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Getting Started with the Raspberry Pi

09.11.2023

MFLI lock-in amplifier with the Raspberry Pi

Do you want to use a Raspberry Pi to control your Zurich Instruments devices? Although instruments are traditionnaly hooked up to a measurement computer, some applications might require a computer with a smaller footprint or lower power requirement. This blog post will walk you through the necessary steps and help get you started.

Boost your Signal-to-Noise Ratio with Lock-in Detection

10.10.2023

Webinar: Boost your Signal-to-Noise Ratio with Lock-in Amplifiers

In this tutorial, we learned how to use lock-in amplifiers and optimize measurement parameters to get the best signal-to-noise ratio. We discussed three common use cases: optics and photonics experiments, material characterization, and resonator characterization. Finally, we looked at more advanced techniques, such as double modulation and multi-frequency measurements.

Capacitance Transients at Variable Temperature

05.10.2023

LabOne DAQ Module showing capacitive transients

This blog post shows the ease of set-up of the MFIA to measure capacitive transients for self-build DLTS. The combination of MFIA plus third-party temperature stage brings the possibility to tune your DLTS measurement parameters to suit your sample. Home-building your DLTS system with the MFIA gives you flexibility and the freedom to choose the test signal amplitude, frequency and even the mode of stressing pulse. 

How to Measure Allan Variance with Zurich Instruments Lock-in Amplifiers

28.08.2023

Allan Variation measurement with Zurich Instruments lock-in amplifiers.

Any measurement resolution is limited by random fluctuations, "noise", of the measured quantities. Practical systems also might experience variations of parameters causing "drifts" in the measurements. Various sources of such noises and drifts may take different time or frequency dependencies. To understand how such fluctuations affect one's measurement, a careful analysis of such noise and drifts must be performed. Discrimination of such noise sources might be performed by performing Allan deviation measurement of discretely sample data. In this blog post, we discuss how to easily measure Allan variance with our Zurich Instruments lock-in amplifier.

Measuring Photo-Enhanced Ionic Conductivity

02.06.2022

Dino holding the MFIA and the April issue of Nature Materials

This blog post summarizes the latest academic project of Dino, our new Application Scientist Impedance Analysis. He investigated materials for high-temperature fuel cells in Fukuoka, Japan and the results made it to the front cover of Nature Materials. Learn how light can be used to increase the ionic conductivity of standard electrolyte materials for solid oxide fuel cells, and how to measure this effect using the MFIA Impedance Analyzer.

Faster Impedance Measurements at Low Frequency

01.03.2022

MFIA Impedance Analyzer

Impedance measurements at frequencies as low as 1 mHz can take a significant amount of time for a multi-point sweep. The MFIA Impedance Analyzer allows for sweeps from 1 mHz to 5 MHz, with a freely selectable number of points up to 100000. In standard mode on the MFIA, a...

Discovering the MF-IA Impedance Analyzer Option

11.02.2022

The MF-IA option for the MFLI

This blog post introduces the MF-IA Impedance Analyzer option, which can be added to the MFLI Lock-in Amplifier to enhance it with the same impedance analyzer and precision LCR meter functionality as the MFIA Impedance Analyzer. Adding the MF-IA option to your MFLI gives you the ability to measure the...

How Does a Zurich Instruments Lock-In Amplifier Work?

07.02.2022

General architecture of a Zurich Instruments lock-in amplifier.

Have you ever wondered what is going on inside your Zurich Instruments lock-in amplifier? Lock-in amplifiers enable precise measurements of small signals buried in noise. While analog instruments have been used for decades, the development of analog-to-digital converters with high speed, resolution, and linearity has more recently enabled the realization...

Best Practices in Sensor Characterization and Control - Q&A

02.12.2021

Bode plot of the resonance of a sensor

For this webinar we teamed up with Dr. Tomás Manzaneque , whose work focuses on the fabrication, modeling and interfacing of mechanical micro-resonators in different fields of application: examples are rheological sensing, ultra-sensitive mass sensing, passive conditioning of RF signals for the Internet-of-Things communications, and single-cell biopsy. His research interests...

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