Results 51 to 60 of about 8,638 (296)

Origin and tuning of the magnetocaloric effect for the magnetic refrigerant MnFe(P1-xGex)

open access: yes, 2009
Neutron diffraction and magnetization measurements of the magneto refrigerant Mn1+yFe1-yP1-xGex reveal that the ferromagnetic and paramagnetic phases correspond to two very distinct crystal structures, with the magnetic entropy change as a function of ...
Danmin Liu   +11 more
core   +1 more source

Heat capacity and magnetocaloric effect in polycrystalline Gd1-xSmxMn2Si2 [PDF]

open access: yes, 2006
We report the magnetocaloric effect in terms of isothermal magnetic entropy change as well as adiabatic temperature change, calculated using the heat capacity data.
Kumar, Pramod   +4 more
core   +2 more sources

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Magnetocaloric effect as a signature of quantum level-crossing for a spin-gapped system

open access: yes, 2019
Recent research dealing with magnetocaloric effect (MCE) study of antiferromagnetic (AFM) low dimensional spin systems have revealed a number of fascinating ground-state crossover characteristics upon application of external magnetic field.
Chakraborty, Tanmoy, Mitra, Chiranjib
core   +1 more source

Scheduling of Multiple Chillers in Trigeneration Plants [PDF]

open access: yes, 2015
The scheduling of both absorption cycle and vapour compression cycle chillers in trigeneration plants is investigated in this work. Many trigeneration plants use absorption cycle chillers only but there are potential performance advantages to be gained ...
Ng, Bobo, Underwood, Chris, Yik, Francis
core   +2 more sources

Permanent magnet array for the magnetic refrigerator [PDF]

open access: yesJournal of Applied Physics, 2002
Recent research into the development of magnetic refrigeration (MR) operating at room temperature has shown that it can provide a reliable, energy-efficient cooling system. To enhance the cooling power of the magnetic refrigerator, it is required to use a magnetic refrigerant material with large magnetocaloric effect (MCE) at the appropriate ...
Lee, S. J.   +3 more
openaire   +3 more sources

Enhanced Nitric Oxide Electroreduction to Ammonia via Modulating Spin‐Polarization of Fe Single‐Atom Catalysts

open access: yesAdvanced Functional Materials, EarlyView.
A strategic spin‐polarization suppression in Fe single‐atom catalysts is proposed to enhance electrocatalytic reduction of NO to NH3. Employing a top‐down electrospinning strategy, self‐supported FeSAC with Fe‐N3S1 coordination structure and spin‐state transition is engineered from high‐spin to low‐spin.
Jialing Song   +13 more
wiley   +1 more source

Large refrigerant capacity induced by table-like magnetocaloric effect in amorphous Er0.2Gd0.2Ho0.2Co0.2Cu0.2 ribbons

open access: yesMaterials Research Letters, 2018
The microstructure, magnetism, and magnetocaloric properties in melt-spun Er0.2Gd0.2Ho0.2Co0.2Cu0.2 ribbons were reported. The ribbons are fully amorphousized and all the constituent elements are distributed uniformly. The large table-like magnetocaloric
Lingwei Li   +3 more
doaj   +1 more source

Co–Gd phosphonate complexes as magnetic refrigerants [PDF]

open access: yesChem. Sci., 2011
El pdf del artículo es el manuscrito de autor.
Zheng, Yan Zhen   +2 more
openaire   +4 more sources

Fluorine‐Free Soft Nanocomposites for High‐Speed Liquid Impact Repellence

open access: yesAdvanced Functional Materials, EarlyView.
Fluorine‐free soft nanocomposite coatings are developed using silicone oil‐mediated mechanical‐stiffness control, enabling ‘dry’ liquid‐repellent surfaces that resist high‐speed water jet impacts up to ∼60 m/s. By tuning nanoparticle loading and oil content, the coatings also achieve >90% optical transparency, amphiphobicity with impact resistance to ...
Priya Mandal   +4 more
wiley   +1 more source

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