I am struggling with the concept of preprint papers and wonder how people feel about them?

Specifically, how should we use them given they have not been peer-reviewed? Should we rely on the results reported in pre-prints for policy? I am really probing for thoughts on whether...

04 February 2021 3,175 15 View

What is the original departure point light year distance, of visible here & now light, from the most distant stellar object?

What was the light year distance to the original departure point: of light arriving here and now from the most distant stellar objects? I am not asking the travel distance, but fine to also...

25 October 2020 8,978 14 View

Could you suggest to me the best simulator for Localization in Wireless Sensor Networks?

I want to simulate WSN for localization both for range-based (ultrsound) and range-free (RSSI). I want to measure the accuracy of each sensor and also the energy consumption. Which simulator is...

25 October 2020 9,816 8 View

What's this isomorphism at play in quantum optics?

I have looked at the time development of the creation and annihilation operators for a mode of the quantized free electromagnetic field. It was assumed that the equations of motion for these...

29 September 2020 8,955 5 View

What is the maximum service temperature of austenitic stainless steels hardend by cold-work?

I have an application for grade 304 stainless steel in the cold-worked concition - e.g. "half-hard" - and I would like to know a safe operating temperature that will not risk softening by...

22 July 2019 7,768 3 View

Could you also send reprint to <[email protected]> ?

My "question" stems from work at Barron Associates, Inc. in 1990's et seq. by A. Barron and D. Ward re polynomial neural nets having internal feedback loops that let them model dynamic (including...

10 December 2018 5,701 1 View

Is the sensitivity of current pancreatic elastase tests high enough to diagnose exocrine pancreatic insufficiency?

A recent meta-analysis has shown that pancreatic elastase test has a combined sensitivity of 0.77 in detecting exocrine pancreatic insufficiency (Vanga, Rohini R. et al. Clinical Gastroenterology...

18 April 2018 1,450 13 View

No title

I have tried to derive, in a particular form, an equation for the electric field of light propagating in a dielectric. Unfortunately, for my intended purpose, for the case of electromagnetic wave...

30 January 2017 379 7 View

What Spike Sorting algorithm/platform should I try next (Kilosort vs others)?

Dear all, Is there a Spike Sorting revolution taking place? There is always progress and new ideas on how to sort electrophysiological spikes in order to study single unit activity. I have the...

05 December 2016 2,120 2 View

How would stellar formation occur if prior to a cosmic inflation / expansion event?

13 January 2016 3,716 25 View

The hospitals reported rise in ICU admissions of young COVID patients - Is the new strain of COVID to be blamed?

05 January 2021 3,141 12 View

Is there any MRI or XRAY image or breaset cancer dataset available for public use?

I actually need a straight forward downloadable zip file of images. but whatever i found on google takes much process ( gives me contract pdf to sign and send them, dont know they even reply or...

09 October 2020 147 3 View

How to deal with negative values of autoradiography scans when plotting a calibration plot?

I am quantifying spots on an autoradiography scan, so subtracting the background pixels to get the intensity values but when nothing binds, it's the same as the background and since that's an...

18 August 2020 3,265 4 View

What is the effect of COVID 19 on the construction industries as a force majeure as well as environmental risk?

During this time when the COVID-19 pandemic is crippling various industries, public construction has been one of the few industries that has been maintained to some extent. Although activity will...

15 May 2020 8,741 1 View

What are the legal and regulatory consequences in public and civil law of Coronavirus (COVID-19)?

The coronavirus is increasingly having an impact in public and private law. Fundamental freedoms are restricted. Fulfillment of contracts becomes impossible; many obligors and debtors refer to...

29 April 2020 7,686 47 View

Link between ACE-I or ARBs in case of COVID-19?

Is there any scientific evidence linking angiotensin-converting enzyme (ACE-I) or angiotensin II receptor blockers (ARBs) to the risk of COVID-19 contracting or severity?

27 April 2020 3,636 3 View

Any recommendations for a high-quality, contract basis, academic illustrator for a paper in Nature Climate Change?

We looking for a high-quality, contract basis, academic illustrator for a paper in Nature Climate Change, any recommendations? Proven track record important.

26 April 2020 7,427 8 View

Why does the universe expand despite self-gravity?

We are in an expanding Universe as per the big-bang cosmology. Does it really mean that the outward thermal pressure now beats the inward gravitational pressure in the Universe? What is the exact...

14 March 2020 4,196 37 View

Application of ordinal logistic regression models in construction industry?

I am looking up the application of ordinal logistic regression models in construction industry supported by excel tables calculations for odd ratios and cumulative probabilities as well as how to...

03 March 2020 7,693 3 View

Can the loss coefficient of channel contraction and/or expansion of an open channel greater than 1?

I have done an experiment to calculate the loss coefficient at contraction and expansion of an open channel flow. water levels were measured at upstream and downstream to the expansion and...

17 February 2020 8,292 2 View