Does anyone know of a predictable relationship beween surface gravity and atmospheric composition?

The attached file demonstrates that there is a predictable relationship between the structural density of a terrestrial body and its none-rotating surface gravity. Using Newton's gravity law of...

26 February 2021 2,317 3 View

What is the chemical composition of chlorellin?

The chlorellin is the chemical compound which is first extracted from Chlorella vulgaris by Pratt in 1944. Spoehr in 1949 wrote that it is a mixture between fatty-acids and hyrdocarbons and its...

25 January 2021 8,538 1 View

Is it possible to dynamically adjust the data rate of a wireless node using TSCH protocol in Link Layer?

I'm currently learning about rate-based congestion control for industrial wireless sensor network. Suppose there is a network consisting of several sensor nodes and one coordinator node connected...

12 November 2020 373 2 View

How long can PBMCs survive outside of an incubator in R-10 culturing medium?

I have been running ELISPOTS with not much success recently due to high levels of background. After testing everything from the DMSO used in peptide stimulation to the FBS in the culturing medium,...

15 October 2020 849 3 View

How dissolve Hyaluronic acid with consistent viscosity?

I'm trying to dissolve HA in PBS or cell media, 20 mg/ml, but gets inconsistent viscosity on my solutions. Some samples are very viscous while others are very liquid. The HA functionalized with a...

30 June 2020 4,075 3 View

What does it mean if an anaplastic thyroid cancer has no mutations or fusions in a comprehensive PCR analysis?

The tumor has p53 possitivity, but a comprensive PCR analysis showed no mutations in tp53.

30 March 2020 884 3 View

What does a Negative Phi and Cramers V coefficients imply?

From the way we define the phi and Cramers V and from my theoretical knowledge, I expect Phi coefficient and Cramer's V to bare positive values. In a recent analysis using SPSS 22.0, Negative...

22 March 2020 4,064 6 View

How do I obtain Total Faradaic effeciency close to 100%?

After CO2 Electrochemical reduction on 6 samples, i obtained both gaseous and liquid products from GC-MS and NMR respectively. i quantified the liquid products by integrating each peak. for...

14 December 2019 5,479 4 View

Entrepreneurial Orientation Measurement Results?

Hello, I am looking for a review of EO measurement results via the Miller/Covin Slevin scale. I mean the actual values for innovativeness, risk and proactiveness. There are a number of papers who...

18 November 2019 8,474 3 View

Human-centered Design Questionnaire?

Hello, I'm searching for a [validated] Human-centered Design questionnaire. I've been searching in the Industrial Design and Human-computer Interaction literature, but have come up short. The...

26 October 2018 4,853 4 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 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 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

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 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 Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View