Door stuck of StepOnePlus RTPCR System?

I was trying to conduct an experiment on StepOnePlus RealTime PCR System (Applied Biosystems) using qPCR Tubes supplied with the machine, but the door got stuck and won't come down even after 4...

11 April 2019 9,643 2 View

What are the 'must take' precautions for shade drying Algal biomass?

I collected the algae from the shore, removed any impurities and shells they were attached, let them hang in shade to remove excess water and spread them in shade to dry. Later i wish to powder...

11 February 2018 8,802 2 View

What is the specific use of normal and heat inactivated FBS in cell culture?

I do know that the heat inactivation will kill all the complement protiens and some cell lines may or may not grow better in inactivated FBS. How important is it? and how to know wether i need an...

11 February 2018 6,748 13 View

I wish to stain sections of algae (Specifically: order Ceramiales). Can anyone suggest an alternate stain for Aniline blue?

Centroceras and Ceramium are mostly stained using aniline blue.

19 January 2016 3,759 3 View

Any advice on equivalency between two different analytical methods (in-house and compendial method)?

03 December 2015 1,412 3 View

How do I make direction dependent cohesion and friction angle using Drucker-prager constitutive model for anisotropic soil in Abaqus?

How we can assign cohesion and friction angle using Drucker-prager model for anisotropic behavior of soil in abaqus ?

12 November 2015 7,721 1 View

How can I plot deviatoric stress vs. axial strain of whole model in triaxial test from odb field output in Abaqus?

Thanks in advance for your replies.

08 April 2015 1,644 7 View

DNA shearing in gel electrophoresis, suggestions?

15 July 2014 4,215 9 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

ANCOVA controlling baseline in RCT - how to perform power analysis and sample size estimation?

Hi, I have a simple question. I am hoping to perform a power analysis/sample size estimation for an RCT. We will be controlling for baseline symptoms, and using post-treatment or change scores as...

19 February 2021 2,648 23 View

Why are the modelled and circuit system different in response for controlled buck converter?

[Images are attached at bottom] I am currently working on a buck converter controlled by two different control methods, Reinforcement learning applied to find PID values & a lead-lag...

16 February 2021 5,060 10 View

Is there any solar electric power plant having the concentrated photovoltaic modules?

The solar photovoltaic (PV) power plant uses commercial (non-concentrated) PV modules which are quite simple in design and reliable. They can work on fixed orientation and don't need the moving...

16 February 2021 3,796 9 View

How can we estimate sample size for a moderated mediation analysis with more than two mediators?

How can we estimate sample size for a moderated mediation analysis with more than two mediators? I am looking for scripts, macros, syntaxes, that allow us to estimate sample sizes for research...

15 February 2021 6,813 3 View