Abstract: A fiber-optic urea sensor based on surface plasmon resonance (SPR) and Mach-Zehnder interference (MZI) combined principle was designed and implemented. By plating gold film on the ...

ASCORBIC acid has been found to have a marked inhibitory effect on urease activity. With some preparations of the enzyme, the formation of ammonia from urea is completely inhibited by a concentration ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

Macworld explains how to monitor your Mac’s temperature using built-in tools like Activity Monitor and Terminal commands, plus third-party apps like TG Pro and Fanny. Proper temperature management ...

With over six years of product testing experience, Rebecca knows exactly which laundry appliances will cut the mustard - or hopefully just remove it. Many of us wash the bulk of our clothes at 40°C.

Stay informed about the air quality in your city with real-time AQI updates. The AQI is a standardized measure that indicates how clean or polluted the air is, helping you understand potential health ...

Jamie's been reviewing consumer products for nearly two decades, and is the Which? cooking expert. When not making terrible puns, he grills nearly 100 ovens, cookers, cooker hoods and hobs every year, ...

Background We present a case of severe neurological symptoms caused by hyperammonemia, secondary to a urinary tract infection with urea-splitting bacteria. Investigations Blood analysis, urinalysis, ...

This type of medium is both selective and differential. The MSA will select for organisms such as Staphylococcus species which can live in areas of high salt concentration (plate on the left in the ...

This paper estimates that the macroeconomic damages from climate change are an order of magnitude larger than previously thought. Exploiting natural global temperature variability, we find that 1°C ...

Mostly cloudy with a chance of thunderstorms. A chance of showers early this evening then showers likely. Lows in the upper 60s. East winds around 5 mph. Chance of rain 70 percent. Mostly cloudy with ...