Results 81 to 90 of about 207,258 (285)

Shamanic and\or cognitive evolution

open access: yesDocumenta Praehistorica, 2006
Many misconceptions have been associated with shamanism. Recent studies, however, show a way to reinterpret basic concepts concerning shamanism. New field data from ethnology/anthropology, and studies on cognitive evolution have provided new results to ...
Mihály Hoppál
doaj   +1 more source

Solving Sparse Integer Linear Systems [PDF]

open access: yes, 2006
We propose a new algorithm to solve sparse linear systems of equations over the integers. This algorithm is based on a $p$-adic lifting technique combined with the use of block matrices with structured blocks.
Eberly, Wayne   +4 more
core   +4 more sources

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

The hybrid analytical and numerical method

open access: yesResults in Engineering
The hybrid analytical and numerical method (HAN method) is a structured mathematical framework designed to solve complex nonlinear differential equations and coupled systems with high fidelity and symbolic clarity.
Ali Ahmadi Azar
doaj   +1 more source

Formas simbólicas e espaço: algumas considerações

open access: yesRevista Geographia, 2010
Este texto discute o conceito de formas simbólicas espaciais, isto é, representações, materiais ou não, relativas às diversas esferas da vida, que estão espacialmente localizadas ou que perfazem itinerários definidos.
Roberto Lobato Corrêa
doaj   +1 more source

The Origins of Computational Mechanics: A Brief Intellectual History and Several Clarifications [PDF]

open access: yes, 2017
The principle goal of computational mechanics is to define pattern and structure so that the organization of complex systems can be detected and quantified.
Crutchfield, James P.
core   +1 more source

Electro‐Chemo‐Mechanical Coupling in Hf0.5Zr0.5O2 Ferroionic Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
Schematic of a ferroionic HZO heterostructure where epitaxial interfaces enable dynamic oxygen‐vacancy exchange, coupling ionic and ferroelectric degrees of freedom. Vacancy‐mediated polarization modulation biases HZO polymorphism, suppresses leakage, and enhances piezoelectric response, yielding distinct butterfly‐loop evolution and diode‐like ...
Achilles Bergne   +17 more
wiley   +1 more source

Reading The Silences Within Critical Feminist Theory [PDF]

open access: yes, 1997
This paper reviews the literature produced on gender and critical literacy, particularly research which has drawn on Kristeva's (1986) three tier model of women's work to inform critical feminist literacy curriculum.
Singh, Parlo
core   +1 more source

Photon Avalanching Nanoparticles: The Next Generation of Upconverting Nanomaterials?

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective outlines the mechanistic foundations that enable photon‐avalanche (PA) behavior in lanthanide nanomaterials and contrasts them with emerging application spaces and forward‐looking design strategies. By bridging threshold engineering, energy‐transfer dynamics, and materials engineering, we provide a coherent roadmap for advancing the ...
Kimoon Lee   +7 more
wiley   +1 more source

Simone Weil\u27s Spiritual Critique of Modern Science: An Historical-Critical Assessment [PDF]

open access: yes, 2008
This paper evaluates Simone Weil\u27s philosophy and theology of science from the perspective of an historical phenomenology of ...
Cosgrove, Joseph K.
core   +1 more source

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