Articles tagged with Microbial Fuel Cells
Emerging microbially-powered technologies can convert up to 35% of wastewater's chemical energy into electricity and extract valuable nutrients. This approach could power agriculture, global sanitation and its own treatment, while reducing pollution and overcoming regulatory obstacles.
Researchers explore how METs convert organic waste into electricity, fuels, fertilizers, and usable water. Pilot deployments demonstrate its potential to reclaim energy from 359 billion cubic meters of wastewater annually.
Researchers developed a new method to amplify weak bioelectronic signals using OECTs, enabling highly sensitive and low-power biosensors for health and environmental monitoring. The technique overcomes previous challenges in integrating fuel cells with electrochemical sensors.
Researchers are developing a marine-based microbial fuel cell to power ocean sensing devices, eliminating the need for batteries and cables. The system, called PODPower, can produce up to 10 Watts of electricity consistently for over a year.
A new bioelectronic system has been developed to measure electrical conductivity in microorganisms without requiring biofilm formation on electrodes. This approach has revealed that Pseudomonas aeruginosa and Bacillus subtilis possess conductive properties, with potential applications in environmental energy technologies.
A new Northwestern University-led fuel cell harvests energy from microbes in soil to power underground sensors, potentially offering a sustainable alternative to batteries. The technology outlasts similar technologies by 120% and can operate in both wet and dry conditions.
Researchers at Tokyo University of Science developed nanostructured hard carbon electrodes using inorganic zinc-based compounds, which deliver unprecedented performance and significantly increase the capacity of sodium- and potassium-ion batteries. The new electrodes improve energy density by 1.6 times compared to existing technologies.
Researchers developed a fast-charging hybrid battery system that combines electrochemical generation of formic acid with a microbial fuel cell, enabling efficient energy storage. The system produced enough current for 25 hours of discharge and demonstrated potential applications in monitoring water toxicity.
Researchers propose a hybrid control strategy combining model-based optimization and in-cell feedback control to solve the process-model mismatch issue. This approach enhances the regulation of metabolic toggle switches, leading to increased isopropanol yields and robust microbial material production.
Researchers at UBC Okanagan are working on microbial fuel cells that can harness the energy from discarded fruit waste, a byproduct of agriculture in the Okanagan Valley. The study aims to improve energy output and reduce environmental impacts associated with current waste treatment methods.
Researchers have developed a novel and cost-effective anode catalyst that can improve and stabilize power generation performance of MFCs treating vegetable oil industry wastewater. The study investigates modification of electrodes to increase bacterial adhesion and efficient electron transfer.
Researchers have identified the need for standardization of performance indices and a single frame for normalization methods to address concerns with bioelectrochemical systems. The study proposes strategies for up-scaling BES technologies, enabling resource recovery through on-site treatment of wastewater at an efficiency comparable t...
Researchers at Binghamton University have developed ingestible biobatteries that utilize microbial fuel cells with spore-forming Bacillus subtilis bacteria to power sensors and Wi-Fi connections. The biobatteries can generate up to 100 microwatts per square centimeter of power density, enough for wireless transmission.
Researchers developed a device capable of taking hundreds of times more electrochemical measurements than conventional devices, enabling the analysis of molecular mechanisms that enable microorganisms to efficiently generate electricity. The technique can also be used to analyze materials interacting with microorganisms.
A team of researchers from Tokyo University of Science has developed a novel multi-proton carrier complex that shows efficient proton conductivity even at high temperatures. The resulting starburst-type metal complex acts as a proton transmitter, making it 6 times more potent than individual imidazole molecules.
A UCLA-led team develops a breakthrough in microbial fuel cells by adding silver nanoparticles to bacteria, boosting electron transport efficiency and generating more electricity. The innovation could lead to practical applications of renewable energy from wastewater treatment.
WSU researchers create a microbial fuel cell system that substitutes for oxygen in wastewater treatment, removing contaminants at comparable rates. The system generates electricity while cleaning water, offering a sustainable alternative to traditional methods.
Engineers at the University of Bath have demonstrated the potential of soil microbial fuel cells (SMFCs) to purify water in field tests in North-East Brazil. SMFCs can generate energy from microorganisms naturally present in soil, which are able to transfer electrons outside their cells.
Researchers at Binghamton University developed a micro biobattery that can power disposable sensors for short durations. The biobattery is low-cost, disposable, and environmentally-friendly, addressing current limitations of the Internet of Disposable Things.
Researchers have developed a new microbial fuel cell that can produce maximum power and exhibit stable electricity-generating capability when tested under stretching and twisting cycles. The textile-based biobattery could be integrated into wearable electronics in the future, providing a sustainable and eco-friendly energy solution.
Researchers at Binghamton University developed a paper-based bacteria-powered battery activated by spit, which can generate reliable power from one drop of saliva. The battery has competitive advantages over conventional solutions due to the availability of biological fluid and long-term storage capabilities.
Scientists have successfully coated live bacteria with a conducting polymer to improve their conductivity, resulting in a 23 times smaller resistance and a fivefold increase in electricity generation. This coating scheme has the potential to revolutionize microbial fuel cell technology and wastewater treatment.
Binghamton University researchers developed a micro-scale self-sustaining bacterial fuel cell that generated power for 13 straight days through symbiotic interactions of two types of bacteria. The cell produced an electrical current about 70 times greater than phototrophic bacteria alone.
Scientists at the University of Rochester have created a new microbial fuel cell using a paper electrode coated with carbon paste, which outperforms traditional materials in terms of efficiency and cost-effectiveness. The innovation has significant implications for wastewater treatment and energy production.
A team of researchers from Iowa State University has developed a proof-of-concept three-dimensional paper-based microbial fuel cell that generates power through biofilm formation on the anode. The device produces 1.3 μW of power and 52.25 μA of current, demonstrating its potential for environmentally friendly energy production.
Researchers at the University of Bath have developed a miniature fuel cell that can generate electricity from urine, offering an affordable and carbon-neutral way to produce power. The device has the potential to provide much-needed electricity to remote areas at low cost.
Researchers have developed smaller, cheaper microbial fuel cells that can efficiently produce bioenergy from urine. The new design increases power output and reduces costs compared to traditional models.
A pair of socks embedded with microbial fuel cells powered by wearer's urine has successfully transmitted signals wirelessly. The system opens possibilities for using waste as a power source in portable and wearable electronics.
Washington State University researchers have developed a unique method to use microbes in pond sediment to power waste cleanup in rural areas. The microbe-powered system reduces pollution and greenhouse gas emissions by utilizing biological reactions from microbes to generate electricity.
Researchers have developed a saliva-powered, micro-sized microbial fuel cell that produces nearly 1 microwatt of power. The device uses graphene and bacteria from the natural environment to create energy, paving the way for portable biomedical devices with built-in power sources.
Researchers at Georgia Tech have developed a low-temperature fuel cell that directly converts biomass to electricity using a catalyst activated by solar or thermal energy. The device can use various types of biomass, including starch, cellulose, and switchgrass, and operates for up to 20 hours without needing purification.
Researchers have successfully paired bacteria with loofahs to create a power-generating microbial fuel cell, outperforming traditional devices. This innovative method uses low-cost, sustainable natural materials to generate clean energy from waste.
A novel device that combines microbial fuel cells and photoelectrochemical cells generates hydrogen gas from sunlight and wastewater, achieving self-biased solar hydrogen generation. The device demonstrates efficient wastewater treatment and potential for large-scale applications.
Researchers engineered bacteria to produce electricity solely from hydrogen gas and carbon dioxide, enabling the growth of a biorenewable energy source. The breakthrough utilizes Geobacter species, which can transfer electrons over long distances via conductive filaments.
A by-product of biofuel manufacture can power microbial fuel cells to generate electricity cheaply and efficiently. Researchers have successfully used Distillers Dried Grain with Solubles (DDGS) as a feedstock for the bacteria, producing a reliable source of renewable energy.
A new technology produced by Oregon State University can generate up to 50 times more electricity per volume than most other approaches, opening the door to a future in which waste treatment plants power themselves and sell excess electricity. The new approach effectively cleans wastewater while producing significant amounts of electri...
Researchers at Newcastle University have engineered a microbial biofilm that significantly increases the electrical output of Microbial Fuel Cells. By selecting specific bacteria species, including Bacillus stratosphericus and Bacillus altitudinis, they doubled the electricity generation to 200 Watts per cubic meter.
Researchers at Penn State have developed a system that produces hydrogen from wastewater or organic byproducts using saltwater, eliminating the need for grid electricity. The technology, known as microbial electrolysis cells, uses reverse-electrodialysis and exoelectrogenic bacteria to generate energy.
Researchers at Washington University in St. Louis are developing microbial fuel cell kits and educational materials to teach high school students about science and engineering. The technology can efficiently convert dilute organic waste streams into electricity, making it a promising alternative for waste-to-energy conversion.
Researchers at Ohio State University have developed a new microbial fuel cell that harnesses the power of cow waste to generate electricity. The small cell can produce about three times the power as its predecessor and is a quarter of its size, making it a promising alternative energy source.
A team of Penn State researchers successfully created a microbial fuel cell that consumes cellulose and produces electricity by pairing two types of bacteria. The fuel cell achieves a maximum power density of 150 milliwatts per square meter, which is lower than current designs but shows promise for future improvements.
Researchers at Penn State developed a novel approach to extend the life of marine microbial fuel cells by providing bacteria with chitin, found in crustacean shells. The addition increased power production and allowed for longer-term remote operation, making it suitable for ocean sediments.
A Penn State researcher has developed a process that converts organic matter in corn waste into electricity, with a conversion rate of over 93 percent. This technology could provide a new, sustainable source of energy, reducing reliance on ethanol and other fossil fuels.
A microbial fuel cell has been created by Washington University researchers that generates electricity and treats wastewater, a process with potential to power 900 American homes. The device uses a carbon-based foam and bacteria to produce electricity from organic matter in wastewater.
A new microbial fuel cell technology can produce up to 72 watts per square meter, generating electricity from organic matter. The device has the potential to power small wastewater treatment plants and treat waste from animal farms and food processing industries.
The Penn State team has developed a cheaper microbial fuel cell that produces more electricity from wastewater, with the potential to power small devices. The new design uses carbon paper instead of a proton exchange membrane, reducing costs and increasing efficiency.
A single-chambered microbial fuel cell prototype has been developed to efficiently treat wastewater and generate electricity. The design reduces energy demands and creates a continuous flow-through system, making it a promising approach for affordable wastewater treatment.
Penn State researchers have successfully generated electricity from domestic wastewater using microbial fuel cells, removing up to 78% of organic matter. The technology has the potential to reduce wastewater treatment costs and provide access to sanitation technologies worldwide.