Paper-based analytical device was fabricated by a polymer screen printing and wax printing methods. The various types of device were designed for simultaneous heavy metal ions detection in synthetic unknown and real water ...

The autoregressive (AR) model is one of the most widely used time series forecasting models. The standard AR model was established using the normal distribution, which is violated in some datasets, notably financial data. ...

Chalcones have drawn attention due to the simple structures and wide spectra of biological activities. Their core structure bearing diaryl rings with α,β-unsaturated ketone was generated easily using Claisen-Schmidt ...