The pH, or the acidity or alkalinity of an environment, has long been known to affect how efficiently catalysts drive key electrochemical reactions. Yet despite decades of research, the atomic-scale ...

CBSE Class 12 Board Chemistry Exam 2026: The Central Board of Secondary Education (CBSE) is tentatively going to schedule the CBSE Class 12 Chemistry 2026 exam on 28 February, 2026. Chemistry is one ...

Abstract: This work presents an analysis of the influence of connector repeatability in three different methods for estimating the propagation constant of transmission lines from two-port measurements ...

BMI calculator and BMR calculator are online tools used to evaluate health metrics. The BMI calculator helps you know if your weight is healthy for your height. BMR calculator tells you how many ...

The police surveillance company Flock has built an enormous nationwide license plate tracking system, which streams records of Americans’ comings and goings into a private national database that it ...

1 Avenue de la Pierre Dourdant, La Verpilliere, France. 2 Department of Mechanical Engineering, Faculty of Engineering, Gifu University, Gifu, Japan. 3 Laboratory of Cell Physiology, Institute of ...

The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly debated—results had shown: The universe is expanding faster than predicted by ...

I have a python code segment related to a deep RL algorithm where it calculates the second order optimization and second derivative with Hessian matrix and fisher information matrix. Normally I run ...

Abstract: Valve-regulated lead-acid battery is widely used in DC standby power supplies such as substations and railway systems. Nernst equation provides a method to predict the battery potential by ...

A correlation procedure for the prediction of vapor - liquid equilibrium of acetic acid - isopropanol - water - isopropyl acetate mixtures has been developed. It is based on the NRTL model for ...