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Zipping and unzipping in string networks: dynamics of Y-junctions (2015)
Journal Article
Avgoustidis, A., Pourtsidou, A., & Sakellariadou, M. (2015). Zipping and unzipping in string networks: dynamics of Y-junctions. Physical Review D, 91(2), Article 025022. https://doi.org/10.1103/PhysRevD.91.025022

We study, within the Nambu-Goto approximation, the stability of massive string junctions under the influence of the tensions of three strings joining together in a Y-type configuration. The relative angle β between the strings at the junction is in g... Read More about Zipping and unzipping in string networks: dynamics of Y-junctions.

The impact of temperature fluctuations on the large-scale clustering of the Lyα forest (2015)
Journal Article
Greig, B., Bolton, J. S., & Wyithe, J. S. B. (2015). The impact of temperature fluctuations on the large-scale clustering of the Lyα forest. Monthly Notices of the Royal Astronomical Society, 447(3), 2503-2511. https://doi.org/10.1093/mnras/stu2624

We develop a semi-analytic method for assessing the impact of the large-scale IGM temperature fluctuations expected following He ii reionization on three-dimensional clustering measurements of the Lyα forest. Our methodology builds upon the existing... Read More about The impact of temperature fluctuations on the large-scale clustering of the Lyα forest.

Artificial tektites: an experimental technique for capturing the shapes of spinning drops (2015)
Journal Article
Baldwin, K. A., Butler, S. L., & Hill, R. J. (in press). Artificial tektites: an experimental technique for capturing the shapes of spinning drops. Scientific Reports, 5, Article 7660. https://doi.org/10.1038/srep07660

Determining the shapes of a rotating liquid droplet bound by surface tension is an archetypal problem in the study of the equilibrium shapes of a spinning and charged droplet, a problem that unites models of the stability of the atomic nucleus with t... Read More about Artificial tektites: an experimental technique for capturing the shapes of spinning drops.

The environmental dependence of the structure of galactic discs in STAGES S0 galaxies: implications for S0 formation (2015)
Journal Article
Maltby, D. T., Aragón-Salamanca, A., Gray, M. E., Hoyos, C., Wolf, C., Jogee, S., & Böhm, A. (in press). The environmental dependence of the structure of galactic discs in STAGES S0 galaxies: implications for S0 formation. Monthly Notices of the Royal Astronomical Society, 447(2), https://doi.org/10.1093/mnras/stu2536

We present an analysis of V-band radial surface brightness μ(r) profiles for S0 galaxies in different environments using Hubble Space Telescope/Advanced Camera for Surveys imaging and data from the Space Telescope A901/2 Galaxy Evolution Survey. Usin... Read More about The environmental dependence of the structure of galactic discs in STAGES S0 galaxies: implications for S0 formation.

Is the universe transparent? (2015)
Journal Article
Liao, K., Avgoustidis, A., & Li, Z. (2015). Is the universe transparent?. Physical Review D, 92(12), Article 123539. https://doi.org/10.1103/PhysRevD.92.123539

We present our study on cosmic opacity, which relates to changes in photon number as photons travel from the source to the observer. Cosmic opacity may be caused by absorption or scattering due to matter in the Universe, or by extragalactic magnetic... Read More about Is the universe transparent?.

Ligand-induced control of photoconductive gain and doping in a hybrid graphene-quantum dot transistor (2015)
Journal Article
Turyanska, L., Makarovsky, O., Svatek, S. A., Beton, P. H., Mellor, C. J., Patanè, A., Eaves, L., Thomas, N. R., Fay, M. W., Marsden, A. J., & Wilson, N. R. (2015). Ligand-induced control of photoconductive gain and doping in a hybrid graphene-quantum dot transistor. Advanced Electronic Materials, 1(7), 1500062. https://doi.org/10.1002/aelm.201500062

In graphene devices decorated with a layer of near-infrared colloidal PbS quantum dots (QDs), the choice of the QD capping ligands and the integrity of the QD layer have a strong influence on the doping, carrier mobility, and photoresponse. By using... Read More about Ligand-induced control of photoconductive gain and doping in a hybrid graphene-quantum dot transistor.

Strain-restricted transfer of ferromagnetic electrodes for constructing reproducibly superior-quality spintronic devices (2014)
Journal Article
Guo, L., Gu, X., Hu, S., Sun, W., Zhang, R., Qin, Y., …Sun, X. (2014). Strain-restricted transfer of ferromagnetic electrodes for constructing reproducibly superior-quality spintronic devices. Nature Communications, 15(1), Article 865. https://doi.org/10.1038/s41467-024-45200-7

Spintronic device is the fundamental platform for spin-related academic and practical studies. However, conventional techniques with energetic deposition or boorish transfer of ferromagnetic metal inevitably introduce uncontrollable damage and undesi... Read More about Strain-restricted transfer of ferromagnetic electrodes for constructing reproducibly superior-quality spintronic devices.

Overview of the SDSS-IV MaNGA survey: mapping nearby galaxies at Apache Point Observatory (2014)
Journal Article
Bundy, K., Bershady, M. A., Law, D. R., Yan, R., Drory, N., MacDonald, N., …Zhang, K. (2014). Overview of the SDSS-IV MaNGA survey: mapping nearby galaxies at Apache Point Observatory. Astrophysical Journal, 798(1), 7. https://doi.org/10.1088/0004-637x/798/1/7

We present an overview of a new integral field spectroscopic survey called MaNGA (Mapping Nearby Galaxies at Apache Point Observatory), one of three core programs in the fourth-generation Sloan Digital Sky Survey (SDSS-IV) that began on 2014 July 1.... Read More about Overview of the SDSS-IV MaNGA survey: mapping nearby galaxies at Apache Point Observatory.

Lens models of herschel-selected galaxies from high-resolution near-IR observations (2014)
Journal Article
Calanog, J. A., Fu, H., Cooray, A., Wardlow, J., Ma, B., Amber, S., …Vieira, J. D. (2014). Lens models of herschel-selected galaxies from high-resolution near-IR observations. Astrophysical Journal, 797(2), Article 138. https://doi.org/10.1088/0004-637X/797/2/138

© 2014. The American Astronomical Society. All rights reserved. We present Keck-Adaptive Optics and Hubble Space Telescope high resolution near-infrared (IR) imaging for 500 μm bright candidate lensing systems identified by the Herschel Multi-tiered... Read More about Lens models of herschel-selected galaxies from high-resolution near-IR observations.

Adsorbate-induced curvature and stiffening of graphene (2014)
Journal Article
Svatek, S. A., Scott, O. R., Rivett, J. P., Wright, K., Baldoni, M., Bichoutskaia, E., …Beton, P. H. (2015). Adsorbate-induced curvature and stiffening of graphene. Nano Letters, 15(1), https://doi.org/10.1021/nl503308c

The adsorption of the alkane tetratetracontane (TTC, C44H90) on graphene induces the formation of a curved surface stabilized by a gain in adsorption energy. This effect arises from a curvature-dependent variation of a moiré pattern due to the mismat... Read More about Adsorbate-induced curvature and stiffening of graphene.

Charge-swapping q balls (2014)
Journal Article
Copeland, E. J., Saffin, P. M., & Zhou, S. Y. (2014). Charge-swapping q balls. Physical Review Letters, 113(23), https://doi.org/10.1103/PhysRevLett.113.231603

© 2014 American Physical Society. Q balls are nontopological solitonic solutions to a wide class of field theories that possess global symmetries. Here we show that in these same theories there also exists a tower of novel composite Q-ball solutions... Read More about Charge-swapping q balls.

WIMP physics with ensembles of direct-detection experiments (2014)
Journal Article
Peter, A. H., Glusevic, V., Green, A. M., Kavanagh, B. J., & Lee, S. L. (2014). WIMP physics with ensembles of direct-detection experiments. Physics of the Dark Universe, 5-6, https://doi.org/10.1016/j.dark.2014.10.006

The search for weakly-interacting massive particle (WIMP) dark matter is multi-pronged. Ulti- mately, the WIMP-dark-matter picture will only be confirmed if different classes of experiments see consistent signals and infer the same WIMP properties. I... Read More about WIMP physics with ensembles of direct-detection experiments.

Spin manipulation and spin-lattice interaction in magnetic colloidal quantum dots (2014)
Journal Article
Moro, F., Turyanska, L., Granwehr, J., & Patanè, A. (2014). Spin manipulation and spin-lattice interaction in magnetic colloidal quantum dots. Physical review B: Condensed matter and materials physics, 90(20), Article 205428. https://doi.org/10.1103/PhysRevB.90.205428

We report on the spin-lattice interaction and coherent manipulation of electron spins in Mn-doped colloidal PbS quantum dots (QDs) by electron spin resonance. We show that the phase memory time,TM, is limited by Mn–Mn dipolar interactions, hyperfine... Read More about Spin manipulation and spin-lattice interaction in magnetic colloidal quantum dots.

Analysis of interaction between the apicomplexan protozoan Toxoplasma gondii and host cells using label-free Raman spectroscopy (2014)
Journal Article
Naemat, A., Elsheikha, H. M., Al-sandaqchib, A., Kong, K., Ghita, A., & Notingher, I. (2015). Analysis of interaction between the apicomplexan protozoan Toxoplasma gondii and host cells using label-free Raman spectroscopy. Analyst, 140(3), 756-764. https://doi.org/10.1039/c4an01810a

Label-free imaging using Raman micro-spectroscopy (RMS) was used to characterize the spatio-temporal molecular changes of T. gondii tachyzoites and their host cell microenvironment. Raman spectral maps were recorded from isolated T. gondii tachyzoite... Read More about Analysis of interaction between the apicomplexan protozoan Toxoplasma gondii and host cells using label-free Raman spectroscopy.

Universal nonequilibrium properties of dissipative rydberg gases (2014)
Journal Article
Marcuzzi, M., Levi, E., Diehl, S., Garrahan, J. P., & Lesanovsky, I. (2014). Universal nonequilibrium properties of dissipative rydberg gases. Physical Review Letters, 113(21), Article 210401. https://doi.org/10.1103/PhysRevLett.113.210401

© 2014 American Physical Society. We investigate the out-of-equilibrium behavior of a dissipative gas of Rydberg atoms that features a dynamical transition between two stationary states characterized by different excitation densities. We determine th... Read More about Universal nonequilibrium properties of dissipative rydberg gases.

Critical assessment of the evidence for striped nanoparticles (2014)
Journal Article
Shankar, S. S., Stirling, J., Lekkas, I., Sweetman, A., Djuranovic, P., Guo, Q., …Moriarty, P. (2014). Critical assessment of the evidence for striped nanoparticles. PLoS ONE, 9(11), Article e108482. https://doi.org/10.1371/journal.pone.0108482

There is now a significant body of literature which reports that stripes form in the ligand shell of suitably functionalised Au nanoparticles. This stripe morphology has been proposed to strongly affect the physicochemical and biochemical properties... Read More about Critical assessment of the evidence for striped nanoparticles.

Effective dynamics of strongly dissipative Rydberg gases (2014)
Journal Article
Marcuzzi, M., Schick, J., Olmos, B., & Lesanovsky, I. (2014). Effective dynamics of strongly dissipative Rydberg gases. Journal of Physics A: Mathematical and Theoretical, 47(48), Article 482001. https://doi.org/10.1088/1751-8113/47/48/482001

We investigate the evolution of interacting Rydberg gases in the limit of strong noise and dissipation. Starting from a description in terms of a Markovian quantum master equation we derive effective equations of motion that govern the dynamics on a... Read More about Effective dynamics of strongly dissipative Rydberg gases.

Constraining disformally coupled scalar fields (2014)
Journal Article
Brax, P., & Burrage, C. (2014). Constraining disformally coupled scalar fields. Physical Review D, D90(10), Article 104009. https://doi.org/10.1103/PhysRevD.90.104009

Light scalar fields can naturally couple disformally to matter fields. Static, nonrelativistic sources do not generate a classical field profile for a disformally coupled scalar, and so such scalars are free from the constraints on the existence of f... Read More about Constraining disformally coupled scalar fields.