Search Results - "Gorgol, Marek"
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1
Influence of Slide Burnishing Parameters on the Surface Layer Properties of Stainless Steel and Mean Positron Lifetime
Published in Materials (16-11-2022)“…This paper presents the results of an experimental study on the impact of slide burnishing on surface roughness parameters ( , , , , , and ), topography,…”
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2
Analysis of Surface Properties of Nickel Alloy Elements Exposed to Impulse Shot Peening with the Use of Positron Annihilation
Published in Materials (30-11-2021)“…The paper presents the results of experimental studies on the impact of impulse shot peening parameters on surface roughness (Sa, Sz, Sp, Sv), surface layer…”
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3
Discrete symmetries tested at 10−4 precision using linear polarization of photons from positronium annihilations
Published in Nature communications (02-01-2024)“…Discrete symmetries play an important role in particle physics with violation of CP connected to the matter-antimatter imbalance in the Universe. We report the…”
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4
Novel scintillating material 2-(4-styrylphenyl)benzoxazole for the fully digital and MRI compatible J-PET tomograph based on plastic scintillators
Published in PloS one (27-11-2017)“…A novel plastic scintillator is developed for the application in the digital positron emission tomography (PET). The novelty of the concept lies in application…”
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5
Composition of pore surface investigated by positron annihilation lifetime spectroscopy
Published in Microporous and mesoporous materials (15-11-2012)“…[Display omitted] ► PALS provides information about the silica embedding place. ► Silica condenses mostly on the pore surface in composites prepared at basic…”
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6
Positron porosimetry study of mesoporous polymer–silica composites
Published in Adsorption : journal of the International Adsorption Society (01-05-2016)“…The polymer–SiO 2 composites prepared using polymers with different chemical composition and porosity (i.e. XAD4, XAD16, and XAD7) as well as series of…”
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7
PALS investigations of matrix Vycor glass doped with molecules of luminescent dye and silver nanoparticles. Discrepancies from the ETE model
Published in Nukleonika (01-12-2015)“…A thermal stability of three materials: undoped reference Vycor glass, glass filled with ROT-305 red dye, and silver nanoparticles was investigated by positron…”
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Positron annihilation lifetime spectroscopy study of roller burnished magnesium alloy
Published in Nukleonika (01-12-2015)“…The effect of roller burnishing on Vickers’ hardness and positron lifetimes in the AZ91HP magnesium alloy was studied. The microhardness increases with an…”
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9
Positron Probing of Liquid-free Volume To Investigate Adsorption–Desorption Behavior of Water in Two-Dimensional Mesoporous SBA‑3
Published in Journal of physical chemistry. C (17-08-2017)“…Transport of fluids through channels and cavities of nano/mesoporous materials is of paramount importance in various fields of science and industry. The…”
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10
Polymer–mesoporous silica composites for drug release systems
Published in Microporous and mesoporous materials (01-03-2020)“…The research describes systematic approach to the novel synthesis and formation of a potential organic-inorganic drug carriers. The poly(trimethylolpropane…”
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11
Unraveling the Phase Behavior of Water Confined in Nanochannels through Positron Annihilation
Published in Journal of physical chemistry. C (07-04-2022)“…Water confined in cylindrical pores of silica with a diameter of 2 nm was studied by positron annihilation lifetime spectroscopy. Instead of freezing at 273 K,…”
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12
Ammonia vapor induced transformation of selected alkoxysilanes within artificial and natural polymer templates
Published in Journal of non-crystalline solids (15-01-2022)“…•Porous and non-porous silica is formed from selected alkoxysilanes under ammonia vapors.•Lyophilised agar and polymer beads (Amberlite® XAD7HP) are used as a…”
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13
Investigation of porous structure polymeric materials based on 1‐vinyl‐2‐pyrrolidone
Published in Polymers for advanced technologies (01-07-2018)“…Highly cross‐linked porous copolymers of 1‐vinyl‐2‐pyrrolidone with divinylbenzene were obtained in the form of microspheres by the free‐radical cross‐linking…”
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14
Swelling of cross-linked polymers in silicones of different molecular weight
Published in Polymer (Guilford) (28-09-2019)“…Swelling of a commercial polymer in a binary mixture of tetraethyl orthosilicate (TEOS) and polyphenylmethyldimethyl siloxane (DC 550) has been studied. The…”
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15
n-Heptane adsorption in periodic mesoporous silica by in situ positron annihilation lifetime spectroscopy
Published in Microporous and mesoporous materials (15-09-2013)“…•Positron annihilation lifetime spectroscopy is useful tool to follow the adsorption.•The pressure of n-heptane vapors over the sample influences o-Ps lifetime…”
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16
Positron study of adsorption of n-heptane in SBA-3
Published in Adsorption : journal of the International Adsorption Society (15-05-2019)“…The sorption of n-heptane in the SBA-3 silica was investigated using positron annihilation lifetime spectroscopy (PALS). The PALS technique allows to study in…”
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17
Positron lifetime spectroscopy of defect structures in Cd 1– x Zn x Te mixed crystals grown by vertical Bridgman–Stockbarger method
Published in Acta crystallographica Section B, Structural science, crystal engineering and materials (01-08-2021)“…Positron annihilation lifetime spectroscopy was used to examine grown-in defects in Cd 1– x Zn x Te mixed crystals as a function of Zn content ( x = 0, 0.07,…”
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18
Positron lifetime spectroscopy of defect structures in Cd1–xZnxTe mixed crystals grown by vertical Bridgman–Stockbarger method
Published in Acta crystallographica Section B, Structural science, crystal engineering and materials (01-08-2021)“…Positron annihilation lifetime spectroscopy was used to examine grown‐in defects in Cd1–xZnxTe mixed crystals as a function of Zn content (x = 0, 0.07, 0.11,…”
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19
Porous glasses as a host of luminescent materials, their applications and site selective determination
Published in Journal of luminescence (01-01-2016)“…The site selective distribution of pore sizes in pure porous glasses and glasses doped by a luminescent colorant is determined by luminescent spectroscopy,…”
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20
Novel scintillating material 2
Published in PloS one (27-11-2017)“…A novel plastic scintillator is developed for the application in the digital positron emission tomography (PET). The novelty of the concept lies in application…”
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