Matter & Energy

Credit: Bartłomiej Witkowski

Polish physicists know how to reduce heat loss through windows

A method for thermal insulation coatings for windows - stopping infrared radiation - has been developed by physicists from the Polish Academy of Sciences. Their idea makes it possible to reduce the scale of heat loss through the windows in winter. Savings on heating can reach a dozen or so percent, the creators of the solution estimate.

  • Credit: Fotolia

    Polish and Norwegian physicists recreate Big Bang at microscopic scale

    Polish theoretical physicists and Norwegian experimental physicists recreate 'miniature big bangs' in particle colliders to solve the mysteries of the Early Universe. They are looking for answers to questions about the source of surplus matter, the nature of dark matter and what happened right after the Big Bang.

  • Źródło: Adobe Stock

    Scientists stir it up - with hydrogen storage

    Scientists from the Military University of Technology propose a simple solution to the difficult problem of activation of FeTi hydrogen storage alloys: 'shake and stir' the powder particles in a ball mill.

  • Credit: Adobe Stock

    AI teaches robots to synthesise drugs faster

    Press the button to produce any of the thousands of organic chemical compounds, e.g. drugs, from easily available ingredients in a few moments? Why not? Another step in this direction has become possible with peculiar cooperation of artificial intelligence (Polish program) with robots that run chemical reactions.

  • Optical microcavity as a pulsating neuron (visualization: Mateusz Król, source: Faculty of Physics, University of Warsaw)

    An artificial polariton neuron as a step towards photonic system that mimics the operation of the human brain

    Scientists from the Faculty of Physics at the University of Warsaw and the Polish Academy of Sciences used photons to create a spiking neuron, i.e. the basic element of the future photonic neural network processor.

  • Preparations for the experiment with stretched nuclear states at the Cyclotron Centre Bronowice IFJ PAN in Kraków. Circular carbon disks can be seen on the right. Pictured: Sara Ziliani (University of Milan), one of the co-authors. (Source: IFJ PAN)

    'Stretched' nuclear states investigated at Kraków cyclotron

    All chemical elements were formed in the process of the evolution of the Universe dominated by light atomic nuclei. The knowledge of light atomic nuclei has just been expanded thanks to accelerator studies conducted in Kraków on the specific excited states of carbon-13 nuclei.

  • Credit: Adobe Stock

    Researchers find ‘exciting opportunity’ for development of quantum computers

    Until now, a certain quantum phenomenon has only been observed in complex experiments, in extremely cold pairs of alkaline metals. Now, for the first time, it has been shown also in a solid - in a common semiconductor, copper oxide, one of the ingredients of a mineral called cuprite.

  • Electrically tuned Berry curvature and strong light-matter coupling in the liquid crystal cavity with perovskite at room temperature (visualisation: Mateusz Król, source: Faculty of Physics, University of Warsaw).

    Scientists make step closer towards unconventional light sources from perovskites

    Polish scientists in collaboration with an international research team have obtained a new photonic system of perovskites and liquid crystals that can be used in the creation of efficient and unconventional light sources.

  • The image illustrates the squeezing mechanism in ultra-cold gases of fermionic atoms placed in periodic optical lattices. Credit: Dr. Mazena Mackoit Sinkevičienė, Vilnius University.

    Time for change: Physicists outsmart Heisenberg and Pauli to more accurately measure time

    Polish-Lithuanian physicists have circumvented Heisenberg’s uncertainty principle and by-passed the Pauli exclusion principle of measuring time in optical clocks more accurately by producing squeezed coherent states in an ultracold fermionic gas.

  • Trajectory of exceptional points on the real part of the spectrum. Credit: Mateusz Król

    Ground-breaking research reveals control of exceptional points can improve optical devices

    For the first time in the world, Polish scientists have observed the annihilation of exceptional points from various degeneration points. Their discovery may contribute to the creation of advanced optical devices whose properties can be voltage-controlled.

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  • Gorce Mountains at sunrise, credit: Piotr Szpakowski, Adobe Stock

    Scientists develop tool for precise identification of valuable forests

  • Molecular tailors sew nano-snowflakes for more efficient solar cells

  • Animal grazing increases plant species diversity and prevents fires

  • Warsaw astronomers discover Milky Way's longest-period classical Cepheid

  • Humans have ‘indisputably’ caused global warming by emitting greenhouse gases, says scientists

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Boulder TM 1219 in a wider landscape perspective. Credit: A. Rozwadowski, source: Cambridge Archaeological Journal.

Polish scientists reinterpret petroglyphs of Toro Muerto

The geometric patterns, lines and zigzags that accompany the images of dancers (danzantes) carved in the rocks of the Peruvian Toro Muerto are not snakes or lightning bolts, but a record of songs - suggest Polish scientists who analyse rock art from 2,000 years ago.