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IIR document

Spectroscopy and laser-induced cooling characteristics of 4%Yb3+: YAG crystals
- Author(s) : ZHANG J., XU J., ZHANG Z., WANG C., ZHONG B.
- Publication date: 2024/08/24
- Languages : English
- Keywords : Spectroscopy, Laser, Crystal, Performance, Thermal property, Fluorescence, Measurement, Expérimentation, Optical refrigeration
- Source: 10^th IIR Conference on Caloric Cooling and Applications of Caloric Materials
- Formats : PDF
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Fourier Transform Infrared Spectroscopy enables rapid differentiation of fresh and frozen/thawed chicken.
- Author(s) : GRUNERT T., STEPHAN R., EHLING-SCHULZ M., et al.
- Publication date: 2016/02
- Languages : English
- Keywords : Thawing, Infrared, Comparison, Quality, Spectroscopy, Fresh produce, Frozen food, Chicken
- Source: Food Control The International Journal of HACCP and Food Safety - vol. 60
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IIR document

Experimental evaluation of dynamic compositions of refrigerant mixture in heat pump system by NIR absorption spectroscopy.
- Author(s) : MIYAWAKI K., SHIKAZONO N.
- Publication date: 2023/08/21
- Languages : English
- Keywords : R32, R1234yf, Infrared, Spectroscopy, Chemical composition, Expérimentation
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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IIR document

Online composition measurements of refrigerant mixtures by optical fibres and infrared spectroscopy.
- Author(s) : TOBALY P., TERRIER M. F.
- Publication date: 2019/08/24
- Languages : English
- Keywords : Infrared, R744, R290, Spectroscopy, Propane, Prediction, Mixture, Optical fibre, Expérimentation, Refrigerant, CO2
- Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
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Potential of NIR spectroscopy to determine the composition of ammonia-water mixtures for absorption refrigeration applications.
- Author(s) : BARBA I., SALAVERA D., LARRECHI M. S., et al.
- Publication date: 2016/05/03
- Languages : English
- Keywords : Infrared, Ammonia-water, Ammonia, Absorption system, Spectroscopy, Mixture, Concentration
- Source: CYTEF 2016. VIII Congreso Ibérico y VI Congreso Iberoamericano de las Ciencias y Técnicas del Frío, Coimbra-Portugal, 3-6 mayo, 2016.
- Formats : PDF
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Front-face fluorescence spectroscopy coupled with chemometric tools for monitoring fish freshness stored under different refrigerated conditions.
- Author(s) : HASSOUN A., KAROUI R.
- Publication date: 2015/08
- Languages : English
- Keywords : Oxidation, Lipid, Spectroscopy, Fresh produce, Fish, Fluorescence, Cold storage
- Source: Food Control The International Journal of HACCP and Food Safety - vol. 54
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IIR document

In situ measurement of circulation composition of refrigerant mixture in heat pump system with NIR absorption spectroscopy.
- Author(s) : MIYAWAKI K., IKEDA S., HIRATSUKA K., SHIKAZONO N.
- Publication date: 2023/06
- Languages : English
- Keywords : R32, R1234yf, Mixture, Expérimentation, Modelling, Spectroscopy, Heat pump, Absorption
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 150
- Formats : PDF
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Determination in-situ of the ionic liquid/H2O mixture composition by near-infrared spectroscopy to study the absorption process of water into the solution.
- Author(s) : LARRECHI M. S., SALAVERA D., PRIETO J., CORONAS A.
- Publication date: 2021/09/01
- Languages : English
- Keywords : Absorption system, Expérimentation, Test rig, Spectroscopy, Ionic liquid, Heat pump, Thermodynamic property, Absorbent
- Source: 6^th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants
- Formats : PDF
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Application of cryogenic ultraviolet and infrared spectroscopy for determination of secondary structure of gas phase peptide ions.
- Author(s) : LAWLER J. T.
- Publication date: 2021/08
- Languages : English
- Keywords : Gas, Phase, Spectroscopy, Expérimentation, Calculation, Cryostat, Chemistry, Medical application, Cryogenics
- Formats : PDF
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IIR document

Novel method for the analysis of clathrates.
- Author(s) : STAHL T., ALLEN T., GUGGENHEIM J., BEARD P.
- Publication date: 2020/08/26
- Languages : English
- Keywords : Liquid, Solid, Gas, Clathrate, Phase, Spectroscopy, Thermodynamic property
- Source: 6^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Nantes, France, August 26-28 2020
- Formats : PDF
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IIR document

Prediction of water status during freeze drying with genetic and whale algorithms of machine learning.
- Author(s) : YOUNAS S., AHMAD M., ARQAM M., MANZOOR M. S., WANG X., LI W., LIU C., ALI Z., SABIR M. A., IMRAN M.
- Publication date: 2025/10
- Languages : English
- Keywords : Freeze-drying, Machine learning, Modelling, Spectroscopy, Mushroom, Food
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 178
- Formats : PDF
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IIR document

Application of Vis–NIR hyperspectral imaging in classification between fresh and frozen-thawed pork Longissimus Dorsi muscles.
- Author(s) : MA J., PU H., SUN D. W., et al.
- Publication date: 2015/02
- Languages : English
- Keywords : Imaging, Comparison, Spectroscopy, Fresh produce, Process, Pork, Freezing-thawing
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 50
- Formats : PDF
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Rapid on-site refrigerant leak detection using reflective infrared laser technology.
- Author(s) : MINAMIDA T., HAIKAWA T., SATOH K.
- Publication date: 2024/07/17
- Languages : English
- Keywords : Detection, Leakage, Global warming, Technology, Laser, R32, HFC, Spectroscopy, Regulations
- Source: 2024 Purdue Conferences. 20^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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Optical refrigeration on CdSe/CdS quantum dots.
- Author(s) : HUA M.
- Publication date: 2019/12
- Languages : English
- Keywords : Optical refrigeration, Calculation, Thermodynamics, Modelling, Expérimentation, Chemical reaction, Laser, Spectroscopy, Light
- Formats : PDF
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Absorption technologies materials and coatings corrosion performance under high temperature lithium-bromide environment.
- Author(s) : MARTINEZ A., ALONSO L., BRUSCIOTTI F., et al.
- Publication date: 2017/08/07
- Languages : English
- Keywords : Lithium bromide, Coating (materials), Absorption, Spectroscopy, Performance, Corrosion inhibitor, Expérimentation, Corrosion
- Source: International sorption heat pump conference, ISHPC 2017, Tokyo august 7-10.
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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...
- Publication date : 2025/04/23
- Subjects: Technology
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Out of the ordinary: tasting robot

A state-of-the-art tasting robot may transform quality and safety checks. Papero, a 60-com robot developed by NEC, is fitted with infrared spectroscopic technology and a processor and software. It can identify foods, list their ingredients and...
- Publication date : 2006/11/15
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Producing ammonia using less energy

Scientists at the Tokyo Institute of Technology have developed an improved catalyst facilitating the synthesis of ammonia at merely 50°C (when conventional techniques require temperatures of 450°C).
- Publication date : 2020/07/06
- Subjects: HFCs alternatives
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Cryogenic applications: Cooling largest outer-space telescope

In his presentation on cryogenics applications at the IIR-AFF centenary conference in Paris (see Focus), Philippe Lebrun, President of the IIR's Section A, mentioned cryogenic detectors of cosmic signals and cited Herschel probe as an example. The...
- Publication date : 2008/08/12
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