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Related papers: Giant reversible barocaloric effects in Nitrile Bu…

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The barocaloric effect is still an incipient scientific topic, but it has been attracting an increasing attention in the last years due to the promising perspectives for its application in alternative cooling devices. Here, we present giant…

Materials Science · Physics 2018-04-03 A. M. G. Carvalho , W. Imamura , E. O. Usuda , N. M. Bom

Solid-state cooling based on i-caloric effects has shown to be a promising alternative to the conventional refrigeration devices. Only very recently, the research on barocaloric materials is receiving a deal of attention due to the…

Materials Science · Physics 2018-04-24 N. M. Bom , W. Imamura , E. O. Usuda , L. S. Paixão , A. M. G. Carvalho

Barocaloric effect in vulcanized natural rubber (V-NR) has been investigated. Direct measurements of the temperature change ({\Delta}T) around room temperature (283-333 K) resulted in large values, above 10 K, for a pressure change of 173…

Materials Science · Physics 2018-03-19 Érik O. Usuda , Nicolau M. Bom , Alexandre Magnus G. Carvalho

Solid-state cooling based on caloric effects is considered a viable alternative to replace the conventional vapor-compression refrigeration systems. Regarding barocaloric materials, recent results show that elastomers are promising…

Materials Science · Physics 2020-08-14 W. Imamura , E. O. Usuda , L. S. Paixão , N. M. Bom , A. M. Gomes , A. M. G. Carvalho

Solid-state refrigeration based on caloric effects is an energetically efficient and environmentally friendly technology, which is deemed as a potential alternative to the conventional vapor-compression technology. One of the greatest…

Materials Science · Physics 2022-04-29 Qingyong Ren , Ji Qi , Dehong Yu , Wenli Song , Bao Yuan , Tianhao Wan , Weijun Ren , Zhidong Zhang , Xin Tong , Bing Li

Management of discarded tires is a compelling environmental issue worldwide. Although several approaches have been developed to recycle waste tire rubbers, their application in solid-state cooling is still unexplored. Considering the high…

Barocaloric materials have shown to be promising alternatives to the conventional vapor-compression refrigeration technologies. Nevertheless, barocaloric effect ({\sigma}b-CE) has not been extensively examined for many classes of materials…

Soft Condensed Matter · Physics 2018-03-19 N. M. Bom , E. O. Usuda , G. M. Guimarães , A. A. Coelho , A. M. G. Carvalho

The discovery of colossal barocaloric effects in neopentyl glycol (NPG) makes plastic crystals promising candidates for solid-state refrigerants with lower environmental impact than vapour compression fluids. Optimising operational…

The urge for efficient and environmentally friendly alternatives for the current gas-based refrigeration is becoming more critical due to global warming and overpopulation. Among the main candidates, solid-state-based cooling technology is…

Solid-state methods for cooling and heating promise a more sustainable alternative to current compression cycles of greenhouse gases and inefficient fuel-burning heaters. Barocaloric effects (BCE) driven by hydrostatic pressure ($p$) are…

Solid-state refrigeration technology based on caloric effects are promising to replace the currently used vapor compression cycles. However, their application is restricted due to limited performances of caloric materials. Here, we have…

Traditional refrigeration technologies based on compression cycles of greenhouse gases pose serious threats to the environment and cannot be downscaled to electronic device dimensions. Solid-state cooling exploits the thermal response of…

There is currently great interest in replacing the harmful volatile hydrofluorocarbon fluids used in refrigeration and air-conditioning with solid materials that display magnetocaloric, electrocaloric or mechanocaloric effects. However, the…

The temperature dependence of the elastocaloric (eC) effect in natural rubber (NR) is studied adiabatically and isothermally. A broad temperature span for eC effect from 0 oC to 49 oC is observed. The maximum adiabatic temperature change…

Soft Condensed Matter · Physics 2017-06-07 Zhongjian Xie , Gael Sebald , Daniel Guyomar

Rubber compounds for pressure sealing application typically have inferior dimensional stability with temperature fluctuations compared with their steel counterparts. This effect may result in seal leakage failures when subjected to…

Materials Science · Physics 2017-10-17 Anton G. Akulichev , Ben Alcock , Avinash Tiwari , Andreas T. Echtermeyer

Due to its high energy efficiency and environmental friendliness, solid-state cooling based on the barocaloric (BC) effect represents a promising alternative to traditional refrigeration technologies relying on greenhouse gases. Plastic…

High-entropy order-disorder phase transitions can be used for efficient and eco-friendly barocaloric solid-state cooling. Here the barocaloric effect is reported in an archetypal plastic crystal, adamantane. Adamantane has a colossal…

We predict the existence of large barocaloric effects above room temperature in the thermoelectric fast-ion conductor Cu$_{2}$Se by using classical molecular dynamics simulations and first-principles computational methods. A hydrostatic…

Materials Science · Physics 2020-02-05 Jie Min , Arun K. Sagotra , Claudio Cazorla

In recent years, orientationally disordered crystals, or plastic crystals, have transformed the field of solid-state cooling due to the significant latent heat and entropy changes associated with their temperature induced molecular…

The NiTi shape memory alloy exhibited excellent superelastic property and elastocaloric effect. Large temperature changes of 30 K upon loading and -19 K upon unloading were obtained at room temperature, which were higher than those of the…

Materials Science · Physics 2018-11-14 Min Zhou , Yushuang Li , Chen Zhang , Laifeng Li
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