831 research outputs found

    First annotated checklist of Chironomidae of Rhodos, Greece (Insecta, Diptera)

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    Chironomid fauna of Greek Aegean islands, an essential part of the biogeographically important Mediterranean region, is almost unexplored, with only 36 species recorded prior to the present study. It is especially true for Dodecanese islands (6 recorded species). In 2007, chironomid larvae and exuviae were collected in Rhodos, the largest member of the Dodecanese islands. Thirty-four taxa were identified (8 Tanypodinae, 10 Orthocladiinae, 16 Chironominae). None of the previously recorded taxa were found; thus all collected species proved to be new for the fauna of Rhodos. An actualized checklist for the Chironomidae of Rhodos is given based on the literature and results of recent investigations

    Probing individual split Cooper-pairs using the spin qubit toolkit

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    A superconductor is a natural source of spin-entangled spatially separated electron pairs. Although the first Cooper-pair splitter devices have been realized recently, an experimental confirmation of the spin state and the entanglement of the emitted electron pairs is lacking up to now. In this paper a method is proposed to confirm the spin-singlet character of individual split Cooper pairs. Two quantum dots (QDs), each of them holding one spin-prepared electron, serve as the detector of the spin state of a single Cooper pair that is forced to split when it tunnels out from the superconductor to the QDs. The number of charges on the QDs, measured at the end of the procedure, carries information on the spin state of the extracted Cooper pair. The method relies on the experimentally established toolkit of QD-based spin qubits: resonant spin manipulation, Pauli blockade, and charge measurement.Comment: 15 pages, 7 figure

    Adatok az Észak-Alföld vízibogár-faunájához (Coleoptera: Haliplidae, Dytiscidae, Noteridae, Gyrinidae, Spercheidae, Hydrochidae, Hydrophilidae) | Contribution to the water beetle fauna of north part of the Great Hungarian Plain (Coleoptera: Haliplidae, Dytiscidae, Noteridae, Gyrinidae, Spercheidae, Hydrochidae Hydrophilidae)

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    Collecting data of 98 species of water beetles (11 Haliplidae, 51 Dytiscidae, 2 Noteridae, 3 Gyrinidae, 1 Spercheidae, 5 Hydrochidae, 25 Hydrophilidae) are given from 99 localities in north part of the Great Hungarian Plain. Ilybius crassus Thomson, 1856 is new to the fauna of Hungary

    Határozási segédlet a Dytiscinae alcsalád lárváinak azonosításához I. (Coleoptera: Dytiscidae)

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    Identification key to the 3. stage larvae of Cybister, Dytiscus, Hydaticus, Graphoderus and Acilius species occurring in Hungary was given

    Ritka és elfelejtett vízibogarak Magyarországon II. - A Berosus génusz Enoplurus alnemének fajai (Coleoptera: Hydrophilidae) | (Rare and forgotten water beetles in Hungary II. – The species of the Enoplurus subgenus of Berosus (Coleoptera: Hydrophilidae).).

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    Hungarian occurence and frequency of Berosus frontifoveatus, Berosus spinosus and Berosus fulvus are discussed based on museum specimens and literature data. Data summarized on UTM-gridmaps. All data of Berosus fulvus from Hungary and Carpathian Basin are listed. An identification key to the hungarian species of Enoplurus subgenus is given

    Somogy megye vĂ­zibogarainak katalĂłgusa (Coleoptera: Haliplidae, Dytiscidae, Noteridae, Gyrinidae, Spercheidae, Hydrochidae, Helophoridae, Hydrophilidae, Hydraenidae) | Catalogue of the aquatic beetle fauna of Somogy county (Coleoptera: Haliplidae, Dytiscidae, Noteridae, Gyrinidae, Spercheidae, Hydrochidae, Helophoridae, Hydrophilidae, Hydraenidae)

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    At the moment 51 genus, 180 species of aquatic beetles (13 Haliplidae, 78 Dytiscidae, 2 Noteridae, 6 Gyrinidae, 1 Spercheidae, 5 Hydrochidae, 8 Helophoridae, 61 Hydrophilidae, 6 Hydraenidae) are known in the fauna of Somogy county; it is more than 68 percentage of the Hungarian water beetle fauna

    Ritka és elfelejtett vízibogaraink I. Hydrochara dichroma (FAIRMAIRE, 1892) (Coleoptera: Hydrophilidae) | (Rare and forgotten water beetles in Hungary I. – Hydrochara dichroma (FAIRMAIRE, 1892) (Coleoptera: Hydrophilidae)

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    All published and collection data of Hydrochara dichroma from Hungary and Carpathian Basin are listed. Data summarized on an UTM gridmap. Key to Hydrochara species of Hungary are given
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