Search results

Restoration of the third law in spin ice thin films.

• Author(s) : BOVO L., MOYA X., PRABHAKARAN D., et al.
• Publication date: 2014/03/12
• Languages : English
• Keywords : Thermodynamics, Spin, Expérimentation, Entropy
• Source: www.nature.com

IIR document

Low temperature measurements of the hard magnetic materials.

• Author(s) : GRIGORAS M., URSE M., CHIRIAC H., et al.
• Publication date: 2016/06/22
• Languages : English
• Keywords : Cryotemperature, Measurement, Magnet, Spin, Magnetic property, Material
• Source: 1^st IIR International Conference of Cryogenics and Refrigeration Technology (ICCRT 2016). Proceedings: Bucharest, Romania, June 22-25, 2016.
• Formats : PDF

IIR document

Thermal single-ionic magnetic properties of materials calculated with atomic matters MFA computation system.

• Author(s) : MICHALSKI R., ZYGADLO J.
• Publication date: 2016/09/11
• Languages : English
• Keywords : Thermodynamics, Calculation, Magnetocaloric material, Spin, Simulation, Magnetic property, Material
• Source: 7^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VII). Proceedings: Turin, Italy, September 11-14, 2016.
• Formats : PDF

The influence of airflow characteristics and accumulation grid velocity on the formation of a stone wool primary layer.

• Author(s) : PETERNELJ M., BIZJAN B., SIROK B.
• Publication date: 2017/06
• Languages : English
• Keywords : Boundary layer, Air flow, Spin, Fibre, Expérimentation, Mineral wool
• Source: Strojniski vestnik - Journal of mechanical Engineering - vol. 63 - n. 6
• Formats : PDF

IIR document

Magnetic and magnetocaloric properties of amorphous Y3Fe5O12.

• Author(s) : NOBREGA E. P., CALDAS A., RIBEIRO P. O., et al.
• Publication date: 2014/09/07
• Languages : English
• Source: 6^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VI). Proceedings: Victoria, Canada, September 7-10, 2014.
• Formats : PDF

IIR document

Cryogenic tests results of the regular superconducting magnets of the NICA collider.

• Author(s) : KOTOVA A., NIKIFOROV D., BESPALOV Y., KHODZHIBAGIYAN H., FISCHER E., KUZNETSOV G.
• Publication date: 2023/04/25
• Languages : English
• Source: Proceedings of the 17^th IIR International Conference on Cryogenics, Dresden, Germany, april 25-28 2023
• Formats : PDF

IIR document

Magnetic properties of the two sublattices model of Fe2P in the Landau-Ginzburg approximation.

• Author(s) : RUSSIER V., LOBUE M.
• Publication date: 2014/09/07
• Languages : English
• Source: 6^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VI). Proceedings: Victoria, Canada, September 7-10, 2014.
• Formats : PDF

Recommended by the IIR / IIR document

Magnetic refrigerators for hydrogen liquefaction.

• Author(s) : KAMIYA K., NATSUME K., NUMAZAWA T., MATSUMOTO K., SAITO A. T., SHIRAI T., UCHIDA A.
• Publication date: 2023/08/21
• Languages : English
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Performance optimization of a large-scale ammonia heat pump in off-design conditions.

• Author(s) : JØRGENSEN P., OMMEN T., MARKUSSEN W. B., et al.
• Publication date: 2019/04/11
• Languages : English
• Source: 8^th Conference on Ammonia and CO₂ Refrigeration Technology. Proceedings: Ohrid, North Macedonia, Avril 11-13, 2019.
• Formats : PDF

IIR document

The effect of processing parameters on 1:13 phase formation and magnetic properties of (La1-xCex)(Fe1-YMny)11.5Si1.5Hz compounds.

• Author(s) : SHI J., SUN Y., NI Z., et al.
• Publication date: 2014/09/07
• Languages : English
• Source: 6^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VI). Proceedings: Victoria, Canada, September 7-10, 2014.
• Formats : PDF

IIR document

Theoretical description of the magnetocaloric effect in Mn-Fe-P-Si alloys.

• Author(s) : PIAZZI M., BENNATI C., CURCIO C., et al.
• Publication date: 2016/09/11
• Languages : English
• Source: 7^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VII). Proceedings: Turin, Italy, September 11-14, 2016.
• Formats : PDF

Recommended by the IIR / IIR document

Investigation of ORC architectures for high-temperature WHR from naval ship service diesel generators (SSDGs).

• Author(s) : REN J., DAMLE N. G., CASKEY S., SHAFFER B. R., ZIVIANI D., GROLL E. A.
• Publication date: 2020/07/31
• Languages : English
• Source: IIR Rankine Conference 2020.
• Formats : PDF

IIR document

Creation of cryogenic test bench for superconducting magnets of NICA and fair projects.

• Author(s) : NIKIFOROV D., KOSTROMIN S., KHODZHIBAGIAN H., et al.
• Publication date: 2016/06/22
• Languages : English
• Source: 1^st IIR International Conference of Cryogenics and Refrigeration Technology (ICCRT 2016). Proceedings: Bucharest, Romania, June 22-25, 2016.
• Formats : PDF

IIR document

Magnetocaloric properties of Fe-Rh-(Z) (Z = Pd, Ni) alloys from ab initio and Monte Carlo calculations.

• Author(s) : SOKOLOVSKIY V., PAVLUKHINA O., BUCHELNIKOV V., et al.
• Publication date: 2016/09/11
• Languages : English
• Source: 7^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VII). Proceedings: Turin, Italy, September 11-14, 2016.
• Formats : PDF

IIR document

Comparing the performance of plate-fin and spiral wound heat exchangers in the cryogenic part of the hydrogen liquefaction process.

• Author(s) : SKAUGEN G., WILHELMSEN O.
• Publication date: 2019/05/08
• Languages : English
• Source: Cryogenics 2019. Proceedings of the 15^th IIR International Conference: Prague, Czech Republic, April 8-11, 2019.
• Formats : PDF

Trends and Markets: India: the retail boom spin-offs

India is positioned as the leading destination for retail investment. This followed saturation in Western retail markets and big Western retailers like Wal-mart and Tesco are entering the Indian market. The USD 412 billion investment which is...

• Publication date : 2007/02/12

Briefs: Smart fridges helping to cool the planet?

Over 3000 npower customers are taking part in first large-scale UK trial of smart grid enabled fridges. The trial will run throughout 2010 and is designed to assess the effectiveness of smart fridge technology capable of cutting power use from...

• Publication date : 2010/05/27

Out of the ordinary: Keeping clay soldiers (relatively) cool

The largest group of terracotta figures ever lent by China was on display at the British Museum until April 6, 2008. The Chinese government required the 20 warriors to be kept at temperatures of 22°C + 2°C and at humidity levels of 45% RH + 8%, a...

• Publication date : 2008/05/13

Keeping dairy cows cool

In the University of California, Davis, new technologies are currently tested to cool dairy cows.

• Publication date : 2018/01/15

Keeping fruit and vegetable fresh longer without a fridge

The Wakati stores increases the short-term storage time for fruit and vegetable without refrigeration

• Publication date : 2015/05/22
• Subjects: Developing country

Cryolog

Cryolog, a French company set up in 2002, is providing innovative traceability solutions: an adhesive label containing microorganisms that changes colour and becomes opaque when the product on which it is placed has been subjected to temperature...

• Publication date : 2005/07/19

Cold to help the Olympic athletes recover

With temperatures in Athens reaching 40°C, keeping cool and maintaining fluids was a focus for athletes. Contrary to popular belief, saunas and hot spas dehydrate the body and cause fatigue. Hence, the Australian Olympic team devised an entire...

• Publication date : 2004/09/14

Magnetic refrigeration: future applications

The magnetocaloric effect was discovered in 1881 and has been used in cryophysics since the 1930s, but thanks to recent developments in material science, this technology can now be used at room temperature. Several projects involving this...

• Publication date : 2006/07/26

High-temperature Superconductivity

Groundbreaking findings on high-temperature superconductivity. A superconductor is a material that can conduct electricity with virtually no resistance. The phenomenon was discovered by Kamerlingh Onnes in 1911 and takes place in certain metals...

• Publication date : 2007/05/04

Magnetic refrigeration, a promising technology for the liquefaction of hydrogen

A keynote at the recent IIR Congress highlights magnetic refrigeration as a technology with high potential for the liquefaction of hydrogen, an essential energy vector for decarbonisation. 

• Publication date : 2023/11/28

Cryotherapy

Whole-body cryotherapy: what does it feel like? Whole-body cryotherapy (WBC) began in Japan in the 1980s. Applications include fibromyalgia, chronic joint and spinal pain, neurodermatitis and psoriasis. Swelling and pain due to sports injuries or...

• Publication date : 2007/02/12

The world's first rotating skyscraper unveiled in Dubai

"Dynamic Tower" in Dubai, to be completed by 2020, will have floors that can rotate 360 degrees

• Publication date : 2017/07/25
• Subjects: Environment

A renewable energy storage project developed by Google

Google has a new public project: storing renewable energy thanks to heat pumps so it doesn't go to waste.

• Publication date : 2018/01/18

Recent developments in extreme cooling

Researchers from NIST have demonstrated a solid-state refrigerator using quantum physics in micro- and nanostructures to cool a much larger object to extremely low temperatures. Moreover, a team of Munich’s Ludwig Maximilian University, has...

• Publication date : 2013/05/17

A low charge direct expansion evaporator system configured to use less ammonia

A US-based meat processor operates a cold storage facility that uses just 1 kg approx ammonia per kW.

• Publication date : 2018/05/17

New publications: The CD-ROM proceedings of the 1st IIR International Conference on Magnetic Refrigeration at Room Temperature

The CD-ROM proceedings of the 1st IIR International Conference on Magnetic Refrigeration at Room Temperature held in Montreux, Switzerland, are now available. They comprise 4 keynote presentations, 20 papers on materials (gadolinium and its...

• Publication date : 2006/01/28

New IIR Working Group on Solid-State Cooling and Heating

Initiated by Andrej Kitanovski (Slovenia), this working group's first objective is to promote international research collaboration in the areas of solid-state cooling, heat pumps, and energy...

• Publication date : 2022/07/08

Invitation to join the IIR working group: Solid-state cooling and heating

Established last year, this latest IIR working group aims to promote international research collaboration to provide energy efficient and environmentally friendly solutions for a variety of solid-state...

• Publication date : 2023/05/02
• Subjects: Technology

Newsletter INDEE+ | September 2023

The latest news on the INDEE+ project.

• Publication date : 2023/09/22

IIR Working Group publishes Guidelines for Life Cycle Climate Performance

The Guidelines for Life Cycle Climate Performance (LCCP) provide a harmonised method to calculate the LCCP for all types of stationary air conditioning, heat pumping and refrigeration systems.

• Publication date : 2016/01/27

INDEE+ Project: Norwegian R744 condensing units arrived in India for educational purposes

Three R744 condensing units were sent to India by Prof. Armin Hafner (NTNU, Norway)  to educate Indian institutions, end-users and vendors on clean cooling technologies, with the aim of helping India meet...

• Publication date : 2021/12/15

Statement given by Didier Coulomb, Director General of the IIR, during MOP 34

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 34th Meeting of the Parties to the Montreal Protocol (MOP-34) in Montréal, Canada (octobre 31 –...

• Publication date : 2022/12/12
• Subjects: Developing country, Environment, Technology

Rome declaration: actions already underway!

Following the Rome declaration signed by 76 countries on the need of a sustainable cold chain for food and after signing a new Memorandum of Understanding between UNEP and the IIR in November 2019, a series of actions were undertaken.

• Publication date : 2020/02/05
• Subjects: Developing country

The IIR participated in the South African Road Show

The Department of Environmental affairs of the Republic of South Africa (DEA), in collaboration with UNIDO, organised a Road Show in South Africa on June 11-22, 2018.

• Publication date : 2018/08/08
• Subjects: Regulation, HFCs alternatives, Developing country

The IIR publishes a new Informatory Note on The Role of Refrigeration in Worldwide Nutrition

In line with its corporate objective to promote knowledge of refrigeration and associated technologies and applications on a global scale, the International Institute of Refrigeration (IIR) has published a new Informatory Note on “The...

• Publication date : 2020/04/24
• Subjects: Figures, economy, Developing country, Technology

The IIR takes part in a UNIDO project

The IIR has been successful to a UNIDO call for proposals to assess the incremental and operating cost for improved Energy Efficiency in retail refrigeration in Jordan and Tunisia.

• Publication date : 2018/10/18
• Subjects: General information, Developing country, Environment

Statement given by Didier Coulomb, Director General of the IIR, during COP 27

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 27th Conference of the United Nations Framework Convention on Climate Change (COP 27) in Charm...

• Publication date : 2022/12/12
• Subjects: Developing country, Environment, Technology

IIR member news: Linde

Linde claims cryogenic freezing allows cookie manufacturers to produce a more consistent product.

• Publication date : 2015/12/08

IIR-Gustav Lorentzen Conference 2018 attracts its largest number of participants yet

With a focus on natural refrigerants, principally ammonia, carbon dioxide and hydrocarbons, the 13th conference in the series attracted the largest number of participants yet, welcoming an impressive 300 individuals from 45 different countries and...

• Publication date : 2018/07/03

News from IIR members: Freezcube

FreezCube, developed by Playcube, corporate member of the IIR based in France, has been awarded the Gold Medal at Concours Lépine 2010. FreezCube is a simple monitoring device which provides useful information related to the safety of frozen foods...

• Publication date : 2011/02/07

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...

• Last update : 2023/03/10
• Langues : French, English
• Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information

Additive manufacturing of heat exchangers

In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...

• Last update : 2022/09/07
• Langues : French, English
• Themes : Evaporators, condensers and other heat exchangers

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...

• Last update : 2023/06/23
• Langues : French, English
• Themes : LNG and LPG

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...

• Last update : 2022/06/17
• Langues : English, French
• Themes : Nanofluids

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...

• Last update : 2023/11/07
• Langues : French, English
• Themes : Freezing of foodstuffs

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.

• Last update : 2022/11/17
• Langues : French, English
• Themes : General information on environment (climate change, ozone depletion…)

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...

• Last update : 2023/06/30
• Langues : French, English
• Themes : Ice creams