Cassava chips are a type of snack that is fried and prone to rancidity if stored for a while.Cassava chips are added to the material that can adsorb gases, such as oxygen and water vapor, to reduce the occurrence of rancidity using a sachet-shaped adsorbent material.Activated charcoal is one of the gas adsorbents.Activated charcoal used is activate
Abstract Background The Healthy Child Programme (HCP) in England, delivered by Health Visitors (HV) and Nursery Nurses (NN), aims to assess growth and development in pre-school age children.This qualitative analysis aimed to evaluate the perceptions and experiences of HCP providers and parents located in a London borough.Methods This qualitative an
An ideal transformation-based omnidirectional cloak always relies on metamaterials with extreme parameters, which were previously thought to be too difficult to realize.For such a reason, in previous experimental proposals of invisibility cloaks, the extreme parameters requirements are usually abandoned, leading to inherent scattering.Here, we repo