Results 51 to 60 of about 2,491 (296)

ARI delegation to Japan on Alternative Refrigerants. [Foreign Trip Report]

open access: yes, 1993
Researchers from ARI member companies spoke at the International Conference on Alternative Refrigerants in Tokyo and visited several Japanese organizations for the purpose of exchanging information on alternative refrigerants. The specific purpose of the

core   +1 more source

Emergent Spin Supersolids in Frustrated Quantum Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights developments in the study of spin super‐solids in frustrated quantum materials. Advanced experimental characterizations and computational studies enable a comprehensive understanding of the driving mechanisms of spin super‐solidity in various layered transition‐metal compounds, bridging materials, experiments, and theory aspects.
Yixuan Huang   +2 more
wiley   +1 more source

PERFORMANCE INVESTIGATION OF VAPOR COMPRESSION REFRIGERATION SYSTEM WITH INTEGRATED MECHANICAL SUB-COOLING CIRCUIT USING HYDROCARBON BLENDS

open access: yesDiyala Journal of Engineering Sciences, 2016
This work presents an experimental study to investigate the performance of vapor compression refrigeration system using hydrocarbon mixtures. A sub-cooling circuit and phase separator are integrated with main vapor compression refrigeration system and ...
Ahmed J. Hamad
doaj   +1 more source

Advances in Magnesium‐Based Thermoelectrics: A Critical Review

open access: yesAdvanced Materials, EarlyView.
Magnesium‐based thermoelectric materials have emerged as promising candidates for low‐to‐mid‐temperature energy conversion due to their abundance, low cost, and competitive performance. This review summarizes recent advances in Mg3X2, MgAgSb, and Mg2X systems, covering transport mechanisms, fabrication strategies, stability challenges, and device ...
Li‐Min Zhang   +5 more
wiley   +1 more source

Measuring and Manipulating Density of States in Two‐Dimensional Materials With Electrochemical Capacitance

open access: yesAdvanced Materials Interfaces, EarlyView.
We report electrochemical quantum capacitance spectroscopy as an ambient, in situ probe for defect‐mediated electronic structure at 2D material interfaces. Using monolayer MoS2, the method resolves band edges and vacancy states, tracks sulfur‐vacancy evolution during hydrogen evolution, and links interfacial density‐of‐states changes to nearly ...
Mengyu Yan   +9 more
wiley   +1 more source

New synergy analysis of alternative refrigerants used in refrigerating transport [PDF]

open access: yesInternational Journal of Low-Carbon Technologies, 2008
In this paper, the authors present a new expression of the vaporisation heat in the case of the isobar-isothermal processes, the identification of the components of the vaporisation heat and the correct description of the phenomena, which are happening at the critical state. Copyright , Manchester University Press.
Gabriela Huminic, Angel Huminic
openaire   +2 more sources

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Low Global Warming Potential (GWP) Alternative Refrigerants Evaluation Program (Low-GWP AREP)

open access: yes, 2012
In response to environmental concerns raised by the use of high global warming potential (GWP) refrigerants, the Air-Conditioning, Heating, and Refrigeration Institute (AHRI) launched an industry-wide cooperative research program, AHRI Low-GWP ...
Amrane, Karim   +2 more
core  

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Performance and Capacity Comparison of Two New LGWP Refrigerants Alternative to R410A in Residential Air Conditioning Applications

open access: yes, 2012
Energy conservation is the core reason for the increasing interest in high performance low global warming potential (LGWP) refrigerants. Several researchers pioneered new refrigerants that have zero ozone depletion potential and GWP less than 500.
Cremaschi, Lorenzo, Biswas, Auvi
core  

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