QTL, recombination frection?

22 February 2021 2,588 2 View

What are the dimensions by which the independent variable (big data) can be measured, Knowing We using the questionnaire instrument?

We have a research project consisting of three variables where big data is the independent variable. Some previous studies showed that Volume, Variety, Velocity and Veracity Are the dimensions...

21 February 2021 8,133 2 View

How can we determine the band gap of a composite material that is made up of a composition of direct and indirect band gap semiconductor materials?

I have a direct band gap material and an indirect band gap material. If I made a composite of both through physical mixing. Then how can I determine the band gap of such a material as the Tauc...

17 February 2021 8,104 4 View

What's the main sources for a study of "ethics" in the 1500-1620 period?

I would like experts to provide me with the philosophers of the 1500-1620 period who discussed "ethics" in all or parts of their career. Erasmus, Montaigne, Castiglione, Bruno, Sidney and their...

04 January 2021 7,054 3 View

What Electrolyte Solution should be used for EIS and CV, While material I'm using is Carbon doped Titania as a counter electrode in DSSC?

Hope so, you are all fine, I want to perform EIS and CV of my material Carbon doped Titania as a counter electrode for DSSC, I just want to know what electrolyte solution and in what molar...

25 December 2020 7,095 3 View

How to determine the sample size for ANOVA in GPower?

Hi, I am going to execute an experiment with the four categorical variables (A=2 levels, B=2 levels, C=2 levels, D= 5 levels) and one dependent continuous variable. There are total of 40 groups...

19 December 2020 3,600 4 View

What are the free fee journal in Scopus or Clarivate classification deal with geotechnic ?

I want to introduce my manuscript to journal which is not take fee on publishing.

15 November 2020 609 3 View

Why the crystallographic plane (100) has higher growth rate than other planes such as (220), (111) in (100) oriented crystal?

Dear All, Here I have an interesting question that comes to me about crystallographic planes and growth rate. The literature survey shows, the (100)-oriented crystals the crystallographic plane...

06 November 2020 9,490 10 View

Can we co-relate that A-site vacancies are one of the main reasons for (110)-texture formation? But how?

A-site deficient 0.1BiScO3-BaTiO3 (BSBT) thin films were deposited on Pt/TiO2/SiO2/Si substrate by using PLD. XPS results revealed that A-site vacancies increase with the increase of deposition...

05 November 2020 9,281 1 View

Difference between Data-Driven Adaptive Robust Optimization and Adaptive Robust Optimization?

Could you make some points about the difference between Data-Driven Adaptive Robust Optimization and (classic) Adaptive Robust Optimization?

01 November 2020 9,653 3 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 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

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

Do you kow of any database containing data on retention time, log P and polarizability for a large number of molecules?

Hi, I am a chemistry undergraduate doing my dissertation project on HPLC. In my project, I need to predict the HPLC retention time of 20 aromatic molecules, the calibration set. To do this I will...

24 February 2021 2,602 1 View