementary School student learning activity was low and learning seemed monotonous so students were ...
Ichda Nurul Marlita   +3 more
doaj   +1 more source

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