Abaqus Error: The surface of a 3D discrete rigid part does not exist in the assembly?

I used a discrete rigid part (cuboid) to translate a force into a plate for a bending test. Trying to run the job, there occurs an error that the surface of the cuboid does not exist. In the...

20 January 2020 5,160 4 View

How to deal with student's evaluations?

In order to improve own's teaching it is essental to get constructive feedback, The only form this feedback is organized and instituionalized (at the moment at least) is student's evaluation with...

07 May 2018 2,321 28 View

Suitable concentrations of apamin and paxilline for topical cortical application?

Hi all, Do you guys have any experience with modulating cortical BK and SK calcium-activated potassium channels in vivo in mice? In particular I'm interested to know what would be suitable...

12 September 2017 6,355 1 View

Why is the impact factor of ALTEX not listed in papers published there?

Just wondering, because ATLA is listed...Although much lower

06 July 2016 1,004 0 View

A diabetes out patient clinic "on demand"?

29 June 2016 6,349 3 View

Potassium-sensitive electrode interference

Hi, Does anyone have experience with measuring extracellular potassium using valinomycin-based K+-sensitive micro-electrodes in conjunction with noradrenergic receptor antagonist application...

17 February 2016 6,596 1 View

Strict syllabus or improvisation?

Following the "teaching the subject or teaching students" thread, I want to ask how strictly one should follow a syllabus in order to communicate with student's needs. It's easy to say: let's...

07 December 2015 7,793 65 View

Why do transformed TOP10 grow on amp plates and not in amp LB fluid?

Hello everybody, I am having issues in constructing/ cloning a plasmid in TOP10 E. coli cell lines. We started contructing with a pGEX plasmid and our inserts (length: appr. 250 bp and 350 bp)....

15 October 2014 2,993 16 View

What is a good device to measure blood pressure non invasively in isoflurane anesthetized C57Bl/6?

Hi everyone, I am doing in vivo imaging in the kidney of mice and I want to measure the blood pressure of the mice while I am imaging them. I want to control the anesthesia depth on one hand but...

29 September 2014 6,406 3 View

What are success factors to implement eco-innovations?

08 March 2014 1,110 4 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View

Any references about insects or animals that can damage or weathering of rock or fossil material?

Are there any references to insects or animals that can cause damage or weathering to the rock or fossil material? books or paper that would be nice. Thank you very much!

24 February 2021 6,805 3 View

Please help in identification of this insect?

This insect is minute in size around 1 mm and not clearly visible with naked eye.

22 February 2021 5,907 11 View

Aspen Plus Error: Unknown or undefined bead number?

Hello, in my Aspen Plus Simulation (see attachment) there are two heat exchangers. One HEX1 (oil+gas) ist fed by hot gas which ist coming out of a burner. The other HEX2 (gas+gas) shall work as a...

14 February 2021 8,096 2 View

How reliable is estimation of copy numbers by absolute qPCR?

Hello, I would like to compare the expression levels of several genes in insects, so I prepared standard curves and estimated copy numbers of each sequence in my samples. But for one of the genes,...

11 February 2021 8,421 13 View

Is this 6GHz wifi antenna create complexity at the time of febrication?

I have design a 6GHz antenna for wifi.The feed line width is 2mm and there are 2 parasitic elements beside this feed line with 1 mm gap.Is there any problem at the time of febrication?

04 February 2021 9,241 3 View