Results 31 to 40 of about 36,198 (231)

Estructura y evolución de ingresos tributarios y beneficios fiscales en México. Análisis del periodo 1990-2019 y evaluación de la reforma fiscal de 2014

open access: yesEl Trimestre Económico, 2021
La estructura y la tendencia del sistema fiscal reflejan la orientación del modelo de desarrollo que ha seguido México y determinan su modelo futuro y su capacidad para hacer frente a los retos de la sociedad (desarrollo, equidad, bienestar ...
Sugey de J. López Pérez, Xavier Vence
doaj   +1 more source

Friction and Wear Characteristics of H25, H188, H214 Against Hastelloy X

open access: yesASME/STLE 2011 Joint Tribology Conference, 2011
Increasing, demand for more efficient power generation forces turbomachinery to operate at higher temperatures and compression ratios. High speeds combined with high temperatures make turbomachinery sealing applications even more challenging. In order to confirm sufficient service life, seal material pairs should be tested similar to engine operating ...
Coşkun, Mustafa Bulut   +3 more
openaire   +2 more sources

Forms of COVID-19 state aid by beneficiary size in Poland in 2020

open access: yesInternational Journal of Management and Economics, 2022
Lockdowns imposed by the European Union (EU) Member States produced significant consequences in the form of losses to companies, which is why the Member States decided to assist businesses from public funds.
Ambroziak Adam A.
doaj   +1 more source

The Mechanism of Metal-Containing Formate Dehydrogenases Revisited: The Formation of Bicarbonate as Product Intermediate Provides Evidence for an Oxygen Atom Transfer Mechanism

open access: yesMolecules, 2023
Mo/W-containing formate dehydrogenases (FDH) catalyzed the reversible oxidation of formate to carbon dioxide at their molybdenum or tungsten active sites.
Hemant Kumar   +4 more
doaj   +1 more source

Emerging of Shiga toxin-producing Escherichia coli O177:H11 and O177:H25 from cattle at slaughter in Italy

open access: hybridInternational Journal of Food Microbiology
Shiga toxin-producing Escherichia coli (STEC) are zoonotic pathogens frequently carried by cattle, responsible in humans of mild to bloody diarrhoea, haemolytic uraemic syndrome (HUS) and even death. In 2023-2024, a study on STEC contamination of hide and carcasses of dairy cattle at slaughter was planned in Emilia-Romagna region (northern Italy). When
S. Bonardi   +9 more
openalex   +4 more sources

N-[4-(4-Nitrophenoxy)phenyl]-propionamide [PDF]

open access: yes, 2008
The title compound, C15H14N2O4, is an important intermediate for the synthesis of thermotropic liquid crystals. The dihedral angle between the two aromatic rings is 84.29 (4)°. An N-H...O hydrogen bond connects the molecules into chains running along the
Akhter, Zareen   +4 more
core   +3 more sources

Efficacy of Single-Pill Combination of Telmisartan 80 mg and Hydrochlorothiazide 25 mg in Patients with Cardiovascular Disease Risk Factors: A Prospective Subgroup Analysis of a Randomized, Double-Blind, and Controlled Trial

open access: yesInternational Journal of Hypertension, 2013
Objective. Report of prespecified and post hoc subgroup analyses of a randomized, controlled trial comparing telmisartan 80 mg/hydrochlorothiazide 25 mg (T80/H25) combination therapy with T80 monotherapy, according to the presence of cardiovascular ...
Harold Bays   +5 more
doaj   +1 more source

Direct Taxes and Agricultural Finance

open access: yesFolia Oeconomica Stetinensia, 2022
Research background: Food production financing in Nigeria has been a source of concern for many years, causing the entire country to experience intense food insecurity as a direct consequence of entirely unnecessary insensitivity to what is needful at a ...
Omodero Cordelia Onyinyechi   +1 more
doaj   +1 more source

Analysis of the Clonal Relationship of Shiga Toxin-Producing Escherichia coli Serogroup O165:H25 Isolated from Cattle [PDF]

open access: greenApplied and Environmental Microbiology, 2006
ABSTRACT Variations in time and space of a clonal group of Escherichia coli O165:H25 on a cattle farm were monitored. The virulence marker pattern ( stx genes, eae gene, hly EHEC gene, katP gene,
Lutz Geue   +4 more
openalex   +3 more sources

Parameter optimization of heat recovery steam generation for hyndai engine H25/33

open access: yesAustrian Journal of Technical and Natural Sciences, 2016
Conducted experimental studies of thermodynamic parameters changes in working environments in Hyundai engine H25/33 when the engine is operating at different times of the year. Obtained regressional dependence to calculate the parameters of working environment in the range of ambient temperature changes from 0 to 40 °C.
MARCHENKO ANDRII PETROVYCH   +2 more
openaire   +2 more sources

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