Results 1 to 10 of about 2,148,911 (299)

Electric supplementary heating technology of municipal heating for city heat exchange station [PDF]

open access: yesE3S Web of Conferences, 2022
Municipal heating in northern areas generally suffers from heat sources, heat grid gaps, and high dependence on fossil fuels. It is difficult to guarantee the heating effect of incremental buildings at the end of the building, and relying on traditional ...
Zhang Sirui   +5 more
doaj   +1 more source

Soft mechanochemical synthesis and thermal stability of hydroxyapatites with different types of substitution

open access: yesChimica Techno Acta, 2022
The feasibility of soft mechanochemical synthesis was studied here for hydroxyapatite with various types of substitution. It was shown that this method allows obtaining hydroxyapatites substituted with copper or iron cations and hydroxyapatites ...
Natalya V. Eremina   +3 more
doaj   +1 more source

SUBSTITUTING COMPLEMENTS [PDF]

open access: yesJournal of Competition Law & Economics, 2006
The presence of multiple sellers in the provision of (nonsubstitutable) complementary goods leads to outcomes that are worse than those generated by a monopoly (with a vertically integrated production of complements), a problem known in the economic literature as complementary oligopoly and recently popularized in the legal literature as the tragedy of
PARISI, FRANCESCO, G. Dari Mattiacci
openaire   +5 more sources

A care substitution service in the Netherlands: impact on referral, cost, and patient satisfaction

open access: yesBMC Primary Care, 2023
Background In care substitution services, medical specialists offer brief consultations to provide general practitioners (GPs) with advice on diagnosis, treatment, or hospital referral.
Trijntje Albada   +6 more
doaj   +1 more source

Kinship of The Dayak Maanyan and Dayak Halong Languages in South of Kalimantan

open access: yesArbitrer, 2022
The world’s languages do not stand alone. Every language originates from a parent language. PAN is one of the parent languages or proto-languages of the languages in the archipelago.
Siti Jamzaroh   +3 more
doaj   +1 more source

Thermal Stability of Iron- and Silicon-Substituted Hydroxyapatite Prepared by Mechanochemical Method

open access: yesPowders, 2023
In this study, hydroxyapatite with the substitution of calcium cations by iron and phosphate by silicate groups was synthesized via a mechanochemical method.
Svetlana V. Makarova   +3 more
doaj   +1 more source

The Complete Chloroplast Genome Sequence of the Speirantha gardenii: Comparative and Adaptive Evolutionary Analysis

open access: yesAgronomy, 2020
The plant “False Lily of the Valley”, Speirantha gardenii is restricted to south-east China and considered as an endemic plant. Due to its limited availability, this plant was less studied.
Gurusamy Raman, SeonJoo Park
doaj   +1 more source

Myoglobin-Based Classification of Minced Meat Using Hyperspectral Imaging

open access: yesApplied Sciences, 2020
Minced meat substitution is one of the most common frauds which not only affects consumer health but impacts their lifestyles and religious customs as well.
Hamail Ayaz   +7 more
doaj   +1 more source

Ligand Substitution Dynamics [PDF]

open access: yes, 1968
Substitution of a ligand in an inner sphere complex by an outside group is the most fundamental reaction in metal ion ...
Gray, Harry B., Langford, Cooper H.
core   +1 more source

Ligand Substitution Processes [PDF]

open access: yes, 1966
From the preface: The subject of the mechanistic study of ligand substitution reactions is currently undergoing an exciting growth. New fast-reaction techniques have removed the upper limit on rates that can be measured, and extension to less ...
Gray, Harry B., Langford, Cooper H.
core   +1 more source

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