Results 1 to 10 of about 14,613,539 (249)

Scientific opinion on the tolerable upper intake level for vitamin D, including the derivation of a conversion factor for calcidiol monohydrate

open access: yesEFSA Journal, 2023
Following two requests from the European Commission (EC), the EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA) was asked to deliver a scientific opinion on the revision of the tolerable upper intake level (UL) for vitamin D and to propose a ...
EFSA Panel on Nutrition, Novel Foods and FoodAllergens (NDA)   +22 more
doaj   +2 more sources

The Medicare Conversion Factor [PDF]

open access: yesAmerican Journal of Neuroradiology, 2013
RVU : Relative Value Unit CF : Conversion Factor GPCI : Geographic Practice Cost Index CMS : Centers for Medicare and Medicaid Services MP : malpractice RBRVS : Resource-Based Relative Value Scale CPT : Current Procedural Terminology SGR : Sustainable Growth Rate To understand ...
D J, Seidenwurm, J H, Burleson
openaire   +3 more sources

Preliminary Characterisation of an Italian Soft Rock with a Block-in-Matrix Fabric

open access: yesGeosciences, 2022
Mélanges are heterogeneous geological deposits and represent the most widespread bimrock (block-in-matrix) formations. This paper presents the efforts undertaken to characterise an Italian mélange composed of a clayey-marly matrix enclosing strong ...
Maria Lia Napoli   +3 more
doaj   +1 more source

Integration of ground and ventilation air energy for heating buildings

open access: yesBudownictwo o Zoptymalizowanym Potencjale Energetycznym, 2021
The authors have developed an improved version of the vapor compression system for heating and cooling civil buildings on the basis of the soil and ventilation air integrated energy.
Vitaly Petrash   +3 more
doaj   +1 more source

The Arrangement Concept and the Energy Potential of the Vapor Compression Heat and Cooling Supply Based on a Binary Low-Temperature Source

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2022
The combined use of low-potential soil heat and air flows in heat pump heat supply systems allows for its regulated redistribution in the processes of customers’ consumption.
V. D. Petrash   +3 more
doaj   +1 more source

Correlation Study Between Point Load Test And Uniaxial Compressive Strength and Tensile Strength of Some Sedimentary Rocks In Mosul City [PDF]

open access: yesEngineering and Technology Journal, 2012
The point load test is used as a quick and inexpensive means of obtaining rock strength indexes when logging core samples in either a field or laboratory setting.
Thamer M. Nuri   +2 more
doaj   +1 more source

Per-length biomass estimates of Antarctic krill (Euphausia superba)

open access: yesFrontiers in Marine Science, 2023
Total biomass and areal biomass density are often necessary to establish ecological relationships and enable informed management decisions, in particular setting fisheries catch limits.
Abigail J. R. Smith   +3 more
doaj   +1 more source

INTERDEPENDENCE BETWEEN POINT LOAD INDEX, COMPRESSIVE STRENGTH AND CRUSHING RESISTANCE OF JORDAN OIL SHALE AND RELATION TO CALORIFIC VALUE; pp. 252–268 [PDF]

open access: yesOil Shale, 2015
Rock parameters are important to be considered in mine design. Physical-mechanical tests were carried out on oil shale and dolostone samples from the Attarat Um Ghudran oil shale area in central Jordan, in order to determine the rock mass properties.
VIVIKA VÄIZENE   +4 more
doaj   +1 more source

Current problems of the patent tax system

open access: yesВестник университета, 2021
The patent system of taxation in the Russian Federation and the conditions for its application have changed several times since 2006. In connection with the abolition of the single imputed income tax from 2021, the relevance of the application of the ...
N. Z. Zotikov
doaj   +1 more source

evaluation of the effect of temperature and time on the conversion factor of acrylic resin denture base material [PDF]

open access: yesAl-Rafidain Dental Journal, 2011
The aims of this study were to evaluate the effect of change in time ,temperature (increase or decrease) on the degree of conversion and residual monomer release of the vertex heat cured acrylic resin.
Nadira A.Hatim   +2 more
doaj   +1 more source

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