The frequent use of these sample papers will help students build exam confidence and play a crucial role in refining the ...

Protocols.io is an online platform designed for researchers to share their lab protocols and methodology as step-by-step instructions. Here, we share some of their latest protocols for preparing ...

Four principal methods govern the preparation of samples for XRF analysis, each representing a different trade-off between analytical quality and speed/cost of preparation. A method involving the ...

The Central Board of Secondary Education (CBSE) has released the Class 12 accountancy sample question paper for the 2025–26 session. It also published the marking scheme alongside the paper. The ...

Aristotle’s postulate that “nature abhors a vacuum” could be used to explain why X-ray photoelectron spectroscopy (XPS) has not found routine application in the analysis of biological samples. The ...