All Outputs (756)

The frequency of anomalously red galaxies in SDSS clusters (2014)
Journal Article
Shearman, O., & Pimbblet, K. A. (2014). The frequency of anomalously red galaxies in SDSS clusters. Publications / Astronomical Society of Australia, 31, Article ARTN e038. https://doi.org/10.1017/pasa.2014.34

We present a systematic photometric search for spectroscopically confirmed anomalously red galaxies members of 748 low redshift clusters between 0.03 < z < 0.17 from the SDSS-C4 cluster catalogue (Miller et al. 2005). For each cluster we spectroscopi... Read More about The frequency of anomalously red galaxies in SDSS clusters.

APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings (2014)
Journal Article
Munari, U., Henden, A., Frigo, A., Zwitter, T., Bienaymé, O., Bland-Hawthorn, J., Boeche, C., Freeman, K. C., Gibson, B. K., Gilmore, G., Grebel, E. K., Helmi, A., Kordopatis, G., Levine, S. E., Navarro, J. F., Parker, Q. A., Reid, W., Seabroke, G. M., Siebert, A., Siviero, A., …Williams, M. (2014). APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. Astronomical Journal, 148(5), 81. https://doi.org/10.1088/0004-6256/148/5/81

© 2014. The American Astronomical Society. All rights reserved. We provide AAVSO Photometric All-Sky Survey (APASS) photometry in the Landolt BV and Sloan g′r′i′ bands for all 425,743 stars included in the fourth RAVE Data Release. The internal accur... Read More about APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings.

Galaxy And Mass Assembly (GAMA): galaxy close pairs, mergers and the future fate of stellar mass (2014)
Journal Article
Robotham, A. S. G., Driver, S. P., Davies, L. J. M., Hopkins, A. M., Baldry, I. K., Agius, N. K., Bauer, A. E., Bland-Hawthorn, J., Brough, S., Brown, M. J. I., Cluver, M., De Propris, R., Drinkwater, M. J., Holwerda, B. W., Kelvin, L. S., Lara-Lopez, M. A., Liske, J., López-Sánchez, Á. R., Loveday, J., Mahajan, S., …Wilkins, S. M. (2014). Galaxy And Mass Assembly (GAMA): galaxy close pairs, mergers and the future fate of stellar mass. Monthly notices of the Royal Astronomical Society, 444(4), 3986-4008. https://doi.org/10.1093/mnras/stu1604

We use a highly complete subset of the Galaxy And Mass Assembly II (GAMA-II) redshift sample to fully describe the stellar mass dependence of close pairs and mergers between 10⁸ and 10¹² Mʘ. Using the analytic form of this fit we investigate the tota... Read More about Galaxy And Mass Assembly (GAMA): galaxy close pairs, mergers and the future fate of stellar mass.

Chemodynamics of a simulated disc galaxy: Initial mass functions and Type Ia supernova progenitors (2014)
Journal Article
Few, C. G., Courty, S., Gibson, B. K., Michel-Dansac, L., & Calura, F. (2014). Chemodynamics of a simulated disc galaxy: Initial mass functions and Type Ia supernova progenitors. Monthly notices of the Royal Astronomical Society, 444(4), 3845-3862. https://doi.org/10.1093/mnras/stu1709

We trace the formation and advection of several elements within a cosmological adaptive mesh refinement simulation of an L⋆ galaxy. We use nine realizations of the same initial conditions with different stellar initial mass functions (IMFs), mass lim... Read More about Chemodynamics of a simulated disc galaxy: Initial mass functions and Type Ia supernova progenitors.

Directive emission of red conjugated polymer embedded within zero index metamaterials (2014)
Journal Article
Cao, T., Zou, Y., Adawi, A., & Cryan, M. J. (2014). Directive emission of red conjugated polymer embedded within zero index metamaterials. Optics express, 22(19), 22699-22706. https://doi.org/10.1364/OE.22.022699

Abstract: We numerically demonstrate an impedance-matched multilayer stacked fishnet metamaterial that has zero index with flat high transmittance from 600nm to 620nm. The effective refractive index(𝑛𝑒𝑓𝑓) is calculated to be −0.045 + 0.466i and the n... Read More about Directive emission of red conjugated polymer embedded within zero index metamaterials.

Kinematic modeling of the milky way using the rave and GCS stellar surveys (2014)
Journal Article
Sharma, S., Bland-Hawthorn, J., Binney, J., Freeman, K. C., Steinmetz, M., Boeche, C., Bienaymé, O., Gibson, B. K., Gilmore, G. F., Grebel, E. K., Helmi, A., Kordopatis, G., Munari, U., Navarro, J. F., Parker, Q. A., Reid, W. A., Seabroke, G. M., Siebert, A., Watson, F., Williams, M. E. K., …Zwitter, T. (2014). Kinematic modeling of the milky way using the rave and GCS stellar surveys. The Astrophysical journal, 793(1), 51. https://doi.org/10.1088/0004-637x/793/1/51

© 2014. The American Astronomical Society. All rights reserved.. We investigate the kinematic parameters of the Milky Way disk using the Radial Velocity Experiment (RAVE) and Geneva-Copenhagen Survey (GCS) stellar surveys. We do this by fitting a kin... Read More about Kinematic modeling of the milky way using the rave and GCS stellar surveys.

Temperature-dependent ferromagnetic resonance via the Landau-Lifshitz-Bloch equation: Application to FePt (2014)
Journal Article
Ostler, T. A., Ellis, M. O., Hinzke, D., & Nowak, U. (2014). Temperature-dependent ferromagnetic resonance via the Landau-Lifshitz-Bloch equation: Application to FePt. Physical review B: Condensed matter and materials physics, 90(9), Article 094402. https://doi.org/10.1103/PhysRevB.90.094402

Using the Landau-Lifshitz-Bloch (LLB) equation for ferromagnetic materials, we derive analytic expressions for temperature-dependent absorption spectra as probed by ferromagnetic resonance. By analyzing the resulting expressions, we can predict the v... Read More about Temperature-dependent ferromagnetic resonance via the Landau-Lifshitz-Bloch equation: Application to FePt.

Influence of localized surface plasmons on Pauli blocking and optical limiting in graphene under femtosecond pumping (2014)
Journal Article
Bongu, S. R., Bisht, P. B., Namboodiri, R. C. K., Nayak, P., Ramaprabhu, S., Kelly, T. J., Fallon, C., & Costello, J. T. (2014). Influence of localized surface plasmons on Pauli blocking and optical limiting in graphene under femtosecond pumping. Journal of applied physics, 116(7), 073101. https://doi.org/10.1063/1.4893547

The Pauli blocking limit and optical limiting threshold have been found to be modified following silver-nanoparticle decoration of functionalized hydrogen induced exfoliated graphene. Femtosecond Z-scan experiments have been used to measure the Pauli... Read More about Influence of localized surface plasmons on Pauli blocking and optical limiting in graphene under femtosecond pumping.

Chemical gradients in the Milky Way from the RAVE data: II. Giant stars (2014)
Journal Article
Boeche, C., Siebert, A., Piffl, T., Just, A., Steinmetz, M., Grebel, E. K., Sharma, S., Kordopatis, G., Gilmore, G., Chiappini, C., Freeman, K., Gibson, B. K., Munari, U., Siviero, A., Bienaymé, O., Navarro, J. F., Parker, Q. A., Reid, W., Seabroke, G. M., Watson, F. G., …Zwitter, T. (2014). Chemical gradients in the Milky Way from the RAVE data: II. Giant stars. Astronomy and Astrophysics, 568, Article A71. https://doi.org/10.1051/0004-6361/201423974

Aims. We provide new constraints on the chemo-dynamical models of the Milky Way by measuring the radial and vertical chemical gradients for the elements Mg, Al, Si, Ti, and Fe in the Galactic disc and the gradient variations as a function of the dist... Read More about Chemical gradients in the Milky Way from the RAVE data: II. Giant stars.

Pseudo-three-dimensional maps of the diffuse interstellar band at 862 nm (2014)
Journal Article
Kos, J., Zwitter, T., Wyse, R., Bienayme, O., Binney, J., Bland-Hawthorn, J., Freeman, K., Gibson, B. K., Gilmore, G., Grebel, E. K., Helmi, A., Kordopatis, G., Munari, U., Navarro, J., Parker, Q., Reid, W. A., Seabroke, G., Sharma, S., Siebert, A., Siviero, A., …Zwitter, T. (2014). Pseudo-three-dimensional maps of the diffuse interstellar band at 862 nm. Science, 345(6198), 791-795. https://doi.org/10.1126/science.1253171

The diffuse interstellar bands (DIBs) are absorption lines observed in visual and near-infrared spectra of stars. Understanding their origin in the interstellar medium is one of the oldest problems in astronomical spectroscopy, as DIBs have been know... Read More about Pseudo-three-dimensional maps of the diffuse interstellar band at 862 nm.

The rarity of star formation in brightest cluster galaxies as measured by WISE (2014)
Journal Article
Fraser-McKelvie, A., Brown, M. J. I., & Pimbblet, K. A. (2014). The rarity of star formation in brightest cluster galaxies as measured by WISE. Monthly notices of the Royal Astronomical Society. Letters, 444(1), L63-L67. https://doi.org/10.1093/mnrasl/slu117

We present the mid-infrared star formation rates of 245 X-ray selected, nearby (z < 0.1) brightest cluster galaxies (BCGs). A homogeneous and volume limited sample of BCGs was created by X-ray selecting clusters with Lx > 1 × 1044 erg s⁻ ¹. The Wide-... Read More about The rarity of star formation in brightest cluster galaxies as measured by WISE.

MaGICC baryon cycle: The enrichment history of simulated disc galaxies (2014)
Journal Article
Brook, C. B., Stinson, G., Gibson, B. K., Shen, S., Macciò, A. V., Obreja, A., Wadsley, J., & Quinn, T. (2014). MaGICC baryon cycle: The enrichment history of simulated disc galaxies. Monthly notices of the Royal Astronomical Society, 443(4), 3809-3818. https://doi.org/10.1093/mnras/stu1406

Using cosmological galaxy formation simulations from the MaGICC (Making Galaxies in a Cosmological Context) project, spanning stellar mass from ∼107 to 3 × 1010 M⊙, we trace the baryonic cycle of infalling gas from the virial radius through to its ev... Read More about MaGICC baryon cycle: The enrichment history of simulated disc galaxies.

Dwarf galaxies in the Perseus Cluster: further evidence for a disc origin for dwarf ellipticals (2014)
Journal Article
Penny, S. J., Forbes, D. A., Pimbblet, K. A., & Floyd, D. J. E. (2014). Dwarf galaxies in the Perseus Cluster: further evidence for a disc origin for dwarf ellipticals. Monthly notices of the Royal Astronomical Society, 443(4), 3381-3387. https://doi.org/10.1093/mnras/stu1397

We present the results of a Keck-ESI (Echellette Spectrograph and Imager) spectroscopic study of six dwarf elliptical (dE) galaxies in the Perseus Cluster core, and confirm two dwarfs as cluster members for the first time. All six dEs follow the size... Read More about Dwarf galaxies in the Perseus Cluster: further evidence for a disc origin for dwarf ellipticals.

Stellar origin of the ¹⁸²Hf cosmochronometer and the presolar history of solar system matter (2014)
Journal Article
Lugaro, M., Heger, A., Osrin, D., Goriely, S., Zuber, K., Karakas, A. I., Gibson, B. K., Doherty, C. L., Lattanzio, J. C., & Ott, U. (2014). Stellar origin of the ¹⁸²Hf cosmochronometer and the presolar history of solar system matter. Science, 345(6197), 650-653. https://doi.org/10.1126/science.1253338

Among the short-lived radioactive nuclei inferred to be present in the early solar system via meteoritic analyses, there are several heavier than iron whose stellar origin has been poorly understood. In particular, the abundances inferred for ¹⁸²Hf (... Read More about Stellar origin of the ¹⁸²Hf cosmochronometer and the presolar history of solar system matter.

Novel Ylidic Phosphoryl compounds from Halogenated Furan-2,5-Diones with Trivalent Phosphorus Esters: Application of this approach to new Trisphosphonates containing a Geminal Bisphosphonate Unit (2014)
Journal Article
Vaughan Griffiths, D., Benoit, D. M., Cheong, Y. K., Duncanson, P., & Han, X. (2014). Novel Ylidic Phosphoryl compounds from Halogenated Furan-2,5-Diones with Trivalent Phosphorus Esters: Application of this approach to new Trisphosphonates containing a Geminal Bisphosphonate Unit. Phosphorus, sulfur, and silicon and the related elements, 189(7-8), 1013-1027. https://doi.org/10.1080/10426507.2014.905570

The reactions of trivalent phosphorus esters, including trialkyl phosphites, dialkyl phosphonites, and alkyl phosphinites, with 3-halo- and 3,4-dihalo-furan-2,5-diones has been shown to lead to the formation of novel phosphorus ylides possessing addi... Read More about Novel Ylidic Phosphoryl compounds from Halogenated Furan-2,5-Diones with Trivalent Phosphorus Esters: Application of this approach to new Trisphosphonates containing a Geminal Bisphosphonate Unit.

Temporal quantum correlations and Leggett-Garg inequalities in multilevel systems (2014)
Journal Article
Budroni, C., & Emary, C. (2014). Temporal quantum correlations and Leggett-Garg inequalities in multilevel systems. Physical review letters, 113(5), Article 050401. https://doi.org/10.1103/PhysRevLett.113.050401

We show that the quantum bound for temporal correlations in a Leggett-Garg test, analogous to the Tsirelson bound for spatial correlations in a Bell test, strongly depends on the number of levels N that can be accessed by the measurement apparatus vi... Read More about Temporal quantum correlations and Leggett-Garg inequalities in multilevel systems.

Star formation in shocked cluster spirals and their tails (2014)
Journal Article
Roediger, E., Brüggen, M., Owers, M. S., Ebeling, H., & Sun, M. (2014). Star formation in shocked cluster spirals and their tails. Monthly notices of the Royal Astronomical Society. Letters, 443(1), L114-L118. https://doi.org/10.1093/mnrasl/slu087

Recent observations of ram pressure stripped spiral galaxies in clusters revealed details of the stripping process, i.e., the truncation of all interstellar medium (ISM) phases and of star formation (SF) in the disk, and multiphase star-forming tails... Read More about Star formation in shocked cluster spirals and their tails.

The magnetoelectrochemical switch (2014)
Journal Article
Lunca Popa, P., Kemp, N. T., Majjad, H., Dalmas, G., Faramarzi, V., Andreas, C., Hertel, R., & Doudin, B. (2014). The magnetoelectrochemical switch. Proceedings of the National Academy of Sciences of the United States of America, 111(29), 10433-10437. https://doi.org/10.1073/pnas.1322828111

In the field of spintronics, the archetype solid-state two-terminal device is the spin valve, where the resistance is controlled by the magnetization configuration. We show here how this concept of spin-dependent switch can be extended to magnetic el... Read More about The magnetoelectrochemical switch.

Measurement of the MACS of 159Tb(n, γ) at kT=30 keV by Activation (2014)
Journal Article
Praena, J., Mastinu, P., Pignatari, M., Quesada, J., Capote, R., & Morilla, Y. (2014). Measurement of the MACS of 159Tb(n, γ) at kT=30 keV by Activation. Nuclear data sheets, 120, 205-207. https://doi.org/10.1016/j.nds.2014.07.047

The measurement of the Maxwellian-Averaged Cross-Section (MACS) of the 159 Tb(n, γ) reaction at kT=30 keV by the activation technique is presented. An innovative method for the generation of Maxwellian neutron spectra at kT=30 keV is used. An experim... Read More about Measurement of the MACS of 159Tb(n, γ) at kT=30 keV by Activation.

Neutron Capture Reactions on Fe and Ni Isotopes for the Astrophysical s-process (2014)
Journal Article
Lederer, C., Giubrone, G., Massimi, C., Žugec, P., Barbagallo, M., Colonna, N., Domingo-Pardo, C., Guerrero, C., Gunsing, F., Käppeler, F., Tain, J., Altstadt, S., Andrzejewski, J., Audouin, L., Bécares, V., Bečvář, F., Belloni, F., Berthoumieux, E., Billowes, J., Boccone, V., …Schumann, D. (2014). Neutron Capture Reactions on Fe and Ni Isotopes for the Astrophysical s-process. Nuclear data sheets, 120, 201-204. https://doi.org/10.1016/j.nds.2014.07.046

Neutron capture cross sections in the keV neutron energy region are the key nuclear physics input to study the astrophysical slow neutron capture process. In the past years, a series of neutron capture cross section measurements has been performed at... Read More about Neutron Capture Reactions on Fe and Ni Isotopes for the Astrophysical s-process.