Results 21 to 30 of about 36,782 (207)

Effect of Intermiscibility on Internal Flow Boiling Heat Transfer and Pressure Drop Characteristics of R32-Oil Mixture

open access: yesZhileng xuebao, 2023
R32 is widely used in room air-conditioners, with heat-transfer characteristics affected by the intermiscibility of the oil. Therefore, it is necessary to determine the optimal intermiscibility of the oil to improve heat transfer characteristics.
Li Guang   +9 more
doaj  

Heavy Quarkonium Production at LHC through $W$ Boson Decays

open access: yes, 2012
The production of the heavy $(c\bar{c})$-quarkonium, $(c\bar{b})$-quarkonium and $(b\bar{b})$-quarkonium states ($(Q\bar{Q'})$-quarkonium for short), via the $W^+$ semi-inclusive decays, has been systematically studied within the framework of the non ...
/SLAC, /Chongqing U.   +7 more
core   +2 more sources

Similarity of Changes in Average Prices of Residential Properties in Europe in 2010-2016

open access: yesReal Estate Management and Valuation, 2017
The aim of the article was to assess the similarities of average price changes in the residential market in 34 European countries in 2010-2016. The first part of the study concerned tendencies of changes in average prices in residential markets in the ...
Dittmann Iwona
doaj   +1 more source

Assessing Renewable Energy Practice in Turaki Ali House Kaduna-Nigeria

open access: yesReal Estate Management and Valuation, 2021
The research investigated tenant understanding and preparedness to embrace renewable energy practice as an alternative to public power supply during an outage from the national grid.
Sani Habibu   +2 more
doaj   +1 more source

Highly accurate bound state calculations of the two-center molecular ions by using the universal variational expansion for three-body systems

open access: yes, 2017
The universal variational expansion for the non-relativistic three-body systems is explicitly constructed. Three-body universal expansion can be used to perform highly accurate numerical computations of the bound state spectra in arbitrary three-body ...
Frolov, Alexei M
core   +1 more source

An Investigation Into the Use of “Hybrid” Adjustment Techniques in the Application of the Sales Comparison Method in Residential Valuation

open access: yesReal Estate Management and Valuation, 2021
The sales comparison is the most common and universally accepted method in valuation. Although the theoretical entry point of the method is the same across most continents, its application in practice is varied and often determined by local circumstances.
Munshifwa Ephraim K.
doaj   +1 more source

Feasibility study on lengthening the high-voltage cable section and reducing the number of cable joints via alternative bonding methods [PDF]

open access: yes, 2019
The mesosphere is perhaps the least explored region in the atmosphere with very few methods of observing. This thesis will primarily be exploring a new technique for measuring the distribution of kinetic energy in the mesosphere across a wide range of ...
Li, Mingzhen   +5 more
core   +2 more sources

Nanomaterials and Eco‐Friendly Refrigerants in Vapor Compression System: A Review of Performance and Sustainability

open access: yesEnergy Science &Engineering, EarlyView.
This review highlights how nano oils and eco‐friendly nano refrigerants enhance energy‐efficient refrigeration by improving thermal conductivity, lubrication, and system performance. The integration of rheological and tribological testing confirms reduced compressor work, better heat transfer, and higher COP using sustainable, low‐GWP refrigerants for ...
Mohammed Dilawar   +7 more
wiley   +1 more source

Study on the Method of Reducing Discharge Temperature of Refrigerant System with R32

open access: yesZhileng xuebao, 2012
This paper analyzed theoretically the change of refrigerant system after replacement of R410 with R32. Such replacement led to the increase of the discharge temperature of the system.
Qin Yan, Zhang Jianfei
doaj   +2 more sources

New method for highly accurate calculations of the photodetachment cross-sections of the negatively charged hydrogen ions

open access: yes, 2015
New approach to highly accurate calculations of the photodetachment cross-sections of the negatively charged hydrogen ions is developed. This effective, fast and numerically stable method is based on the use of the Rayleigh's formula for the spherical ...
Frolov, Alexei M.
core   +1 more source

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