Results 91 to 100 of about 4,358 (217)

O ensino de noções básicas de estatística através da geometria n-dimensional

open access: yesSemina: Ciências Exatas e Tecnológicas, 2004
Nosso propósito é desenvolver um método geométrico que permita que técnicas estatísticas básicas sejam apresentadas de forma rigorosa matematicamente mas de fácil compreensão.
Cleusa Rocha Asanome   +2 more
doaj   +1 more source

Portus, la question de La localisation des ouvertures du port de Claude?: Approche géomorphologique

open access: yes, 2008
Goiran Jean Philippe, Tronchère Hervé, Carbonel Perre, Salomon Ferréol, Djerbi Hatem, Ognard Carole, Lucas Gérard, Colalelli Ugo. Portus. La question de la localisation des ouvertures du port de Claude : approche géomorphologique. In: Mélanges de l'École
Colalelli, U.   +24 more
core   +1 more source

Pharmacopée et médecine populaires vétérinaires : Didier Perre, Médecine vétérinaire populaire en Haute-Loire

open access: yes, 1985
Julien Pierre. Pharmacopée et médecine populaires vétérinaires : Didier Perre, Médecine vétérinaire populaire en Haute-Loire. In: Revue d'histoire de la pharmacie, 73ᵉ année, n°266, 1985. pp.
Julien, Pierre
core  

WAVE T*, a custom device able to measure viscoelastic properties of wood under water-saturated conditions (*WAVE T : Environmental Vibration Analyser for Wood)

open access: yesMaderas: Ciencia y Tecnología, 2008
This work presents an original experimental device conceived to characterise the viscoelastic properties of wood. Classically, the dynamic mechanical analysis of wood is performed using a commercial apparatus like a DMA (Dynamic Mechanical Analyser ...
Vincent Placet   +2 more
doaj  

Performance evaluation and troublesbooting of radiofrequency digital transmitters [PDF]

open access: yes, 2006
[ENGLISH] The research activity accounted for in this Ph.D. thesis belongs to the general field of electrical and electronic measurements. The attention is focused, in particular, on performance evaluation and troubleshooting of radiofrequency digital ...
Vadursi, Michele
core  

Free shrinkage of wood determined at the cellular level using an environmental scanning electron microscope

open access: yesMaderas: Ciencia y Tecnología, 2014
The shrinkage at the cellular level was determined in the transverse plane of wood using an environmental scanning electron microscope (ESEM). The whole procedure is based on pairs of images grabbed with the same imaging conditions (magnification ...
Giana Almeida   +2 more
doaj  

From practicum improvement to school improvement : a developing partnership

open access: yes, 2001
In recent years there has been growing interest in the importance of developing partnerships between universities and schools for both improved practicum experiences for student teachers and school renewal, with improved outcomes for students, student ...
Sinclair, Catherine, Perre, Lil
core  

Anthraquinones of Cissus populnea Guill & Perr (Amplidaceae).

open access: yesAfrican journal of traditional, complementary, and alternative medicines : AJTCAM, 2011
Cissus populnea has been used locally to treat many ailments such as venereal, stomach and skin infections; and also used as laxative or purgative. Economically it has been used as binder in food and in lining dye pits. This work aims at determining the type of anthraquinones from the stem bark of C. populnea which might be a potential source of drugs (
Ibrahim, H, Mdau, BB, Ahmed, A, Ilyas, M
openaire   +2 more sources

CHARACTERIZATION OF DIFFUSIONNAL TRANSFERS OF BOUND WATER AND WATER VAPOR IN BEECH AND SPRUCE

open access: yesMaderas: Ciencia y Tecnología, 2006
In the hygroscopic range of wood and without any thermal gradient, transfer of water vapor and bound water is carried out by diffusion. In this study, we experimentally determined the diffusivity values for vapor and bound water in the three orthotropic ...
N MOUCHOT   +3 more
doaj  

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