Is an Algal Microbial Fuel Cell a good research topic?

What do you think about studying the electricity production in an Algal Microbial Fuel Cell? Namely at the anode there is for example a solution with bacteria which degradate organic matter into...

27 January 2021 5,681 5 View

How to BLAST thousands of microbiome sequences?

I'm an undergraduate student completing a capstone project working to characterize a plant microbiome. I have a couple thousand fungal ITS sequences in a fasta file. Is there any way to analyze...

03 November 2019 6,622 3 View

Does anyone of you know a (free) survey software which allows to upload audio answers?

I am currently doing a study for my MA thesis and I need to find a free survey where I can upload 2 short audio answers after a written question. The participants should listen to the options in...

23 July 2019 8,023 2 View

How to calculate the solubility of a "partial" salt 2:1?

Hi, I have a doubt about the solubility / pH profile of 3tc. In practice, a solution of 3TC free base is prepared by adding an excess, which is why a bottom body will be formed which is in...

15 June 2019 8,263 2 View

How to get a physiological pH when making 16% Paraformaldehyde?

I made 16% paraformaldehyde from scratch (dissolving powder in ddH20). While I was attempting to pH it, it would rapidly switch from alkaline to acidic according to the pH strips we use (range pH...

08 April 2019 6,179 3 View

How can I find out which proteins possess a specific domain or motif?

10 December 2018 8,739 2 View

What are the atomic parts of learning a character based language?

I am interested in making a suite of Unity Engine video games for second language acquisition in character based languages. The language of peak interest is Mandarin Chinese. Currently, I'm aware...

29 May 2018 6,880 1 View

Is it possible to thaw an OCT-embedded brain in order to drop-fix in PFA?

27 November 2016 9,411 1 View

Are there psychometric test (i.e. PAI, MMPI-2 RF) that have been "normed" for on-duty police officers for determing mental conditions post trauma?

02 October 2016 522 3 View

To detect Granzyme B intracellular, why the cells needed to be stimulated before staining?

if the detected cellss were stimulated in vivo, the cellls in vitro still needed to be stimulated by specific cytokines? if needed, how long is suitable for stimulating?

20 April 2016 3,502 3 View

What is the difference between L1 and L2 regularization in machine learning?

L1 and L2 regularization

28 February 2021 4,187 3 View

How to analyse a (perceptual) study using differing/comparable sets of stimuli?

I plan on running an online perceptual experiment that has, let's say, 100 unique video stimuli altogether. Since these are too many to be rated by every participants, I would like to present the...

15 February 2021 7,444 2 View

Why is PVDF splashing and bursting under vacuum ?

I prepared PVDF in a very regular way by dissolving it with stirring at room temperature but when i placed it in vacuum for eliminating the bubbles and trapped gases it started to burst and...

09 January 2021 3,965 3 View

How would you scale intra-day returns to daily returns?

16 December 2020 6,284 3 View

What do you think is the difference between distance learning and regular education?

Which do you think is more effective, distance-learning, or regular training?

23 November 2020 7,162 21 View

Can Molecular Dynamics calculation for protein be done on a regular PC?

I would like to know if it is possible to do MD calculations for protein on a regular PC? If it is possible, then what are some of the software that can be used and if there is anything i need to...

05 September 2020 1,500 6 View

Is Repeated Measure Analysis for a Non-parametric data possible?

I want to do a Repeated Measure Analysis for data for three time points. But I can't do One Way RM ANOVA as the data is non-parametric, as is elucidated by Shapiro WIlk's Test for Normaility and...

02 September 2020 2,764 10 View

While plotting an ROC curve, is there any circumstance where we get an AUC > 1?

Under regular conditions of plotting an ROC curve (in medical research), is there any circumstance where we get an AUC >1? If so, how do we interpret it?

29 August 2020 2,410 3 View

Is there a good text/book on trend analyses?

Dear friends, I am looking for a book/text on trend studies and their statistical analysis. So far I found out that a trend study focuses on the same population with different individuals at...

22 August 2020 9,031 3 View

Could you please share your results of regular RG activities? How do you feel if your score is not increased or downgraded? How can we increase Score?

Could you please share your results of regular RG activities? How do you feel if your score is not increased or downgraded? How can we increase Score?

18 July 2020 2,848 48 View