Results 141 to 150 of about 40,153 (337)

On the thermodynamic properties and nanostructuration of the 1-alkyl-3-methylimidazolium trifluoromethanesulfonate series

open access: yesJournal of Ionic Liquids
The volatility, heat capacity, and thermal behavior were used to explore the effect of alkyl size and anion nature in the thermodynamic properties of ionic liquids (ILs) by measuring the 1-alkyl-3-methylimidazolium trifluoromethanesulfonate series ...
Rodrigo M.A. Silva   +2 more
doaj   +1 more source

Enthalpies of Fusion of the Alkali Cryolites Determined by Drop Calorimetry. [PDF]

open access: bronze, 1973
Birgit Jenssen Holm   +5 more
openalex   +1 more source

Exploratory Study on Carbon Dioxide Blends With Low‐GWP Working Fluids for Medium and High‐Temperature Heat Pumps Under Step Pressure

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study investigates binary zeotropic mixtures of R744 (CO₂) blended with eco‐friendly refrigerants for medium‐high temperature heat pumps, comparing them with conventional R744/R134a systems. All mixtures meet 60–80 K temperature lift requirements under low‐temperature conditions. A genetic algorithm optimized system parameters using fixed
Lingling Sun   +6 more
wiley   +1 more source

ANN‐Enabled Analysis of Nanoparticle Aggregation and Hall Effects on Ag‐H2O Nanofluid Flow Over a Spinning Disk With Convective Heating and Thermal Radiation

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The exceptional characteristics of nanofluids have turned out to be a significant development in revolutionizing heat transfer mechanisms in several electronic cooling devices and industrial manufacturing processes. The present study deals with the investigation of the second law of thermodynamics applied to the steady MHD fluid flow above a ...
Dixita Sonowal, Bidyasagar Kumbhakar
wiley   +1 more source

Aging vs crystallisation dynamics in hyperquenched glasses and a resolution of the water Tg controversy

open access: yes, 2002
The possibility of observing a glass transition in water before crystallisation occurs has been debated vigorously but inconclusively over five decades [1,2].
Angell, C. A., Yue, Y. -Z.
core  

A Review on Magnesium Based Metal Hydrides for Thermal Energy Storage Systems

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The hydrogen storage in metal hydrides is an imminent, innovative, and environmentally beneficial approach that offers benefits for example, an ample amount of storage and elasticity in terms of thermodynamics necessary for hydrogen absorption and release.
Asif Nizam   +3 more
wiley   +1 more source

Estimating the phase diagrams of deep eutectic solvents within an extensive chemical space

open access: yesCommunications Chemistry
Assessing the formation of a deep eutectic solvent (DES) necessitates a solid-liquid equilibrium phase diagram. Yet, many studies focusing on DES applications do not include this diagram because of challenges in measurement, leading to misidentified ...
Adroit T. N. Fajar   +3 more
doaj   +1 more source

Thermophysical properties of liquid chlorides from 600 to 1600 K: Melt point, enthalpy of fusion, and volumetric expansion

open access: hybrid, 2021
Stephen S. Parker   +5 more
openalex   +1 more source

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