Cleantech and Environmental News – Latest Headlines

Controlling electric double layer dynamics for next generation all-solid-state batteries

Researchers achieve carrier modulation and improved switching response speed control in these batteries.

March 6, 2023 Read more

Almost all cobalt can be recycled using new method requiring less energy with little environmental impact

Researchers have developed a more environmentally friendly way of retrieving cobalt from used lithium-ion batteries. With a liquid solvent made of readily available substances, derived from urine and acetic acid, over 97 percent of the cobalt can be recovered.

March 2, 2023 Read more

Electric, for sure. Sustainable, it depends. How green is my battery?

E-car batteries are crucial to meet the targets of the Paris Agreement, but can also have a high social and environmental toll. Experts warn of the urgency of a sustainable value chain and recommend an innovative solution: e-vehicles connected to buildings and repurposed batteries, to optimize the energy consumption.

February 28, 2023 Read more

Corralling ions improves viability of next generation solar cells

Researchers have discovered that channeling ions into defined pathways in perovskite materials improves the stability and operational performance of perovskite solar cells.

February 27, 2023 Read more

Capturing nanoplastics in tap water with light

Researchers used an electro-photonic tweezer along with metal nanoparticles to concentrate ultrafine nanoplastics within a short period, and they reported the development of a real-time detection system using light.

February 27, 2023 Read more

Robotic bees and roots offer hope of healthier environment and sufficient food

Miniature robots that mimic living organisms are being developed to explore and support real-life ecosystems.

February 25, 2023 Read more

A new approach to stabilise perovskite solar cells without lead

Efficient, stable and eco-friendly perovskite solar cells may be on the horizon.

February 24, 2023 Read more

Researchers create E. coli-based water monitoring technology

Bacterium used as a live sensor to detect heavy metal contamination.

February 23, 2023 Read more

Simultaneous electricity generation and filteration of wastewater

Researchers have developed an advanced membrane that can simultaneously provide drinking water and generate continuous electricity from various water resources, such as sewage/wastewater, seawater, and groundwater.

February 23, 2023 Read more

Nanoparticles self-assemble to harvest solar energy

Researchers have designed a solar harvester with enhanced energy conversion capabilities.

February 21, 2023 Read more

Development of a self-resonant smart energy harvester

Researchers have developed an autonomous resonance tuning (ART) piezoelectric energy harvester that autonomously adjusts its resonance according to the surrounding environment.

February 20, 2023 Read more

A more efficient method to pull carbon dioxide out of seawater

A new method for removing the greenhouse gas from the ocean could be far more efficient than existing systems for removing it from the air.

February 16, 2023 Read more

Engineered wood grows stronger while trapping carbon dioxide

Scientists have figured out a way to engineer wood using MOFs to trap carbon dioxide through a potentially scalable, energy-efficient process that also makes the material stronger for use in construction.

February 16, 2023 Read more

Perovskites, a cheap alternative to silicon, just got a lot more efficient

Researchers use substrates of metal and dielectrics to boost the light conversion efficiency of perovskites by 250 percent.

February 16, 2023 Read more

How a record-breaking copper nanocatalyst converts CO2 into liquid fuels

Researchers have made real-time movies of copper nanoparticles as they evolve to convert carbon dioxide and water into renewable fuels and chemicals. Their new insights could help advance the next generation of solar fuels.

February 16, 2023 Read more

Facile and scalable production of a fuel-cell nanocatalyst for the hydrogen economy

Researchers discovered a novel method for the production of nanocatalysts. The researchers demonstrated that uniformly sized (3-4 nanometers) cobalt-platinum alloy nanoparticles can be produced by simple heat treatment.

February 16, 2023 Read more

Carbon-negative concrete products to be formed from upcycled waste

Researchers plan to develop a more economical process to create concrete products that would ultimately result in a carbon-negative impact on the environment.

February 16, 2023 Read more

3D plasmonic coral nanoarchitecture paper for cancer diagnosis using urine

Researchers developed a strip-type urine sensor that can amplify the light signal of metabolites in urine and in diagnosing cancer in the field.

February 14, 2023 Read more