Where to find free online essays/thesis?

Is there a website that has free journals- online university assignment

28 December 2020 683 3 View

Is demonstration (in science) an effective way to support (secondary school) students learning?

Any good sources?

27 December 2020 2,122 3 View

Plant molecular biology ?

I want to add 1 ug or (1000ng ) of Plasmid DNA in a reaction mixture and add water for a final volume of 50 ul. my plasmid DNA a concentration of 68.47 ng/ul in which I have total DNA volume...

22 September 2020 7,325 6 View

How to compute empirical variogram?

Considering the regionalized variable of samples of grades of copper from 15 observation points taken around the Dilla area only in one direction (isotropy) in space. Then the data is presented on...

28 February 2020 5,104 3 View

How much of mineral element can be served by a portion of food in comparison to recommended daily intake?

The mineral contents were calculated for a certain grains in their raw form. How can we calculate how much a given mineral, say; zinc or iron can be served by a portion of the flour sample per 100...

15 August 2019 4,731 2 View

What is the appropriate stastical software to analysis for scale data collected from infected(inoculated) and control group(non infected) of plants?

I was collected my ten scale level data from from infected and control(non inoculated) by plant pathogen. Therefore, which statistical tools is appropriate for my data analysis?

09 February 2019 6,854 9 View

Does stability of Organic solar cells under an ultra short blue light and a blue light from solar spectrum differe even if they have the same flux?

I generated a blue ligh of 384 nm by frequency doubling a laser source of 775 nm with 150 fs duration. I then measured the degradation of my polymer films. But I am not sure the fact that this...

23 October 2018 6,541 2 View

No title

05 December 2017 2,260 3 View

What is the general behavior in relation to the correlation between the protein content and the fat content of plant foods, specifically legumes?

There are various arrays of trends and interactions between nutrients in a given food sample. The correlation between some of them is clear, as evidenced from my own result while working on the...

09 October 2017 4,377 4 View

Thermodynamics properties of R404A ?

Efficiency Longevity Performance Capacity Inlet and discharge gas temp. Refrigerant propertiest

01 October 2016 6,171 2 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

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 3 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

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

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 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

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 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