Results 121 to 130 of about 3,900,729 (372)

Programmable In‐Situ Interactions Between Resins and Photopolymerized Structures for Seamlessly Integrated Optical Manufacturing of Microlenses

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a dynamic interaction between liquid resins and photopolymerized structures enabled by an in situ light‐writing setup. By controlling a three‐phase interface through localized photopolymerization, which provides physical confinement for the remaining uncured resin regions, the approach establishes a programmable pathway that ...
Kibeom Kim   +3 more
wiley   +1 more source

Anagrammatic structures in the semiotic aspect

open access: yesСлово.ру: балтийский акцент, 2014
This article considers the functional features and deep cognitive foundations of ana¬grammatic structures in verbal texts. The traditional perspective on the phenomenon is defined as a general sign-based one: anagrammatic structures are examined in music
Berestnev G.
doaj  

On the elementary symmetric functions of a sum of matrices

open access: yes, 2009
Often in mathematics it is useful to summarize a multivariate phenomenon with a single number and in fact, the determinant -- which is represented by det -- is one of the simplest cases.
Costas-Santos, R. S.
core   +1 more source

‘Balancing’ the ‘live’ use of resources towards the introduction of the iterative numerical method [PDF]

open access: yes, 2019
This paper draws on the Knowledge Quartet (Rowland, Huckstep, & Thwaites, 2005) to analyse an introductory to the Iterative Numerical Method Year 13 lesson of a secondary mathematics teacher who uses a range of paper based and electronic resources ...
Biza, Irene, Kayali, Lina
core   +1 more source

Lower bounds on geometric Ramsey functions

open access: yes, 2014
We continue a sequence of recent works studying Ramsey functions for semialgebraic predicates in $\mathbb{R}^d$. A $k$-ary semialgebraic predicate $\Phi(x_1,\ldots,x_k)$ on $\mathbb{R}^d$ is a Boolean combination of polynomial equations and inequalities ...
Eliáš, Marek   +3 more
core   +1 more source

Intrinsic Nanopore‐Assisted SnP2S6 Memristors With Ti Ion Dynamics for Compact Logic‐In‐Memory Hardware

open access: yesAdvanced Functional Materials, EarlyView.
Tin hexathiophosphate memristors leverage intrinsic nanopores together with a guided filament formation strategy to regulate titanium ion motion and switching behavior. The devices support reliable nonvolatile memory and reconfigurable logic‐in‐memory, demonstrating 14 Boolean logic functions in a single cell.
Thaw Tint Te Tun   +7 more
wiley   +1 more source

The role of sign in students' modeling of scalar equations

open access: yes, 2009
We describe students revising the mathematical form of physics equations to match the physical situation they are describing, even though their revision violates physical laws.
diSessa A. A.   +4 more
core   +1 more source

Inducing Ferromagnetism by Structural Engineering in a Strongly Spin‐Orbit Coupled Oxide

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Magnetic materials with strong spin‐orbit coupling (SOC) are essential for the advancement of spin‐orbitronic devices, as they enable efficient spin‐charge conversion, complex magnetic structures, spin‐valley physics, topological phases and other exotic phenomena.
Ji Soo Lim   +19 more
wiley   +1 more source

The search for non-symmetric ribbon knots

open access: yes, 2019
We present the results of Axel Seeliger's tabulation of symmetric union presentations for ribbon knots with crossing numbers 11 and 12 and exhibit possible examples for ribbon knots which are not representable as symmetric unions.
Lamm, Christoph
core  

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