Results 91 to 100 of about 3,024 (208)

Statistical Estimation of Mechanical Parameters of Clarinet Reeds Using Experimental and Numerical Approaches

open access: yes, 2014
A set of 55 clarinet reeds is observed by holography, collecting 2 series of measurements made under 2 different moisture contents, from which the resonance frequencies of the 15 first modes are deduced. A statistical analysis of the results reveals good
Dalmont, Jean-Pierre   +4 more
core   +3 more sources

Very slow creep tests on rock samples

open access: yes, 2012
International audienceTwelve years ago, creep tests at very low deviatoric stress were performed on an Etrez salt sample in the Varangéville Mine. Recently, a new testing campaign was performed on various salt samples to gain further insight on salt ...
Berest, Pierre   +7 more
core   +2 more sources

Middle atmospheric water vapour and dynamics in the vicinity of the polar vortex during the Hygrosonde-2 campaign [PDF]

open access: yesAtmospheric Chemistry and Physics, 2009
The Hygrosonde-2 campaign took place on 16 December 2001 at Esrange/Sweden (68° N, 21° E) with the aim to investigate the small scale distribution of water vapour in the middle atmosphere in the vicinity of the Arctic polar vortex.
S. Lossow   +9 more
doaj  

Air-water interaction and time dependent compressibility of a subterranean quarry chalk [PDF]

open access: yes, 2005
International audienceIn this paper the effect of suction and time on the mechanical response of a quarry chalk during eodometer tests is investigated. The water retention properties of the chalk, giving the changes in fluid content as a function of the ...
De Gennaro, Vincenzo   +2 more
core   +2 more sources

On the model-free control of an experimental greenhouse

open access: yes, 2013
International audienceIn spite of a large technical literature, an efficient climate control of a greenhouse remains a very difficult task. Indeed, this process is a complex nonlinear system with strong meteorological disturbances. The newly introduced ''
Balmat, Jean-François   +3 more
core   +1 more source

CANSAT: Multiphysical experimental design of a probe come-back mission [PDF]

open access: yes, 2013
Earth reentry and recovering of a small space probe (typical of a students’ project satellite) set questions related to guidance and control. If the probe is asked to reach a target point with constraints on the landing precision, then other questions ...
Bordeneuve-Guibé, Joël   +3 more
core  

Experimental and modelling investigate on the behaviour of a partially saturated mine chalk [PDF]

open access: yes, 2008
International audienceDue to seasonal environmental changes (i.e. water table, hygrometry) the pillars of mines in chalk are often submitted to variations of the degree of water saturation.
de Gennaro, Vincenzo   +3 more
core   +2 more sources

Theory and Practice of Shear/Stress Strain Gage Hygrometry [PDF]

open access: yes
Mechanical hygrometry has progressed during the last several decades from crude hygroscopes to state-of-the art strain-gage sensors. The strain-gage devices vary from different metallic beams to strain-gage sensors using cellulose crystallite elements ...
Fenner, Ralph L., Shams, Qamar A.
core   +1 more source

Decreases in Core Temperature and Sweating Onset During Whole-body Heating in Individuals with Multiple Sclerosis Following Administration of 4-aminopyridine [PDF]

open access: yes, 2016
Multiple sclerosis (MS) is a progressive neurological disease of the central nervous system that can result in impairments in thermoregulatory function. 4-aminopyridine (4AP), a voltage-gated K+ channel blocker, has been postulated to improve conduction ...
Huang, Mu
core   +1 more source

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