Search Results - "Hübner, Dirk"
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Genetic diversity of endangered Chondrostoma nasus in the River Rhine system: Conservation genetics considerations on stocking and reintroduction
Published in Knowledge and management of aquatic ecosystems (2020)“…Reintroduction, stocking and translocation of freshwater fish are of growing concern given their importance for biodiversity conservation and ecosystem…”
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Benthic grazing in a eutrophic river: cascading effects of zoobenthivorous fish mask direct effects of herbivorous fish
Published in PeerJ (San Francisco, CA) (14-02-2018)“…Benthic grazing strongly controls periphyton biomass. The question therefore arises whether benthic grazing could be used as a tool to reduce excessive growth…”
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Aquaponic growth of basil (Ocimum basilicum) with African catfish (Clarias gariepinus) in standard substrate combined with a Humicacid Fiber-Substrate (HFS)
Published in Scientific reports (31-07-2024)“…A major challenge in agriculture, horticulture and aquaponics practices is the reduction of mineral fertilisers and peat to reduce CO 2 emissions and increase…”
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Mobile apps in retail: Effect of push notification frequency on app user behavior
Published in Innovative marketing (28-05-2021)“…Push notifications are a core functionality of mobile apps and allow app publishers to interact with existing app users and send promotional content. Since…”
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Qualitative visualization of butane and helium tracers in air using a digital background oriented schlieren method
Published in Fuel (Guildford) (15-06-2023)“…•Visualization of fluid flow around turbine blades and airfoils.•Software algorithm for visualization of fluid flow and turbulence of hydrocarbon gases in…”
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Structure of Bis(pentafluorophenyl)xenon, Xe(C6F5)2
Published in Angewandte Chemie International Edition (01-02-2002)“…Despite the extreme instability the organoxenon(II) compound Xe(C6F5)2 (1; see structure) was determined from X‐ray powder diffraction data. Compound 1…”
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Can top-down effects of cypriniform fish be used to mitigate eutrophication effects in medium-sized European rivers?
Published in The Science of the total environment (10-02-2021)“…Eutrophication seriously threatens the ecological quality and biodiversity of running waters. In nutrient-enriched streams and shallow rivers, eutrophication…”
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Fluid flow and heat transfer of a novel passive cooling system for gearless wind turbines with a power range of 3–12 MW
Published in Energy (Oxford) (15-12-2024)“…Today, the gearless horizontal axis wind turbines are mainstream in wind energy industry. High demands of electric power led to bigger systems and active…”
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Cypriniform fish in running waters reduce hyporheic oxygen depletion in a eutrophic river
Published in Freshwater biology (01-09-2020)“…The hyporheic zone is an important habitat for benthic invertebrates and early‐developmental stages of gravel spawning fish. However, the eutrophication of…”
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On the thermal decomposition pathway of coordination compounds: synthesis, crystal structures and properties of new polymorphic CuI(2-ethylpyrazine) coordination compounds
Published in Solid state sciences (01-10-2003)“…Five new coordination compounds were prepared at room temperature in solution, under solvothermal conditions at elevated temperatures or by thermal…”
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Crystal Structures and Thermal Behaviour of Lanthanide(III) Hexanoate 1, 10-Phenanthroline Complexes, [M(C5H11CO2)3(phen)] and [Tm(C5H11CO2)2(NO3)(phen)]
Published in Zeitschrift für anorganische und allgemeine Chemie (1950) (01-06-2003)“…Lanthanide(III) hexanoate 1, 10‐phenanthroline complexes crystallise in the space group P21/n. The compounds consist of dimers, whereby two lanthanide ions are…”
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Linear Modeling, Simulation and Experimental Verification of a Pressure Regulator for CNG Injection Systems
Published in Journal of systemics, cybernetics and informatics (01-08-2008)“…The number of motor vehicles powered by internal combustion engines keeps growing despite shrinking oil reserves. As a result, compressed natural gas (CNG) is…”
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Ein anionischer Oxohydroxo‐Komplex mit Bismut(III): Na6[Bi2O2(OH)6](OH)2 · 4H2O
Published in Zeitschrift für anorganische und allgemeine Chemie (1950) (01-08-2002)“…Farblose, plättchen‐ bis lattenförmige, hydrolyseempfindliche Einkristalle von Na6[Bi2O2(OH)6](OH)2 · 4H2O entstanden bei der Umsetzung von Bi2O3 oder Bi(NO3)3…”
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Structure of Bis(pentafluorophenyl)xenon, Xe(C(6)F(5))(2)
Published in Angewandte Chemie International Edition (01-02-2002)Get full text
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Über eine neue Modifikation des Na 2 C 2
Published in Zeitschrift für anorganische und allgemeine Chemie (1950) (01-12-2002)Get full text
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Über eine neue Modifikation des Na2C2
Published in Zeitschrift für anorganische und allgemeine Chemie (1950) (01-12-2002)“…Bei der Darstellung von Na2C2 durch Erhitzen von NaC2H im Vakuum treten im Temperaturbereich zwischen 80 °C und 150 °C nebeneinander zwei Modifikationen des…”
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Ein anionischer Oxohydroxo-Komplex mit Bismut(III): Na6[Bi2O2(OH)6](OH)2 · 4H2O
Published in Zeitschrift für anorganische und allgemeine Chemie (1950) (01-08-2002)Get full text
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Mesomorphism of lanthanide-containing Schiff's base complexes with chloride counterions
Published in Liquid crystals (01-09-2002)“…Liquid crystalline complexes [Ln(LH)3Cl3] have been synthesized, where Ln is a trivalent lanthanide ion (Pr-Lu, except Pm) and where LH is the Schiff's base…”
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Mesophase behaviour and thermal stability of octa-alkoxy substituted phthalocyaninatocobalt (II) complexes
Published in Liquid crystals (01-02-2003)“…Cobalt (II) phthalocyanines substituted with eight alkoxy chains in the peripheral (2, 3, 9, 10, 16, 17, 23, 24) positions were prepared. The alkoxy chain…”
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