What is the suitable range of Sulfur content and Viscosity of Heavy fluid Oil that used in Kiln?

What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?

24 February 2021 8,219 2 View

Is Handheld XRF analyzer useable? and accurate in geochemical test?

What is the different between Lab XRF and Hanheld XRF, is it accurate and useable to analyze sedimentary rocks?

23 January 2021 9,941 6 View

Does oil interfere Total Dissolved Solid determination in water?

Dear friends, this is regarding Total Dissolved Solids test. when we have a oil mixed sample how do we analyze TDS? when sample is filtered through a glass micro fiber filter paper, oil in the...

04 November 2020 5,065 3 View

UV-Vis Spectroscopy of Carbon Nano Tube ?

Dear all, I just started the UV-Vis Spectroscopy of Carbon nanotube (CNT). I just got confused to interpret the results. Would you please help me with these questions: 1- Why I cannot find the...

30 June 2020 4,676 7 View

Why do I not see any bands on SDS-PAGE while the Bradford colorimetric assay gives blue color ?

I am purifying a recombinant protein (MW 37 kD) using IMAC. I used the Bradford colorimetric assay (by adding a drop of the solution from the column to Coomassie blue G-250) on the wash and...

07 April 2020 3,068 9 View

How can connected between microbiology with histology or pathology?

any idea a bout how bacterial infection due to tissues pathology this could be a link between them or not.

08 February 2020 6,840 4 View

In meta analysis, what do you have to do with a research in which the dependent variable is broken into two variables ( y1 and y2)?

If you want to use the meta-analysis as your research method to investigate the relationship between two variables (ie x as independent and y as dependent variable), what do you have to do with a...

05 December 2019 5,666 3 View

Is there a way to test arsenic content in LPG streams up to ppb??

I working on adsorption of Arsine and phosphine from hydrocarbon streams such as propane, propylene, etc. Is there a test method that can be detect Arsine in the range of 1 ppb from these feed...

24 May 2019 5,007 1 View

Conductivity value not matching with other parameters?

10 March 2019 2,401 3 View

How can I calculate LOD and LOQ in HPLC-MS/MS?

Hi, Dear All, I got some results of my master thesis (atropine and scopolamine detection in contaminated millet with Datura seeds) with HPLC-MS/MS. Now, I want to calculate LOD and LOQ. I know it...

07 February 2017 4,458 3 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 1 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

Which are the journals for free paper publication?

A bunch of flower for everybody. I would like to ask about the list of journals which we can publish our paper for free. Thanks in advance. Sincerely Walid

25 February 2021 9,790 3 View

Suggestions for occupational stress surveys?

I am currently writing a masters thesis on reasons for occupational stress in the early childhood classroom, and want to include a short survey assessing participants work-related stress levels. I...

24 February 2021 8,678 2 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View

How to find natural frequency of a bridge from vehicle induced vibrations?

i have frequencies of bridge that are effected by mass of vehicle. the problem is when any vehicle pass the bridge it would add the its mass to the bridge mass ultimately mass of the bridge will...

22 February 2021 10,004 3 View