Giovanni Organtini – Medium

Giovanni Organtini

Giovanni Organtini

Reading Arduino data via Bluetooth

In a previous story, I explained how to use Arduino to collect physics data and publish them via Bluetooth (or, better, BLE, which stands…

4 min readSep 7, 2023

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Reading Arduino data via Bluetooth

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Giovanni Organtini
in
Cantor’s Paradise

Please, refrain from using the term “weak force”

Use “weak interaction”, instead

7 min readAug 28, 2023

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Please, refrain from using the term “weak force”

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4

Giovanni Organtini
in
Cantor’s Paradise

An Unorthodox Lecture on Angular Momentum

An original approach to the introduction of a quantity which is often misunderstood

7 min readJul 9, 2023

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An Unorthodox Lecture on Angular Momentum

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Giovanni Organtini

The distribution of the parameters in a two-parameters fit

A visual explanation of why the uncertainties on parameters are found by looking for the intersection of profile of the χ² with a plane…

4 min readApr 12, 2023

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The distribution of the parameters in a two-parameters fit

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Giovanni Organtini
in
Towards Data Science

How Bayesian statistics works in updating probabilities

How experiments update knowledge leading to accurate probability estimates

7 min readJul 23, 2022

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How Bayesian statistics works in updating probabilities

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Giovanni Organtini

The evolution of the likelihood with the parameters of the distribution

or, how to find the uncertainties on parameters in a fit

3 min readJul 20, 2022

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The evolution of the likelihood with the parameters of the distribution

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Giovanni Organtini

The least squares method to find the parameters of a data distribution

and their uncertainties

4 min readJul 16, 2022

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The least squares method to find the parameters of a data distribution

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Giovanni Organtini
in
Cantor’s Paradise

How the principle of Maximum Likelikood is applied to Physics

Stemming from the Bayes Theorem, the principle of Maximum Likelihood (ML) is a powerful tool to estimate the value of unknown parameters

6 min readJul 2, 2022

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How the principle of Maximum Likelikood is applied to Physics

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Giovanni Organtini
in
CARRE4

When Stars become Black Holes, they are not going to eat their planets

If the sun suddenly became a black hole, would the earth be sucked in?

4 min readJul 9, 2021

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When Stars become Black Holes, they are not going to eat their planets

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Giovanni Organtini

Thank you for your interesting considerations (as usual).

I mostly agree with what you say about the equivalence sign "=". On the other hand, I must admit that in certain cases (like this) I…

1 min readMay 16, 2021

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Giovanni Organtini

Giovanni Organtini

Professor of Physics at Sapienza Università di Roma. Member of the CMS and PADME collaborations. Arduino advocate and phyphox ambassador.

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