Search Results - "Charmas, Barbara"

Preparation and Characterization of Physicochemical Properties of Spruce Cone Biochars Activated by CO2 by Jedynak, Katarzyna, Charmas, Barbara

“…In this study the pyrolysis of Norway spruce cones, a lignocellulosic biomass was made. The biochar product was obtained by means of the physical activation…”
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Application of Activated Carbons Obtained from Polymer Waste for the Adsorption of Dyes from Aqueous Solutions by Jedynak, Katarzyna, Charmas, Barbara

“…Plastic waste disposal is a major environmental problem worldwide. One recycling method for polymeric materials is their conversion into carbon materials…”
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Assessment of the Porous Structure and Surface Chemistry of Activated Biocarbons Used for Methylene Blue Adsorption by Charmas, Barbara, Zięzio, Magdalena, Jedynak, Katarzyna

“…In the presented research, activated carbons from wheat bran were obtained as a result of pyrolysis and physical activation (CO or/and steam). In addition, the…”
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Activated Carbon from Agricultural Wastes for Adsorption of Organic Pollutants by Blachnio, Magdalena, Derylo-Marczewska, Anna, Charmas, Barbara, Zienkiewicz-Strzalka, Malgorzata, Bogatyrov, Viktor, Galaburda, Mariia

“…Agricultural waste materials (strawberry seeds and pistachio shells) were used for preparation of activated carbons by two various methods. Chemical activation…”
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Impact of Mechanochemical Activation (MChA) on Characteristics and Dye Adsorption Behavior of Sawdust-Based Biocarbons by Wawrzaszek, Barbara, Charmas, Barbara, Jedynak, Katarzyna, Skwarek, Ewa

“…The increase in environmental pollution due to the development of industry and human activity has resulted in intensive development of research on the…”
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Characterization of Porosity and Thermal Properties of Ni-Doped Carbosils Obtained by Starch Gelation by Barbara Charmas

“…This paper presents the studies of effects of different Ni 2+ contents on the structural and thermal properties of carbosils prepared by deposition of carbon…”
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The Impact of Different Extraction Conditions on the Concentration and Properties of Dissolved Organic Carbon in Biochars Derived from Sewage Sludge and Digestates by Justyna Kujawska, Edyta Wojtaś, Barbara Charmas

“…This study aimed to determine the quantity and quality of dissolved organic carbon (DOC) released from sewage sludge-derived biochar and digestion-derived…”
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A Combined Atomic and Molecular Probe Characterization of Aromatic Hydrocarbons via PALS and ESR: Methylbenzene by Bartoš, Josef, Zgardzińska, Bożena, Švajdlenková, Helena, Charmas, Barbara, Lukešová, Miroslava, Wysogląd, Konrad, Goździuk, Magdalena

“…A combined study of one of the simplest aromatic hydrocarbons, i.e., methylbenzene (toluene) (TOL), via the annihilation of an ortho-positronium (o-Ps) probe…”
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Influence of mechanochemical treatment on thermal and structural properties of silica–collagen and hydroxyapatite–collagen composites by Charmas, Barbara, Skubiszewska-Zięba, Jadwiga, Kucio, Karolina, Skwarek, Ewa

“…The paper presents the results of research on a series of composite materials based on hydroxyapatite, silica gel and collagen as biologically active…”
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Characterization of Multimodal Silicas Using TG/DTG/DTA, Q-TG, and DSC Methods by Charmas, Barbara, Kucio, Karolina, Sydorchuk, Volodymyr, Khalameida, Svitlana, Zięzio, Magdalena, Nowicka, Aldona

“…The formation of hierarchical, multimodal porosity materials with controlled shape and size of pores is the essential challenge in materials science…”
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Textural Characteristics of Resorcinol—Formaldehyde Resin and Temperature Behavior of Bound Water Affected by Co-Adsorbed Trifluoroacetic Acid or Pyridine in Weakly Polar Organic Media by Vladimir M. Gun'ko, Vladimir V. Turov, Viktor M. Bogatyrov, Jadwiga Skubiszewska-Zięba, Barbara Charmas

“…Resorcinol–formaldehyde resin (RFR) was synthesized as a porous material characterized by specific surface area of 140 m 2 /g and pore volume of 0.59 cm 3 /g…”
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Adsorption properties of biochars obtained by KOH activation by Jedynak, Katarzyna, Charmas, Barbara

“…In this study four kinds of biochars were prepared from the KOH modified biomass. As the carbon precursors there was used the sawdust from the following trees:…”
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Preparation of Activated Biocarbons from Cones and their Potential Application for Adsorption of Antibiotics (Tetracycline) by Jedynak, Katarzyna, Charmas, Barbara, Wawrzaszek, Barbara

“…The pine cones (PC), spruce cones (SC) and fir cones (FC) were used for biocarbons preparation. Chemical activation with sodium hydroxide was applied to…”
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Effect of pyrolysis temperature and hydrothermal activation on structure, physicochemical, thermal and dye adsorption characteristics of the biocarbons by Charmas, Barbara, Wawrzaszek, Barbara, Jedynak, Katarzyna

“…In this study, the possibility of using sawdust from mixed woods to obtain biocarbons in the pyrolysis and steam activation using microwave radiation as an…”
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TG and DSC studies of bone tissue: Effects of osteoporosis by Charmas, Barbara

“…•DSC was applied for estimation of porosity of bone tissue.•Using DSC confirms that osteoporosis causes changes in the bone structure.•There are shifts in…”
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Structural and thermal characteristics of Ni-doped carbosils prepared by mechanochemistry by Charmas, Barbara

“…The paper presents the effects of differentiation of initial matrix (silica gel Si-50 or Aerosil A-200) and the addition of Ni 2+ ions (in the form of Ni(NO 3…”
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Adsorption and calorimetric studies of hydrothermally modified carbosils by Charmas, Barbara

“…The article presents the studies of effects of hydrothermal treatment (HTT) (in saturated water vapours or under the liquid water layer) using various sources…”
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Synthesis and modification of Ce-Zr oxide compositions as photocatalysts by Kucio, Karolina, Charmas, Barbara, Sydorchuk, Volodymyr, Khalameida, Svitlana, Khyzhun, Oleg

“…[Display omitted] •Hydrothermal, microwave, mechanochemical methods were used for CeO2-ZrO2 synthesis.•A solid solution is formed via hydrothermal treatment of…”
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Smart preparation of microporous carbons from spent coffee grounds. Comprehensive characterization and application in explosives removal from water samples by Charmas, Barbara, Zięzio, Magdalena, Tomaszewski, Waldemar, Kucio, Karolina

“…Spent coffee grounds were used as a starting material for the pyrolytic preparation of microporous carbons. The influence of the activator (phosphoric acid)…”
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Effect of sewage sludge properties on the biochar characteristic by Zielińska, Anna, Oleszczuk, Patryk, Charmas, Barbara, Skubiszewska-Zięba, Jadwiga, Pasieczna-Patkowska, Sylwia

“…•Different sewage sludges (SS) were pyrolyzed at varied temperatures.•The sewage sludge-derived biochars were completely characterized.•The chemical…”
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