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Recommended by the IIR / IIR document
Research status on the physical properties of working fluid-lubricant mixture.
IIR document
Effects of freezing temperature and frozen storage on the biochemical and physical properties of Procambarus clarkii/
Physics of freezing under electromagnetic conditions: a review.
Thermal physical properties and refrigeration cycle performance of R450A and R134a.
Experimental investigation on thermo-physical properties of metal oxide composite nanolubricants.
Thermo-physical properties of Al2O3-SiO2/PAG composite nanolubricant for refrigeration system.
Investigation on thermo-physical properties of aqueous suspension of nanoencapsulated phase change materials.
Thermo-Physical properties of silica gel composites for adsorption cooling and desalination applications.
Assessment of C2 to C5 aliphatic hydrocarbons for future refrigerant opportunities.
Effect of different freezing and storage condition on the physical properties of protein coagulum (Firm Tofu).
Comparative study of thermo-physical properties of SiO2 and Al2O3 nanoparticles dispersed in PAG lubricant
Recommended by the IIR
The Freeze-Drying of Foods—The Characteristic of the Process Course and the Effect of Its Parameters on the Physical Properties of Food Materials
A novel modified LiCl solution for three-phase absorption thermal energy storage and its thermal and physical properties.
Extraction of heat transfer parameters in active carbon-ammonia large temperature jump experiments.
Dynamic thermal performance of three types of unfired earth bricks.
Refrigeration sector monitoring
10 results
Always closer to absolute zero
NIST physicists have cooled a mechanical object to a temperature below the so-called “quantum limit.”
Research & Development: A cooling curtain made of a porous triple-layer membrane
A doctoral student at ETH Zurich's Functional Materials Laboratory has developed a cooling curtain made of a porous triple-layer membrane.
A nanoelectronic chip cooled to the world record temperature of 2.8 mK
A group of researchers of the University of Basel succeeded in cooling a nanoelectronic chip to a temperature very close to absolute zero thanks to magnetic cooling.
Applications of artificial intelligence to refrigeration plants
A paper from the IIR TPTPR conference presents the energy performance and maintenance benefits of 19 refrigeration plants using artificial intelligence techniques.
Cryogenics 2019: NICA project aims at studying the state of matter existing shortly after the Big Bang
NICA project for a new superconducting accelerator complex in Russia attracted a lot of interest during IIR Cryogenics conference in Prague, in April 2019.
Road to COP28. Energy efficiency and recovery of refrigerants
“Sustainability must refer to energy efficiency and circularity”, says Dr Laura Fedele, IIR expert.
IIR Cryogenics 2023 conference: perspectives of cryogenic technologies for 2030
Overview of future technological advances in cryogenics: liquid hydrogen electric aircrafts, cryofuels, hydrogen chemical energy conversion, fuel cells for energy storage, cryogenic rocket engine, quantum and...
ICR 2019: an overview of current refrigeration research (part I)
Presentation of the main scientific and technical topics covered in the papers of the 25th IIR International Congress of Refrigeration and summary of some of the 14 keynotes.
IIR 2023 conference in Ohrid: focus on CO2 heat pumps
As demonstrated at the last IIR conference in Ohrid , heat pumps are a potential development area for the use of CO2, in particular for the thermal management of electric vehicles.
Alternatives to replace R404A for refrigerated transport
With about 5 million refrigerated vehicles operating worldwide, there is active research and development focusing on identifying alternatives to R404A, which is traditionally used in truck and trailer...
IIR news
22 results
IIR Conference overview: 5th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants - TPTPR2017
With over 150 participants from 12 countries, the 5th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants featured 85 technical presentations, including six plenary keynote lectures.
Call for abstracts ends December 20 - IIR Conference on Thermophysical Properties of Refrigerants
Authors are invited to send in submissions to the 6th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants (TPTPR 2021).
TPTPR2025 – the IIR’s conference on refrigerant research: Conference highlights and proceedings now available on FRIDOC
The 7th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants (TPTPR2025) convened leading researchers to present the latest findings on low-GWP refrigerants and advanced...
Uniting 23 countries for cryogenics progress: Highlights from the 2025 IIR Cryogenics Conference
Bringing together 138 participants from 23 countries, the 18th IIR Conference on Cryogenics was a successful event that highlighted the latest advancements in cryogenic technologies and...
IIR publishes a new Technical Brief: Domestic heat pumps using hydrocarbons - Current status and market overview in Europe
At a time when the energy transition is at the top of the global agenda, the IIR is publishing a new Technical Brief on domestic hydrocarbon heat pumps. This strategic document...
IC2015 Workshops: An opportunity to join, share and build together
ICR2015: A chance to actively participate in the innovation of refrigeration.
New joint IIR-FAO actions in Africa
A new phase for joint IIR-FAO actions in Africa
Cold off the press: CO2 as a Refrigerant
The new IIR technical guide on the application of “CO2 as a Refrigerant" is now available from our online bookstore.
Discover the Encyclopedia of Refrigeration
The IIR is proud to present the newest addition to its portfolio of scientific information products; the Encyclopedia of Refrigeration.
Policy brief available to download: Developing the cold chain in the agrifood sector in sub-Saharan Africa
A focus on the importance of the cold chain in reducing post-harvest losses
Discover the IIR Conference papers from 2021
Thanks to the support of its international network, last year, the IIR organised a staggering seven conferences dedicated to key themes of refrigeration.
The latest news on refrigeration conferences
Call for abstracts, Early Bird registration, get the latest!
New course on magnetic refrigeration!
The IIR has just published a new course entitled “Magnetic refrigeration” on its website, in the “Courses and training” section.
Discover the new IIR Publications Catalogue Update 2018
Regrouping the newest publications and works of the IIR in all fields of refrigeration, the IIR Publications Catalogue Update 2018 is now available.
The long awaited ICR2015 is underway!
Held every four years, this year ICR2015 welcomes 1,011 conference delegates from 55 countries, making it a truly global refrigeration event.
Encyclopedia of Refrigeration
8 results
Thermophysical properties of HFC refrigerants
Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.
Thermophysical properties of HFO refrigerants
Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.
Thermophysical properties of hydrocarbon refrigerants
Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.
Nanorefrigerants
Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...
Liquefied Natural Gas: production process and cold energy recovery
Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...
Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement
Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...
Hydrocarbon refrigerants
Hydrocarbons such as R290 (propane), R600a (isobutane) or R1270 (propene/propylene) are low GWP non-toxic natural refrigerants with excellent thermodynamic properties. They offer an...
Cryogenic nitrogen in the food and beverage industry
The adoption of cryogenic processes in the food and beverage industry is predominantly driven by liquid nitrogen (LIN), and it is the preferred candidate for food chilling and...
