How to make a time series imputation benchmark ?

Hello ! In a work, I have to benchmark different algorithms to fill in missing values in time series. I insist on the fact that this is imputation and not forecasting. In my case, I have access...

24 February 2021 7,470 7 View

How to make PEDOT:PSS fluorescent?

Hello, I am spin coating thin films of PEDOT:PSS (Ossila, PH1000, ~50nm thick) on Si wafers and would like to make this thin films fluorescent. I have tried to dissolve fluorescent dyes in the...

05 January 2021 6,563 6 View

INEXT in R: Problems with processing data. Who can tell me, what I'm doing wrong?

Hello, I'm trying to compare two small datasets of Elasmobranchs landed by artisanal fisheries in Brazil via rarefaction curves that are based on sampling units, not abundances. Therefore, I...

02 April 2020 3,727 9 View

Small sample size in master thesis: What suggestions do you have how to statistically treat the data?

Dear everyone who might be able to help: Hello! I'm currently a student in marine science and I am writing my master thesis about Elasmobranchs and the big numbers that are being caught by...

19 February 2020 2,741 12 View

Can a SV40 polyA signal be inverted ?

Hi all. It may sound a bit silly but I was wondering whether a SV40 polyA signal could be inverted. For reasons, I have to introduce one in a plasmid of mine but I have only one unique...

13 November 2018 774 5 View

In CxG, where are collostructional preferences stored? Are they formal, functional or external properties of constructions?

Trying to apply key concepts from CxG to modality in English, I came across research by Boogaart (2009). He particularly looks at the modal verb 'kunnen' in Dutch and raises an interesting...

12 September 2018 3,687 9 View

Is there a method to calculate the spill over effect of a terrestrial protected area on wildlife?

This would be to quantify the value of some Canadian national parks for the communities living around them. A case study would be fine.

07 February 2017 1,509 8 View

What is the consequences of phosphatase activity alteration un human physiology?

Or do you know a drug (or a drug candidate in clinical trial) which impacts (directly or indirectly) phosphatase activity? Thank you!

12 October 2016 5,040 3 View

Has anyone encountered poorly efficient smartpooled siRNA?

05 May 2016 7,743 4 View

What glucose concentration should the C6 cell line be cultured at?

There are some descripencies in the literature on whether differentiated C6 astrocytes should be cultured under normal conditions at 6.9mM (ATCC) or 18 mM (some literature). Which one is it?

10 January 2016 1,982 1 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

How to search for crystal structure for material with atomic position labelled?

I am using the crystallographic open database and materials project to search for cif file but the exact structure is not mentioned or how can I deduce that the given structure and atomic position...

23 February 2021 6,723 2 View

How to generate AA6061 alloy or any aluminium alloy crystal in material studio?

I need to carry out molecular dynamics simulation on Aluminium alloy. For this i need the crystal structure that which could be further replicated to form a structure.

22 February 2021 1,410 1 View

Build an orthogonal box in ASE?

Hello, I was wondering the best way to build an orthogonal box filled with a defined crystal structure in ASE. I know it could be easily done in LAMMPS, but I guess it is also doable in ASE. The...

21 February 2021 5,899 4 View

How can I make sure that BCTC doesn't fall out of solution/form DMSO crystals when treating cells?

I resuspended my BCTC as described on the bottle at 10mg/mL in DMSO. However, I can see the formation of crystals which I can only assume are DMSO and that the drug is precipitating out of...

14 February 2021 5,633 1 View

Is there a way to tell based on appearance which protein crystal should diffract the best?

I have had unheard of success with protein crystallography lately from a super successful protein expression and purification batch. I have attained a lately reproducible vast amount of crystals...

09 February 2021 5,155 5 View

What is the molecular size for crystal violet and reactive orange 16?

I am using methyl violet 10B and reactive orange 16 (RO16) dyes for my Ph.D. research. I'm trying to find the molecular size for both of these dyes. It is possible for me to find these dyes'...

01 February 2021 3,333 4 View

Aspen plus (hydrometallurgy set-up) & reactions solid-liquid ?

I have to simulate a hydrometallurgical process where there are the following phases: - leaching (solid-liquid reactions) - cementation (solid-liquid reactions) - electrowinning (energy ) -...

30 January 2021 9,225 3 View