I haven't seen such an EIS diagram. I don't know how to compare and explain such a relationship.
I chose the frequency from 0.01 to 100khz.
Hi, I've N2 gas cylinder and 100 ppm NH3 gas cylinder. With these two cylinders, I'd like to make a ppb level (1- 100) concentration. Any idea how to do that?
01 February 2021 3,264 2 View
Hi, I am doing RNA extraction for my final year project. After extraction of RNA by using conventional method, I did quantification and qualification of RNA by using Nanodrop spec and gel...
11 January 2021 8,775 10 View
Hi guys: I have been doing CRISPR knock-in and knock-out and one seemingly impossible scenario keeps happening. In the CRISPR knock-in attempt I tried to add a tag on a gene of interest, so I...
07 January 2021 190 3 View
Hey guys, I always have problems with the attachment of HEK293t cells to glass coverslips while doing IFA. They are so easy to detach from the coverslips while washing. The coverslips are already...
30 December 2020 8,381 3 View
Animals were fed DSS via drinking water and fecal samples were collected and DNA was isolated using Qiagen stool DNA isolation kit. The V4 region of extracted DNA was amplified with specific...
20 December 2020 1,739 3 View
Does anyone know any glass slides (thickness 0.1 to 1mm) that have very low autofluoresence (GFP). I am doing a very sensitive experiment that require my glass substrate to be as low fluoresence...
28 November 2020 1,917 6 View
My research is about 3D-printing add nanoparticles attach to copper. So I'm trying to use ZEMAX to calculate absorption, someone knows how to set the thin film on ZEMAX? Have any suggestions or...
26 November 2020 7,200 1 View
In Northern blot, we normally use either 2*SSC+0.1% SDS or 0.1*SSC+0.1% SDS in washing step. Does anyone know what's the function of the SDS in the washing buffer? Thank you in advance
26 November 2020 2,432 1 View
Suppose an agricultural field with uniform soil texture and salinization. The groundwater depth is 20 meters, assuming that the depth of the groundwater and the concentration of salts remain...
25 November 2020 2,382 4 View
Recently I have been involved in this problem: After expressed by adding IPTG, lysed with B-PER, and resolved with Buffer B (8M urea), incubate with Ni-NTA beads, everything looks fine. When I...
21 November 2020 7,416 3 View
Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !
02 March 2021 5,785 3 View
I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...
26 February 2021 9,580 4 View
Hi I am very new to proteomics analysis. I have got raw files from core facility running thermofisher TMT 16plex 4 hours. I cannot find on maxquant the option TMT16Plex there is only up to 11...
25 February 2021 1,675 3 View
Need Help Does anyone Know how to make a Fractional impervious surface (FIS) map from NDVI map, in ArcGIS environment? Thanks in advance
24 February 2021 8,455 2 View
How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?
23 February 2021 3,053 7 View
There exists a confusion of generating fire-hazard maps with MODIS data as that way, we cannot distinguish between shifting agriculture and wildfires. I am looking for a source that provides me...
22 February 2021 9,616 2 View
I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...
22 February 2021 5,324 3 View
One of my colleagues said, "the impedance you can measure with the three electrodes and with the specific sequence varying the frequency" Is it possible to configure the potenciostat without the...
21 February 2021 418 2 View
I need to simulate the optical properties of a biomaterial, namely DNA, in COMSOL. Basically I need to simulate the IR absorption spectrum of a cylinder filled with a 'concentration' of DNA. I am...
21 February 2021 3,043 3 View
Hello All, I am looking for the historical wind data/map (mainly the year 2020-2021). I would like to look at the wind value and direction for the specifics locations within the US for the...
18 February 2021 9,543 4 View