Enhanced geothermal systems (EGSs) are human-made or enriched reservoirs within the Earth's subsurface, from which heat can be extracted to produce geothermal energy. The energy produced by these reservoirs could serve as an alternative source of electricity, helping...
TECHXPLORE
A strategy to realize vertical iontronic energy storage via osmotic effects and electrode redox reactions
In recent years, engineers have been trying to identify new technologies to sustainably generate and store energy. One promising solution leverages the energy produced by osmosis when two fluids with a different salt concentration meet, such as when a freshwater body...
A pure water-fed membrane-electrode-assembly system for electrocatalytic reduction of carbon dioxide
The sustainably powered, electrochemical reduction of carbon dioxide (CO2) into useful chemicals and feedstock could help to mitigate greenhouse gas emissions, allowing industries to reuse released CO2 in beneficial ways. Most of the strategies for realizing this...
A cation replacement method to realize highly performing electrolytes for multivalent metal batteries
As the use of electric and hybrid vehicles increases in many countries worldwide, the development of safe and better-performing battery technologies becomes increasingly crucial. Most notably, engineers have been trying to increase the safety and energy capacity of...
A simple technique to defend ChatGPT against jailbreak attacks
Large language models (LLMs), deep learning-based models trained to generate, summarize, translate and process written texts, have gained significant attention after the release of Open AI's conversational platform ChatGPT. While ChatGPT and similar platforms are now...
The solution space of the spherical negative perceptron model is star-shaped, researchers find
Recent numerical studies investigating neural networks have found that solutions typically found by modern machine learning algorithms lie in complex extended regions of the loss landscape. In these regions, zero-energy paths between pairs of distant solutions can be...
Model outlines how ionic blockades influence energy recovery in forward bias bipolar membranes
Bipolar membranes (BPMs) are a class of ion-exchange membranes typically comprising a cation- and an anion-exchange layer. While these membranes have recently been integrated in various electrochemical devices for a wide range of application, the processes underlying...
A new method to develop recyclable, organic and flexible electronics
The electronics industry has been in continuous development over the past decades, leading to the development, fabrication and sale of a broad range of consumer devices. In recent years, many engineers have been focusing their efforts on flexible electronics that can...
A robot that can play video games with humans
In recent years, engineers have developed a wide range of robotic systems that could soon assist humans with various everyday tasks. Rather than assisting with chores or other manual jobs, some of these robots could merely act as companions, helping older adults or...
New transistors based on monolayer black phosphorus and germanium arsenide
Two-dimensional (2D) semiconducting materials have proved to be very promising for the development of various electronic devices, including wearables and smaller electronics. These materials can have significant advantages over their bulky counterparts, for instance...