Can Dess-Martin Periodinane be used in DMF or THF?

After seeking for references, most of the solvents for Dess-Martin is DCM, but my compound has a poor solubility in DCM. Because my compound is acid-sensitive, I prefer not to use IBX to oxidize...

17 January 2021 3,586 3 View

The correct way to measure moss humidity in field?

I want to record the humidity of moss in the field within a few months, i am thinking I can use the Humidity recorder, placed on the moss surface, but is this the correct way to measure moss...

08 April 2019 5,491 1 View

Does any tardigrades can live in acid/base environments? Such as the soil of hot spring?

Hello, I want to try to find the water bears in the soil, but I am considering about the water bears that can survive in a hot and acid/base environment? Thanks!

11 January 2019 5,216 4 View

Tissue in liquid nitrogen can be used for pathological analysis?

I am concerned that hepatic tumor tissue stored in liquid nitrogen for 3-5days can be deflozen and used for pathological analysis to estimate the invasion condition

25 January 2018 3,130 2 View

Do anyone of you have a scale named cognitive flexibility scale?

19 February 2017 3,505 3 View

Any suggestion for buiding the orthotopic lung cancer?

07 August 2016 4,644 4 View

Can anyone explain reason for HPLC column back pressure and RT shift?

I recently observed the shift of the whole profile little by little due to the passage of time / long term use of the column. In 2 weeks, the shift became 0.4min much later and the back pressure...

15 March 2016 7,747 3 View

How to use lipofectamine3000(Invitrogen) to perform the packaging of lentivirus?

29 February 2016 7,916 1 View

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22 February 2016 5,802 7 View

What's your perception of teachers' rights and your knowledge about this issue?

Can educators share your views on teachers' rights by giving your 1. personal thoughts and 2. theoretical knowledge in this area? TQ

09 January 2013 8,963 3 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What are the saturated salt solutions that can give specific relative humidity of 35%, 65% and 95% for conditioning wood specimens?

Due to the unavailability of climate rooms, I want to carry out an experiment that require the use of certain saturated salt solutions especially those that can condition the wood specimen to 35%,...

25 February 2021 8,139 1 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

Have anyone checked before Cyclic voltammograms of intial ITO substrate and E-teck?

As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...

23 February 2021 3,175 3 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

22 February 2021 6,569 3 View