This technical note explores the sources of error in gravimetric measurements used for aerosol photometer calibration, emphasizing the impact of discrepancies in ...

New research shows that X-ray photoelectron spectroscopy (XPS) can give misleading analysis results due to an erroneous assumption during calibration. X-ray photoelectron spectroscopy (XPS) is often ...

Assess current practice and views regarding checking Goldmann applanation tonometers for calibration errors in the United Kingdom. A total of 100 ophthalmology residents from England, Wales, and ...

An illustrated timeline of the Universe's history. If the value of dark energy is small enough to admit the formation of the first stars, then a Universe containing the right ingredients for life is ...

A calibration error in an instrument measuring sewage levels in the Stanley Park shaft of the city’s massive new $232-million Combined Sewage Storage Tunnel led to ...

Optimizing laboratory workflow and integrating a new NIR spectrometer is illustrated in Figure 1. To create a calibration set, approximately 40–50 samples across the expected parameter range must be ...