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

Interdendritic phase coarsens during homogenization?

Hello Is it possible for the micro-segregation (non-equilibrium phases) coarsen during the homogenization treatment? There is an obvious reduction in the quantity, but some of the phases remained...

19 September 2020 4,985 3 View

Could you please suggest me a good topic for my research paper (Tensor calculus with its applications in General relativity)??

i am currently working on topics in Tensor calculus with its applications in General relativity - im looking to write a research paper with whatever little background i have - Could you please...

18 September 2020 6,278 2 View

Preparing ethanol standards for HPLC?

I need to prepare ethanol standards for HPLC to quantify the bio-ethanol in my sample of interest. What range of known concentrations would I have to prepare for estimating ethanol concentration...

15 October 2019 8,844 5 View

Quantitative data from a regular FT-IR?

Hi, ATR-FT-IR spectroscopy is being used for the quantification of a particular compound. Is it not possible to run a known quantity of a sample in a regular FT-IR and then compare the peaks...

22 August 2019 9,552 17 View

Can anyone help me with an SDS PAGE's image?

Hi, One of my colleagues has used a pre-cast, commercially available 10% separating gel for his SDS PAGE. Later, while interpreting the results, we observed a broadening of the marker lane...

14 August 2019 8,943 17 View

How many hypotheses should I write for my study?

For my experimental study I created a course material for the visually challenged and implemented it by designing a learning model. Both are unique. Should I write two hypotheses, one for the...

25 March 2019 7,687 6 View

Does Koops media supports the growth of Ammonia oxidizers alone?

Does koops media supports the growth of Ammonia oxidizing bacteria only? Or other heterotrophic microbes will also grow in the same media? Similarly Watson and Waterbury media supports only NOB...

18 March 2019 4,176 1 View

Where do I write about the Mnemonic Model I created and tested in an experimental study in the thesis? In Methodology section or a separate chapter?

The methodology section of the thesis tells about the details, stages and the tools used in the experimental study. If I have created a Model and tested the efficacy, in which chapter should I...

06 February 2019 4,391 2 View

Chemical mobility from Darken's equation?

19 June 2018 8,585 3 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View