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The cherry drying as a complementary conservation process to conservation in cold.
IIR document
Experimental peach conservation assessment under different environmental conditions.
Eficacia de un envase de cartón activo antimicrobiano en la conservación refrigerada de pimiento fresco a granel.
Efficacy of an antimicrobial active cardboard crate for refrigerated conservation of fresh pepper.
Active cardboard box with smart internal lining based on encapsulated essential oils for enhancing the shelf life of refrigerated fresh nectarines.
Surface decontamination with essential oil nanoemulsion and ultraclean map packaging increases the shelf-life of refrigerated fresh cut pineapple.
Experimental study of the consequences of controlled atmosphere conservation environment on cherry characteristics.
Effect of active paper sheets with encapsulated essential oils on lemon quality during its refrigerated conservation.
The use of encapsulated olive oil and vinegar powder, in the formulation of refrigerated breaded foods, has a synergistic effect on increasing their shelf life.
Taking conservation to heart.
Pour une meilleure conservation des produits alimentaires.
For better preservation of food products.
Using liquid nitrogen for conifer plant seed conservation.
Spoiling yeast control in refrigerated orange juice treated by thermosonication and cinnamon essential oil.
Recubrimientos de mucílago de nopal y grenetina para mejorar la vida comercial de nectarina arcela mínimamente procesada.
Prickly pear pectin and tasteless gelatine-based coatings to improve the commercial life of minimally processed nectarines.
Energy conservation using solar collectors integrated with building louver shading devices.
Efecto de la fermentación controlada y la aplicación de frio en la obtención de col ácida de alta calidad.
Effect of controlled fermentation and cooling on the processing of high quality acid cabbage.
Refrigeration sector monitoring
97 results
Incorporating PCMs in buildings material for energy conservation
The incorporation of PCMs in building materials is particularly interesting since it permits thermal storage to become a part of the building structure and is completely passive.
New advance in cryopreservation could make blood preservation more practical
It’s already possible to cryopreserve human red blood cells in the presence of 40 percent glycerol, but is rarely done because of the time-consuming process to thaw and remove the glycerol from the blood.
Advances in brain tissue cryopreservation
A team of researchers has developed a method for preserving the neuronal architecture and functional activity of cerebral organoids. This could make it possible to reduce the long-term costs of culturing these...
Cryopreservation techniques in reproductive medicine: improving cell survival after warming
A recent literature review presents the technical progress in cryopreservation techniques. The vitrification concept is presented as crucial to ensure cell survival after cryopreservation.
Simplifying the preservation at very low temperature of tissues used in ophthalmology
Researchers have compared the effects of −28 °C (standard freezer) and −80 °C preservation on human amniotic membrane, which is commonly used in ophthalmic...
A must-read in the IJR: a review of storage temperatures for biological material
To improve storage efficiency, the authors of a review article take stock of storage temperatures for biological material (cells, proteins, DNA, etc).
Benefits of closed display cabinets for food preservation
A recent article in the IJR shows that in comparison to an open display cabinet, a closed display cabinet achieves lower product temperature and better temperature homogeneity, even with a high door-opening frequency.
Ultrasounds and metal plates: Innovative solutions for beef freezing and preservation
Ultrasound- and metal plate-assisted freezing techniques have recently been tested on beef and have outperformed conventional freezing in several key quality parameters.
Rapid low-temperature process adds weeks to milk's shelf life
A rapid heating and cooling of milk significantly reduces the amount of harmful bacteria present, extending by several weeks the shelf life of milk, according to a Purdue University study.
AHRI asks US Court of Appeals to review DOE's commercial refrigeration rule
The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) claims that the Department of Energy’s (DOE) new energy conservation standards for commercial refrigeration equipment may be impossible to meet.
The challenges of vaccinating against rabies in hot countries
A large campaign of dog vaccination is currently being conducted in hot countries, raising the issue of the conservation temperature of vaccines.
Highly efficient fridges and freezers generate huge energy savings in New Zealand
In New Zealand, better performing, more efficient fridges and freezers allowed energy savings corresponding to NZD 59 million in 2011, according to the Energy Efficiency and Conservation Authority (EECA).
Launching of SeCrioNet, the first Spanish scientific network dedicated to cryobiology
Currently based at the University of Vigo, Spain, SeCrioNet brings together experts from various disciplines to promote research, technological development and strategic applications of cryopreservation in...
Pilot project for the export of fresh vegetables by sea from Australia
Australia’s vegetable exporters are testing modified atmosphere and controlled atmosphere packaging to increase the shelf-life of fresh produce during sea freight.
Cryogenics 2021 highlights: applications of liquid nitrogen
Cryopreservation of biological materials to favour biodiversity and cooling of superconducting cables to allow transmission of electrical energy with zero resistance are key applications of liquid...
IIR news
30 results
Supercooling and superchilling: A solution to increased shelf life and reduced food waste?
If these technologies were combined with perfusion chilling for meat and fish, then additional benefits such as rapid cooling, low weight loss and novel products could result.
News from IIR members: Carrier CO2NSERVATION meter
The Carrier CO2NSERVATION meter calculates avoided greenhouse gas (GHG) emissions as a result of the installation of high efficiency Carrier air-conditioning, heating and refrigeration systems by customers around the world since 2000. Buildings in...
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...
Conference report: An important event in Saint Petersburg
The IIR-co-sponsored International Conference on the "Conservation of Genetic Resources", was held in Saint Petersburg at the prestigious Institute of Cytology (Russian Academy of Sciences), on October 19-22, 2004. There were 120 participants from...
News from IIR members: MYCOM Mayekawa
The Japanese compressor manufacturer MYCOM Mayekawa will be introducing its high-efficiency NH3/CO2 cooling system NewTon3000 within the context of the Garden City Ammonia Program (GCAP). GCAP is actively promoting CO2 emissions reduction and...
New in our Encyclopedia. Cold storage conditions for fruits and vegetables
Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs.
A new era for the IIR’s archives: 2,000 historical publications now available online
As part of its campaign to promote and preserve its documentation heritage, the International Institute of Refrigeration has launched a large-scale project to digitise its historical archives. This initiative...
Cryotherapy is going well!
Report of the IIR Deputy Director General, Ina Colombo, on the 3rd IIR Conference on Cold Applications in Life Sciences which was held in St Petersburg in Russia.
IIR Highlights from the OEWG-47 Side Event: Empowering Women in the Cooling Sector
The International Institute of Refrigeration participated in a side event organised by GIZ Proklima, focused on advancing gender equality in the refrigeration, air conditioning and heat pumps (RACHP)...
Refrigeration for better food and a better future
The IIR celebrates World Food Day 2025 and FAO’s 80th Anniversary by highlighting the importance of refrigeration to maintain food quality, aligned with the event’s theme “Hand-in-Hand for Better Food and a...
The Cold Chain: A logistical challenge at the heart of the distribution of the COVID-19 vaccine
Gérald Cavalier - President of the Science and Technology Council of the International Institute of Refrigeration, President of the French Association of Refrigeration, President of the Cemafroid...
Professional forums on cryo-sciences: Experts and young researchers alike
Although significant progress has been made in cold application in life sciences driven by new solutions in the production, storage and handling of bio-products along the entire production chain all the way up to the end-user, there are still many...
IIR Working Group on the Cold Chain in Warm Countries appoints a new chairperson
Newly appointed chairperson, Halima Thraya, will oversee and coordinate the various efforts and projects carried out by the Working Group.
Professionals, participate in a questionnaire on the cold chain of COVID-19 vaccines (in French)
The AFF (French Association of Refrigeration) has just posted a short online questionnaire for vaccines cold chain professionals in order to enrich the work of its...
Discover the 30th Informatory Note on Heat-Sensitive Health Products
In this Informatory Note, the IIR has defined the issues and challenges that need to be addressed in order to ensure that reliable cold chains, along the distribution chain of products essential to public health, are put in place.
Encyclopedia of Refrigeration
4 results
Ice cream manufacturing, environmental impact and market data
From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...
Cold storage conditions for fruits and vegetables
Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...
Environmental impact of the ice cream industry
This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.
André Lebon
André Lebon (1859 – 1938). Membre fondateur de l’Association Internationale du Froid puis de l’Institut International du Froid
