在亳州，大部分中药颗粒的制备仍以传统喷雾干燥技术为主，这一工艺面临多重挑战。例如，生成过程中的“粘壁”现象，使得湿颗粒在干燥前附着于设备内壁，不仅造成原料损耗，还可能引起局部物料变质。此外，传统技术会造成热敏性成分流失和高能耗，直接影响成药疗效的稳定 ...

Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot itself without collisions or external agitation has remained a longstanding ...

An international research team is attracting the attention of experts in the field with computational results on the behavior of ring polymers under shear forces: They showed that for the simplest ...

If you mix cornstarch and water in the right proportions, you get “oobleck”: something that seems not-quite-liquid but also not-quite-solid. Oobleck flows and settles like a liquid when untouched, but ...