All Outputs (690)

23-electron octahedral molybdenum cluster complex [{Mo 6 I 8 }Cl 6 ] – (2017)
Journal Article
Syrokvashin, M. M., Vorotnikova, N. A., Vorotnikov, Y. A., Novozhilov, I. N., Syrokvashin, M. М., Nadolinny, V. A., Kuratieva, N. V., Benoit, D. M., Mironov, Y. V., Walton, R. I., Clarkson, G. J., Kitamura, N., Sutherland, A. J., Shestopalov, M. A., & Efremova, O. A. (2018). 23-electron octahedral molybdenum cluster complex [{Mo 6 I 8 }Cl 6 ] –. Inorganic chemistry, 57(2), https://doi.org/10.1021/acs.inorgchem.7b02760

Photoactive transition metal compounds that are prone to reversible redox reactions are important for myriad applications, including catalysis, optoelectronics and sensing. This article describes chemical and electro-chemical methods to prepare clust... Read More about 23-electron octahedral molybdenum cluster complex [{Mo 6 I 8 }Cl 6 ] –.

Gas sloshing regulates and records the evolution of the Fornax Cluster (2017)
Journal Article
Su, Y., Nulsen, P. E., Kraft, R. P., Roediger, E., Zuhone, J. A., Jones, C., Forman, W. R., Sheardown, A., Irwin, J. A., & Randall, S. W. (2017). Gas sloshing regulates and records the evolution of the Fornax Cluster. The Astrophysical journal, 851(1), 69. https://doi.org/10.3847/1538-4357/aa989e

We present results of a joint Chandra and XMM-Newton analysis of the Fornax Cluster, the nearest galaxy cluster in the southern sky. Signatures of merger-induced gas sloshing can be seen in the X-ray image. We identify four sloshing cold fronts in th... Read More about Gas sloshing regulates and records the evolution of the Fornax Cluster.

The Foundation Supernova Survey: Motivation, design, implementation, and first data release (2017)
Journal Article
Foley, R. J., Scolnic, D., Rest, A., Jha, S. W., Pan, Y.-C., Riess, A. G., Challis, P., Chambers, K. C., Coulter, D. A., Dettman, K. G., Foley, M. M., Fox, O. D., Huber, M. E., Jones, D. O., Kilpatrick, C. D., Kirshner, R. P., Schultz, A. S. B., Siebert, M. R., Flewelling, H. A., Gibson, B., …Willman, M. (2018). The Foundation Supernova Survey: Motivation, design, implementation, and first data release. Monthly notices of the Royal Astronomical Society, 475(1), 193-219. https://doi.org/10.1093/mnras/stx3136

© 2017 The Author(s). The Foundation Supernova Survey aims to provide a large, high-fidelity, homogeneous, and precisely calibrated low-redshift Type Ia supernova (SN Ia) sample for cosmology. The calibration of the current low-redshift SN sample is... Read More about The Foundation Supernova Survey: Motivation, design, implementation, and first data release.

Enhanced violations of Leggett-Garg inequalities in an experimental three-level system (2017)
Journal Article
Wang, K., Emary, C., Zhan, X., Bian, Z., Li, J., & Xue, P. (2017). Enhanced violations of Leggett-Garg inequalities in an experimental three-level system. Optics express, 25(25), 31462-31470. https://doi.org/10.1364/OE.25.031462

Leggett-Garg inequalities are tests of macroscopic realism that can be violated by quantum mechanics. In this letter, we realise photonic Leggett-Garg tests on a three-level system and implement measurements that admit three distinct measurement outc... Read More about Enhanced violations of Leggett-Garg inequalities in an experimental three-level system.

The role of stellar radial motions in shaping galaxy surface brightness profiles (2017)
Journal Article
Ruiz-Lara, T., Few, C. G., Florido, E., Gibson, B. K., Pérez, I., & Sánchez-Blázquez, P. (2017). The role of stellar radial motions in shaping galaxy surface brightness profiles. Astronomy and Astrophysics, 608, A126. https://doi.org/10.1051/0004-6361/201731485

Aims. The physics driving features such as breaks observed in galaxy surface brightness (SB) profiles remains contentious. Here, we assess the importance of stellar radial motions in shaping their characteristics. Methods. We use the simulated Milky... Read More about The role of stellar radial motions in shaping galaxy surface brightness profiles.

The effects of the initial mass function on the chemical evolution of elliptical galaxies (2017)
Journal Article
De Masi, C., Matteucci, F., & Vincenzo, F. (2018). The effects of the initial mass function on the chemical evolution of elliptical galaxies. Monthly notices of the Royal Astronomical Society, 474(4), 5259-5271. https://doi.org/10.1093/mnras/stx3044

We describe the use of our chemical evolution model to reproduce the abundance patterns observed in a catalogue of elliptical galaxies from the Sloan Digital Sky Survey Data Release 4. The model assumes ellipticals form by fast gas accretion, and suf... Read More about The effects of the initial mass function on the chemical evolution of elliptical galaxies.

Pop III i-process nucleosynthesis and the elemental abundances of SMSS J0313-6708 and the most iron-poor stars (2017)
Journal Article
Clarkson, O., Herwig, F., & Pignatari, M. (2018). Pop III i-process nucleosynthesis and the elemental abundances of SMSS J0313-6708 and the most iron-poor stars. Monthly notices of the Royal Astronomical Society. Letters, 474(1), L37-L41. https://doi.org/10.1093/mnrasl/slx190

© 2017 The Author(s). Published by Oxford University Press on behalf of the Royal Astronomical Society. We have investigated a highly energetic H-ingestion event during shell He burning leading to H-burning luminosities of log (L H /L ⊙ ) ~ 13 in a 4... Read More about Pop III i-process nucleosynthesis and the elemental abundances of SMSS J0313-6708 and the most iron-poor stars.

Anisotropic Self-Assembly from Isotropic Colloidal Building Blocks (2017)
Journal Article
Rey, M., Law, A. D., Buzza, D. M. A., & Vogel, N. (2017). Anisotropic Self-Assembly from Isotropic Colloidal Building Blocks. Journal of the American Chemical Society, 139(48), 17464-17473. https://doi.org/10.1021/jacs.7b08503

© 2017 American Chemical Society. Spherical colloidal particles generally self-assemble into hexagonal lattices in two dimensions. However, more complex, non-hexagonal phases have been predicted theoretically for isotropic particles with a soft repul... Read More about Anisotropic Self-Assembly from Isotropic Colloidal Building Blocks.

Coalescence of cluster beam generated sub-2 nm bare Au nanoparticles and analysis of Au film growth parameters (2017)
Journal Article
Verrelli, E., Michelakaki, I., Boukos, N., Kyriakou, G., & Tsoukalas, D. (2017). Coalescence of cluster beam generated sub-2 nm bare Au nanoparticles and analysis of Au film growth parameters. Annalen der Physik, 530(2), 1700256. https://doi.org/10.1002/andp.201700256

© 2017 by WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim In this work is presented the growth model for Au films grown on a carbon substrate at room temperature by using as building blocks Au nanoparticles (NPs) with 1.4 nm mean size generated via remo... Read More about Coalescence of cluster beam generated sub-2 nm bare Au nanoparticles and analysis of Au film growth parameters.

Crossover between liquid-like and gas-like behaviour in CH₄ at 400 K (2017)
Journal Article
Smith, D., Hakeem, M. A., Parisiades, P., Maynard-Casely, H. E., Foster, D., Eden, D., Bull, D. J., Marshall, A. R., Adawi, A. M., Howie, R., Sapelkin, A., Brazhkin, V. V., & Proctor, J. E. (2017). Crossover between liquid-like and gas-like behaviour in CH₄ at 400 K. Physical Review E, 96(5), Article 052113. https://doi.org/10.1103/PhysRevE.96.052113

We report experimental evidence for a crossover between a liquid-like state and a gas-like state in fluid methane (CH₄). This crossover is observed in all of our experiments, up to 397 K temperature; 2.1 times the critical temperature of methane. The... Read More about Crossover between liquid-like and gas-like behaviour in CH₄ at 400 K.

The 2013 February 17 sunquake in the context of the active region's magnetic field configuration (2017)
Journal Article
Green, L. M., Valori, G., Zuccarello, F. P., Zharkov, S., Matthews, S. A., & Guglielmino, S. L. (2017). The 2013 February 17 sunquake in the context of the active region's magnetic field configuration. The Astrophysical journal, 849(1), Article 40. https://doi.org/10.3847/1538-4357/aa8db6

© 2017. The American Astronomical Society. All rights reserved. Sunquakes are created by the hydrodynamic response of the lower atmosphere to a sudden deposition of energy and momentum. In this study, we investigate a sunquake that occurred in NOAA a... Read More about The 2013 February 17 sunquake in the context of the active region's magnetic field configuration.

The Taipan Galaxy Survey: Scientific Goals and Observing Strategy (2017)
Journal Article
Driver, S. P., Taylor, E. N., Lagos, C., White, M., Bilicki, M., Brown, M. J. I., Bryant, J., Croom, S., Jones, D. H., Koribalski, B., Lorente, N., Tinney, C. G., Tothill, N. F. H., Koribalski, B., Lima Da Cunha, E., Hopkins, A. M., Colless, M., Taylor, E. N. C., Blake, C., Howlett, C., …Watson, F. (2017). The Taipan Galaxy Survey: Scientific Goals and Observing Strategy. Publications / Astronomical Society of Australia, 34, Article ARTN e047. https://doi.org/10.1017/pasa.2017.41

© Astronomical Society of Australia 2017; published by Cambridge University Press. The Taipan galaxy survey (hereafter simply 'Taipan') is a multi-object spectroscopic survey starting in 2017 that will cover 2π steradians over the southern sky (δ ≲ 1... Read More about The Taipan Galaxy Survey: Scientific Goals and Observing Strategy.

Reversible optical switching memristors with tunable STDP synaptic plasticity: a route to hierarchical control in artificial intelligent systems (2017)
Journal Article
Jaafar, A. H., Gray, R. J., Verrelli, E., O'Neill, M., Kelly, S. M., & Kemp, N. T. (2017). Reversible optical switching memristors with tunable STDP synaptic plasticity: a route to hierarchical control in artificial intelligent systems. Nanoscale, 9(43), 17091-17098. https://doi.org/10.1039/c7nr06138b

© 2017 The Royal Society of Chemistry. Optical control of memristors opens the route to new applications in optoelectronic switching and neuromorphic computing. Motivated by the need for reversible and latched optical switching we report on the devel... Read More about Reversible optical switching memristors with tunable STDP synaptic plasticity: a route to hierarchical control in artificial intelligent systems.

Uplift, Feedback, and Buoyancy: Radio Lobe Dynamics in NGC 4472 (2017)
Journal Article
Gendron-Marsolais, M., Kraft, R. P., Bogdan, A., Hlavacek-Larrondo, J., Forman, W. R., Jones, C., Su, Y., Nulsen, P., Randall, S. W., & Roediger, E. (2017). Uplift, Feedback, and Buoyancy: Radio Lobe Dynamics in NGC 4472. The Astrophysical journal, 848(1), 26. https://doi.org/10.3847/1538-4357/aa8a6f

© 2017. The American Astronomical Society. All rights reserved. We present results from deep (380 ks) Chandra observations of the active galactic nucleus (AGN) outburst in the massive early-type galaxy NGC 4472. We detect cavities in the gas coincide... Read More about Uplift, Feedback, and Buoyancy: Radio Lobe Dynamics in NGC 4472.

Stripped elliptical galaxies as probes of ICM physics : III. Deep Chandra observation of NGC 4552 - Measuring the viscosity of the intracluster medium (2017)
Journal Article
Kraft, R. P., Roediger, E., Machacek, M., Forman, W. R., Nulsen, P. E., Jones, C., Churazov, E., Randall, S., Su, Y., & Sheardown, A. (2017). Stripped elliptical galaxies as probes of ICM physics : III. Deep Chandra observation of NGC 4552 - Measuring the viscosity of the intracluster medium. The Astrophysical journal, 848(1), Article ARTN 27. https://doi.org/10.3847/1538-4357/aa8a6e

We present results from a deep (200 ks) Chandra observation of the early-type galaxy NGC 4552 (M89) which is falling into the Virgo cluster. Previous shallower X-ray observations of this galaxy showed a remnant gas core, a tail to the South of the ga... Read More about Stripped elliptical galaxies as probes of ICM physics : III. Deep Chandra observation of NGC 4552 - Measuring the viscosity of the intracluster medium.

Determining molecular orientation via single molecule SERS in a plasmonic nano-gap (2017)
Journal Article
Marshall, A. R. L., Stokes, J., Viscomi, F. N., Proctor, J. E., Gierschner, J., Bouillard, J.-S. G., & Adawi, A. M. (2017). Determining molecular orientation via single molecule SERS in a plasmonic nano-gap. Nanoscale, 9(44), 17415-17421. https://doi.org/10.1039/C7NR05107G

In this work, plasmonic nano-gaps consisting of a silver nanoparticle coupled to an extended silver film have been fully optimized for single molecule Surface-Enhanced Raman Scattering (SERS) spectroscopy. The SERS signal was found to be strongly dep... Read More about Determining molecular orientation via single molecule SERS in a plasmonic nano-gap.

Ambiguous measurements, signaling, and violations of Leggett-Garg inequalities (2017)
Journal Article
Emary, C. (2017). Ambiguous measurements, signaling, and violations of Leggett-Garg inequalities. Physical Review A, 96(4), Article 042102. https://doi.org/10.1103/PhysRevA.96.042102

Ambiguous measurements do not reveal complete information about the system under test. Their quantum-mechanical counterparts are semiweak (or in the limit, weak) measurements and here we discuss their role in tests of the Leggett-Garg inequalities. W... Read More about Ambiguous measurements, signaling, and violations of Leggett-Garg inequalities.

Magnetic control of MOF crystal orientation and alignment (2017)
Journal Article
Cheng, F., Marshall, E. S., Young, A. J., Robinson, P. J., Bouillard, J. S. G., Adawi, A. M., Vermeulen, N. A., Farha, O. K., Reithofer, M. R., & Chin, J. M. (2017). Magnetic control of MOF crystal orientation and alignment. Chemistry: a European journal, 23(62), 15578-15582. https://doi.org/10.1002/chem.201703812

Most metal-organic frameworks (MOFs) possess anisotropic properties, the full exploitation of which necessitates a general strategy for the controllable orientation of such MOF crystals. Current methods largely rely upon layer-by-layer MOF epitaxy or... Read More about Magnetic control of MOF crystal orientation and alignment.

Reply to comment on the paper “ on a role of quadruple component of magnetic field in defining solar activity in grand cycles” by Usoskin (2017) (2017)
Journal Article
Zharkova, V., Popova, E., Shepherd, S., & Zharkov, S. (2018). Reply to comment on the paper “ on a role of quadruple component of magnetic field in defining solar activity in grand cycles” by Usoskin (2017). Journal of atmospheric and solar-terrestrial physics, 176, 72-82. https://doi.org/10.1016/j.jastp.2017.09.019

In this communication we provide our answers to the comments by Usoskin (2017) on our recent paper (Popova et al, 2017a). We show that Principal Component Analysis (PCA) allows us to derive eigen vectors with eigen values assigned to variance of sola... Read More about Reply to comment on the paper “ on a role of quadruple component of magnetic field in defining solar activity in grand cycles” by Usoskin (2017).

Dual wavelength (ultraviolet and green) photodetectors using solution processed zinc oxide nanoparticles (2017)
Journal Article
O'Neill, M., Ibrahem, M. A., Verrelli, E., Lai, K. T., Kyriakou, G., Lee, A. F., Isaacs, M. A., Cheng, F., & O’Neill, M. (2017). Dual wavelength (ultraviolet and green) photodetectors using solution processed zinc oxide nanoparticles. ACS Applied Materials & Interfaces, 9(42), 36971-36979. https://doi.org/10.1021/acsami.7b08092

Narrow-band photoconductivity with a spectral width of 0.16 eV is obtained from solution-processed colloidal ZnO nanocrystals beneath the band-edge at 2.25 eV. A new model involving electron transfer from deep defects to discrete shallow donors is in... Read More about Dual wavelength (ultraviolet and green) photodetectors using solution processed zinc oxide nanoparticles.