Is it possible basic matrix material having higher material removal it's corresponding composites materials In wire EDM process ?

Actually, I am working with Al-B4C- Al2O3 hybrid composites. I have performed the operation by utilizing the wire EDM process to my developed composites. I found alloy 6061 as a base matrix having...

21 January 2021 7,381 3 View

How to prepare lignin basic media ?

I want to prepare bacterial media containing Kraft lignin ( dissolved in 0.1 M NaOH). after I autoclave,the lignin gets precipitated. Please suggest how to retain the solubility of lignin in the...

07 December 2020 800 3 View

Which book is the best to follow for doing qualitative research ?

I am doing social constructionist research on everyday life. There are so many books on qualitative research that it is hard to decide which one is among the top best ones. I am searching for a...

12 May 2020 328 3 View

How to measure the actual cell mass in case of viscous fermentation broth?

In fermentation when the broth is gradually becomes viscous what will be the most relevant method for biomass measurement. as it becomes difficult to separate the actual biomass from the other...

22 December 2019 7,864 3 View

How to perform Common Pb correction using Isoplot Excel version?

Hi everyone I have been working on U-Pb geochronology of accessory phases mostly zircon, monazite, rutile, titanite and apatite. I would like to know how I can do common Pb correction using...

11 December 2019 8,806 1 View

What are the significant reasons to use FDM technology for polymer parts manufacturing?

Though, the fused deposition modeling (FDM) technology is very old and widely used to fabricate plastic parts. it does not give the significant surface quality of products. The anisotropy is also...

15 September 2019 5,982 3 View

What should be the basis of selection of excitation maixima to get emission maxima of a fluorescent molecule ?

I have prepared carbon dots (CD) using plant material and got its absorbance maxima at 231 nm through UV-Vis spectrophotometer. Then what should be excitation maxima of Carbon dots during its...

28 November 2018 4,796 6 View

How to introduce seeded faults in ball bearings?

I have a deep groove ball bearing (NSK make). I wish to introduce artificial faults in the outer race and inner race such that I can study their signal characteristics. I am facing two...

26 November 2018 2,974 3 View

Whether fluorescence of any molecule may change in the presence of any buffer?

Actually i have prepared carbon dots using lactose and checked its fluorescence by preparing carbon dots solution in distilled water. then, another carbon dots solution was prepared in distilled...

25 October 2018 1,799 3 View

Why nanoparticles are considered better than their corresponding ions?

I want to understand the concept of nanoparticles. nanoparticles are considered better due to their size but as nanoparticles are prepared from corresponding ions by taking up electron through...

24 July 2018 6,940 15 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

What is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Discrete Phase model (DPM) particle break-up has particle size limits during particle tracking?

Hello, I am currently working on simulating water droplet partciles in a closed room. When I use uniform particles, without "particle break-up", I can carry out the simulation without any problem....

02 March 2021 3,053 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

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01 March 2021 3,905 5 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View