Results 91 to 100 of about 61,304 (244)

Aquil@Guyane : bases scientifiques et techniques pour la création d'une filière d'huiles essentielles d'"Aquilaria (Agarwood)" haut de gamme et de produits dérivés, en Guyane. Tâche 2 : valorisation des feuilles dans le secteur de la tisanerie : quelles approches méthodologiques pour appréhender la signature chimique des feuilles Aquilaria

open access: yes, 2020
Cette étude a pour objectif de proposer des méthodes permettant l'acquisition des signatures chimiques des feuilles en vue de proposer des méthodologies adaptées pour le contrôle de la traçabilité chimique des feuilles dans un but de standardiser les productions issues d'une filière de valorisation des feuilles dans le secteur de la tisanerie ou autre.
Fernand, Déborah   +2 more
openaire   +1 more source

Cosmological evolution in a brane-universe

open access: yes, 2001
The idea of extra-dimensions has recently gone through a renewal with the hypothesis, suggested by recent developments in string theory, that ordinary matter is confined to a sub-space, called brane, embedded in a higher dimensional spacetime.
Langlois, David
core   +1 more source

Porphyrin‐Geländer–Helical Conjugated Banister Type Porphyrin Dyads

open access: yesChemistry – A European Journal, EarlyView.
Porphyrin arrays go chiral–A porphyrin Geländer macrocycle represents the intriguing prototype architecture of helically chiral butadiyne‐linked porphyrin arrays. This study combines synthetic, spectroscopic, and computational methods to shed light on its structure, chiroptical properties, and tunability, highlighting its promise for advancing ...
Joël F. Keller   +2 more
wiley   +1 more source

The non-segregated population of blue straggler stars in the remote globular cluster Palomar 14

open access: yes, 2011
We used deep wide-field observations obtained with the Canada-France-Hawaii Telescope to study the blue straggler star (BSS) population in the innermost five arcminutes of the remote Galactic globular cluster Palomar 14.
Dalessandro   +19 more
core   +3 more sources

Kinetic Contribution to the Arbitrary Order Odd Frequency Moments of the Dynamic Structure Factor

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT An exact expression is derived for the kinetic contribution to the odd (arbitrary order) frequency moments of the dynamic structure factor via a finite summation that features averages of even (all lower orders) powers of the momentum over the exact momentum distribution.
Panagiotis Tolias   +2 more
wiley   +1 more source

Adverse Prognostic Impact of Pretransplant Serum Ferritin and Hepcidin on Survival Outcomes After Allogeneic Hematopoietic Stem Cell Transplantation

open access: yes
American Journal of Hematology, EarlyView.
Michelle Pirotte   +6 more
wiley   +1 more source

Reweighting Scheme for the Calculation of Grand‐Canonical Expectation Values in Quantum Monte Carlo Simulations With a Fermion Sign Problem

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Ab initio path integral Monte Carlo (PIMC) simulations constitute the gold standard for the estimation of a broad range of equilibrium properties of a host of interacting quantum many‐body systems spanning a broad range of conditions from ultracold atoms to warm dense quantum plasmas.
Paul Hamann   +2 more
wiley   +1 more source

Spatiotemporal cellular dynamics of the notochord shape intervertebral disc morphogenesis in the mouse embryo through apoptosis and proliferation

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background The notochord is a midline structure essential for vertebrate embryogenesis, contributing to the development of the nervous system, digestive tract, and vertebral column. In particular, notochord signaling is indispensable for proper patterning and coordinated development of alternating vertebrae and intervertebral discs (IVDs ...
Julie Warin   +5 more
wiley   +1 more source

Monitoring New Technological Developments in the Electricity Industry : An International Perspective [PDF]

open access: yes
Being able to monitor and asses technological developments represents an essential activity for an industry expected to be increasingly active in all of the regions of the world and in markets which require a wide array of differing technological ...
Lise Préfontaine   +2 more
core  

Scalp‐negative medial temporal interictal epileptic discharges alter large‐scale brain networks: A simultaneous high‐density electroencephalographic and intracranial electroencephalographic study

open access: yesEpilepsia, EarlyView.
Abstract Objective Interictal epileptiform discharges (IEDs) observed on scalp electroencephalography (EEG) serve as a diagnostic hallmark of epilepsy. However, only a small fraction of IEDs recorded by intracranial EEG (iEEG) are detectable on the scalp; the vast majority remain invisible on scalp recordings.
Nicolas Roehri   +7 more
wiley   +1 more source

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