Results 21 to 30 of about 6,837 (98)

Chloride concentration in the soil polluted with bishophit used in winter and its effect on herbaceous plants / Chloridų koncentracija dirvožemyje, užterštame žiemos metu naudojamu bišofitu, ir poveikis žoliniams augalams

open access: yesMokslas: Lietuvos Ateitis, 2014
For road maintenance in winter, various chemical reagents, considering their physical and chemical properties, are chosen taking into account economic indicators. After a long winter season, large amounts of chemical reagents are used.
Asta Strėlkutė, Jolita Bradulienė
doaj   +1 more source

Reciclagem de PET advindo de garrafas de refrigerante pós-consumo Recycling of PET from post-consummer soft-drink bottles

open access: yesPolímeros, 1998
A reciclagem de PET pós-consumo foi investigada a partir de cinco ciclos sucessivos de moldagem por injeção. Amostras obtidas em cada passo foram submetidas a ensaios para determinar a cristalinidade, degradação, produtividade, fluidez e propriedades ...
Sandro D. Mancini   +2 more
doaj   +1 more source

Sacubitril/Valsartan Initiation Among Veterans Who Are Renin‐Angiotensin‐Aldosterone System Inhibitor Naïve With Heart Failure and Reduced Ejection Fraction

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2021
Background Sacubitril/valsartan, a first‐in‐class angiotensin receptor neprilysin inhibitor, received US Food and Drug Administration approval in 2015 for heart failure with reduced ejection fraction (HFrEF).
April F. Mohanty   +14 more
doaj   +1 more source

Direct Analyses of Beer Macromolecular Complexes by Means of a New Differential Nephelometric Titration Method.

open access: yesKvasný průmysl, 2002
A new method of analyses of beer and intermediates macromolecular complexes - Differential Nephelometric Titration (DNT) was developed. The method was analytically evaluated in various protein and PVP model solutions and their mixtures by titration with ...
P. SLADKÝ   +3 more
doaj   +1 more source

Peculiarities of the Physicochemical Properties of Hydrated C60 Fullerene Solutions in a Wide Range of Dilutions

open access: yesFrontiers in Physics, 2021
Hydrated fullerene C60 (HyFn) is a supramolecular object in which the nanosized fullerene molecule is enclosed in a multilayer shell of water molecules.
O. Yablonskaya   +3 more
doaj   +1 more source

Influence of Positive End-Expiratory Pressure Titration on the Effects of Pronation in Acute Respiratory Distress Syndrome: A Comprehensive Experimental Study

open access: yesFrontiers in Physiology, 2020
Prone position can reduce mortality in acute respiratory distress syndrome (ARDS), but several studies found variable effects on oxygenation and lung mechanics.
Gaetano Scaramuzzo   +15 more
doaj   +1 more source

Chemical removal of calcium sulfate deposits from irrigation water transmission pipelines (Case study: Sedimentation of water transmission line from Sarcheshmeh copper complex tailing dam for agricultural use in downstream areas) [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
Clogging and blockage of water transmission pipelines is one of the problems that reduce discharge downstream by creating various sediments. The aim of this study was to identify and remove the constraints caused by sediment in the water transmission ...
Anita Afkhami   +5 more
doaj   +1 more source

The sulphur and chlorine contents of grass and maize silage

open access: yesActa Agriculturae Slovenica, 2001
In seven defined samples of grass and in six samples of maize silage the contents of sulphur and chlorine were determined by two analytical procedures: both elements with X-ray fluorescence spectrometry (XRF), sulphur separately with inductively coupled ...
Marija RAJČEVIČ   +4 more
doaj   +1 more source

Evaluation of the Apnea-Hypopnea Index Determined by Adaptive Servo-Ventilation Devices in Patients With Heart Failure and Sleep-Disordered Breathing

open access: yesFrontiers in Cardiovascular Medicine, 2021
Introduction: Adaptive servo-ventilation (ASV) devices are designed to suppress central respiratory events, and therefore effective for sleep-disordered breathing (SDB) in patients with heart failure (HF) and provide information about their residual ...
Satomi Imanari   +17 more
doaj   +1 more source

Protein sequestration generates a flexible ultrasensitive response in a genetic network

open access: yesMolecular Systems Biology, 2009
Ultrasensitive responses are crucial for cellular regulation. Protein sequestration, where an active protein is bound in an inactive complex by an inhibitor, can potentially generate ultrasensitivity. Here, in a synthetic genetic circuit in budding yeast,
Nicolas E Buchler, Frederick R Cross
doaj   +1 more source

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