Results 51 to 60 of about 239,132 (234)

Morphology evolution in biaxially stretched polyethylene terephthalate and prediction of final elastic properties

open access: yesPolymer Testing
Polyethylene terephthalate (PET) crystallization and macromolecular orientation during biaxial stretching near Tg was investigated using in-situ synchrotron Small-angle X-ray scattering (SAXS). Morphological evolution is tracked under constant-width (CW)
Thanh Tung Nguyen   +2 more
doaj   +1 more source

Design of Compact Mid-Infrared Cooled Echelle Spectrometer Based on Toroidal Uniform-Line-Spaced (TULS) Grating

open access: yesSensors, 2022
A traditional flat-panel spectrometer does not allow high-resolution observation and miniaturization simultaneously. In this study, a compact, high-resolution cross-dispersion spectrometer was designed based on the theoretical basis of echelle grating ...
Qingyu Wang   +4 more
doaj   +1 more source

Precise radial velocities of giant stars VIII. Testing for the presence of planets with CRIRES Infrared Radial Velocities [PDF]

open access: yes, 2015
We have been monitoring 373 very bright (V < 6 mag) G and K giants with high precision optical Doppler spectroscopy for more than a decade at Lick Observatory.
Quirrenbach, Andreas   +4 more
core   +2 more sources

Beyond the Metrics: Context‐Aware Calibration for Better Drain Flow Modelling

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Robust hydrological and water quality modelling is essential for advancing the understanding and management of engineered agricultural subsurface drainage systems. Achieving credible model output hinges on calibration strategies that are both rigorous and context sensitive. At the field scale, accurately capturing the dynamics of nutrient load
R. Caleb Bruhn   +3 more
wiley   +1 more source

De la peinture municipale : Baudelaire, art et anecdote

open access: yesQuêtes Littéraires
Baudelaire déteste avec cœur l’anecdote en peinture, et n’hésite pas à pointer ponctuellement du doigt cette tendance irritante de la peinture de son époque.
Julien Zanetta
doaj   +1 more source

Precise Blaze Angle Adjustment of Echelle Grating by Self-Shadowing Rotating Mask

open access: yesIEEE Photonics Journal, 2018
Angular precision of 0.1° for the blaze angle of echelle gratings is an important technical requirement for spectral instruments with echelle gratings.
Bin Sheng   +6 more
doaj   +1 more source

A Comparative Study on the Irrigation Suitability of Kerala's Rivers Using Fuzzy AHP and Conventional Methods

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Food security in Kerala depends on effective irrigation, but poor‐quality irrigation water poses threats such as salinity, sodicity and reduced soil productivity. Although past assessments have been localised, this study presents the first comprehensive, statewide evaluation of irrigation water suitability across 44 major rivers in Kerala.
Raji Karuna   +2 more
wiley   +1 more source

The GMT-Consortium Large Earth Finder (G-CLEF): an optical Echelle spectrograph for the Giant Magellan Telescope (GMT)

open access: yesAstronomical Telescopes + Instrumentation, 2016
The GMT-Consortium Large Earth Finder (G-CLEF) will be a cross-dispersed, optical band echelle spectrograph to be delivered as the first light scientific instrument for the Giant Magellan Telescope (GMT) in 2022.
A. Szentgyorgyi   +44 more
semanticscholar   +1 more source

Migration climatique : mesurer l’immesurable ?

open access: yesActes Sémiotiques
Cet article envisage la migration climatique non comme un simple objet de quantification, mais comme un dispositif sémiotique et politique à travers lequel le changement climatique devient perceptible et interprétable dans l’espace public.
Antonio Cetani
doaj   +1 more source

Effect on Dyskinesia of the Early Combination of Amantadine to Levodopa‐Therapy in Parkinson's Disease: A Randomized, Placebo‐Controlled Study (PREMANDYSK)

open access: yesMovement Disorders, EarlyView.
Abstract Objective Investigate the efficacy of immediate‐release (IR) amantadine in reducing the risk of peak‐dose dyskinesia in early Parkinson's disease (PD) as add‐on to levodopa. Background While the use of amantadine to manage dyskinesia in PD is well supported by controlled clinical trials, data on its efficacy in patients without motor ...
Olivier Rascol   +106 more
wiley   +1 more source

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