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Search results for: QCM
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Analysis of Video Transmission Capabilities in a Simulated OFDM-Based Supplementary BPL-PLC System
PublicationThe design and maintenance of a reliable communication system, especially in harsh working conditions for the oil and mining industry, brings many challenges. With the use of a video transmission system, one can monitor the crew and their working environment. Broadband over power line–power line communication (BPL-PLC) seems an ideal medium for such a service, since it enables the use of the existing wired infrastructure for supplementary...
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Kontrola i zapewnienia jakości wyników pomiarów analitycznych
PublicationWe wspólczesnej analityce chemicznej zwraca się coraz większą uwagę na problem oceny, kontroli i zapewnienia jakości uzyskiwanych wyników pomiarów analitycznych (QC/QA). Wyniki muszą spełniać wymóg miarodajności, czyli odzwierciedlać w sposób dokładny (precyzyjny i poprawny) rzeczywistą zawartość (ilość) analitów w próbce stanowiącej reprezentatywną część badanego obiektu materialnego. W procesie kontroli jakości wyników pomiarów...
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Electrical properties of Y0.08Sr0.92Ti0.92Nb0.08O3_−delta after reduction in different reducing conditions
PublicationPraca przedstawia badania właściwości elektrycznych perowskitów Y0.08Sr0.92Ti0.92Nb0.08O3−ı redukowanych w różnych warunkach termicznych. Obserwowano wysoką przewodność elektryczną próbek redukowanych w atmosferze amoniaku. Przewodność Y0.08Sr0.92Ti0.92Nb0.08O3−ı redukowanego w amoniaku w 1500 ◦C była rzędu 600 S/cm w 200 ◦C. Przewodność elektryczna próbek redukowanych w amoniaku w 1500 ◦C była stabilna zarówno w atmosferze wodoru...
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Quality Assurance and Quality Control in the Analytical Chemical Laboratory. A practical approach : Second edition
PublicationThe second edition defines the tools used in QA/QC, especially the application of statistical tools during analytical data treatment. Clearly written and logically organized, it takes a generic approach applicable to any field of analysis. The authors begin with the theory behind quality control systems, then detail validation parameter measurements, the use of statistical tests, counting the margin of error, uncertainty estimation,...
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Electrochemicalsynthesis of 3D nano-/micro-structured porous polypyrrole
PublicationIn this work, electrosynthesis of electroactive, 3D nano-/micro-structured porous polypyrrole film is presented. The PPy film was synthesized potentiostatically in a one-step process from aqueous solution of pyrrole and lithium perchlorate. The growth mechanism of such structure included: the formation of typical globular PPy film, followed by the formation of the PPy fibers, which then took part in the formation of 3D highly porous...
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Dew chemistry near a motorway in SW Poland
PublicationW artykule wykazano wpływ bliskości autostrady na wydajność tworzenia się rosy i jej skład chemiczny. Badania przeprowadzono w pobliżu autostrady A4 w Polsce SW. Obszar badań miał charakter lekko pofalowanej równiny intensywnie użytkowanej rolniczo. Do kolekcji osadów wykorzystano płaskie, pasywne kolektory radiacyjne. Dwa z nich (AN i AS) zlokalizowane były w bezpośrednim sąsiedztwie drogi (30 m) po obu jej stronach, natomiast...
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Modelowanie testów dynamicznych skokiem z progu wykonanych na moście wantowym w ciągu ulicy Sucharskiego w Gdańsku.
PublicationPrzedstawiono numeryczne symulacje testu dynamicznego przeprowadzonego na podwieszonym moście w ciągu Trasy Sucharskiego w Gdańsku. Drgania mostu wywołane były skokiem przedniej osi samochodu TATRA z progu o wysokości 7 cm. Samochód modelowano jako układ o dwóch stopniach swobody dla którego parametry określono na podstawie pomiarów dwoma akcelerometrami umiejscowionymi na przedniej masce i osi samochodu. przestrzenny model...
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Synteza i badanie właściwości materiałów termoelektrycznych typu AgSbTe2-xSex
PublicationMateriały termoelektryczne, takie jak domieszkowane chalkogenki AgSbTe2, są przedmiotem dużego zainteresowania w poszukiwaniach nowych rozwiązań energetycznych. Celem badań była synteza materiałów termoelektrycznych o stechiometrii AgSbTe2-xSex metodą redukcji tlenków i określenie ich morfologii oraz niektórych parametrów termoelektrycznych. Otrzymane próbki cechowały niejednorodność i wielofazowość. Materiały wykazywały przewodność...
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Influence of Sb-substitution on ionic transport in lanthanum orthoniobates
PublicationThe results of ionic transport measurements for the lanthanum orthoniobate substituted with 10 and 30 mol% of antimony (LaNb0.9Sb0.1O4 and LaNb0.7Sb0.3O4) are presented and discussed. The influence of calcium co-doping on these properties has also been analysed. It has been shown that for the investigated material protonic conductivity predominates at temperatures up to 800 °C in oxidizing atmospheres under wet conditions. The...
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Imaging of Increasing Damage in Steel Plates Using Lamb Waves and Ultrasound Computed Tomography
PublicationThis paper concerns inspection of steel plates, with particular emphasis on the assessment of in-creasing damage. Non-destructive tests were performed on four plates, one of which was un-damaged, while the remaining three had a defects in the form of circular holes with a diameter of 2, 5, and 10 cm. Guided Lamb waves were used in the research, and the image reconstruction was performed using ultrasound computed tomography. The...
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Data Compression in Ultrasonic Network Communication via Sparse Signal Processing
PublicationThis document presents the approach of using compressed sensing in signal encoding and information transferring within a guided wave sensor network, comprised of specially designed frequency steerable acoustic transducers (FSATs). Wave propagation in a damaged plate was simulated using commercial FEM-based software COMSOL. Guided waves were excited by means of FSATs, characterized by the special shape of its electrodes, and modeled...
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Thermal and Mechanical Behavior of Elastomers Incorporated with Thermoregulating Microcapsules
PublicationPolyurethane (PU) is one of the principal polymers in the global plastic market thanks to its versatility and continuous improvement. In this work, PU elastomeric materials having thermoregulating properties through the incorporation of microcapsules (mSD-(LDPE·EVA-RT27)) from low-density polyethylene and vinyl acetate containing paraffin®RT27 as PCM were produced. Elastomers were synthesized while varying the molar ratio [NCO]/[OH]...
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Aluminum-TiO2 NPs Composites as Non-precious Catalysts for Efficient Electrochemical Generation of Hydrogen
PublicationIn this paper, we demonstrated, for the first time, aluminum titania nanoparticle (Al-TiO2 NP) composites with variable amounts of TiO2 NPs as nonprecious active catalysts for the electrochemical generation of H2. These materials were synthesized by mixing desired amounts of hydrogen titanate nanotubes (TNTs), fabricated here by a cost-effective approach at moderate hydrothermal conditions, with aluminum powder (purity 99.7%; size...
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Efficient Method for the Concentration Determination of Fmoc Groups Incorporated in the Core-Shell Materials by Fmoc–Glycine
PublicationIn this paper, we described the synthesis procedure of TiO2@SiO2 core-shell modified with 3-(aminopropyl)trimethoxysilane (APTMS). The chemical attachment of Fmoc–glycine (Fmoc–Gly–OH) at the surface of the core-shell structure was performed to determine the amount of active amino groups on the basis of the amount of Fmoc group calculation. We characterized nanostructures using various methods: transmission electron microscope...
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Raman system for on-line monitoring and optimisation of hybrid polymer gelation
PublicationW artykule przedstawiono system do monitorowania ramanowskiego reakcji żelowania w procesie zol-żel syntezy organiczno-nieorganicznych polimerów hybrydowych. System pomiarowy umożliwił wykonywanie pomiarów zdalnych, bez wkonieczności wprowadzania jego elementów do wnętrza komory reakcyjnej. Konstrukcja systemu zapewniła szeroki zakres pomiarowy od 200 do 3500 cm-1, przy odpowiednio wysokiej czułości i wyeliminowniu wpływu fluorescencji....
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Atmospheric heavy metal deposition accumulated in rural forest soils of southern Scandinavia
PublicationPrzeprowadzono obliczenia zakumulowanej ( w okresie 50 lat) atmosferycznej depozycji metali ciężkich na glebach leśnych na obszarach wiejskich. Podstawę do obliczeń stanowiły:- pomiary zawartości metali ciężkich w opadach atmosferycznych (przeprowadzone przez okres 33 lat) na terenie Danii,- europejska baza danych o emisji zanieczyszczeń.Oznaczano zawartość metali ciężkich (Pb, Cd, Cu, Zn, V, Ni, As) w próbkach opadów atmosferycznych...
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Empirical verification in industrial conditions of fracture mechanics models of cutting power prediction
PublicationA comparison of experimental results obtained in the industrial conditions at a sawmill located in the Baltic Natural Forest Region (PL) and theoretical cutting power consumption forecasted with the models which include work of separation (fracture toughness) in addition to plasticity and friction has been described. In computations of cutting power consumption during rip sawing of Scots pine wood (Pinus sylvestris L.) values of...
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Sound Field Intensity Measurements and Visualization around the Human Head Model . Rozkłąd natężenia pola akustycznego w komorze bezechowej obecności sztucznej głowy i w przypadku braku jej obecności
PublicationThe main goal of this research study was to measure and visualize sound field intensity distribution in and without presence of the human head model. Measurements were performed in the anechoic chamber with the 5 cm grid. Experimental setup consisted of a multitone generator, two loudspeakers, human head model, intensimetric probe, the Cartesian robot applied for precise positioning of the acoustic sensor, and an analyzer. Based...
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Application of Electrochemical Impedance Spectroscopy to evaluate cathodically protected coated steel in seawater
PublicationTwo types of organic coated carbon steel (S235JR2 grade) electrodes were exposed to artificial seawater environment. One prepared type was defect free while the other one had an intentionally introduced φ0,5 cm coating defect. Both kinds of samples were polarized during the exposure to four potentials corresponding to four different cathodic protection levels. Evolution of their EIS spectra is presented in this paper. Results obtained...
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DMI measurements impact on a position estimation with lack of GNSS signals during Mobile Mapping
PublicationNowadays, Mobile Laser Scanning is common in use in addition to geodesy measurements. The data which are provided by the system characterizes with high precision and flexibility. To precise mapping, the accuracy of the data should be maintained. In Poland, according to the minister’s dispositions, the accuracy of the data should not exceeded 10 cm. With fully operated system it is easy to uphold, but there is a situation when a...
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Diagnostyczne pasma IRS po modyfikacji bursztynu
PublicationBadania spektroskopowe naturalnego, modyfikowanego i prasowanego sukcynitu (bursztynu bałtyckiego), przygotowanego w określony sposób, oraz próbek zebranych w trakcie prowadzonych badań, pozwoliły z dużym prawdopodobieństwem wskazać diagnostyczne odcinki widm, pozwalające odróżnić materiał naturalny od substancji poddanych obróbce innej niż mechaniczna. Są to w różny sposób wykształcone pasma (w cm-1) w okolicach: 1642 i 888, 1012...
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Synthesis of novel dinuclear ruthenium polypyridine dye for dye-sensitized solar cells application
PublicationA new dinuclear ruthenium(II) polypyridine complex has been successfully synthesized. The new compound has been characterized by spectroscopic and electrochemical methods. Its potential application as a sensitizing dye in dye-sensitized solar cells has been checked under AM 1.5 G irradiation conditions (100 mW cm−2) and its performance was compared to that of a commercially available mononuclear analogous dye. The overall light-to-electricity...
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Fully enzymatic mediatorless fuel cell with efficient naphthylated carbon nanotube-laccase composite cathodes
PublicationAn efficient, mediator-free enzymatic glucose/O2 biofuel cell with an oxygen intensive anode based on glucose dehydrogenase is presented. In the device,the power of the biofuel cell and electrode potentials of each of the enzymatic electrodes were monitored in parallel under the biofuel cell working conditions. The carbon nanotube composite biocathode demonstrates an almost constant electrode potential vs. saturated calomel electrode...
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Investigation into MPI All-Reduce Performance in a Distributed Cluster with Consideration of Imbalanced Process Arrival Patterns
PublicationThe paper presents an evaluation of all-reduce collective MPI algorithms for an environment based on a geographically-distributed compute cluster. The testbed was split into two sites: CI TASK in Gdansk University of Technology and ICM in University of Warsaw, located about 300 km from each other, both connected by a fast optical fiber Ethernet-based 100 Gbps network (900 km part of the PIONIER backbone). Each site hosted a set...
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Characterization of magnesium doped lanthanum orthoniobate synthesized by molten salt route
PublicationMolten salt synthesis method has been used to prepare the single phase magnesium doped lanthanum orthoniobate. The phase composition has been checked by X-ray diffraction method and the microstructure studies have been performed by scanning electron microscopy. The high temperature properties of the material have been investigated by thermogravimetry and electrochemical impedance spectroscopy. A dependence between sample total...
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3D polypyrrole structures as a sensing material for glucose detection
PublicationIn this work, 3D polypyrrole (PPy) structures as material for glucose detection is proposed. Polypyrrole was electrochemically polymerized on platinum screen-printed electrode from an aqueous solution of lithium perchlorate and pyrrole. The growth mechanism of such PPy structures was studied by ex-situ scanning electron microscopy. Preliminary studies show that studied here PPy film is a good candidate as a sensing material for...
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Comparison of three methods of EPR retrospective dosimetry in watch glass
PublicationIn this article we present results of our follow-up studies of samples of watch glass obtained and examined within a framework of international intercomparison dosimetry project RENEB ILC 2021. We present three methods of dose reconstruction based on EPR measurements of these samples: calibration method (CM), added dose method (ADM) and added dose&heating method (ADHM). The study showed that the three methods of dose reconstruction...
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Single-step grown boron doped nanocrystalline diamond-carbon nanograss hybrid as an efficient supercapacitor electrode
PublicationDirect synthesis of nano-structured carbon hybrid consisting of vertically aligned carbon nanograss on top of boron-doped nanocrystalline diamond is demonstrated and the carbon hybrid is further applied as an electrode material for the fabrication of supercapacitor. The hybrid film combines the dual advantages of sp2 (carbon nanograss) and sp3 (nanocrystalline diamond) bonded carbon, possessing not only the excellent electrical...
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Stability and phase transition investigation of olanzapine polymorphs
PublicationWe use electrical embedded-fragment QM method with both DFT/ωB97XD/6-31G* and MP2/6-31G* to investigate the phase transformations of olanzapine. Gibbs free energy calculations predict that form I is always the most stable structure and form II is the least stable one, while form IV is more stable than form III below about 200 K but less stable above this temperature, implying a polymorphic phase transformation. This may account...
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Performance of a single layer fuel cell based on a mixed proton-electron conducting composite
PublicationMany of the challenges in solid oxide fuel cell technology stem from chemical and mechanical incompatibilities between the anode, cathode and electrolyte materials. Numerous attempts have been made to identify compatible materials. Here, these challenges are circumvented by the introduction of a working single layer fuel cell, fabricated from a composite of proton conducting BaCe0.6Zr0.2Y0.2O3-δ and a mixture of semiconducting...
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Chemical characterization of wild populations of Brassica oleracea complex species (n=9) for the content of their bioactive compounds
PublicationThe wild species belonging to Brassica oleracea complex species (n=9) are widespread in the Mediterranean basin and represent the relative species of several vegetable crops, such as broccoli, cauliflower, kale, cabbage. They are characterized by the high level of bioactive compounds, such as glucosinolates (GLSs), known for their benefits for human health. Four accessions were evaluated: B. macrocarpa (BM) from Favignana (Trapani),...
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Konstrukcja i badania elementów przekazujących szprota bałtyckiego w procesie obróbki
PublicationW pracy przedstawiono metodę masowego przetwarzania małych ryb oraz budowę i zasadę działania maszyny do masowego, wielostrumieniowego odgławiania i patroszenia szprota bałtyckiego o przepustowości 500 - 1200 kg/h przy zakresie wielkości ryb 10-15 cm. Wykazano wpływ zależności kinematyczno-geometrycznych pracy zespołu przekazującego szprota bałtyckiego z zespołu orientującego do zespołu obróbczego, na wskaźniki skuteczności jego...
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Application of Peracetic Acid for Biological Foam Elimination in the SBR Bioreactor
PublicationPrzedstawiono wyniki wstępnych badań nad zastosowaniem kwasu nadoctowego (PAA) do likwidacji piany biologicznej, spowodowanej przez bakterię nitkowatą Microthrix parvicella. Wykazano, że okresowe zraszanie powierzchni piany małymi dawkami kwasu nadoctowego (rzędu kilkudziesięciu ml 1% roztworu PAA/na 1 m2 piany o grubości 1 cm) powoduje niemal natychmiastwy zanik piany, wytworzonej na powierzchni osadu czynnego w bioreaktorze...
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Entropy of water calculated from harmonic approximation: estimation of the accuracy of method
PublicationSome molecular dynamics simulations were performed for liquid TIP4P and SPC water at a constant density (1.00 g/cm(3)) and within the temperature range of 5-90 degrees C. By using harmonic approximation, both the entropy of water S-H and the specific heat c(v) were calculated, and the results were compared to literature data. It was found that harmonic approximation overestimates absolute entropy of TIP4P water by 5.6 J/mol K (similar...
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Third millennium bridge, Gdansk, Poland
PublicationMost drogowy jest elementem Trasy Sucharskiego w Gdańsku, łączącej ul. Elbląską od strony południowej nad Martwą Wisłą z węzłem Wosia Budzysza i dalej portem Północnym. Most jest jednopylonową podwieszoną konstrukcją o długości całkowitej 381,0 m i szerokości pomostu 20,31 m. W przekroju poprzecznym pomost zespolony składa się z dwóch dźwigarów stalowych oraz współpracującej płyty pomostu grubości 23 cm. Pylon zaprojektowano jako...
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Effects of Na+, K+ and B3+ Substitutions on the Electrical Properties of La10Si6O27 Ceramics
PublicationDoping of Na and K at La sites and of B at Si site in La10Si6O27 with oxyapatite structure and fabrication of their ceramics were made by solid-state reaction method. It was found that partial substitution of Na+ and K+ on La sites decreased the sinterability of the La10Si6O27 based ceramics, whereas partial substitution of B3+ on Si site imporved the sinterability. Na+ and K+ substitutions in La10-xNaxSi6O27-x and La10-xKxSi6O27-x...
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Synthesis and properties of porous Sr 0.96 Y 0.04 Ti 1−x Nb x O 3
PublicationA series of porous, single phase Sr0.96Y0.04Ti1-xNbxO3 samples was obtained using a wet synthesis method (modified citrate sol-gel) method. Temperature-programmed reduction (TPR) and temperature-programmed oxidation (TPO) measurements have shown high stability of the obtained material in variable (oxidizing/reducing) atmospheres. All samples exhibit high conductivity in hydrogen atmosphere with the highest value (around 1S/cm)...
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X-Ray Diffraction, Mössbauer Spectroscopy and Magnetoelectric Effect Studies of Multiferroic Bi5Ti3FeO15 Ceramics
PublicationBi5Ti3FeO15 ceramics belongs to multiferroic class of materials. In this work it was prepared by solid-state sintering method and investigated by X-ray diffraction, Mössbauer spectroscopy, and magnetoelectric effect measurements. As it was proved by X-ray diffraction studies the single-phase Bi5Ti3FeO15 compound was obtained. The Mössbauer investigations revealed paramagnetic character of the compound at room temperature as well...
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Offshore surface waters of Antarctica are free of microplastics, as revealed by a circum-Antarctic study
PublicationIn 2018, during a circum navigation of Antarctica below 62° S by the sailing boat Katharsis II, the presence of plastics was investigated with surface sampling nets at ten evenly spaced locations (every 36° of longitude). Although fibres that appeared to be plastic (particles up to 2 cm) were found in numbers ranging from 1 particle (0.002 particles per m3) to 171 particles (1.366 particles per m3) per station, a Fourier-transform...
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Quantum-correlation breaking channels, broadcasting scenarios, and finite Markov chains
PublicationOne of the classical results concerning quantum channels is the characterization of entanglementbreakingchannels [M. Horodecki et al., Rev. Math. Phys 15, 629 (2003)]. We address the questionwhether there exists a similar characterization on the level of quantum correlations which may gobeyond entanglement. The answer is fully affirmative in the case of breaking quantum correlationsdown to the, so called, QC (Quantum-Classical)...
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Bezprzewodowe zasilanie sensorów medycznych
PublicationW artykule przedstawiono problematykę bezprzewodowego zasilania miniaturowych sensorów medycznych. Przedyskutowano specyfikę bezprzewodowej transmisji mocy elektrycznej do sensorów, zwracając uwagę na potrzebę stosowania tej formy zasilania oraz na ograniczenia wynikające z limitów gęstości mocy dopuszczalnej dla żywych organizmów, w szczególności dla człowieka. Zaproponowano nowe podejście do bezprzewodowego przesyłu mocy wykorzystujące...
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Devices for the production of reference gas mixtures
PublicationFor many years there has been growing demand for gaseous reference materials, which is connected with development in many fields of science and technology. As a result, new methodological and instrumental solutions appear that can be used for this purpose. Appropriate quality assurance/quality control (QA/QC) must be used to make sure that measurement data are a reliable source of information. Reference materials are a significant...
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Bezprzewodowe zasilanie sensorów medycznych
PublicationW artykule przedstawiono problematykę bezprzewodowego zasilania miniaturowych sensorów medycznych. Przedyskutowano specyfikę bezprzewodowej transmisji mocy elektrycznej do sensorów, zwracając uwagę na potrzebę stosowania tej formy zasilania oraz na ograniczenia wynikające z limitów gęstości mocy dopuszczalnej dla żywych organizmów, w szczególności dla człowieka. Zaproponowano nowe podejście do bezprzewodowej transmisji mocy wykorzystujące...
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LaNi1-xCoxO3-δ(x=0.4 to 0.7) cathodes for solid oxide fuel cells by infiltration
PublicationPerformance of LaNi 1-x Co x O 3−δ (LNC) (x=0.4 to 0.7) as a cathode in solid oxide fuel cell (SOFC) is evaluated. Symmetrical cathode/electrolyte/cathode cells for electrochemical testing are prepared by infiltration of yttria stabilized zirconia (YSZ) backbone with LNC solutions. It is showed that the cathode infiltrated with LaNi 0.5 Co 0.5 O 3−δ (LNC155) has the lowest polarization resistance and activation energy, 197 mΩ cm...
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Exfoliated graphite with spinel oxide as an effective hybrid electrocatalyst for water splitting
PublicationThe aim of the conducted research was to develop hybrid nanostructures formed from MnCo2O4 and exfoliated graphite. Carbon added during the synthesis allowed for obtaining a well-distributed MnCo2O4 particle size with exposed active sites contributing to the increased electric conductivity. The influence of the weight ratios of carbon to a catalyst for hydrogen and oxygen evolution reactions was investigated. The new bifunctional...
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Praseodymium Orthoniobate and Praseodymium Substituted Lanthanum Orthoniobate: Electrical and Structural Properties
PublicationIn this paper, the structural properties and the electrical conductivity of La1−xPrxNbO4+δ (x = 0.00, 0.05, 0.1, 0.15, 0.2, 0.3) and PrNbO4+δ are presented and discussed. All synthesized samples crystallized in a monoclinic structure with similar thermal expansion coefficients. The phase transition temperature between the monoclinic and tetragonal structure increases with increasing praseodymium content from 500 ◦C for undoped...
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Dew Formation and Chemistry Near a Motorway in Poland
PublicationIn this study, the influence of traffic intensity on dewformation efficiency and chemistry is presented. The measurementswere conducted near the A4 motorway in SW Poland in almost flatland relief with intense agricultural activity. The dew/hoarfrost wascollected by means of insulated plain passive radiative condensersat three sites: AN and AS located in the close vicinity of themotorway (30 m) on the opposite sides of the road,...
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Investigating Layered Topological Magnetic Materials as Efficient Electrocatalysts for the Hydrogen Evolution Reaction under High Current Densities
PublicationDespite considerable progress, high-performing durable catalysts operating under large current densities (i.e., >1000 mA/cm2) are still lacking. To discover platinum group metal-free (PGMfree) electrocatalysts for sustainable energy, our research involves investigating layered topological magnetic materials (semiconducting ferromagnets) as highly efficient electrocatalysts for the hydrogen evolution reaction under high current...
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An effective method for studying intermolecular interactions in binary liquids with hydrogen bonds: FTIR spectra and ab initio calculations in the N-methylformamide - methanol system
PublicationMolecular complexes in methanol (MeOH)−N-methylformamide (NMF) mixtures were studied based on their FTIR-ATR spectra, to which two methods of analysis were applied: factor analysis and a quantitative version of the difference-spectra method. The mean composition of a complex between NMF and MeOH molecules over the whole range of mixture compositions was determined. Absorbing species differentiated with regard to the interaction...
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Effect of Thermal Treatment of Birch Wood by Saturated Water Vapor on Granulometric Composition of Chips from Sawing and Milling Processes from the Point of View of Its Processing to Composites
PublicationThe goal of this work is to investigate the impact of thermal modification of birch wood with saturated steam on the particle size distribution of the sawing and milling process. Birch wood (Betula pendula Roth) is an excellent source to produce plywood boards. Wastes from mechanical processing of birch wood are suitable to produce composite materials. Granulometric analyses of chips from sawing processes on the PRW 15M frame saw,...