Dozens of sunscreens have been recalled, most of them mineral. What does this mean?

We know we should all be wearing sunscreen. But how can you ensure the one you are using is reliable? We spoke to experts to ...
IEEE

Linearity–Nonlinearity-Separation FDTD Method for Nonlinearity Analysis of Passive Microstrip Circuits

Abstract: A linearity–nonlinearity-separation (LNS) finite-difference time domain (FDTD) full-wave method is suggested for the weak nonlinearity analysis of the passive microstrip circuits, which is ...
Chromatography Online

HPLC 2025 Revisited (Part Two): A Year-End Review of LCGC’s Conference Highlights

Pharmaceutical Separation Science Session Day two of HPLC 2025 concluded with a session on pharmaceutical separations chaired ...

Get It Away Demolition and Excavation Releases Update on Pre-Start Site Assessment in Sydney Redevelopment

Get It Away Demolition and Excavation announced the release of an industry-focused update examining the role of pre-start site assessment in supporting predictability during redevelopment activity ...
IEEE

Tacholess Order Tracking Method Based on STFrFT for Fault Diagnosis of Wind Turbine Gearbox Under Variable Operating Conditions

Abstract: Order tracking (OT) is an effective fault diagnosis method for rotating machinery under variable speed conditions. Accurate instantaneous frequency (IF) is the premise of this method. In ...