نتایج جستجو برای: 10m and 50h

تعداد نتایج: 16827255  

2006
Junji Hisano Kaiki Taro Inoue Tomo Takahashi

We propose to observe QSO-galaxy strong lens systems to give a new constraint on the damping scale of the initial fluctuations. We find that the future observation of submilliarc scale astrometric shifts of the multiple lensed images of QSOs would find ∼ 10M⊙ subhalos inside the macrolens halo. The superweakly interacting massive particles (superWIMPs) produced from a WIMP decay and the warm da...

Journal: :Energies 2022

This paper presents the influence of selected flame retardant additives on heat release rate and thermokinetics properties epoxy materials made resin—Epidian 5. The resin underwent modification with use organophosphorus compounds (Roflam F5, Roflam B7) Al(OH)3, Mg(OH)2. fire characteristics analysed were determined using cone calorimeter method, thermal analysis surface morphology was an SEM mi...

Journal: :European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery 2009
Sylvain Vidal Philippe Richebé Laurent Barandon Joachim Calderon Nadir Tafer Olivier Pouquet Nelly Fournet Gérard Janvier

BACKGROUND Cardiogenic dysfunction with acute renal failure (ARF) and diuretic drug resistance increases mortality after cardiac surgery with cardiopulmonary bypass (CPB) in adults. Until few years ago, intermittent renal replacement therapy (IRRT) was the only therapeutical strategy proposed to such patients. Few data are available in the literature regarding the use of continuous veno-venous ...

Journal: :Pakistan journal of agriculture, agricultural engineering & veterinary sciences 2022

Now a days heavy metal contamination along the roadside is matter of concern especially in industrial areas developing countries. The non-degradable nature metals makes them injurious to all living beings. Soil, dust, and plants are main media for entry these into our food chain. Thereby, survey was conducted assess nickel (Ni), copper (Cu) manganese (Mn) levels soil maize crop growing roadside...

2016
Cléa dos Santos Ferreira Mariano Jacques Hubert Charles Delabie Sebastien Lacau Marco Antonio Costa

Pseudoponera stigma (F.) and Pseudoponera gilberti (Kempf) (Hymenoptera: Formicidae) are closely related Neotropical ants, often misidentified due to their morphological similarities. These species also share behavioral and ecological characters. In this study, we examined cytogenetic approaches as a tool to aid identification of P. stigma and P. gilberti. Both numerical and morphological karyo...

2008
Kevin S. Lee Rajeev J. Ram

Active devices such as pumps and mixers have been fabricated in plastic-PDMS hybrid devices. By utilizing functionalized silane primers, bond strength between Polycarbonate or PMMA and PDMS improved in dry and aqueous environments. Plastic-primer-PDMS layers exposed to acid and base solutions at 70 C for 2 hours showed no signs of delamination at 30 psi for pH -1 to 15 and 60 psi for pH 0 to 15...

1999
Dominik J. Schwarz Christoph Schmid Peter Widerin

The cosmological QCD transition affects primordial density perturbations. If the QCD transition is first order, the sound speed vanishes during the transition and density perturbations fall freely. For scales below the Hubble radius at the transition the primordial Harrison-Zel’dovich spectrum of density fluctuations develops large peaks and dips. These peaks grow with wave number for both the ...

2011
N. Kudryasheva T. Rozhko M. Alexandrova V. Arkhipova

Marine luminous bacteria were used to monitor toxicity of alpha(Am-241, U-235+238) and beta(tritium) radionuclide solutions. Increase or inhibition of bacterial luminescence was observed under exposure to radionuclides. Radiation toxicity of Am and chemical toxicity of U were demonstrated. Effects of U were similar to those of stable heavy metals: sensitivy was about 10M. Sensitivity of the bac...

1996
E. J. Wampler

If the unexpectedly high frequency of quasar pairs with very different component redshifts is due to the lensing of a population of background quasars by the foreground quasar, typical lens masses must be ∼ 10M⊙ and the sum of all such quasar lenses would have to contain ∼ 0.005 times the closure density of the Universe. It then seems plausible that a very high fraction of all ∼ 10M⊙ gravitatio...

2010
Andrés Illanes José Miguel González José Manuel Gómez Pedro Valencia Lorena Wilson

Particle size and enzyme protein loading are design parameters of enzyme immobilization affecting biocatalyst performance that can be varied within broad margins. Their effect on mass transfer limitations at different bulk penicillin G concentrations has been studied with glyoxyl agarose immobilized penicillin G acylase biocatalysts of average particle size of 5·10m and 10·10m at protein loadin...

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