Results 111 to 120 of about 7,135 (308)

Kit Magic Maths: Assist in Enhancing the Mastering of Basic Multiplication

open access: yesJurnal Penelitian dan Pengembangan Pendidikan Luar Biasa, 2018
Mathematical achievement of special recovery students (MPK) is still low compared to typical students. One of the factors is due to the basic mastery of the weak operation.
Muhamad Shahlyme wahid   +1 more
doaj  

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

Border Basis of an Ideal of Points and its Application in Experimental Design and Regression

open access: yesپژوهش‌های ریاضی, 2020
Introduction Border bases are a generalization of Gröbner bases for zero-dimensional ideals which have attracted the interest of many researchers recently. More precisely, border bases provide a new method to find a structurally stable monomial basis for
Samira Poukhajouei   +2 more
doaj  

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

SOME PROPERTIES OF THE MULTIPLICITY SEQUENCE FOR ARBITRARY IDEALS

open access: yes, 2010
In this work we prove that the Achilles-Manaresi multiplicity sequence, like the classical Hilbert-Samuel multiplicity, is additive with respect to the exact sequence of modules. We also prove the associativity formula for his mulitplicity sequence. As a
CALLEJAS-BEDREGAL, R.   +1 more
core   +1 more source

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

Critical incidents as a structure promoting prospective secondary mathematics teachers' noticing

open access: yes, 2017
International audienceThis study builds on the idea of using "critical incidents" as a tool for inquiry and reflection in the context of mathematics teacher education.
Potari, Despina, Psycharis, Giorgos
core  

On the difference between the maximum multiplicity and path cover number for tree-like graphs

open access: yes, 2005
For a given undirected graph G, the maximum multiplicity of G is defined to be the largest multiplicity of an eigenvalue over all real symmetric matrices A whose (i,j)th entry is non-zero whenever i≠j and {i,j} is an edge in G. The path cover number of G
Barioli, Francesco   +2 more
core   +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

Analyzing the Ability of Mathematics Students as Prospective Mathematics Teachers on Multiple Mathematical Representation [PDF]

open access: yesAdvances in Social Science, Education and Humanities Research, 2021
Sri Subarinah   +3 more
openaire   +1 more source

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