Couldn't we in the 21st century learn about chemistry other than by recording reactions? Why not make a film showing how a particular chemical reaction takes place?
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dr hab. inż. Mariola Buczkowska
Alumna of the Faculty of Technical Physics, Information technology and Applied Mathematics. Academic teacher in the Institute of Physics. Mamber of the Polish Liquid Crystal Society.
Tue, 12/22/2020 - 07:24
Can you see the contents of the suitcase without opening it? The immediate answer is yes - it needs X-rays. However, as ionizing radiation, they have a detrimental effect on living organisms, which limits their use. There is, however, another way to look inside the suitcase. You have to use a special kind of "light".
Normal", that is visible light, is a type of electromagnetic wave. The distinguishing feature of each wave is its length or frequency.
Thu, 10/08/2020 - 09:33
Tegoroczna nagroda Nobla z fizyki dotyczy, podobnie jak w ubiegłym roku, odkryć dokonanych w tych właśnie dziedzinach, które stawiają pytania dotyczące zagadnień fundamentalnych dla naszego rozumienia wszechświata.
Thu, 01/09/2020 - 08:05
The lens is an important element of the eye of mammals, birds, reptiles, amphibians, and fish. It allows one to see objects located at different distances clearly. It is possible because images are formed on the retina - another important part of the eye. Clear images are achieved by changes in the shape of the lens.
Wed, 01/23/2019 - 13:08
The 2018 Nobel Prize in Physics was awarded by the Royal Swedish Academy of Sciences for "for groundbreaking inventions in the field of laser physics".
Thu, 08/09/2018 - 15:56
A diffraction grating is an optical instrument with many applications in scientific research. The most important one is spectral analysis, which, in other words, means analysis of the chemical composition of materials.
Tue, 03/06/2018 - 09:40
'Liquid crystals' are advanced materials commonly used in modern technology. They are common in consumer electronic devices where they serve to present information as digits, letters, symbols and images. These so-called displays are used both in the simplest of gadgets as well as in color TVs, monitors, tablets, phones, etc.