To produce hydrogen under high pressure using non-noble materials as electrodes, we tested various separators, alkaline membranes, and AEMs. Our focus was on the most effective way to produce pure hydrogen with the gas-diffusion electrodes…
Category: Engineering
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Robust SOH estimation for Li-ion battery packs of real-world electric buses with charging segments
The proposed model is implemented using the PyTorch framework in Python 3.8. All experiments are conducted on a workstation equipped with an NVIDIA RTX 3080 GPU.The Adam optimizer are utilized for model training, with an initial learning rate set…
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Hierarchical deep Q-network-based optimization of resilient grids under multi-dimensional uncertainties from extreme weather
To evaluate the performance and practicality of the proposed DQN-based optimization framework, a detailed case study is conducted using synthesized and assumed data to mimic realistic power system operations under extreme weather conditions and…
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Integrated evaluation of groundwater hydrochemistry using multivariate statistics and irrigation-based water quality indices
Gani, A., Hussain, A., Pathak, S., Ahmed, S. & Omar, P. J. Impact of pollutants on groundwater quality and health risk assessment of quaternary aquifers in Northern India. J. Hazard. Toxic. Radioact Waste 29(1), 04024039.
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Fabrication of a low-kink-radius bilayer vascular scaffold incorporating a TPU stent fabricated via melt electrowriting and an electrospun PCL/PU/gelatin layer
Scaffold morphology
The main goal of vascular grafts is to create a well-suited porous structure that supports cell migration and activity while effectively preventing blood leakage. The structure of scaffold effects the cell adhesion and…
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Surgical robot removes gallbladder without any human assistance
A surgical robot has successfully performed a key phase of a gallbladder removal with no human intervention, marking a critical leap toward fully autonomous operations.
Developed by Johns Hopkins University researchers and funded by the U.S….
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Scientists develop algae-based concrete that captures 142% more carbon
Concrete helped build the modern world, and drove it towards the climate crisis. Now, it might help undo the damage.
Long seen as the backbone of civilization, concrete is responsible for nearly 9 percent of global greenhouse gas emissions….
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Nvidia becomes first $4 trillion company as AI demand explodes
In a year of AI euphoria, no one’s flying higher than Nvidia.
On Wednesday, the semiconductor giant became the first publicly traded company to hit a $4 trillion market valuation, a milestone fueled by tech giants’ insatiable demand for…
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New life-saving MIT implant delivers drug for diabetic sugar crashes
MIT engineers have designed a new emergency implant to protect people with Type 1 diabetes from life-threatening hypoglycemia.
The device, about the size of a quarter, sits under the skin and releases a dose of glucagon when blood sugar…
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Qatar turns desert sand into the world’s largest 3D printed structure
Just when you thought 3D printing couldn’t get any bigger, Qatar hits print on the world’s largest structure, right in the desert.
In a global first for large-scale digital construction, UCC Holding and Qatar’s Public Works Authority…
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