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Search results for: THD REGIME
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Low order autoregressive (AR) models for FDTD analysis of microwave filters.
PublicationArtykuł opisuje zastosowanie modeli AR w celu poprawy efektywności analizy struktur filtrujących metodą różnic skończonych w dziedzinie czasu (FD-TD). Opisanych jest szereg kryteriów pozwalających na automatyczne tworzenie modeli AR sygnałów czasowych, w tym wybór fragmentu odpowiedzi układu stanowiący podstawę ekstrakcji współczynników modelu, współczynnika decymacji oraz rzędu modelu. Skuteczność wprowadzonych kryteriów...
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Automatic prosodic modification in a Text-To-Speech synthesizer of Polish language
PublicationPrzedstawiono system syntezy mowy polskiej z funkcją automatycznej modyfikacji prozodii wypowiedzi. Opisane zostały metody automatycznego wyznaczania akcentu i intonacji wypowiedzi. Przedstawiono zastosowanie algorytmów przetwarzania sygnału mowy w procesie kształtowania prozodii. Omówiono wpływ zastosowanych modyfikacji na naturalność brzmienia syntezowanego sygnału. Zastosowana metoda oparta jest na algorytmie TD-PSOLA. Opracowany...
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Architektura i mechanizmy Równoległego Internetu IPv6 QoS
PublicationReferat przedstawia propozycję architektury i mechanizmy Równoległego Internetu IPv6 QoS, który jest rozważany jako jeden z trzech Równoległych Internetów w Systemie IIP tworzonym w ramach projektu Inżynieria Internetu Przyszłości (IIP). Referat zawiera funkcje i mechanizmy, które umożliwią działanie sieci wirtualnych dla wybranych typów aplikacji, takich jak e-zdrowie, monitorowanie i bezpieczeństwo publiczne, zdalne nauczanie,...
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Architektura i mechanizmy Równoległego Internetu Ipv6 QoS
PublicationArtykuł przedstawia propozycje architektury i mechanizmy Równoległego Internetu IPv6 QoS, który jest rozważany jako jeden z trzech równoległych Internatów w systemie IIp tworzonym w ramach projektu Inzynieria Internetu Przyszłości (IIP). Artykuł zawiera funkcje i mechanizmy, które umożliwiają działanie sieci wirtualnych dla wybranych typów aplikacji, takich jak e-zdrowie, monitorowanie, bezpieczeństwo publiczne, zdalne nauczanie,...
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Typology of the Black Tents Architecture between Iranian nomad tribes
PublicationEvidence of the past shows variation in human settlements. Nomadic house the” Black Tent” shows relationship between humans and the natural environment surrounding them. Black Tents are made of natural materials consistant with environmental conditions. This paper discusses nomadic living space of some Iranian tribes located in different regions to show their unique architecture and culture. Rediscovering different architecture...
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Investigating the Ischaemic Phase of Skin NADH Fluorescence Dynamics in Recently Diagnosed Primary Hypertension: A Time Series Analysis
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The best practices transfer part II
PublicationThis report has been produced within Work Package 4 of the EU-funded project QUICK IGA The project is part-financed by the European Regional Development Fund (ERDF) through the Baltic Sea Region Programme 2007-2013
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Metodyka wdrażania Zarządzania Wiekiem w Przedsiebiorstwach i Organizacjach Publicznych uczestniczących w projekcie Best Agers Lighthouses
PublicationCelem artykułu jest przedstawienie metodyki wdrażania zarządzania wiekiem w małych i średnich przedsiębiorstwach i organizacjach publicznych Regionu Morza Bałtyckiego, opracowanej w ramach projektu Best Agers Lighthouses –Strategic Age Management for SME in the Baltic Sea Region. W artykule opisano m.in. sekwencję kluczowych działań podjętych podczas procesu wdrażania oraz strukturę podmiotową wspierającą współpracę uczestników...
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Seafloor Characterisation and Imaging Using Multibeam Sonar Data
PublicationThe approach to seafloor characterisation and imaging is presented. It relies on the combined, concurrent use of several techniques of multibeam sonar data processing. The first one is based on constructing the grey-level sonar images of seabed using the backscattering strength calculated for the echoes received in the consecutive beams. Then, the set of parameters describing the local region of sonar image is calculated. The second...
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How do institutions from Pomerania Province support professional activity of people aged 50 and over?
PublicationThe article presents the solutions that were implemented in last years in the pomorskie province with regard to the economic activation of individuals aged 50+. The author presents the priorities in this area included in regional policy and specific initiatives of different types of institutions operating in the region.
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The effect of hybridization of fire retarded epoxy/flax-cotton fiber laminates by expanded vermiculite: Structure-property relationship study
PublicationThe study describes the hybridization of epoxy/flax-cotton (EP/FF) composites containing ammonium polyphosphate (APP) with micrometric expanded vermiculite (VMT) (1–10 wt%). The efficiency of hybridization of flame retarded epoxy/flax-cotton composites was assessed by performing static tensile and flexural strength evaluation, supplemented by impact strength measurements of the composites. Moreover, thermal and thermomechanical...
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Study of the Influence of Heat Convection Coefficient on Predicted Performance of a Large Tilting-Pad Thrust Bearing
PublicationPart of the heat generated by the shearing of the lubricating film during operation of a hydrodynamic bearing is transferred to the bearing components. In the case of the pad, which is usually fully submerged in the lubricating oil, heat is further transferred at the pad free walls to the oil by convection. This mechanism causes a thermal gradient in a pad and, consequently, its thermal deflection. In large hydrodynamic thrust...
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Application of chiral chromatography for enantiomeric separation of currently used pesticides from various chemical groups
PublicationChiral pesticides account for more than 25 % of currently used pesticides and this ratio is still increasing. According to the number of chiral centers in the structure, a pesticide may consist of two or multiple enantiomers or stereoisomers. Studies into the stereoselective behaviour of pesticides started in the early 1990s and most research efforts focused on understanding the environmental fate and effects of these pesticides....
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Techniczne aspekty niezawodnej chmury obliczeniowej
PublicationPowszechnie wykorzystuje się przetwarzanie w chmurze ze względu na redukcję kosztów zakupu sprzętu oraz łatwość zarządzania środowiskiem. W artykule zaproponowano architekturę prywatnej chmury obliczeniowej opracowanej i uruchomionej na Politechnice Gdańskiej, w ramach której wdrożono nowy portal MOST Wiedzy. Technologia wykorzystana do budowy zarówno chmury, jak i portalu wykorzystuje jedynie rozwiązania open source. Omówiono...
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The impact of interactions between polyphenolic antioxidants on the redox-related chemical and biological properties of their mixtures – the extension of food synergy concept.
PublicationThe results of studies indicate that chemopreventive efficiency of isolated phytochemicals is lower than that of polyphenol-rich foods. This discrepancy has been ascribed to the food synergy concept that assumes additive or even synergistic influence of different food ingredients on human health. The results presented in the dissertation made it possible to propose an alternative and innovative explanation of these observations. The...
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Theoretical studies of fragmentation processes of neutral and ionized furan molecule
PublicationThis PhD thesis focuses on the fragmentation mechanism of the furan molecule in the gas phase. The approach taken in this work comprised of three theoretical methodologies considering the dynamical, energetical and entropic aspects of the studied process. First, molecular dynamics simulations were performed. Next, the potential energy surfaces were explored at the DFT/B3LYP level of theory. Finally, a new statistical Microcanonical...
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Selected aspects of the design of artificial organs
e-Learning Coursesdla III stopnia EiT+IBM
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Density functional approaches to the many-body problem
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Random processes - theory for the practician, computer classes
e-Learning CoursesAutomatyka i Robotyka, semestr 1 studia II stopnia
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Non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) - Male, 68 - Tissue image [10020729522713801]
Open Research DataThis is the histopathological image of THYROID GLAND tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) - Male, 68 - Tissue image [10020729522716951]
Open Research DataThis is the histopathological image of THYROID GLAND tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) - Male, 68 - Tissue image [10020729522711751]
Open Research DataThis is the histopathological image of THYROID GLAND tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) - Male, 68 - Tissue image [10020729522716011]
Open Research DataThis is the histopathological image of THYROID GLAND tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Adenoma, NOS - Female, 46 - Tissue image [8020729577644181]
Open Research DataThis is the histopathological image of OTHER ENDOCRINE GLANDS AND RELATED STRUCTURES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) - Male, 68 - Tissue image [10020729522715631]
Open Research DataThis is the histopathological image of THYROID GLAND tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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The Lost Kinetic Architecture and How to Reintroduce it in the Landscape – The Case Study of the Drainage Windmills in the Vistula Delta
PublicationRecreating the lost kinetic landscape of the Vistula Delta is a considerable challenge. The study aims to propose a method for reproducing windmills and their effect on the landscape. The paper suggests a method based on the transposition of the forms of movement from windmills historically present in the region to modern forms. The method is based on a series of analyses starting with the study of the region and its history followed...
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Formation and Growth of the Crack in Bonded Joints Under Mode I Fracture: Substrate Deflection at Crack Vicinity
PublicationAdhesive bonding is now commonly used in aircraft, cars, boats, etc. In these applications, thin panels are often bonded. In such thin structures, heterogeneous mechanical loading along the bondline edge (or potential crack front), is likely to arise due to 3D structural effects. The crack front and its vicinity is a special region, in that it is where structural properties of the adherend material meet those of the adhesive (discontinuity)....
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COMPARISON OF TWO MODELS OF CONDENSATION
PublicationIn the low-pressure part of steam turbine, the state path usually crosses the saturation line in penultimate stages. At least last two stages of this part of turbines operate in two –phase region. The liquid phase in this region in mainly created in the process of homogeneous and heterogeneous condensation. Several observations confirm however, that condensation often occurs earlier than it is predicted by theory i.e. before the...
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Genetyka molekularna - wykład, WCh 2022/23, Biotechnologia II stopień - new
e-Learning CoursesCelem kursu jest zapoznanie się z podstawowymi mechanizmami funkcjonowania genomów, regulacji ich aktywności i dziedziczenia, edycją genomu w oparciu o programowane nukleazy (system CRISPR-Cas i prime-editing), metodami wykorzystywanymi do analizy struktury, funkcji genów, skutków zmian mutacyjnych oraz wyłączania ich aktywności (np. TargeTron gene nockout system) oraz technikami in vitro wykorzystywanymi do wprowadzania biomolekuł...
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Genetyka molekularna - wykład, WCh 2023/24, Biotechnologia II stopień
e-Learning CoursesCelem kursu jest zapoznanie się z podstawowymi mechanizmami funkcjonowania genomów, regulacji ich aktywności i dziedziczenia, edycją genomu w oparciu o programowane nukleazy (system CRISPR-Cas i prime-editing), metodami wykorzystywanymi do analizy struktury, funkcji genów, skutków zmian mutacyjnych oraz wyłączania ich aktywności (np. TargeTron gene nockout system) oraz technikami in vitro wykorzystywanymi do wprowadzania biomolekuł...
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Parki tematyczne w rozwoju lokalnym miasteczek i wsi
PublicationObecnie niemal każde polskie miasto i wieś ma na celu znalezienie dobrego pomysłu na swój rozwój społeczno-gospodarczy. Najczęściej jest nim założenie parku tematycznego. Dobrze się dzieje, gdy takie przedsięwzięcie wspiera lokalne tradycje, zwyczaje i walory kulturowe miasta czy wsi; gdy promowane są miejscowe produkty i żywność. Niestety, nie zawsze tak jest. Niektóre miasta i gminy chętniej przyjmują zupełnie inną politykę...
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Wireless intelligent audio-video surveillance prototyping system
PublicationThe presented system is based on the Virtex6 FPGA and several supporting devices like a fast DDR3 memory, small HD camera, microphone with A/D converter, WiFi radio communication module, etc. The system is controlled by the Linux operating system. The Linux drivers for devices implemented in the system have been prepared. The system has been successfully verified in a H.264 compression accelerator prototype in which the most demanding...
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Concentrations and loads of DOC, phenols and aldehydes in a proglacial arctic river in relation to hydro-meteorological conditions. A case study from the southern margin of the Bellsund Fjord – SW Spitsbergen
PublicationClimate warming accelerates the melting and thawing of cryosphere components. Therefore, it favours the release of contaminants stored in High-Arctic glaciers for many years. The rate of land-based glacier retreat is of particular importance for the hydrological regime of glacial rivers, but also for the chemical composition of their waters. In this study, we examined 84 surface water samples collected during a period of 42 days...
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Rekreowanie natury.
PublicationNiemieckie Łużyce, region leżący pomiędzy Berlinem a Dreznem, w 2000 roku stały się miejscem organizacji Międzynarodowej Wystawy Budowlanej - IBA Fürst-Pückler-Land, która okazała się jedną z ciekawszych inwestycji krajobrazowych w Europie.
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Work and formal retirement age - opinions of SWE employees participating in the Best Agers Lighthouses International Project
PublicationThe paper presents selected results of studies carried out within the framework of the international project Best Agers Lighthouses – Strategic Age Management for SME in the Baltic Sea Region, related to the assessment of the opportunities to continue working beyond the retirement age in the opinion of workers.
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Nitrate and nitrite silver complexes with weakly coordinating nitriles
PublicationSimple system of weak nitrile ligands and silver nitrite/nitrate allowed the formation and isolation of coordination compounds of diverse nuclearity and dimensionality. The extension of the network does not enhance the luminescent properties of the ligands however it gives rise to the new MLCT bands in the visible region.
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Architekturführer Danzig: Gdansk Sopot Gdynia
PublicationIm Zweiten Weltkrieg bis auf die Grundmauern zerstört, wurde der historische Stadtkern der Hansestadt Danzig als polnisches Gdańsk wiederaufgebaut – ein Paradebeispiel für kritische Rekonstruktion in Polen und zugleich eine bis heute stark umstrittene Entscheidung. Zusammen mit dem mondänen Seebad Sopot und der modernen Hafenstadt Gdynia bildet die Bernsteinstadt eine Metropolregion an der polnischen Ostseeküste: die Dreistadt...
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Metody analizy zobrazowań teledetekcyjnych
e-Learning CoursesNazwa przedmiotu: Metody analizy zobrazowań teledetekcyjnych Start semestru: październik 2020 Rok akademicki realizacji przedmiotu: 2020/2021 Forma zajęć: W, Ćw. – w formie zdalnej Nazwa przedmiotu: Metody analizy zobrazowań teledetekcyjnych Kierunek studiów: Geodezja i Kartografia Wydział: Wydział Inżynierii Lądowej i Środowiska Poziom kształcenia: Studia II Stopnia Forma studiów: Studia stacjonarne Rok studiów: 2 Semestr...
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Economic Situation in Balkan Countries in the First Decade of 21st Century
PublicationThe recent economic crisis affected most of the countries in the world to a greater or lesser extent, including small economies sector. Small economies are a distinctive group of countries distinguished by particular qualities. They are dependent on trade exchange or international investment stream, and both their aggregate demand and supply, and price level depend on the development of the big economies dynamics. This is the reason...
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Shrinking-shifting and amplifying-shifting device using transformation optics
PublicationBased on transformation optics (TO), this paper uses geometric divisions and linear coordinate transformations to design “shrinking-shifting—and reshaping”, and “amplifying-shifting—and reshaping” devices. The proposed devices can reshape the sizes and locations of the wrapped-objects inside the core-region. The shrinking-shifting device shrinks the larger object into a smaller one and shifts it to different location, whereas the...
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Magnetoelectric Vortex Magnetic Field Sensors Based on the Metglas/PZT Laminates
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Supplementary material for: Fungal Planet description sheets: 1478–1549
Open Research DataNovel species of fungi described in this study include those from various countries as follows: Australia, Bolivia, Brazil, Bulgaria, Canada, China, Denmark, Ecuador (Galapagos), Finland, France, India, Iran, Israel, Italy, Namibia, Netherlands, Norway, Pakistan, Poland, Portugal, Qatar, South Africa, South Korea, Spain, Sweden, Thailand, Taiwan region...
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Entrepreneurs' intention to use tax relief
Open Research DataThe dataset presents the results of research conducted by the author among Polish entrepreneurs in 2017–2020. The diagnostic survey method was used to collect primary data among enterprises from the SME sector. The measurement instrument was a survey questionnaire developed by the author. This study is a key piece of research. The aim was to examine...
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Self-compacting grout to produce two-stage concrete
PublicationTraditional concrete (TC) is primarily composed...
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Electrical properties of A-site Ca-doped LaNb1-xAsxO4-δ ceramics
PublicationThe electrical properties of A-site Ca-doped LaNbO4 with the addition of As in the B-site, have been investigated. Total, grain- and specific grain boundary electric conductivities in different oxygen partial pressure, and water vapour partial pressure were determined. Additional conductivity measurements were performed in nitrogen, to suppress the possible p-type conductivity, focusing on protonic conductivity. The maximum measured...
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Architektoniczne tożsamości miasta portowego - na przykładach Gdańska i Gdyni oraz Hamburga i Altony
PublicationHarbour cities of Northern Europe, especially those growing in the circle of influence of Hanseatic League, were formed in a way, which allows to identify them as the cities of a specific identity considering architecture and urban planning. Industrial revolution of 19-th and early 20-th century brought the radical change in the field of spatial development of the cities. Economical, political, cultural influences, also social...
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Homo oeconomicus. W: Etyczne podstawy ekonomii - teoria i praktyka. Red.nauk. J. Kubka. Gdańsk: Zakł. Nauk. Filoz. Wydz. Zarz. i Ekon. P. Gdań.**2003 s. 27-34.
PublicationPrzedstawiono genezę i różne podejścia do koncepcji homo oeconomicus na te-renie teorii i filozofii ekonomii.
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Periodic Properties of 1D FE Discrete Models in High Frequency Dynamics
PublicationFinite element discrete models of various engineering 1D structures may be considered as structures of certain periodic characteristics. The source of this periodicity comes from the discontinuity of stress/strain field between the elements. This behaviour remains unnoticeable, when low frequency dynamics of these structures is investigated. At high frequency regimes, however, its influence may be strong enough to dominate calculated...
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Experimental investigation of forced convection of water/EGAl2O3 nanofluids inside horizontal tube
PublicationIn this paper, forced convection of water/EG-Al2O3 nanofluids inside horizontal stainless steel tube is studied experimentally. As base fluid served water/EG mixture of two ratios (60:50 and 50:50). Nanoparticle mass concentrations was 0.1% or and 1%. Transition and turbulent flow regimes were tested. Average heat transfer coefficient and pressure drop values were determined for nanofluids and compared to base fluids. Deterioration...
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Spinon excitations in the quasi-one-dimensional S=12 chain compound Cs4CuSb2Cl12
PublicationThe spin−1/2 Heisenberg antiferromagnetic chain is ideal for realizing one of the simplest gapless quantum spin liquids (QSLs), supporting a many-body ground state whose elementary excitations are fractional fermionic excitations called spinons. Here we report the discovery of such a one-dimensional (1D) QSL in Cs4CuSb2Cl12. Compared to previously reported S=1/2 1D chains, this material possesses a wider temperature range over...