Best synthesis method for large scale silver nanoparticle synthesis with high yield?.Best post processing steps after nanoparticle synthesis?

I have chemically synthesized silver nanoparticle to combat microbes on wound site. I have used many methods of synthesis, but I found minimal field of silver NP product.I am getting whitish...

11 February 2021 4,964 13 View

Is ANOVA or Kruskal-Wallis applicable to test the group means, if each group has ca. 40 samples, but each sample is derived from 1024 sub-samples?

Dear Scholar Fellows, I would be interested in your opinion whether an ANOVA test (or Kruskal-Wallis-test) can be applicable in the following situation: a) 8 laps are driven on a test track,...

17 August 2020 887 3 View

What is the major difference between analyzing the elemental composition of fish otolith using EDS and ICPMS or ICPOES?

Here, I mean the accuracy and the major differences.

23 February 2020 5,798 8 View

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12 February 2020 4,692 5 View

Is thermogravimetric analysis (TGA) a good method to identify the weight percent of inorganic compounds in a sample (contains organic compounds too)?

The sample is Diesel Exhaust Particle, it contains both organic and inorganic components. The organic components include PAH, aliphatic hydrocarbons. The inorganic components include metals and...

20 January 2020 2,313 5 View

Can XRF analysis be used for identifying organic compounds (example: hydrocarbons) in a sample?

More specifically, diesel exhaust particle is the sample.

05 January 2020 7,950 5 View

What is photosensitizer and photocatalyst are they same concept or different ?

The material like tris bipyridyl ruthenium trichloride II [Ru(bipy)3]Cl2 or dyes such as rose bengal,eosin are photocatalyst or photosensitizers?

27 December 2019 7,061 4 View

What is difference between classical semiconducting nanocomposites as a photocatalyst and organic dye based photocatalyst ?

Are the concept of valence band and conduction band applies for the dye based photocatalyst like semiconductor based material if it is then how?

27 December 2019 3,464 3 View

Can Spodoptera litura eggs be preserved?

How long can we preserve Spodoptera litura eggs in refrigeration without opting for cryopreservation. What are the conditions to look out for?? Can they be stored indefinitely in refrigeration?...

03 October 2019 6,403 2 View

Where is the sensor data file loacated in rpl protocol code in contiki os ?

where is the sensor data file loacated in rpl protocol code in contiki os ?

18 June 2019 9,487 2 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

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 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 title

I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...

25 February 2021 2,615 3 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 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