Could stumps from managed forests provide sustainable biomass in a future bio-economy or are they all needed in the forest to support other ecosystem services and biodiversity?

A Reversible Positive Electrode for Lithium and Sodium Ion Batteries
Prof. Nicola Pinna and co-workers prepare a fluoride-based electrode capable of reversible insertion of lithium and sodium ions.
![A Carbon-Quantum-Dot-Based Electrocatalyst for Hydrogen Evolution [Video]](https://www.advancedsciencenews.com/wp-content/uploads/2018/07/adma201800676_ASN_image.jpg)
A Carbon-Quantum-Dot-Based Electrocatalyst for Hydrogen Evolution [Video]
A novel ruthenium electrocatalyst based on carbon quantum dots (CQDs) for the hydrogen evolution reaction (HER), using ginkgo leaves as a starting material, is developed.

New Laser Energy Record
The world’s largest and most energetic laser fired with 2.15 megajoules (MJ) of energy – more than 10 % higher than the previous energy record set in March 2012.

Building-Integrated Photovoltaics: Sustainable Cities
An overview on BIPV considering architectural integrity and historic value of old buildings exemplified by Rome´s built environment but also looking at a broader perspective.

Dr. Dongling Ma: Nanomaterials for Renewable Energy Solutions
Dr. Dongling Ma (INRS) and co-author Deepak Thrithamarassery Gangadharan talk to us about themselves, their careers, and the future of perovskite solar cell research.

Water Splitting Materials: An Excellence in Energy Review
Sunlight is the ultimate renewable energy resource. This Excellence in Energy review describes the latest materials being explored for PEC water splitting systems, which turn sunlight into gaseous hydrogen and oxygen.

Brush Technique for Anisotropic Transparent Flexible Electrodes
Taking advantage of the controllable liquid transfer usinga Chinese brush, highly oriented Ag nanowires were achieved on certain substrates.

Reliability Analysis of Offshore Grids: An Overview of Recent Research
Highlighting the possible development of offshore networks in the North Sea.
![A Protective Coating for Solid Oxide Fuel Cell Electrodes [Video]](https://www.advancedsciencenews.com/wp-content/uploads/2018/07/aenm201703647_ASN_image.jpg)
A Protective Coating for Solid Oxide Fuel Cell Electrodes [Video]
A coating is designed that significantly improves the performance of metal electrodes in high‐temperature, thin-film-based solid oxide fuel cells.