Key Laboratory of Luminescence Analysis and Molecular Sensing (Southwest University), Ministry of Education, College of Pharmaceutical Sciences, Southwest University, Chongqing 400715, P. R. China ...

State Key Laboratory of Chemo and Biosensing, College of Chemistry and Chemical Engineering, Hunan University, Changsha 410082, PR China ...

Our project creates a versatile function generator using op-amps to generate sine, square, and triangular waveforms. Additionally, it doubles as an electrocardiogram (ECG) signal amplifier for medical ...

Abstract: High-quality power should be a sinusoidal waveform with a constant frequency and voltage standard, but the use of modern equipment, including semiconductor switchgear, ferromagnetic ...

Figure 1 is based on the OP37 which has an impressive list of specs. They include a 60 MHz gain-bandwidth, making 20 kHz bandwidth compatible with gain up to 3000x = +70 dB, noise ~3 nV/Hz 1/2 which ...

Can you chip in? The Internet Archive is a nonprofit fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, sell user ...

The BBC is to have “fewer linear broadcast services” in the next decade as it “consolidates activity under one simple, single brand,” Director General Tim Davie has revealed, as he unveiled a ...

1 Laboratory for Chemistry and Physics of Interfaces, Department of Microsystems Engineering (IMTEK), University of Freiburg, Freiburg, Germany 2 Safeguard Biosystems Holding Ltd., London, United ...