Is there a way to make the nitrogenase enzyme more efficient, to fix atmospheric nitrogen?

I am interested in all scientific studies related to this enzyme.

22 November 2020 747 6 View

Which pathogenic bacteria are models of atmospheric nitrogen fixation?

I studied about Klebsiella bacteria, are there other pathogenic bacteria that have nitrogenase enzyme?

22 November 2020 2,549 4 View

Is there a difference in the effect of temperature on the pathological and isolated Klebsiella from the environment?

I want to know the effect of temperature on the growth of bacteria, as well as on the ability of bacteria to nitrogen fixation.

22 November 2020 3,623 2 View

How can an inelastic orthotropic material be defined in Abaqus?

Like wood for example

09 August 2018 1,391 4 View

How can an inelastic orthotropic material be defined in Abaqus?

Like wood for example

07 August 2018 1,569 5 View

hi every one ,I WANT free download book about green cement concrete???

hi every one ,I WANT free download book about green cement concrete???

03 April 2018 7,224 9 View

Hi every one , I need books about green concrete and mortar cement? PLZ send me open free links?

hi every one , I need books about green concrete and mortar cement? PLZ send me open free links

03 April 2018 2,129 1 View

Can you give the scientific conferences in April 2018 in Egypt ..please?

can you give the scientific conferences in April 2018 in Egypt ..please?

31 December 2017 8,102 1 View

HELLO.can any one help me and send to me FTIR for pure concrete cement M20???

ftir

04 May 2017 2,037 0 View

What's the most suitable molecular weight for PEG (polyethylene glycol) for rigid polyurethane foam formulation?

PEG, Rigid polyurethane foam

23 March 2017 2,358 3 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 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

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View