What element is driving the different slop in the low frequency tail?

My study consists simple corrosion inhibitors in salty brine. Right now I just fit my circuit with randles with CPE. Just wondering how the slop can given more info of the experiment. Or any...

01 March 2021 6,474 3 View

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Please recommend the optimal optical component and its parameters. Thanks a lot

21 December 2020 7,678 3 View

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02 December 2020 7,293 2 View

How to measure the focusing efficiency of Fresnel zone plate (FWHM is in micrometer scale) ?

We want to measure the focusing efficiency of the Fresnel zone plate with a very small FWHM. "The focusing efficiency is defined as the ratio of the total power in a circular aperture with a...

01 November 2020 1,252 7 View

How to use first-order markov model predicting continuous time-series data?

Hello, everyone, I want to use markov model to predict continuous time-series data, and I read some references, It seems that the model is more suitable for discrete data , so I divided the...

06 October 2020 8,239 3 View

How can we do measurement using SEM?

SEM samples are different in height, ranging from several millimetres to tens of millimetres, and the vertical position of the SEM stub can be changed if we wish to. How do we determine the actual...

05 September 2020 7,152 5 View

How to do SEM for fiber reinforced cementitious material?

After a bending test or direct tensile test, a specimen fails and forms a crack. I would like to investigate the morphology of the cracked surface using SEM. How do I prepare the sample correctly?...

02 September 2020 9,539 13 View

How can I accelareate dehydration of mouse lung with 10% sucrose for frozen section?

09 August 2020 4,967 1 View

How to calculate monthly max and min temperature of ERA-40 dataset in Matlab?

Hello, everyone. I have downloaded the daily 2m temperature of ERA-40 dataset, it's .grib format. I want to calculate monthly max and min temperature, but now the data record four times a day ,...

27 May 2020 7,000 5 View

The db2dat function questions in Climatol package in R?

I want to do climate data homogenization test in R using Climatol package, and I have to prepare the data format of inputfile. db2dat function can transform the inputfile data to the format that...

19 April 2020 5,867 5 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

What thickness need for ITO to use as conductive layer?

I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...

01 March 2021 395 3 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View

How to troubleshoot Electrochromic Films and Electrochromic Devices?

I am trying to characterize an electrochromic system. The system uses ITO electrodes on glass, WO3 as the electrochromic film, and NiO as the ion storage layer. When I deposit NiO and WO3 and...

23 February 2021 9,592 2 View