Faculty of Mathematics and Physics: Recent submissions
Now showing items 61-80 of 269
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Detection of Guanine Quadruplexes by Raman Optical Activity and Quantum-Chemical Interpretation of the Spectra
original article
open access
published version
2024
,Chemistry - A European Journal
,30
(70)
Quadruplexes formed by guanine derivatives or guanine-rich nucleic acids are involved in metabolism and genetic storage of many living organisms, they are used in DNA nanotechnologies or as biosensors. Since many quadruplex ...
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Search for Inelastic Dark Matter in Events with Two Displaced Muons and Missing Transverse Momentum in Proton-Proton Collisions at √s=13 TeV
original article
open access
published version
2024
,Physical Review Letters
,132
(4)
A search for dark matter in events with a displaced nonresonant muon pair and missing transverse momentum is presented. The analysis is performed using an integrated luminosity of 138 fb-1 of protonproton (pp) collision ...
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Building on slope: results of a second research cycle on the differential calculus of two-variable functions
article in reviewed proceedings
open access
published version
2024
,Barcelona
,Escola Univeristaria Salesiana de Sarria - Univ. Autonoma de Barcelona and INDRUM
,INDRUM2024 PROCEEDINGS
This study applies Action-Process-Object-Schema (APOS) theory in a second research cycle investigating how an approach based on the explicit consideration of slope in three dimensions and local linearity contributes to ...
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Pre-service teachers’ understanding of sine and cosine functions and their inverses based on the unit circle trigonometry
article in reviewed proceedings
open access
published version
2024
,Barcelona, Spain
,Escola Univeristaria Salesiana de Sarria - Univ. Autonoma de Barcelona and INDRUM
,Fifth conference of the International Network for Didactic Research in University Mathematics
We applied Action-Process-Object-Schema (APOS) theory to study pre-service secondary mathematics teachers' understanding of the concepts of sine and cosine functions and their inverses based on the unit circle approach. ...
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Structural and morphological investigation of (R)-α-phenylethylammonium-oxalate in bulk vs. nanowires on a modified substrate surface
original article
open access
published version
2024
,RSC Advances
,14
(12)
A chiral organic insulator, (R)-alpha-phenylethylammonium-oxalate (RAPEAO), was prepared in the forms of single-crystal, powder and spin-coated layers on silicon substrate surfaces modified by plasma treatment or a ...
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Research on the results of secondary school physics education of Generation Z in the Czech Republic
article in reviewed proceedings
open access
published version
2024
,Bristol
,IOP PUBLISHING LTD
,DIDFYZ 2023 - New approaches in physics education for generation Z
,2715
There are no uniform exit tests in physics at the end of secondary school studies in the Czech Republic to give a picture of what students take away from their physics studies. Therefore, we decided to take advantage of ...
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Rupture point is associated with divergent hemodynamics in intracranial aneurysms
original article
open access
published version
2024
,Frontiers in Neurology
,15
(may)
Background Understanding the risk factors leading to intracranial aneurysm (IA) rupture have still not been fully clarified. They are vital for proper medical guidance of patients harboring unruptured IAs. Clarifying the ...
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Noncovalent Functionalization of Black Phosphorus: Free Energy Simulations vs Adsorption Experiments
original article
open access
published version
2024
,Journal of Physical Chemistry C
,128
(27)
We investigate the adsorption behavior of various molecules on black phosphorus (BP), employing molecular dynamics (MD)-based free energy calculations in combination with experimental measurements. We find a semiquantitative ...
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Analytical applications of droplet deposition Raman spectroscopy
summarizing article
open access
published version
2024
,The Analyst
,149
(12)
The droplet deposition methods in Raman spectroscopy have received considerable attention in the field of analytical sensing focusing on effective pre-concentration of the studied analyte (coffee-ring effect or small spots). ...
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Drop coating deposition Raman (DCDR) spectroscopy: fundamentals and potential applications
summarizing article
open access
published version
2024
,Applied Spectroscopy Reviews
,59
(6)
Raman spectroscopy has developed significantly since its discovery and has become an important analytical vibrational technique for investigating the sample's chemical and structural properties. Today, great emphasis is ...
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Hemoglobin-PEG Interactions Probed by Small-Angle X-ray Scattering: Insights for Crystallization and Diagnostics Applications
original article
open access
published version
2024
,Journal of Physical Chemistry B
,128
(38)
Protein-protein interactions, controlling protein aggregation in the solution phase, are crucial for the formulation of protein therapeutics and the use of proteins in diagnostic applications. Additives in the solution ...
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Denoising of dual-VENC PC-MRI with large high/low VENC ratios
original article
open access
published version
2024
,Magnetic Resonance in Medicine
,Volume 93
(January 2025)
Purpose: Dual velocity encoding PC-MRI can produce spurious artifacts whenusing high ratios of velocity encoding values (VENCs), limiting its ability to gen-erate high-quality images across a wide range of encoding velocities. ...
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Observation of four top quark production in proton-proton collisions at √s=13 TeV
original article
restricted access
published version
2023
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,847
(31 October 2023 on line)
The observation of the production of four top quarks in proton-proton collisions is reported, based on a data sample collected by the CMS experiment at a center-of-mass energy of 13 TeV in 2016-2018 at the CERN LHC and ...
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A strengthening and an efficient implementation of Alon-Tarsi list coloring method
original article
open access
published version
2024
,Electronic Journal of Combinatorics
,31
(1)
As one of the first applications of the polynomial method in combinatorics, Alon and Tarsi proved that if certain coefficients of the graph polynomial are non -zero, then the graph is choosable, i.e., colorable from any ...
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Polymorphic potential of SRF binding site of c-Fos gene promoter: in vitro study
original article
open access
published version
2024
,RSC Advances
,14
(51)
Recently published in vivo observations have highlighted the presence of cruciform structures within the genome, suggesting their potential significance in the rapid recognition of the target sequence for transcription ...
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Guanine Crystal Formation and Behavior in Light Adaptation and Deuteration of the Dinoflagellate Amphidinium carterae
poster
restricted access
accepted version
2024
Biogenic guanine crystals are crucial for light perception in animals and photosynthetic microalgae. Their high refractive index and plate-like arrangement allow these crystals to participate in scattering, reflection, and ...
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Impact of urbanization on fine particulate matter concentrations over central Europe
original article
restricted access
published version
2024
,Atmospheric Chemistry and Physics
,24
(1)
Rural-to-urban transformation (RUT) is the process of turning a rural or natural land surface into an urban one, which brings about important modifications in the surface, causing well-known effects like the urban heat ...
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The minimal membrane requirements for BAX-induced pore opening upon exposure to oxidative stress
original article
open access
published version
2024
,Biophysical Journal
,123
(20)
Perforation of the outer mitochondrial membrane triggered by BAX and facilitated by its main activator cBID is a fundamental process in cell apoptosis. Here, we employ a newly designed correlative approach based on a ...
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School-leaving examination in physics at the end of upper secondary school in the Czech Republic - Current state
article in reviewed proceedings
open access
published version
2024
,BRISTOL
,IOP PUBLISHING LTD
,GIREP CONFERENCE 2022 - EFFECTIVE LEARNING IN PHYSICS FROM CONTEMPORARY PHYSICS TO REMOTE SETTINGS
,2750
The paper summarizes that the form and content of education in the Czech Republic is determined by the framework educational programmes (FEPs) and school educational programmes (SEPs). Analysis of these documents showed ...
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Electronic band structure of Sb2Te3
original article
open access
published version
2024
,Physical Review B
,109
(16)
We report on Landau-level spectroscopy of an epitaxially grown thin film of the topological insulator Sb(2)Te(3), complemented by ellipsometry and magnetotransport measurements. The observed response suggests that Sb(2)Te(3) ...
