How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View

What is impact of sampling frequency on deep learning?

Greetings, everyone. I am a bit curious to know how the sampling frequency of the device that captures the physiological signals impact the deep learning process. For example, if a device abc...

03 February 2021 379 4 View

Why sometimes current- voltage plot in chemiresistors/ FET does not pass through the origin?

I am trying to measure resistance from I-V curve from a chemiresistor/ FET sensor with a keithly sourcemeter. The substrate is soaked/ wet with protein and phosphate buffer only. But the I-V line...

24 January 2021 8,009 3 View

How to interact with internal memory of FPGA and connect it a signal or array inside a module?

I am trying to implement a processor tile on FPGA using vivado but it is taking too long to synthesize design due to large amount of Instruction and Data Memory. Currently, I have put complete...

05 January 2021 8,349 1 View

Is the globalization concept under threat by the effect of Covid-19?

Is the globalization concept under threat by the effect of Covid-19? Because Nobody knows how long the COVID-19 epidemic will last. People around the world may have to wait until a vaccine is...

02 January 2021 8,155 1 View

Upto how much %age of phase can be visible as peak in XRD?

When we do XRD analysis, high intensity peaks are obtained. But there are some very small peaks too which seem to be negligible. Some phases are confirmed from SAED pattern on the basis of...

01 January 2021 3,727 2 View

If i want to use annual time series data, but the number of observations are less then requirement, so i can convert data in quarters?

If i want to use annual time series data, but the number of observations are less then requirement, so i can convert data in quarters?

27 December 2020 7,304 19 View

My customized ink is pulsating but not jetting out of cartridge nozzle of Dimatix2831 inkjet printer, droplets just seem to hang from the nozzle. Why?

I am having trouble printing with the Dimatix 2831 inkjet printer. The nozzles seem to be pulsating but they are not jetting, the droplets just seem to be hanging from the nozzles. What could be...

23 November 2020 9,136 6 View

How to apply regression analysis in a study where the effect of weight , BMI, fat mas and insulin resistance is seen on nerve conduction velocity?

I want to apply regression analysis using SPSS. Kindly help as to how to apply the regression model in the study where i have recorded Weight, BMI, Total body fat mass, insulin resistance and...

14 November 2020 4,797 6 View

2. Does cooling of the forearm affect the heart rate, or the time interval between the R wave and the peak of the pulse wave?

1. Does cooling of the forearm affect the heart rate, or the time interval between the R wave and the peak of the pulse wave?

22 October 2020 9,799 2 View

Interpretation of a fluorescence Emission spectrum ?

Hello, i work with a spectrometer which only render the fluorescence emission spectrum. Until now i just found how to interpret an exitation- and emission spectrum together to generate deeper...

20 February 2021 1,291 3 View

How can I analysis a low-concentration organic matter in NaOH using fluorescence spectrometer or LC-OCD?

I want to analysis components of organic matter in NaOH using fluorescence spectrometer or LC-OCD. For example, TOC result is 3 mg/L, it is very low. So I want to concentrate or extract the...

23 November 2020 4,365 1 View

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17 November 2020 6,197 5 View

Some ideas about contamination from Ca 2p always appearing and, therefore, overlaping with Pd3d in a SPECS spectrometer?

Dear colleagues, In our XPS instrument, most of the time when we acquire the Pd3d region (for a wide range of materials containing Pd) it overlaps with a strong signal from Ca2p. Nonetheless,...

10 November 2020 4,487 4 View

What can be the cause of a baseline drift in NIR spectrometry?

I have a dataset including spectra collected with a handled NIR spectrometer (SCiO) over several months. I observe a baseline drift that is consistent with the evolution of the measurement date....

18 October 2020 9,062 3 View

What is the black block for Dark Current in a UV-Vis Spectrometer machine? How to insert it in a Spectrometer machine?

I am trying to construct a calibration curve on a new UV-Vis Spectrometer machine (T80+, PG Instruments Ltd). But when I start by setting the parameters using K-Factor method (pressing...

06 October 2020 2,521 3 View

For Ultrafast Transient Absorption Spectrometer: How to choose a spectrometer?

hi,we want to build an Ultrafast Transient Absorption Spectrometer system, how to choose a spectrometer? We already have femtosecond lasers system (coherent) ,pump probe system(home built), white...

10 September 2020 4,693 3 View

How to obtain corrected PL spectrum?

Hello all, I am intending to measure the PL spectra for my perovskite samples. How can we obtain a corrected PL spectra in the spectrometer, independent of the photoresponsivity of the silicon...

29 June 2020 7,298 5 View

How good is the quality of spectra taken by portable NMR spectrometer?

At the moment our laboratory would like to buy portable NMR spectrometer and we would like to see some real not promo spectrograms. Could those who constantly work with such devices share spectra...

22 June 2020 8,144 6 View

In colorimetric analysis, can we compare absorbance measurement from spectrometer and optical density measurements from image analysis using scanner?

There are two most popular methods for colorimetric analysis i.e. spectrometer data and image analysis using a scanner. For example, in order to study the color intensity of films, I have measured...

01 June 2020 4,911 1 View