The title quassinoid compound, C20H24O9·CH3OH·2H2O, is a natural eurycomanone isolated from the roots of Eurycoma longifolia.The molecules contain a fused five-ring system, with one tetrahydrofuran ring adopting an envelope conformation, Mist one tetrahydropyran-2-one ring in a screw boat conformation, one cyclohexenone ring in a

Among solar thermal technologies for indoor heating, solar air heaters (SAH) are appealing for implementation on existing buildings due to their simplicity, fewer risks related to the working fluid, and possible independence from the building structure.However, existing research work mainly focuses on winter use and still fails in providing effecti

Scheduling decisions for concurrent emergency response (CER) across multiple disaster sites presents numerous difficulties.The main challenge is to minimize human casualties while taking into account the rationality of resource allocation across different disaster sites.This paper establishes a joint scheduling model for emergency vehicles on freew

BackgroundPeople with brain injury can have lower resiliency compared to the general public.Yet, resiliency facilitates positive processes to negotiate adversity after brain injury.Therefore, measuring resiliency after a brain injury is important.ObjectiveThe review aimed to (1) identify self-report resiliency outcome measures for use with people a