Review and cite PEAKS protocol, troubleshooting and other methodology information | Contact experts in PEAKS to get answers
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Questions related to PEAKS
How can we analyze adsorptive sites for CO2 in MOF by doing FTIR of a sample after CO2 adsorption?
07 April 2023 2,157 0 View
Enzyme purification The first step after dialysis is to purify the enzyme by ion exchange technique, where it appeared for me three large peaks representing three isoenzymes and some small peaks....
05 April 2023 6,680 2 View
What are the effects of the disruption of the carbon cycle on the environment and effect of global warming on the life cycle of organisms?
30 March 2023 8,458 5 View
The absorbance peak in the UV graph represents the electronic transition in the material when expose to light. Any material has a specific optical band gap when it must show h single peak in a UV...
29 March 2023 8,181 3 View
Respected people, I have recently started working with mammalian cell lines, especially HepG2 cells for which I'm culturing cells in Nunc coated T25 flasks(Cat No. 156397) with 89% DMEM,...
23 March 2023 2,994 5 View
Dear All: I wanted to quantify the fluorescence intensity of the images taken by confocal microscopy. This can be performed by using ImageJ software. I have attached an image (TIF file) here as...
22 March 2023 9,590 5 View
I am taking XRD samples at various pressures. I want to compare my sample with established literature. I know you can download .cif files and view them at different energies using VESTA or...
12 March 2023 7,679 3 View
In cyclic voltammetry, voltage vs current curves Why to represent Y-axis current density only why not direct mA ?
08 March 2023 6,169 3 View
What are the benefits of adding a pre print of Article in RG ? Will the there any issue in publishing online later on ?
02 March 2023 4,424 1 View
Please contact us if interested in publishing in this Special Issue from Processes (MDPI). Original work and reviews will be considered.
02 March 2023 5,976 1 View
Hi everyone, I have a problem with crystallite size in Topas refinement. I'm using the LVol_FWHM_CS_G_L macro and the problem I'm constantly facing is that the Gaussian contribution goes to a...
24 February 2023 4,331 7 View
I have XRD plots for my first sample at 17keV over 5 hours. The scans were taken at various intervals, so have dozens of scans that have already been plotted in origin. I need to compare this...
17 February 2023 7,510 4 View
Quantification of EDX spectra of Al-based casting alloys it was found certain intensity of Zr (up to 0.7 wt. percent) whereas the chemical analysis showed only very little Zr content (0.05). EDX...
16 February 2023 1,914 5 View
A few days ago, I agreed with a university outside my country to do an analytical test for the coefficient of thermal expansion of a type of wax.. After paying the test fees, they sent me this...
11 February 2023 9,159 2 View
I bought a commercial carbonyl group assay kit but there is no sample preparation method and no lysis buffer provided in the kit. I am therefore looking for a lysis method (chemical???) which does...
07 February 2023 4,441 1 View
I need to use 27Al NMR for liquid sample and i whant to know if quartz NMR tube have lower backgroud than NMR glass tube. If someone know how to reduce the bacground noise let me know. Thanks
01 February 2023 2,405 3 View
Hello Everyone, I did an initial test with F19NMR but my peaks in -CF3 part were overlapped. My sample was a combination of 4 standard solutions of C4F7COOH, C6F11COOH, C8F15COOH and C10F19COOH...
01 February 2023 4,804 4 View
Hello dear researchers By raising the pressure, does the size of the crystals get bigger? In general, how is the effect of pressure on the rate of crystal production?
30 January 2023 1,340 2 View
I have some image data (.tif) format and wants to calculate the fractal dimension and lacunarity coefficient along with multifractal analysis. In this context, I would kindly like to request you...
27 January 2023 7,908 0 View
Hi everyone, I am using Peakfit software (version 4.12) for curve fiting of FTIR spectrum but I have big problem with file import. The file is as an excel file xls. It appears File not found....
23 January 2023 5,545 2 View
For Dy doped Ni-Zn ferrite
19 January 2023 4,106 2 View
Ammonium polyphosphate (phase II, high molecular weight) is commonly used as flame retardant in polyurethane foams. There are very little references of phase I APP as flame retardant in...
18 January 2023 804 3 View
To whom may have a solid background in X-ray photoelectron spectroscopy, The technical deconvoluting way is not an issue for me, I wonder how I can decide the number of shoulder peaks (or hidden...
07 January 2023 7,905 3 View
My population is large >10k, however when i calculate for sample size using G Power, using bigger effect size, my sample size becomes less than 100. Do i change the effect size to justify my...
14 December 2022 9,049 1 View