I'm working to find the document similarity among different news articles. Can I use cosine similarity measure and word2vec together ?

After extracting news from different news websites, I need to find the similarities between them. Which are the best techniques I can use for finding document similarity ? I'm planning to use...

24 October 2019 3,512 3 View

How to built ML phylogenetic by BEAST on CIPRES?

I have 278 nucleotide sequences of a pest species. I am trying to build an ML phylogenetic tree by BEAST using CIPRES portal. I have converted fasta file into .xml using BEAUti. Then I used that...

30 August 2019 8,274 12 View

Is that OK to prepare TE buffer at pH 10?

Dear Researchers, I would like to know your suggestions for the question. I am dealing with biological nanopore and for this I need TE buffer of pH 10? I have read that each buffer have its own pH...

13 June 2019 6,892 5 View

Ecological parameter calculators?

What software are more advance and accurate for biodiversity indices calculations now a days in Plant sciences?

21 March 2017 3,084 2 View

How does the washing of graphene oxide effect its morphology and properties?

is it important to wash graphene oxide with HCl or we can simple wash it with deionized and ultra-pure water?

08 February 2017 5,585 21 View

Is the term invasive synonym to pervasive in plant biology, if not what's the difference?

Invasive vs pervasive?

16 November 2016 8,392 6 View

KNN Classification problem. Why the test result is always the first label of training sample?

Hello everyone I've a training set of 17 observations. The dimensions of training and testing data are X= 17x7660 (features, each row is feats from each obs) Y= 17 x 1 (label for each row)...

02 November 2016 1,057 7 View

How to induce chemical hypoxia with CoCl2 in A549 cells?

I would like to know the exact protocol to induce chemical hypoxia in A549 cells. There are some variations that I have noticed in the method in various papers which are confusing. Do we starve...

18 June 2016 8,897 3 View

Which is the best marker to sort splenic macrophages from mice by flow cytometry?

12 June 2016 4,898 3 View

How to find difference of entropy at different scales of an image?

Hello, Finding the entropy of an image at each pixel can be done using moving window. If an image is downsampled, how to find the difference of entropy among original and downsampled version of...

08 May 2016 3,942 5 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

How can I measure the thickness of thin layers deposited on textured glass susbtrates?

I want to measure the thickness of aluminum oxide and titanium oxide layers deposited on textured glass substates. The layer thicknesses are typically below 100nm.

21 February 2021 5,465 4 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

I want to remove TiO2 and SiO2 coating from surface. any one can help me?

I want to remove TiO2 and SiO2 coating from surface. I think that i should use HCl and MgCl2 and an oxidation agent such as potassium nitrate, but i dont know in which propertion should these...

14 February 2021 300 3 View

What is the difference between Graphene Oxide and Expanded Graphite?

What are the main differences between Graphene Oxide and Expanded graphite, in terms of surface functionalities, conductivity, d-spacing and other features? Is the term expanded graphite...

06 February 2021 9,810 4 View

PEG coated Fe3O4 nanoparticles in aqueous NH3?

Hello, I synthesized PEG coated Fe3O4 nanoparticles by coprecipitation methods and I would like to ask whether they can be dispersed in aqueous NH3 since they have a PEG coating and theoretically...

06 February 2021 5,217 4 View

References for relative humidity created by salt solutions at different temperatures?

I understand that the ability of standard salt solutions commonly used to produce a certain relative humidity (RH) in a closed space changes somewhat with the temperature. Where do I find data...

04 February 2021 7,370 4 View

How to apply graphene oxide on an gold electrode?

Dear Fellows, now it is the time to push graphene applications further in terms of easy and low cost production surroundings. Thus I recently dived in the materia and I am facing tons of papers,...

02 February 2021 6,284 2 View