Results 31 to 40 of about 845,620 (310)

Probiotic nasal spray development by spray drying

open access: yesEuropean Journal of Pharmaceutics and Biopharmaceutics, 2021
The upper respiratory tract (URT) is the main entrance point for many viral and bacterial pathogens, and URT infections are among the most common infections in the world. Recent evidences by our own group and others imply the importance of lactobacilli as gatekeepers of a healthy URT.
Jokicevic, Katarina   +6 more
openaire   +3 more sources

Efeito da adição de látex nas pastas de cimento branco no estado endurecido

open access: yesAmbiente Construído
Este trabalho investiga o impacto da utilização de látex poliméricos em propriedades de pastas de cimento Portland branco no estado endurecido. Para tanto, foram utilizados dois látex com propriedades físico-químicas distintas: EVA (etileno de vinil ...
Carlos Eduardo Carbone   +3 more
doaj   +1 more source

APPLICATION OF ADVANCED COMBUSTION MODELS IN INTERNAL COMBUSTION ENGINES BASED ON 3-D CFD LES APPROACH

open access: yesActa Polytechnica, 2021
This paper deals with the application of advanced simulation techniques for combustion modeling in the case of an internal combustion engine. The main focus is put on models with a high predictive ability hence 3-D CFD was selected while using LES ...
Oldřich Vítek   +6 more
doaj   +1 more source

Investigation of crystallinity, mechanical properties, fracture toughness and cell proliferation in plasma sprayed graphene nano platelets reinforced hydroxyapatite coating

open access: yesMaterials Research Express, 2020
Graphene nanoplatelets (GNPs) (0, 1 wt% and 2 wt%) reinforced hydroxyapatite (HA), denoted by HA, HA-1G and HA-2G respectively, coatings were fabricated on titanium substrate (Ti-6Al-4V) through atmospheric plasma spraying.
Swarnima Singh   +5 more
doaj   +1 more source

Coatings for Hydro Turbine Applications: A Materials Perspective

open access: yesMetals
Corrosion- and wear-resistant coatings are widely applied to hydro-turbine runners through thermal spray and cladding processes to enhance component efficiency and structural integrity by mitigating material loss during operation.
Rodolpho Fernando Vaz   +3 more
doaj   +1 more source

A Comparative Study of the Life Cycle Inventory of Thermally Sprayed WC-12Co Coatings

open access: yesMetals
In this research, a life cycle inventory (LCI) is developed for tungsten carbide–cobalt (WC-Co) coatings deposited via atmospheric plasma spray (APS), high-velocity oxy-fuel (HVOF), and cold gas spray (CGS) techniques.
Edwin Rúa Ramirez   +4 more
doaj   +1 more source

Challenges in charge preparation and combustion in homogeneous charge compression ignition engines with biodiesel: A review

open access: yesEnergy Reports, 2019
Homogeneous charge compression ignition (HCCI) engines have high efficiency and lower NOx-soot emissions than diesel and gasoline engines. However, these engines suffer from high HC, CO and unregulated emissions and combustion phasing control.
V.D. Chaudhari, D. Deshmukh
doaj   +1 more source

Design and Test of a Jet Remote Control Spraying Machine for Orchards

open access: yesAgriEngineering, 2021
Aimed at issues associated with the poor air supply and poor automatic targeting accuracy of existing orchard sprayers, this paper designs a jet-type orchard remote control sprayer with automatic targeting which is suitable for standardized orchards in ...
Chi Ma, Guanglin Li, Qiangji Peng
doaj   +1 more source

Planning Family Spending [PDF]

open access: yes, 1958
PDF pages ...
Spray, Mabel
core  

Antecedents of approach-avoidance achievement goal adoption in physical education: A longitudinal perspective [PDF]

open access: yes, 2009
The purpose of this study was to examine the temporal pattern of pupils’ approach-avoidance achievement goal adoption in physical education across Key Stage 3 of secondary school.
Spray, C. M., Warburton, V. E.
core   +1 more source

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