How to conduct a proficiency test (PT) for BOD sensors?
Is there any method to measure or fix the biological activity in the PT sample to avoid interfaces (mistaken value) and decrease uncertainty?
What is the reason of increasing acidity of raw fresh water, despite its high percentage of salts (suspended and dissolved), in addition to its low organic matter? Can atmospheric CO2 causes this...
14 January 2021 4,388 5 View
I found many plagiarism programs that allow only 150 words for checking. I search for a free download plagiarism checker program (not trial). Thanks
20 March 2019 5,708 6 View
And can use this paper in a conference for example or add it to my cv ?
05 January 2019 7,236 3 View
its not dissolve in ethanol and methanol
25 December 2018 8,694 2 View
Hello everyone, I have unexplained phenomenon in my data regarding one cytokine. The level of this cytokine by Qpcr is very high in knockout more than WT mice in naive condition and after...
18 September 2018 5,644 3 View
Do you think that developed countries doesn't have informal market and why government didn't interfere ?
18 June 2018 4,368 10 View
how to measure informal markets? what are the criteria ,index, measures. want to test macro impact across countries.
13 February 2018 6,405 2 View
Dear fellows, I am facing a problem using Isotype control, for example, when I run flow , the signal in un-stimulated samples is 10%, and in stimulated samples is 12%. However, the isotype...
22 November 2017 7,663 1 View
Normal phase system is methylene chloride:methanol 9.5:0.5 Reversed phase system is methanol:water 9:1
22 May 2017 9,484 5 View
03 March 2016 3,714 3 View
How do I do energy minimization in lammps with NVT ensemble ? I am using the following command and it does not seem to work. It stops at extremely high energy and gives me the error zero search...
01 March 2021 2,294 3 View
Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!
01 March 2021 9,574 4 View
Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...
01 March 2021 2,327 1 View
I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...
26 February 2021 1,511 3 View
I have a fixed sample and would like to use the murexide reaction to test for uric acid composition. I no longer have fresh samples
22 February 2021 1,328 1 View
Hi, i am conducting a Monte Carlo simulation for my new distribution but the MSE values are increasing while the sample size increase, does any experience this issue before and what should i do...
22 February 2021 3,680 4 View
Dear Research Gaters, Let me first add context to the question. I am looking to simulate the waste management system and resources of a city. The hardware devices I need to simulate include,...
21 February 2021 2,333 4 View
I need to take IF images with DAPI on a confocal but I need to use a glycerol fixation. Has anyone done this method before, if so how was it done? Thank you.
21 February 2021 3,081 3 View
I have a model with bulk material (matrix) and inclusions and cohesive interface elements between both. For the bulk material, I have implemented a UMAT and for the cohesive interface elements, I...
20 February 2021 1,286 2 View
I am studing the mircogel at oil-water interface. I want to know the adsorb amount of microgel at the oil water interface. How we can determine this amount?. I will highly appreciate your...
19 February 2021 2,787 1 View