Is there any teachers based in UK who would like to take part in my study?

24 February 2021 4,833 3 View

Why CHi^2 is reducing if I divide the intensity by a constant factor?

I was refining my XRD data in FullProf. Highest intensity was 400000. The fitting was good but still the Chi^2 value is very high (0.174E+04) I divided the intensity by some constant factor (say...

17 February 2021 3,383 5 View

Is there anyone who is good with DNA extraction from hops?

Hi I extracted the DNA using the CTAB method and purified it with a kit, then I get this band like in the picture below. I am desperate, what can I do!

16 February 2021 5,508 3 View

How to do rat bone Immunofluorescence, Please suggest?

Hello, I have been trying to do a rat bone Immunofluorescence histology study. But not able to find a successful protocol till now, Any suggestions? Rat bone: Decalcifies Embedding: Cryo

26 January 2021 4,165 3 View

How to calculate the band potential of a semiconductor material using energy band gap?

I am looking for methods to calculate the band potential of ZnFe2O4 and Fe2O3.

05 January 2021 6,416 2 View

I am confused about the number of active sites in enzymes. Is there any enzyme with multiple active sites?

I want to know about the number of active sites in an enzyme.

15 December 2020 231 9 View

Besides, DMSO, EDTA, and K2Cr2O7 to scavenge the OH radicals, holes, and electrons respectively what are the other chemicals being used for scavengin?

Besides, DMSO, EDTA, and K2Cr2O7 to scavenge the OH radicals, holes, and electrons respectively what are the other chemicals being used for scavenging? Please share the files with complete...

30 November 2020 4,935 1 View

Which procedure is most convenient for performing tensile strength tests on reinforced laboratory soil specimens?

The fact that there are no proper laboratory equipments devised till date for direct tensile testing of soil, I'm looking for a simple indirect procedure that would help in determining tensile...

12 October 2020 8,231 2 View

No title

04 October 2020 912 27 View

How Geochemical models help in solution chemistry in the experiment?

Added Si to nutrient solution carrying metals and mineral nutrients under acidic conditions, therefore, it's necessary that they provide evidence that Si addition does not cause pH fluctuations...

26 September 2020 7,706 2 View

How to measure angle between laser travel path and machine axis in Laser Measurement system?

25 February 2021 1,987 3 View

Can i know the conversion of human SAR value to that of a mice?

The phone have 'Head SAR' of 0,527 W/kg, and I give exposure to male Mus Musculus 3G (2100 MHz) and 4G (1800MHz) each group for 1 hour per day for 30 day. Is the result will be the same in human?...

26 December 2020 2,475 3 View

How can I mesh concrete slab with cavity holes for headed stud embedment on ANSYS workbench?

I have sliced the concrete slab into three component to define contacts. I need to ensure that when meshing, the algorithm reads it as one part and not three different parts as designed.

21 December 2020 5,244 1 View

Blow extrusion of PLA with the HDPE non rotary die. Is it possible?

Hello, I managed to run a small blown extrusion line, head diameter 70mm / screw 45mm. The machine is to be used for extrusion of sleeves from 200 to 500mm wide. Unfortunately, I have a draw...

13 December 2020 2,824 5 View

High pass filter on EMG after Bandpass(Boonstra2012)?

Hi all, I am currently trying to carry out an EMG coherence analysis, prior to this I have been reading some papers. I can understand the Bandpass implication from range A Hz to B Hz, but from...

25 November 2020 7,461 1 View

What are the necessary step and topics on how to break down your full report into a paper for publishing?

Hello, I wish to know how to break down a full report into a lesser number of pages that will fit publishing rather than publishing the full report of about 200 pages. So, what topics or main...

19 November 2020 5,990 7 View

Do you have any practical methods of dipping the same amount of leads into the cell as a working electrode each time?

Dear colleagues, What kind of way do you follow to immerse the same amount of heads as pencil graphite electrodes into the cell every time for the cyclic voltammetry in sensor studies? May you...

18 October 2020 6,045 4 View

Do you have sample of innovative practices in managing department?

As a head teacher in math department in a public school , I'm trying to find a system that will have a systematic way of the to submit report on time.

13 September 2020 1,151 3 View

A white mass inside the head of a cretaceous ant. What can it be?

I have a small piece of Burmese amber with a worker of the stem ant Gerontoformica sp. When focusing the head using incident light, it can be seen a white bilateral structure with several lateral...

26 August 2020 9,688 10 View

Why my mice cannot make the turn in the pole test?

Hello, I am doing the pole test to my mice where I use a 1 cm diameter, 50 cm height pole. I place the mice with their head oriented upward on the top of the pole. I am supposed to record the time...

22 August 2020 3,523 1 View