Abstract: This paper develops a general approach to nonlinear circuit modelling aimed at preserving the intrinsic symmetry of electrical circuits when formulating reduced models. The goal is to ...

The Chicago Manual of Style is an American English style guide published by the University of Chicago Press. The Manual’s guidelines for publishing, style and usage, and citations and indexes—known as ...

Abstract: Regularity is a perceptual dimension that is equally important as roughness, hardness, friction, etc., for the haptic rendering of homogeneous textures. Due to the lack of an objective ...

STANLEY, N.D. — A pipeline leak in northwest North Dakota has spilled an estimated 20,000 barrels, or 840,000 gallons, of crude oil and produced water onto agricultural land, the Department of ...

Food additive mixtures are an everyday feature of our diets, especially through ultra-processed foods. Until recently, safety evaluations of these additives have been conducted substance by substance ...

The film discusses the classification of matter into homogeneous and heterogeneous types, focusing on elements, compounds, and mixtures. It explains the properties of two elements, iron and sulfur, ...

How do complex mixtures of chemicals affect our health? New research has shown that chemicals that occur in complex mixtures and in concentration ratios as found in humans act together. Even if the ...

BUFFALO, N.Y. — A first-of-its-kind study has measured the toxicity of several types of per- and polyfluoroalkyl substances (PFAS), better known as “forever chemicals,” when mixed together in the ...

Decades ago, I lived in a house in which my neighbour, Joanne, in the flat below was a senior nurse who worked in an operating theatre. Over time we became good friends. She told me how she was stern ...

Tokyo, Japan – A research team led by Professor Kotohiro Nomura from Tokyo Metropolitan University has developed a method for the depolymerization of PET (polyethylene terephthalate) using alcohols ...