What is the ideal apparatus for testing chemiresistor gas sensors?

Currently, I am using a static setup, which consists of a large glass jar with an electric fan at the bottom (for air circulation) and liquid volatile samples are injected through a septum in the...

02 March 2016 1,445 2 View

Why does my chemiresistor IV curve not pass through the origin?

06 July 2015 5,778 10 View

What is the optimal method for attaching SiO2 nanoparticles to cellulose acetate fibers?

02 March 2015 1,067 2 View

Is it possible to model metal-enhanced fluorescence with FDTD freeware such as MEEP, B-CALM, or OptiFDTD?

I'm looking to model MEF using free FDTD software. Can this be done, and is it simple enough for a non-programmer to follow?

31 December 2014 9,506 2 View

How do I measure specific capacitance of a PANi/CB composite microfiber?

11 December 2014 7,518 4 View

Why do some fluorophores have a shoulder peak in their emission spectra?

I know that fluorescence emission is typically the mirror image of absorbance, but why? Specifically, I'm looking at the emission spectrum for polydiacetylene.

06 July 2014 5,808 8 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

How to best wash a 96-well plate containing microplastic?

I am planning my protocol for my dissertation for an experiment quantifying bacterial (E. coli) biofilm formation on micro-plastic (5mm discs of polyethylene bags) by conducting a crystal violet...

23 February 2021 7,868 2 View

Are there any known solvothermal methods to synthesize MoS2 nanosheets using solvents other than water (like ethanol/ethanol-water mixture) ?

I need to synthesize MoS2 nanosheets by alternate methods without pure water as a solvent.

22 February 2021 9,246 1 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

Is the box plot of climatic indices better illustrate from daily data or annual data?

Hello, I hope you have a good time. I work on a research project about temperature indices. Due to the high number of indices, I only work on tables and maps on an annual time scale. In other...

19 February 2021 9,742 2 View

Can ethanol be used as an analgesic?

If ethanol has analgesic properties, why isn't it used for clinical purposes?

18 February 2021 8,227 4 View

What is the best way to isolate Hydrolysable tannins on Sephadex column?

I am currently preparing to isolate polyphenolics (Hydrolysable tannins) from aqueous extract of a plant. I want to set up a small sephadex column to guide the major isolation on a laerge...

18 February 2021 1,455 3 View