Results 21 to 30 of about 1,375 (131)

Confocal Laser Induced Fluorescence with Comparable Spatial Localization to the Conventional Method

open access: yes, 2017
We present measurements of ion velocity distributions obtained by laser induced fluorescence (LIF) using a single viewport in an argon plasma. A patent pending design, which we refer to as the confocal fluorescence telescope, combines large objective ...
Good, Timothy N.   +3 more
core   +1 more source

Producing Goods, Shaping People: The Materiality of Crafting

open access: yes, 2015
The study of craft production has a long and venerable history in archaeological research on ancient societies. In this chapter, I consider the crafting of useful and desired things from a materiality perspective by looking at the interactions between ...
Hendon, Julia A.
core   +1 more source

Forming the Cupolae With Concave Polyhedral Surfaces by Corrugating a Fourfold Strip of Equilateral Triangles [PDF]

open access: yes, 2010
http://mongeometrija.com/media/mongeometrija/2010/moNGeometrija%202010%20-%20PAGINACIJA.pdf http://mongeometrija.com/component/content/article/52-slobodan-mii/115-misic-obradovic-forming-the-cupolae-with-concave-polyhedral-surfaces-by-corrugating-a-fourfold ...
Mišić, Slobodan, Obradović, Marija
openaire  

The Sasanian Tradition in ʽAbbāsid Art : squinch fragmentation as The structural origin of the muqarnas [PDF]

open access: yes, 2016
Islamic architecture presents a three-dimensional decoration system known as muqarnas. An original system created in the Near East between the second/eighth and the fourth/tenth centuries due to the fragmentation of the squinche, but it was in the fourth/
Carrillo, Alicia
core   +1 more source

Diagrammatic Reasoning and Modelling in the Imagination: The Secret Weapons of the Scientific Revolution [PDF]

open access: yes, 2000
Just before the Scientific Revolution, there was a "Mathematical Revolution", heavily based on geometrical and machine diagrams. The "faculty of imagination" (now called scientific visualization) was developed to allow 3D understanding of planetary ...
Franklin, James
core   +1 more source

Hypogenic Speleogenesis within Seven Rivers Evaporites: Coffee Cave, Eddy County, New Mexico [PDF]

open access: yes, 2008
Coffee Cave, located in the lower Pecos region of southeastern New Mexico, illustrates processes of hypogenic speleogenesis in the middle Permian Seven Rivers Formation.
Klimchouk, Alexander   +2 more
core   +1 more source

The Natural History of Poland [PDF]

open access: yes, 2015
The present book “Poland – History, Culture and Society. Selected Readings” is the third edition of a collection of academic texts written with the intention to accompany the module by providing incoming students with teaching materials that will assist ...
Wiluś, Robert
core  

Costruire in pietra, pratica e storia. Laboratorio di stereotomia - Palermo 2016 [PDF]

open access: yes, 2016
Il volume raccoglie i contributi presentati in occasione del seminario introduttivo al Laboratorio di stereotomia, tenutosi presso il Dipartimento di Architettura dell'Università degli studi di Palermo nel mese di aprile del 2016, e un contributo che ...
Campisi, T.   +2 more
core  

The Mezquita of Cordoba and Madinat Al-Zahra [PDF]

open access: yes, 1952
Traducción del texto en inglés, incluída en el ...
Torres Balbás, Leopoldo   +1 more
core   +1 more source

The Complexity of Finding Small Triangulations of Convex 3-Polytopes

open access: yes, 2000
The problem of finding a triangulation of a convex three-dimensional polytope with few tetrahedra is proved to be NP-hard. We discuss other related complexity results.Comment: 37 pages.
Below, Alexander   +2 more
core   +1 more source

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