Energy utilization as a research area investigates the quantitative conversion, distribution, and consumption of energy within technical, biological, or socioeconomic systems, with emphasis on efficiency, losses, and optimization under thermodynamic and engineering constraints. It encompasses analytical and experimental methods to characterize energy flows, exergy destruction, and performance metrics across processes such as industrial manufacturing, transportation, buildings, and energy conversion technologies. Research typically integrates modeling, measurement, and control strategies to minimize primary energy input for a given service output, reduce waste heat and parasitic loads, and support system-level planning, often interfacing with energy systems analysis, demand-side management, and sustainability assessment.
As a combustible fuel, the burning of hydrogen gas does not contribute to global warming. Today, the majority of hydrogen gas is generated from fossil fuels, however, and this process releases greenhouse gases into the atmosphere. ...
Nanomaterials
Oct 19, 2023
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166
Formed by the coupling effect of contact electrification and electrostatic induction, triboelectric nanogenerators (TENG) effectively convert the most widely distributed micro-nano energy in our environment, including human ...
Nanophysics
Oct 17, 2023
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114
Sunlight is an inexhaustible source of energy, and utilizing sunlight to generate electricity is one of the cornerstones of renewable energy. More than 40% of the sunlight that falls on Earth is in the infrared, visible and ...
Nanomaterials
Sep 13, 2023
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147
Polymer solar cells are lightweight, flexible solar panels that can be used for wearable devices. However, toxic halogenated processing solvents used during manufacturing of these solar cells have limited their widespread ...
Nanomaterials
Sep 6, 2023
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100
Corrosion causes significant losses to various industries. Cathodic protection is used to protect steel in marine industries. Triboelectric nanogenerators (TENG) converts mechanical energy into electricity based on triboelectrification ...
Nanomaterials
Sep 5, 2023
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103
Global CO2 emissions for 2022 reached 36.1 gigatons, and this consumed 13–36% of the remaining carbon budget to limit warming to 1.5°C, which means our permissible emissions could be depleted within two years.
Scientists are looking for ways to use the low-value energy widely distributed in natural environments to generate electricity. A research team has created a power generator that collects the natural atmospheric humidity ...
Nanophysics
Aug 4, 2023
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355
Separation processes are essential in the purification and concentration of a target molecule during water purification, removal of pollutants, and heat pumping, accounting for 10–15% of global energy consumption. To make ...
Nanomaterials
Jul 27, 2023
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162
Prof. Sun Baoyun's group from the Institute of High Energy Physics (IHEP) of the Chinese Academy of Sciences recently used graphdiyne oxide (GDYO), fluorinated GDYO (FGDYO) and nitrogen-doped GDYO (NGDYO) to improve the SnO2 ...
Nanophysics
Jun 14, 2023
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96
When we communicate with others over wireless networks, information is sent to data centers where it is collected, stored, processed, and distributed. As computational energy usage continues to grow, it is on pace to potentially ...
Nanomaterials
Jun 9, 2023
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147
