Negative value of Pesaran's test for cross-sectional independence?

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What is the optimal method to prepare a controlled porosity osmotic pump (CPOP) tablet for scanning electron microscopy?

In order to assess the shape and size of pores formed by dissolving the pore former in the semipermeable membrane structure, SEM images are needed. Cellulose acetate was used in the coating...

15 February 2021 6,135 3 View

Are the mice expected to develop obvious airway disease after HDM? Will they have signs of respiratory distress at any time during the study?

I am developing model of asthma in mice using HDM. I was asked this question in order to submit the a protocol for developing a disease in animals. Searching in the literature, I can not find any...

30 December 2020 6,455 3 View

Using multi regression in curve fitting?

I have many data regarding two independent variables. I asking for how to get a fitting curve to predict the attitude of the two variables. I wonder if it will be beneficial to use multi...

03 March 2020 9,221 3 View

How can solve the failure of glass reinforced polyester GRP pipe on pressure test?

we make GRP pipe of glass fiber with polyester resin with 10 inch diameter by using filament winding machine, but when made a pressure test on this pipe, the failure pressure pipe at 8-10 bar...

30 June 2019 6,023 4 View

We measure the Isc and Voc on solar simulator of thin film solar cell (P-I-N), it appears a poor curent in some samples how solve this problem?

we deposition the P-I-N junction on ITO glass by plasma enhanced chemical vapor deposition (PECVD) and then coated the cell by silver paste to make the measurement on solar simulator. when...

16 March 2019 7,800 2 View

How can I measure Free Ag+ and free Cu2+ ions in solution?

I would like to know how much ions are available for reaction excluding any complexes. I am looking for free ions, Not dissolved copper or silver (which we can measure by ICP-MS).

12 February 2019 9,003 10 View

Why does MAOA genotype effect on aggression appear in males more consistently than females?

We now know that a mutation in MAOA gene excessively impact the person's susceptibility to aggressive behavior. However, research reports that findings regarding this gene were more consistent in...

19 October 2018 4,988 3 View

What is scientific reason behind using Sodium Hydroxide for mapping the grain boundaries in metals?

I need to map the grain boundaries of metal, and I want to understand why Sodium Hydroxide can be used for this?

19 July 2018 4,771 3 View

What are the factors affecting on the removal efficiency of oil from emulsified oily waste water by adsorption (sorption) process?

factats affecting on removal of oil from emulsified oily waste water by organic sorbents (powder polymer).

04 May 2018 2,088 3 View

Anyone worked on Quantum Image Processing?

I'd like to do a quantum image processing with using QuTip python package. Did anyone try to do so?

25 January 2018 1,795 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View