par Frédéric PELASCINI | 24 Jan 2021 | Actualités
Drug-delivery microcapsules tagged with zirconium-89 can be tracked by PET imaging Polymer and radionuclide chemists report major advance in microcapsule drug delivery systems. Their microcapsules -- labeled with radioactive zirconium-89 -- are the first example of...
par Frédéric PELASCINI | 24 Jan 2021 | Actualités
Taking sieving lessons from nature Nanostructure-templated electrochemical polymerization enhances speed and selectivity in organic membrane-based processes....
par Frédéric PELASCINI | 24 Jan 2021 | Actualités
Combined river flows could send up to 3 billion microplastics a day into the Bay of Bengal New research shows the Ganges River - with the combined flows of the Brahmaputra and Meghna rivers - could be responsible for up to 3 billion microplastic particles entering the...
par Frédéric PELASCINI | 24 Jan 2021 | Actualités
3-D printing highly stretchable hydrogel with diverse UV curable polymers Hydrogel-polymer hybrids are widely used across a variety of applications to form biomedical devices and flexible electronics. However, the technologies are presently limited to hydrogel-polymer...
par Frédéric PELASCINI | 24 Jan 2021 | Actualités
New metamaterial offers reprogrammable properties Over the past 20 years, scientists have been developing metamaterials, or materials that don't occur naturally and whose mechanical properties result from their designed structure rather than their chemical...
par Frédéric PELASCINI | 24 Jan 2021 | Actualités
New biodegradable polyurethane foams are developed from wheat straw Every year around 734 million tons of wheat straw are produced worldwide, a large amount of waste, which is cheap and has had no well-defined use until now. Recently, the RNM-271 Chemical Engineering...