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Optical refrigeration on CdSe/CdS quantum dots.
Yanqing solar field: Dynamic optical model and operational safety analysis.
IIR document
Online composition measurements of refrigerant mixtures by optical fibres and infrared spectroscopy.
Experimental investigation of in-tube condensation of low GWP refrigerant R450A using a fiber optic distributed temperature sensor.
Analysis of temperature characteristics of cryogenic target based on a directional infrared photothermal-coupling numerical model.
Assembled design of unit-cell thermal shifters for multipurpose thermal metamaterials.
Investigation of magnetocaloric effect by the fast response infrared optical temperature probe.
Optical measurements of liquid film thickness during condensation in a small diameter tube.
Development of a new optical method to quantify local air-side heat transfer coefficient.
Investigation of refrigerant dissolution into thin oil film during compression process.
Optical measurements of liquid film and waves during annular-flow condensation inside a channel.
Laser Cooling and Trapping of Rare-Earth-Doped Particles.
Experimental study of lubricant droplets in a rotary compressor and optical diagnostics of evaporation process.
Spectroscopy and laser-induced cooling characteristics of 4%Yb3+: YAG crystals
Radiation absorption and heat collection characteristics of graphene/paraffin composite phase change material.
Refrigeration sector monitoring
45 results
Briefs: Edible optics to prevent food poisoning
Edible nanosensors made from silk could alert consumers regarding potential contamination of food thanks to a hologram-type indicator embedded in the pack. Researchers at Tufts University in the US are working on the development of bioactive silk...
Optical cavity cooling: a quantic leap for optical refrigeration?
A team of researchers at the Niels Bohr Institute have combined laser cooling technology with nano-physics, and have discovered a revolutionary way of bringing a semi-conductor nano-membrane’s temperature down to -269°C.
Optical refrigeration
A team in New Mexico University has created the first-ever optical cryocooler that could be applied to airborne and spaceborne sensors. It uses optical refrigeration which could enable miniaturization, an alternative to bulky mechanical...
R&D topics
In this issue of the Newsletter dedicated to environmental issues, we present several initiatives related to promising refrigeration technologies or applications which have the potential to decrease the environmental impact of refrigeration plants...
A cryostat provides the optical bench of the largest digital astronomic camera
The manufacture of a cryostat to be used as an optical bench for the camera of the Large Synoptic Survey Telescope has been completed.
ICR2019: overview of current refrigeration research topics (part III)
Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.
ICR2019: overview of current refrigeration research topics (part IV)
Cooling the ATST solar telescope
The Advanced Technology Solar Telescope (ATST), currently under construction on the Pacific island of Maui, will be the world’s largest solar telescope, able to provide the sharpest views ever taken of the solar surface
2014 worldwide helium market
Currently, the US has the largest market for helium demand market, consuming approximately 32% of the total volume; Asia represents the second largest market with 31% of worldwide demand.
Must read in IJR: a comprehensive review on fault detection in HVAC systems
The latest research and developments in the fault detection and diagnostics of HVAC systems are presented in several articles recently published in the IJR.
Liquid crystal technology speeds up foodborne pathogen detection
Crystal Diagnostics has pioneered liquid-crystal technology that enables smart fast detection of bacteria and other dangerous pathogens such as E. coli in foodstuffs.
Cooling computer chips by laser light for improved performance and energy efficiency
A US-based research consortium is working on developing a laser-based photonic cooling technology to both improve computer processor performance and either replace or complement water- and air- based cooling...
Ultracold polar molecules
Scientists at JILA, a joint institute of the National Institute of Standards and Technology (NIST) and the University of Colorado at Boulder (CU-Boulder), have applied their expertise in ultracold atoms and lasers to produce the first high-density...
Global HVAC and building futures
Among the topics presented by BSRIA at the International Trade Fair for Sanitation, Heating & Air Conditioning (ISH) 2015 (see the attached presentation):
European Commission launches €1 billion Green Deal call
Organised under 10 key focus areas and 20 topics, the European Green Deal aims to tackle the challenges and take advantage of the opportunities of climate change.
IIR news
26 results
Two IIR Informatory Notes on hot topics
The IIR has recently published two Informatory Notes on high-stakes subjects: flammable refrigerants and the Internet of Things and Artificial Intelligence in refrigeration and air...
Activities of IIR’s Commission B1 on “Thermodynamics and Transfer Processes”
Thermodynamics is essential for all topics covered by the IIR.
Upcoming IIR Conference: Casta Papiernicka (2006)
Register for the 6th International Conference on Compressors and Coolants - Compressors 2006, September 27- 29, 2006 in Casta Papiernicka, Slovak Republic. Main themes: compressor and refrigeration technologies, inspection and diagnostics,...
Upcoming IIR events: Casta Papiernicka
Register for the 6th International Conference on Compressors and Coolants - Compressors 2006, September 27- 29, 2006 in Casta Papiernicka, Slovak Republic. Main themes: compressors, compressors and refrigeration technologies, inspection and...
ATMOsphere Europe Summit 2021 to Address EU’s Phase Down of Super-Polluting Refrigerants
The replacement of HFCs with natural refrigerants is among the topics at the online event on September 28-29.
IIR Conference: Auckland
Innovative Equipment and Systems for Comfort and Food Preservation , an IIR conference, will be held in Auckland, New Zealand, on February 16-18, 2006. Deadlines: June 1, 2005 for abstracts and September 16, 2005 for papers. December 9, 2005:...
Check out the latest news from FRISBEE!
In this issue two hot topics: the test carried out to increase refrigerator performance and field test monitoring of the food cold chain in European markets.
Cryogenics and Low-Temperature Physics: New Horizons and Challenges
This Focus written by Ralf Herzog*, President of the IIR’s Cryophysics, Cryoengineering commission (Commission A1) for the Newsletter of the IIR is the third in a series of presentations of the activities and hot research topics handled by the...
Call for abstracts: IIR Compressors Conference 2020
Set to celebrate its 10th anniversary edition in the series, the IIR next Conference on Compressors and Refrigerants has launched a call for abstracts. Don't miss the deadline!
INDEE3 in Mumbai: Advancing Sustainable Cooling Through Collaboration, Innovation, and Natural Refrigerants
The meetings held in Mumbai, India, in mid- March 2026 were organized within the framework of the INDEE3 project, focusing on advancing sustainable cooling and heating solutions. Discussions brought...
New IIR publication
The CD-ROM proceedings of Ammonia Refrigerating Systems, Renewal and Improvement, an IIR conference held in Ohrid, Macedonia (FYROM), on May 6-8, 2005, comprise 29 papers spanning a wide range of ammonia applications. Key topics: past, present and...
International events: HVAC
An IIR event, HVAC Energy Efficiency Best Practice Conference, was organized in Melbourne by AIRAH (Australian Institute of Refrigeration, Air Conditioning and Heating), on September 17-19, 2008. Various topics were covered: the rating of energy...
New publications: The CD-ROM proceedings of the Vicenza IIR Conferences
The CD-ROM proceedings of the Vicenza IIR Conferences on 1) Commercial Refrigeration and 2) Thermophysical Properties and Transfer Processes of Refrigerants are on sale. They comprise 134 papers. Main topics: 1) display cabinets, energy simulation...
Conference update: Amsterdam
- The IIR co-sponsored 11th European Cold Chain Education Program, an IIR-co-sponsored event, will be held in Amsterdam on February 25-26, 2008. The theme is "Back to basics: safe, efficient and profitable cold storage and distribution". The event...
International events: Antony
The 1st IIR Workshop on Refrigerant Charge Reduction in Refrigerating Systems was held in Antony, France, on April 6-7, 2009. Besides charge reduction, key topics covered included enhancement of heat and mass transfer, pressure and oil issues and...
Events
6 results
IIR event
27th IIR International Congress of Refrigeration
August 21, 2027 - August 27, 2027
Seoul, Republic of Korea
Save the date! The International Congress of Refrigeration (ICR) is a leading global event in the field of refrigeration, organised by the International Institute of Refrigeration...
Find out more
19th IIR Conference on Cryogenics
April 26, 2027 - April 30, 2027
Dresden, Germany
The 19th CRYOGENICS 2027 continues in the series of conferences held every two years. The conference will deal with new challenges of the equipment and technologies with temperatures below 120 K (-153°C), as well as with other...
11th IIR Conference on Solid-State Cooling, Heating and Energy Harvesting
June 07, 2026 - June 11, 2026
Ljubljana, Slovenia
Submit your full paper now! The 11th IIR Conference on Solid-State Cooling, Heating and Energy Harvesting (Thermag 2026), to be...
Other event
15th IEA Heat Pump Conference
May 26, 2026 - May 29, 2026
Vienna, Austria
Join the 15th IEA Heat Pump Conference, which will take place in Vienna, Austria,from May 26-29, 2026! The 15th IEA Heat Pump Conference, co-sponsored by IIR,...
15th IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning
September 16, 2026 - September 18, 2026
Xi'an, China
Currently accepting full papers! The 15th IIR Conference on Phase-Change Materials and Slurries for...
Cooling Without Warming: Energy‑Efficient ACs and Heat Pumps
April 28, 2026
Paris, France
Register here
