06 June 2018 10 7K Report

The picture was taken close to Hangzhou (Eastern China).

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Did you know that the NULL-result of the Michelson-Morley-experiment (MMX) has a classical explanation?

The NULL-result of the Michelson-Morley-experiment (MMX) has a theoretical, let’s say geometrical, explanation. You might see it below: If light goes up with 90 degree and comes from that point to...

22 March 2024 3,503 1 View

How is the Universe expanding proportionally to the space distance from "here" and shrinking proportionally to time distance from "now" ?

This looks as a paradox of the Big Bang theory. The further we look in space the Universe is getting larger and larger. But, at the same time, the further we look in space we are also traveling...

19 July 2023 6,494 4 View

How to determine a sound insulation index of homogeneous single baffle using FE modelling in Abaqus?

Is it possible to model a homogeneous single baffle to obtain a response of the sound insulation in a frequency domain in Abaqus software (R [db] vs frequency plot)? Can anyone provide me with...

18 July 2023 3,820 1 View

Can high concentration of Na and K be found in tolerant plants to salt stress???

Dear All I am running an salt stress experiment at germination stage using seawater in barley. When we measured Na and K we found that the Na and K had higher concentration n the tolerant plants...

30 March 2023 9,339 3 View

Does anybody possess pictures of boreal plants in their habitats (Pinus sibirica, Nuphar pumila, Linnaea borealis)?

I am searching for nice and good quality pictures of the three following boreal plants: - Pinus sibirica - Nuphar pumila - Linnaea borealis Ideally from Sibiria or Scandinavia. I would like to...

02 November 2022 563 3 View

Where can I find an analytical formulas for a 2DOF dynamic model?

Hello, I am looking for analytical formulas for a 2DOF dynamic model. Two masses + two springs. Can anyone help? Thanks in advance! Best, Marcin

27 October 2022 7,947 4 View

Why do researchers estimate BLUPs for GWAS?

What is the advantages of estimating BLUPs for GWAS studies

04 February 2022 8,077 8 View

Albumin contamination - Exosome Isolation?

Hello, I'm struggling with a problem isolating tumor-derived exosomes. In short: We are isolating exosomes from concentrated media of HCC cell lines - cultivation for 72h in DMEM containing 10%...

16 January 2022 7,831 1 View

Albumin contamination - Exosome Isolation?

Hello, I'm struggling with a problem isolating tumor-derived exosomes. In short: We are isolating exosomes from concentrated media of HCC cell lines - cultivation for 72h in DMEM containing...

16 January 2022 5,743 4 View

Abaqus: What is the best way to model the inflation of a fluid cavity with known volume of gas?

Hello, I am modelling a steel container filled with air as a fluid cavity (pneumatic). I would like to pump an additional volume of gas into the cavity. In your opinion what is the best way to...

05 August 2021 3,013 3 View

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Coulkd you help finding a paper about Bryophytes ?

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