How to find out or construct(?) the right priors from data of previous experiment to use in a bayesian glm?

I have the following equation, Eating choice (Yes/No)~ Box type (A/B/C). So the question is whether a certain box type affects eating choice in groups of dogs. The eating choice of each member in...

10 February 2021 6,024 9 View

What are the ways to test the knowledge level of agricultural labourer about their day to day work?

what kind of test can I do for testing the level of knowledge about their daily operation?

03 February 2021 7,583 10 View

Why the bandgap of CH3NH3PbCl3 films are different for spin-coating method and electrospinning method?

The observed bandgaps are 3.8 eV and 3.4 eV for spin-coated and electrospun films, respectively. What are the possible reasons?

08 January 2021 5,646 6 View

Why monoethanol amine is used as flocculant?

I want to know the reaction mechanism of monoethanol amine used as flocculating agent for rerefining used lubricating oil. Here I have attached one research paper where MEA (monoethanolamine) is...

01 January 2021 5,681 2 View

Problem with GST-fusion protein elution- Can anyone help?

18 December 2020 4,559 6 View

How can I determine metal concentration of Used lubricating oil by AAS?

I am a junior research fellow in the department of Chemical Engineering, Nit Durgapur. I want to know that how can I determine various metal such as Fe, Cr, Mg, Mn, Pb concentration present in...

15 December 2020 9,887 3 View

Regarding the O 1s XPS pf phyllosilciates, the peak near 531 belongs to Oxygen vacancy sites or O bonded to the Si from the silicate tetrahedra?

In O 1s spectra, usually the peak near 531 eV belongs to oxygen vacancy sites in oxides, however, in silicates, these peaks are often reported to originate from O-Si. I am confused if the intense...

10 December 2020 9,496 2 View

What is the mol. weight of GFP-11 tag?

Hi, I am trying to find out the mol. weight of GFP 11 because it is tagged to my protein of interest which is 17kDa. GFP 11 has been tagged with my protein of interest while GFP 1-10 is tagged...

09 December 2020 1,863 1 View

How to PEGylate Fluorescntl Polystyrene Particle?

I have Fluorescent Polystyrene beads. I need to graft PEG on the surface of it. I am looking for a protocol to do that. Also need to know which experiment to perform to be sure about the grating.

01 December 2020 7,860 1 View

How to control for categorical independent variables (e.g., education) when doing regression discontinuity using STATA?

I am conducting a regression discontinuity design where the dependent variable is continuous while control variables are categorical (except the treatment variable). In the usual regression...

01 December 2020 583 3 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

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

Which kind of validity should e established in case we want to conduct a survey using newly developed survey questionnaire?

I am conducting a survey using self developed questionnaire. I have established its face validity and content validity. Some expert reviewer has suggested I must establish the validity by...

11 February 2021 2,077 3 View

GST assay in microplate?

I'd like to know if anyone can provide me with a protocol for traditional GST enzymatic assay (with GSH and CDNB as substrates) in a 96 well microplate, for cell line and/or C.elegans...

11 February 2021 1,328 3 View

What is the difference between Graphene Oxide and Expanded Graphite?

What are the main differences between Graphene Oxide and Expanded graphite, in terms of surface functionalities, conductivity, d-spacing and other features? Is the term expanded graphite...

06 February 2021 9,810 4 View

How to apply graphene oxide on an gold electrode?

Dear Fellows, now it is the time to push graphene applications further in terms of easy and low cost production surroundings. Thus I recently dived in the materia and I am facing tons of papers,...

02 February 2021 6,284 2 View

How long should be stable a functionalized CNT? and how can I increase its stability?

I have functionalized MWCNT via both acidic and noncovalent rout, For acidic treatment I have used H2SO4:HNO3 (3:1) while ultrasonication at 55 C, and in non-covalent I used Triton x100, but the...

27 January 2021 4,497 3 View

What dilution do I use for my GNP solution UV-Vis and DLS characterization?

I have prepared gold nanoparticles using the citrate reduction method in the lab. I need to characterize them using UV-Vis and DLS, by how much should I dilute my sample for using it in the...

26 January 2021 530 5 View

Hi, does any one know how to redisperse the ppt of gold NPs formed after conjugation with the drug molecule?

gold surface is already conjugated with the PEG-2000 linker but still when I tried to conjugate it with the drug, It gets precipitated

25 January 2021 2,602 1 View