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Structure and therm...
Structure and thermal property relationships in the thermomaterial di-n-butylammonium tetrafluoroborate for multipurpose cooling and cold-storage
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- García-Ben, Javier (författare)
- University of A Coruna, QUIMOLMAT Group, Dpt. Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira
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- Bermúdez-García, Juan Manuel (författare)
- University of A Coruna, QUIMOLMAT Group, Dpt. Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira
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- Dixey, Richard J.C. (författare)
- School of Physical and Chemical Sciences, Queen Mary University of London, London E1 4NS UK
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- Delgado-Ferreiro, Ignacio (författare)
- University of A Coruna, QUIMOLMAT Group, Dpt. Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira
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- Llamas-Saiz, Antonio Luis (författare)
- Research Infrastructures Area, X-ray Unit, University of Santiago de Compostela, Santiago de Compostela 15782 Spain
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- López-Beceiro, Jorge (författare)
- Universidade da Coruña, Campus Industrial de Ferrol, CITENI-Grupo Proterm, Campus de Esteiro Ferrol 15403 Spain, Campus de Esteiro
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- Artiaga, Ramón (författare)
- Universidade da Coruña, Campus Industrial de Ferrol, CITENI-Grupo Proterm, Campus de Esteiro Ferrol 15403 Spain, Campus de Esteiro
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- Garcia Fernandez, Alberto (författare)
- KTH,Tillämpad fysikalisk kemi
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- Cappel, Ute B. (författare)
- KTH,Tillämpad fysikalisk kemi
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- Alonso, Bruno (författare)
- ICGM, CNRS, Université de Montpellier, ENSCM, Montpellier Cedex 34095 France
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- Castro-García, Socorro (författare)
- University of A Coruna, QUIMOLMAT Group, Dpt. Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira
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- Phillips, Anthony E. (författare)
- School of Physical and Chemical Sciences, Queen Mary University of London, London E1 4NS UK
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- Sánchez-Andújar, Manuel (författare)
- University of A Coruna, QUIMOLMAT Group, Dpt. Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira
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- Señarís-Rodríguez, María Antonia (författare)
- University of A Coruna, QUIMOLMAT Group, Dpt. Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira
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University of A Coruna, QUIMOLMAT Group, Dpt Chemistry, Faculty of Science and Centro Interdisciplinar de Química e Bioloxía (CICA), Zapateira A Coruña 15071 Spain, Zapateira School of Physical and Chemical Sciences, Queen Mary University of London, London E1 4NS UK (creator_code:org_t)
- Royal Society of Chemistry (RSC), 2023
- 2023
- Engelska.
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Ingår i: Journal of Materials Chemistry A. - : Royal Society of Chemistry (RSC). - 2050-7488 .- 2050-7496. ; 11:41, s. 22232-22247
- Relaterad länk:
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https://doi.org/10.1...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Nowadays around 46% of food production around the world requires refrigeration, which is generally provided either by active vapour-compression (based on refrigerants with liquid-gas transitions) or passive cold-storage (based on solid-to-liquid phase change materials, SL-PCMs). However, in order to avoid fluid losses during the transitions, new thermomaterials with solid-solid transitions are desired for both applications. In this work, we find that [DBA][BF4] (DBA = di-n-butylammonium) is a promising thermomaterial with solid-solid phase transitions. This compound presents thermal properties of great interest not only for active barocaloric refrigeration, but also for passive cold-storage, which make this a unique multipurpose thermomaterial. The observed cold-storage capacity is very close to that of commercial SL-PCMs (E ∼ 135 kJ kg−1), while the pressure-induced thermal changes (ΔS ∼ [200-270] J K−1 kg−1) are superior to those of most barocaloric materials, operating under lower pressures (p ∼ [500-1000] bar). Moreover, the operating temperature range of this material is very adequate for food preservation (250-310 K), which is a great advantage over most barocaloric materials. Beyond the thermal properties, we perform deep structural characterization, which reveals a progressive structural disorder of the [DBA]+ cations and [BF4]− anions as the origin of such thermal properties, which will help the future rational design of enhanced thermomaterials.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Maskinteknik -- Energiteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Mechanical Engineering -- Energy Engineering (hsv//eng)
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García-Ben, Javi ...
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Bermúdez-García, ...
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Dixey, Richard J ...
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Delgado-Ferreiro ...
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Llamas-Saiz, Ant ...
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López-Beceiro, J ...
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Artiaga, Ramón
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Garcia Fernandez ...
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Cappel, Ute B.
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Alonso, Bruno
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Castro-García, S ...
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Phillips, Anthon ...
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Sánchez-Andújar, ...
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Señarís-Rodrígue ...
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- TEKNIK OCH TEKNOLOGIER
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TEKNIK OCH TEKNO ...
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och Maskinteknik
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Journal of Mater ...
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