Instituto Superior Técnico

TL;DR: This paper summarises existence and uniqueness theory based on the method of steps and a theorem on the propagation of derivative discontinuities and discusses the dependence of the solution on the parameters of the equation.

TL;DR: In this article, the authors provide a systematic literature review, based on the identification, appraisal, selection and synthesis of publications relating to the effect of incorporating recycled aggregates, sourced from construction and demolition waste, on the shrinkage of concrete.

TL;DR: The intuitionistic fuzzy hybrid TOPSIS (Technique for Order Preference by Similarity to Ideal Solution) approach is proposed to deal with limitations of a crisp risk matrix and uncertainties of group decision makers using experts’ opinions in linguistic terms to obtain an effective and comprehensive risk assessment technique.

TL;DR: In this article, a review on the state-of-the-art on non-linear aeroelasticity of high aspect-ratio wings is presented and their applications discussed.

TL;DR: Sodium metabisulphite can be an alternative reducer to increase the leaching of Li, Mn, Co, and Ni from spent LIBs from spent lithium-ion batteries.