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  • Rare earths for spatial measurements.

    Researchers from ECA-INAC developed a small cryorefrigerator, replacing liquid helium by a more efficient rare-earths based material.

    • Publication date : 2014/11/27
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  • Rare earths for spatial measurements

    Researchers from CEA-INAC developed a small cryorefrigerator, replacing liquid helium by a more efficient rare-earths based material.

    • Publication date : 2015/05/06
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  • Searching for refrigerant traces in the atmosphere

    The Swiss Federal Laboratories for Materials Science and Technology (Empa) researchers have now published first measurements on the atmospheric distribution and abundance of the 4th generation halogenated coolants and foaming agents. (fluoroolefins).

    • Publication date : 2015/04/20
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  • HFC emissions data

    By using atmospheric measurements, the authors of a recent study published in the PNAS have found that the total CO2-equivalent emissions of the five most common HFCs increased from 198 (175–221) Tg-CO2-eq·y–1 in 2007 to 275 (246–304)...

    • Publication date : 2015/08/05
    • Subjects: Figures, economy, HFCs alternatives
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  • Recent trends in global emissions of HCFCs and HFCs

    Global-scale atmospheric measurements were used by S.A. Montzka et al. to investigate the effectiveness of recent adjustments to production and consumption controls on HCFCs under the Montreal Protocol.

    • Publication date : 2015/05/27
    • Subjects: Regulation, HFCs alternatives
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  • Temperature and energy performance of domestic cold appliances in England

    A paper from A. Biglia et al.presents the results of a large-scale survey of domestic cold appliances in households in England, UK. Simultaneous measurements of the temperature inside and outside of the cold appliances, as well as the electricity...

    • Publication date : 2018/04/30
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  • Reclaiming waste heat from ice rinks’ refrigeration systems to save energy

    Several studies and recent cases studies show that heat recovery from the refrigeration system is the biggest energy-saving measure in ice rinks.

    • Publication date : 2023/10/23
    • Subjects: Technology
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    ice skating shoes

  • 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...

    • Publication date : 2008/10/22
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  • Briefs: Antarctic ozone hole smallest in five years

    The Antarctica ozone hole is the smallest it has been in 5 years, according to research from Niwa, New Zealand's National Institute of Water and Atmospheric Research. Satellite data combined with ground-base measurements show the hole reached a...

    • Publication date : 2011/02/07
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  • Briefs: Chameleon tiles for energy savings

    It is a well-known fact that dark surfaces absorb the sun's heat, whereas white surfaces reflect it. US Secretary of Energy, Steven Chu, considers that turning all roofs white would eliminate as much greenhouse gas emissions in 20 years as the...

    • Publication date : 2010/03/07
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  • Briefs: Energy-efficient district cooling in Paris

    The chilled-water urban cooling network in Paris, run by Climespace is made up of 6 plants and chilled water storage systems, with a 250 MW total refrigerating capacity and distribution temperatures from 0.5°C-4°C. Two different technical...

    • Publication date : 2011/02/07
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  • Briefs: NOAA Greenhouse Gas Index

    Researchers at the US National Oceanic and Atmospheric Administration (NOAA) developed what they call a "scientifically unambiguous" index, that they say will allow them to track changes in the gases that contribute the most to the warming...

    • Publication date : 2009/02/24
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  • Markets: Reduced cooling and heating might improve health

    Results of a study performed by Berkeley Lab. - a US Department of Energy national laboratory - suggest that operating buildings in ways designed to save energy - with indoor temperatures slightly cooler in winter and warmer in summer - does more...

    • Publication date : 2009/05/18
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  • Briefs: Accuracy of temperature-measuring equipment

    Food Refrigeration & Process Engineering Research (FRPERC), University of Bristol (UK) has conducted studies on 3 types of temperature-monitoring equipment. The temperatures were measured between mock (tylose) food packs in 3 retail cabinets....

    • Publication date : 2004/07/27
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  • Pressure exchanger enhances efficiency of CO2 refrigeration systems

    A new pressure exchanger technology, adapted from the desalination industry, offers significant energy efficiency improvements for CO2 refrigeration systems, addressing challenges of high energy...

    • Publication date : 2024/12/02
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  • 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
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