Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 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

Does anyone have any ideas why drug-resistant malaria is increasing in Southeast Asia even when those drugs are no longer used?

When dealing with bacterial toxins, there are three varieties of microbes that develop in your petri dish: toxic, resistant, and susceptible. Initially, there are only toxic and vulnerable...

21 February 2021 6,084 5 View

Why do irreversible inhibitors only affect Vmax and not Km?

So I've been wondering why irreversible inhibitors only affect maximal velocity and not Km? Is there a...

19 January 2021 2,509 1 View

In the Venusian atmosphere why doesn't Nitrogen which is much lighter Carbon Dioxide float to the upper regions?

Carbon dioxide on Earth weighs 44 g/mol and has a density of around 1.98 kg/m3, about 1.53 times that of air. Nitrogen gas weighs 28 g/mol and has a density of 1.2506 g/L. During limnic eruptions...

15 January 2021 8,733 4 View

What type of cellular structures are these likely to be?

I have immunohistochemistry slides of human subcutaneous fat biopsy, with skin attached. Most of the structures are self-evident - skin, adipocytes, microvessels in transverse section (revealed by...

03 December 2020 4,238 7 View

Mata-analysis question: How to deal with multiple outcome scales used within individual studies?

Dear all, thanks for the help in advance. I am performing a met-analysis. Most of the studies included report the same outcome using multiple scales e.g. MMSE or CDRS. What is the best way of...

30 October 2020 8,629 5 View

Glucose dehydrogenase interference with glucokinase assay?

Hello all, I'm currently working with undergraduate student-researchers (there are no graduate students at my university) to purify and characterize the drug targetability of glucokinase from pig...

25 October 2020 3,553 7 View

What is the minimum number of timepoints for markov models?

For those who frequently work in markov models, I am interested in knowing the minimum number of time points/observations to get stable estimates of parameters. I have some follow ups, too:...

24 September 2020 9,659 3 View

How best to address statistical differences when there is no difference in the independent variable?

If an experiment includes, say, two groups and Condition 1 is identical between groups but Condition 2 differs between groups, what is the best course of action if one finds a significant...

17 September 2020 9,731 7 View

Can Reinforcement Learning solve problems where next state is not predictable?

23 February 2021 6,870 3 View

Which drug is better to modify blood pressure in awake monkey, if I provide it in the food or drink reward?

I need to modify the blood pressure in a monkey while is awake in the recording chamber, and I am planing on provide a drug for that in the food or water used for reward... any advise? Thank you

08 February 2021 9,900 1 View

Should you turn on a cycle and then using of the Renewal reward theorem in maintenance optimization problems?

In the maintenance optimization context, researchers use a structure such that it results in the Renewal reward theorem and they use this theorem to minimize the long-run cost rate criteria and...

10 November 2020 3,417 2 View

How to implement monte carlo method to compute state value in matlab ?

assume there are 80 states each with a possibility of 2 actions. we have a predefined reward function. The problem is about research allocation.

30 October 2020 9,930 3 View

How can I improve Reinforcement Learning Agent training?

Hello everyone, I am trying to develop an RL agent for a simple double integrator system. Unfortunately, my agent couldn't find the maximum reward. The attached figure is the average episode...

20 July 2020 6,159 4 View

Can RL agent's decision be explained after inference?

I would like to know if there is a method, or sets of method that can explain why a RL agent has chosen certain decision, after the agent has been trained. I'm not looking for different RL...

23 April 2020 151 3 View

Performance of Reward functions?

I want to know, how we can estimate about best reward function (RF) from the list of RFs? let suppose, I have two reward functions, which one can give the best performance. 1st RF Loss = sum i=0...

25 March 2020 6,047 2 View

No title

Dear experts, What is the impact of reviewing for predatory journals? I just came to know that many experts are adding their review or editorial record to Publons. Is it just to increase the...

01 February 2020 9,739 34 View

Anybody expert in Q-learning, please explain how the immediate reward is computed in Q-learning ?

Anybody expert in Q-learning, please explain how the immediate reward is computed in Q-learning ?

13 January 2020 1,163 1 View

Can you please introduce me some questionnaires for evaluation of Reward pathway in brain?

I search for some questionnaires that evaluate and check reward pathway in individuals. Till now I found Behavioral Inhibition System (BIS) and Behavioral Action System (BAS) questionnaires, can...

09 January 2020 7,418 6 View