Question on calculating the static mean polarizabilities using Gaussian Output files?

I performed an opt calculation on molecule A and got A_opt. I performed a freq calculation on A_opt and got A_opt_freq I performed a polar calculation on A_opt and got A_opt_polar. The A_opt_freq...

09 December 2020 1,188 1 View

How do we choose an appropriate isovalue in ESP/MESP analysis?

I am a beginner to this particular side of the theoretical analysis of a molecule using Gaussian and GaussView. What do the isovalues mean? What physical significance do they hold? How does one...

30 November 2020 1,648 3 View

Whether "lattice parameter" and "lattice constant" are refering to same constants like a,b,c in crystals?

In crystal structures, the lattice constants are defined as "a", "b" and "c". In few literature(s), the "lattice parameter" is used. Are they same?. Is there any difference?.

27 January 2019 7,088 4 View

What is the minimum cDNA template amount to use for BioTaq Polymerase reaction?

I am doing a PCR with BioTaq polymerase enzyme from Bioline. I am not seeing any positive bands on my gel. Does anyone know the minimum amount of template to use for this enzyme reaction?

15 October 2018 1,316 3 View

How useful is RIN value when you send out total RNA for miRNA sequencing?

I am extracting RNA from mouse tissue and would like to send the samples for sequencing, particularly looking for miRNAs in the samples. How useful and resourceful is the RIN value when the...

05 June 2018 3,300 3 View

Are there any specific microglial and astrocyte markers for primary cultures from postnatal mouse pups (P4-P7)?

Hi all. I am culturing primary astrocyte and microglia cells from postnatal mouse pups (P4-P7) and we are interested in looking at the gene expression specific for these cells types at this age....

06 March 2018 3,867 6 View

Can anyone share their experiences working with triple negative cell lines to screen for bioactivity?

Hi, I would like to hear suggestions about choosing cell lines for screening of small molecules. I understand that the common cell line used is MDAMB231. I also notice that use of MDAMB435 is...

09 February 2016 6,043 3 View

I am trying to run a flow cytometry experiment with MDAMB231 cells to do a cell cycle analysis. But why do I not see any cells when I run them?

06 August 2015 2,210 5 View

Which is the best binder that can be used with HTPB ?

I found three different binders that can be used (Toluene 2,4 Di Isocyanate - TDI, Isophorone Di Isocyanate - IPDI, Dimeryil Di isocyanate - DDI) , but I am not sure which will be good.

27 January 2015 8,914 3 View

What is the importance of cold flow analysis in Hybrid Rocket Propulsion?

What is the importance of cold flow analysis in Hybrid Rocket Propulsion?

17 January 2015 5,374 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

Is anyone familiar with the cyclic compressive fatigue testing (BS EN 12697 - 25) ?

I would like to get more information on the cyclic compressive fatigue testing (BS EN 12697 - 25) which is typically done for bituminous material in pavement design. Any one can advise on the...

28 February 2021 2,004 3 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

How to use measure capacitance change in COMSOL time dependent study ?

I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...

26 February 2021 8,567 3 View