Why polarization decreases on magnetic poling?

05 June 2016 4,044 0 View

Can anyone please help me find the heat capacity from my DSC results?

I am attaching here DSC results of my powder sample. The following are the details of the sample. 1.the sample mass (13.190mg) 2. heating rate (10deg/min) 3. range (-100 to 500c) output files...

11 December 2014 2,553 13 View

How can I calculate the bond length from FTIR results for bulk complex oxides?

For example, if we take the FTIR result of BiFeO3 powder sample, I get peaks at 449.80cm-1 & 593.14cm-1 which conforms the presence of O - Fe - O bending mode and Fe - O stretching mode ( Ref:...

09 October 2014 4,809 4 View

Can anyone help me to calculate the bond length and force constant values using FTIR for solid BiFeO3 Bulk samples?

From the data of wavenumber vs absorbance from FTIR, i find that there are some peaks. from that, the wavelength and angular frequency of the BiFeO3 are calculated , also mass of the Bi, Fe and O...

08 September 2014 1,343 1 View

Can anybody help me get a Bi25FeO40.cif file?

I have grown a Bismuth ferrite sample through solid state and I observed that there are some secondary phases due to iron sillenite (Bi25FeO40). I am in need of Bi25FeO40 CIF file to refine the...

01 February 2014 6,980 4 View

Compound identification using XRD

While getting a result from XRD single crystalline data, how do I identify the result match with the expected compound. Is there free data available?

04 May 2013 4,068 0 View

Why might my GFP tag be dissociating from my plasmid after transfection?

I have a set of stably transfected cell lines all transfected with plasmids containing GFP tags on the C terminus. During a western blot using anti-GFP antibody, one of my plasmids has dissociated...

01 March 2021 9,310 4 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.

27 February 2021 9,356 3 View

No amplification data for qPCR on MxPro?

I have set up a qPCR run on MxPro with SYBR green and ROX as a reference, however, when I go to the analysis section the program seems to only collect data for the dissociation curves and not the...

25 February 2021 8,039 1 View

Problem with ligating 2.8 kb insert into 8.5 kb plasmid?

I am trying to clone 2 copies of the same mammalian gene into the pSF-CMV-Ub-Puro Ascl (contains HindIII, KpnI and NheI cut sites) plasmid. This is what the final product is supposed to look like...

24 February 2021 6,310 3 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

Color of spiro-ometad film?

What does the color of a spiro-ometad film indicate? I got purple, green, red, even black color of the spiro film. Is there anything we can get from the preliminary color analysis(e.g. oxidation...

21 February 2021 1,831 4 View

Any information about dinitrosalisylic acid reagent end point color stability ?

I work on estimation of alpha amylase activity using dinitrosalisylic acid reagent If i put the reagent to stope the enzymatic reaction and allow the reagent to react with the produced reducing...

17 February 2021 7,402 4 View

Negative result on natural product sample cholinergic assay?

i have been doing cholinergic assay on natural product and for some of the samples, i get negative value for the inhibition activity. can anyone help me explain the meaning of the negative value...

17 February 2021 4,118 1 View

Has anyone performed a colorimetric RT-LAMP assay using Lucigens LavaLAMP kit?

Hi there, my lab recently opted to use LavaLAMP from Lucigen instead of the Warmstart kit from NEB. However, Lucigen has yet to create a colormetric kit for RT-LAMP, and adding phenol-Red (pH...

17 February 2021 5,399 1 View