University at Buffalo researcherscreated the first-ever star-shaped vanadyl hydroxide (VOOH) and shown that this shape can fundamentally alter how the material stores energy.

Professor Jiang Chunhai (Xiamen University of Technology) and Professor Qiao Yu (Xiamen University) studied the compatibility of typical G2, G3, and G4 ether solvents with Li-metal anode under harsh O₂ environment from the perspectives of Li/Li symmetric batteries and Li-O₂ batteries. The experimental results indicate that G2 solvent helps enhance the cycling stability of Li/Li symmetric batteries, while G4 solvent is more conducive to promoting the reaction reversibility of Li-O₂ batteries.

One of the major topics in the field of zeolite synthesis is to control zeolite morphology with increased external surface areas, aiming to minimize mass transfer limitations and thus maximize access to micropores. Currently, it has been successfully synthesized zeolites with various morphologies. Herein, researchers briefly reviewed recent progress for morphological control of zeolite crystals from organic templates including typically industrial zeolites.

Researchers have developed a membrane-separated differential electrochemical mass spectrometry (MDEMS) system that enables long-term gas evolution analysis in batteries using volatile electrolytes. By incorporating a graphene oxide-based membrane that selectively blocks organic solvent molecules while allowing gases to pass, the team overcame key limitations of traditional DEMS, which often fail within days due to solvent evaporation and interference. Applying this technique, they uncovered how electrolyte additives and cathode coatings interact to suppress gas-generating side reactions in lithium-ion batteries, providing new insights for extending battery life, especially at high temperatures.

Boosting Biochar's Versatility

Biochar, a carbon-rich material derived from biomass, holds immense promise as a sustainable and renewable resource for diverse applications, from environmental remediation to energy storage. However, its widespread utility has often been hampered by inherent limitations such as low porosity and insufficient surface functionality. These properties are crucial for effective interaction with pollutants, catalytic reactions, and energy storage mechanisms, impacting how efficiently biochar can perform in real-world scenarios.

The Challenge of Sandy Soils

With drylands covering over 40% of the Earth's land area, improving the agricultural potential of sandy soils is a critical global challenge. These soils, common in arid and semi-arid regions, are notoriously poor at retaining water, making it difficult for crops to survive and thrive, especially with increasing drought periods due to climate change. For decades, scientists have explored organic amendments like compost and biochar—a charcoal-like substance made from pyrolyzed biomass—to improve soil quality. While promising, the exact recipe for success and the best methods for testing their effects have remained unclear.

The Economic Burden of Environmental Pollution

For developing nations like Bangladesh, balancing economic growth with public health and environmental protection is a critical challenge. A new study published in Carbon Research reveals a direct and quantifiable link between pollution and rising healthcare costs in the country. Researchers found that increased carbon dioxide (CO₂) emissions and a heavy reliance on fossil fuels are significantly driving up national health expenditure, placing a substantial strain on the economy and public well-being. This research provides crucial evidence for policymakers grappling with how to ensure sustainable development while safeguarding citizen health.