Results 101 to 110 of about 2,679,407 (284)

A Theoretical Analysis on Enthalpy of Vaporization: Temperature-Dependence and Singularity at the Critical State [PDF]

open access: yesarXiv, 2019
Accurate evaluation of enthalpy of vaporization (or latent heat of vaporization) and its variation with temperature is of great interest in practical applications, especially for combustion of liquid fuels. Currently, a theoretically rigorous formulation for latent heat is still not in place; and the existing fitting formulas for various fluids are, in
arxiv  

Determination of Hormonal Growth Promotants in Beef Using Liquid Chromatography–Tandem Mass Spectrometry

open access: yesDrug Testing and Analysis, EarlyView.
An LC–MS/MS method was developed and validated to detect 12 synthetic or endogenous hormonal growth promotants commonly utilized in the livestock industry in the United States at low pg/mg concentrations. ABSTRACT Hormonal growth promotants (HGPs) are a class of pharmaceutical agents commonly administered to cattle in the United States to improve ...
Mary Mosburg   +7 more
wiley   +1 more source

Legionella: An overview [PDF]

open access: yes
The topics discussed include the following: history; bacteriology, ecology, and transmission; epidemiology; clinical manifestations; Pontiac Fever; diagnosis; treatment; and ...
Weirich, Stephen A.
core   +1 more source

Inhaler technique performance in elderly patients with asthma and COPD [PDF]

open access: yes, 2019
Chronic Obstructive Pulmonary Disease (COPD) and Asthma affect up to 400 million people worldwide, and almost half of these patients have poor disease control.
Maricoto, Tiago João Pais
core  

Analytical and Pharmacological Characterization of 1‐(Furan‐2‐Carbonyl)‐LSD (1F‐LSD) and Comparison With 1‐(Thiophene‐2‐Carbonyl)‐LSD (1T‐LSD)

open access: yesDrug Testing and Analysis, EarlyView.
The novel lysergamide 1‐(furan‐2‐carbonyl)‐LSD (1F‐LSD) was analytically characterized. 1F‐LSD showed LSD‐like activity in vivo similar to 1‐(thiophene‐2‐carbonyl)‐LSD (1T‐LSD) used for comparison. Administration studies in mice and LC–MS analysis revealed that 1F‐LSD served as a prodrug.
Simon D. Brandt   +5 more
wiley   +1 more source

Experimental study of aerosol deposition in distal lung bronchioles [PDF]

open access: yesarXiv
The deposition of micron particles finds importance in meteorology and several engineering applications such as deposition of dust in gas lines, carbon deposition in engine exhaust, designing effective air-cleaning systems and estimating deposition of inhaled drug or atmospheric pollutants to determine its consequences on human health.
arxiv  

Comment on "An optimized potential for carbon dioxide" [PDF]

open access: yesJ. Chem. Phys. 122, 214507 (2005), 2009
A molecular model for carbon dioxide is assessed regarding vapor-liquid equilibrium properties. Large deviations, being above 15 %, are found for vapor pressure and saturated vapor density in the entire temperature range.
arxiv  

Review on Synthesis Methods of Carbon Nanotubes as Activated Carbon Composites Based on Biomass for Supercapacitors in Electric Vehicles

open access: yesEnergy Technology, EarlyView.
This work reviews various methods to synthesize carbon nanotubes and analyzes the best methods to produce composites for supercapacitors for electric vehicles. Chemical vapor deposition is found to be the best method because the produced CNTs can be used directly without purification unless the catalyst particles need to be removed.
Apri Wiyono   +9 more
wiley   +1 more source

Evaluación sobre el uso incorrecto de los dispositivos de inhalación

open access: yesNURE Investigación, 2018
Introducción: Un alto porcentaje de pacientes no utilizan correctamente los dispositivos de inhalación, lo que conlleva una disminución en el depósito del fármaco a nivel pulmonar y un mal control de la enfermedad. Metodología: Se realiza una revisión de
EVA BENITO RUIZ   +5 more
doaj  

Evaluating the sensitivity of surrogate optimization target properties characterizing droplet formation, evaporation, and chemical reactions to biodiesel composition reduction

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Liquid fuels contain a large number of components. However, it is not computationally feasible to implement the detailed composition into numerical solvers in combustion chamber design. Surrogate mixtures are used to facilitate calculations, which can reproduce the fuel characteristics with fewer components providing reasonable accuracy ...
Dávid Csemány
wiley   +1 more source

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