How can i characterise the crud extract of peganum harmala seeds ?

Hello everyone, The crud extracts of peganum harmala seeds contains alkaloids and polyphenolic compounds and i want to do the HPLC , LC-MS or RMN without extracting them, can you give me the...

06 March 2020 6,849 4 View

What analyzes can we do to characterize and know the different composition of a seed oil?

What analyzes can we do to characterize and know the different composition of a seed oil? which devices can be used? Thank you

26 January 2020 1,927 2 View

What are the criteria of academic promotion in your university/country?

How many requirement should be met to get the academic promotion in your university. number of publications for example.

30 May 2019 7,909 7 View

Analysis for additive, antagonistic, or synergistic interaction?

I would like to calculate the expected mortality using the formula of Nishimatsu and Jackson (1998) Pe= Po + (1- Po) (P1) + (1 - Po) (1- P1) (P2) with Po is the natural (control) mortality, P1 is...

07 November 2018 4,017 3 View

What is the best software to perform Whole Genome Sequencing?

Hi ! In my lab, we plan to do Whole Genome Sequencing (WGS), can someone tell me the best dedicated software for this work? I thought I understood that these software require having super...

23 May 2017 5,439 3 View

Qualitative data collection in Arabic

How would you go about transcribing and coding data collection done in Arabic (Lebanese) if analysis is to be done in French or English? would you transcribe 1st to Arabic and code in Arabic then...

01 January 1970 6,722 1 View

What do you think about the "Editions Universitaires Europeennes"?

Dear all, What is the desired benefit of publishing with the "Editions Universitaires Europeennes" https://www.editions-ue.com/ ? Do you consider it a predatory...

01 January 1970 1,122 20 View

Is one of the colleagues interested to Join a project of dating coral reefs by radiometric uranium?

At present i started a project of age dating and stable isotopes for carbon and oxygen for raised coral reef terraces along the Red Sea of Saudi Arabia. I need somebody who has such facilities in...

01 January 1970 4,725 0 View

What is the appropriate way to design primers with specific SNPs?

I want to design some primers to characterize differents SNP (Single Nucleotid Polymorphisme) in a simple process using PCR and agarose gel, not for sequencing. What could be the appropriate way...

01 January 1970 9,712 6 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

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01 March 2021 3,905 5 View

Which group formation theory do you recommend for projects that aim to bring together entrepreneurs for training for regional development?

I would like to have ideas about which theories of group formation are suitable for entrepreneurial training projects, with the aim of creating bonds, building trust, and collaboration for...

28 February 2021 4,223 2 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 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

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View