Skip to main content

Research Repository

Advanced Search

The energetics of starburst-driven outflows at z ∼ 1 from KMOS (2019)
Journal Article
Swinbank, A., Harrison, C., Tiley, A., Johnson, H., Smail, I., Stott, J., …Sobral, D. (2019). The energetics of starburst-driven outflows at z ∼ 1 from KMOS. Monthly Notices of the Royal Astronomical Society, 487(1), 381-393. https://doi.org/10.1093/mnras/stz1275

We present an analysis of the gas outflow energetics from KMOS observations of 529 main-sequence star-forming galaxies at z 1 using broad, underlying Hα and forbid- den lines of [Nii] and [Sii]. Based on the stacked spectra for a sample with median s... Read More about The energetics of starburst-driven outflows at z ∼ 1 from KMOS.

Laboratory demonstration of an alternative laser guide stars wavefront sensing technique—projected pupil plane pattern (2019)
Journal Article
Yang, H., Bharmal, N., Myers, R., & Younger, E. (2019). Laboratory demonstration of an alternative laser guide stars wavefront sensing technique—projected pupil plane pattern. Journal of Astronomical Telescopes, Instruments, and Systems, 5(2), Article 029002. https://doi.org/10.1117/1.jatis.5.2.029002

Adaptive optics (AO) is widely used in optical/near-infrared telescopes to remove the effects of atmospheric distortion, and laser guide stars (LGSs) are commonly used to ease the requirement for a bright, natural reference source close to the scient... Read More about Laboratory demonstration of an alternative laser guide stars wavefront sensing technique—projected pupil plane pattern.

The Type II-plateau Supernova 2017eaw in NGC 6946 and Its Red Supergiant Progenitor (2019)
Journal Article
Van Dyk, S. D., Zheng, W., Maund, J. R., Brink, T. G., Srinivasan, S., Andrews, J. E., …Kumar, S. (2019). The Type II-plateau Supernova 2017eaw in NGC 6946 and Its Red Supergiant Progenitor. Astrophysical Journal, 875(2), Article 136. https://doi.org/10.3847/1538-4357/ab1136

We present extensive optical photometric and spectroscopic observations, from 4 to 482 days after explosion, of the Type II-plateau (II-P) supernova (SN) 2017eaw in NGC 6946. SN 2017eaw is a normal SN II-P intermediate in properties between, for exam... Read More about The Type II-plateau Supernova 2017eaw in NGC 6946 and Its Red Supergiant Progenitor.

Scattering of spoof surface plasmon polaritons in defect-rich THz waveguides (2019)
Journal Article
Klein, A. K., Basden, A., Hammler, J., Tyas, L., Cooke, M., Balocco, C., …Gallant, A. (2019). Scattering of spoof surface plasmon polaritons in defect-rich THz waveguides. Scientific Reports, 9(1), Article 6288. https://doi.org/10.1038/s41598-019-42412-6

We report on the first observation of ‘Spoof’ Surface Plasmon Polariton (SPP) scattering from surface defects on metal-coated 3D printed, corrugated THz waveguiding surfaces. Surface defects, a result of the printing process, are shown to assist the... Read More about Scattering of spoof surface plasmon polaritons in defect-rich THz waveguides.

PEPITO: atmospheric Profiling from short-Exposure focal Plane Images in seeing-limiTed mOde (2019)
Journal Article
Beltramo-Martin, O., Bharmal, N. A., & Correia, C. (2019). PEPITO: atmospheric Profiling from short-Exposure focal Plane Images in seeing-limiTed mOde. Monthly Notices of the Royal Astronomical Society, 486(2), 2032-2041. https://doi.org/10.1093/mnras/stz979

Atmospheric profiling is a requirement for controlling wide-field Adaptive Optics (AO) instruments, analyzing the AO performance with respect to the observing conditions and predicting the Point Spread Function (PSF) spatial variations. We present PE... Read More about PEPITO: atmospheric Profiling from short-Exposure focal Plane Images in seeing-limiTed mOde.

An open source toolkit for the tracking, termination and recovery of high altitude balloon flights and payloads (2019)
Journal Article
Clark, P., Funk, M., Funk, B., Funk, T., Meadows, R., Brown, A., …Netterfield, C. (2019). An open source toolkit for the tracking, termination and recovery of high altitude balloon flights and payloads. Journal of Instrumentation, 14(04), Article P04003. https://doi.org/10.1088/1748-0221/14/04/p04003

We present an open source toolkit of flight-proven electronic devices which can be used to track, terminate and recover high altitude balloon flights and payloads. Comprising a beacon, pyrotechnic and non-pyrotechnic cut-down devices plus associated... Read More about An open source toolkit for the tracking, termination and recovery of high altitude balloon flights and payloads.

Efficient implementation of pseudo open loop control for adaptive optics on Extremely Large Telescopes (2019)
Journal Article
Basden, A., Jenkins, D., Morris, T., Osborn, J., & Townson, M. (2019). Efficient implementation of pseudo open loop control for adaptive optics on Extremely Large Telescopes. Monthly Notices of the Royal Astronomical Society, 486(2), 1774-1780. https://doi.org/10.1093/mnras/stz918

Closed-loop adaptive optics systems which use minimum mean square error wavefront reconstruction require the computation of pseudo open loop wavefront slopes. These techniques incorporate a knowledge of atmospheric statistics which must therefore be... Read More about Efficient implementation of pseudo open loop control for adaptive optics on Extremely Large Telescopes.

Photoactivated cell-killing involving a low molecular weight, donor-acceptor diphenylacetylene (2019)
Journal Article
Chisholm, D., Lamb, R., Pallett, T., Affleck, V., Holden, C., Marrison, J., …Ambler, C. A. (2019). Photoactivated cell-killing involving a low molecular weight, donor-acceptor diphenylacetylene. Chemical Science, 10(17), 4673-4683. https://doi.org/10.1039/c9sc00199a

Photoactivation of photosensitisers can be utilised to elicit the production of ROS, for potential therapeutic applications, including the destruction of diseased tissues and tumours. A novel class of photosensitiser, exemplified by DC324, has been d... Read More about Photoactivated cell-killing involving a low molecular weight, donor-acceptor diphenylacetylene.

The Dynamics and Distribution of Angular Momentum in HiZELS Star – Forming Galaxies at z = 0.8 – 3.3 (2019)
Journal Article
Gillman, S., Swinbank, A., Tiley, A., Harrison, C., Smail, I., Dudzevičiūtė, U., …Theuns, T. (2019). The Dynamics and Distribution of Angular Momentum in HiZELS Star – Forming Galaxies at z = 0.8 – 3.3. Monthly Notices of the Royal Astronomical Society, 486(1), 175-194. https://doi.org/10.1093/mnras/stz765

We present adaptive optics assisted integral field spectroscopy of 34 star–forming galaxies at z = 0.8–3.3 selected from the HiZELS narrow-band survey. We measure the kinematics of the ionised interstellar medium on ∼1 kpc scales, and show that the g... Read More about The Dynamics and Distribution of Angular Momentum in HiZELS Star – Forming Galaxies at z = 0.8 – 3.3.

Angular momentum of z ∼ 1.5 galaxies and their local analogues with adaptive optics (2019)
Journal Article
Sweet, S. M., Fisher, D. B., Savorgnan, G., Glazebrook, K., Obreschkow, D., Gillman, S., …Sharples, R. M. (2019). Angular momentum of z ∼ 1.5 galaxies and their local analogues with adaptive optics. Monthly Notices of the Royal Astronomical Society, 485(4), 5700-5714. https://doi.org/10.1093/mnras/stz750

We present stellar specific angular momentum j* measurements of two z ∼ 1.5 galaxies in the KGES sample and 12 DYNAMO z ∼ 0.1 analogues of high-redshift galaxies. We combine natural seeing integral field spectroscopic data to trace line emission out... Read More about Angular momentum of z ∼ 1.5 galaxies and their local analogues with adaptive optics.

A many-core CPU prototype of an MCAO and LTAO RTC for ELT-scale instruments (2019)
Journal Article
Jenkins, D. R., Basden, A. G., & Myers, R. M. (2019). A many-core CPU prototype of an MCAO and LTAO RTC for ELT-scale instruments. Monthly Notices of the Royal Astronomical Society, 485(4), 5142-5152. https://doi.org/10.1093/mnras/stz638

We propose a many-core CPU architecture for Extremely Large Telescope (ELT) scale adaptive optics (AO) real-time control (RTC) for the multi-conjugate AO (MCAO) and laser-tomographic AO (LTAO) modes. MCAO and LTAO differ from the more conventional si... Read More about A many-core CPU prototype of an MCAO and LTAO RTC for ELT-scale instruments.

VasoTracker, a Low-Cost and Open Source Pressure Myograph System for Vascular Physiology (2019)
Journal Article
Lawton, P. F., Lee, M. D., Saunter, C. D., Girkin, J. M., McCarron, J. G., & Wilson, C. (2019). VasoTracker, a Low-Cost and Open Source Pressure Myograph System for Vascular Physiology. Frontiers in Physiology, 10, Article 99. https://doi.org/10.3389/fphys.2019.00099

Pressure myography, one of the most commonly used techniques in vascular research, measures the diameter of isolated, pressurized arteries to assess the functional activity of smooth muscle and endothelial cells. Despite the widespread adoption of th... Read More about VasoTracker, a Low-Cost and Open Source Pressure Myograph System for Vascular Physiology.

The Shapes of the Rotation Curves of Star-forming Galaxies Over the Last ≈ 10 Gyr (2019)
Journal Article
Tiley, A. L., Swinbank, A., Harrison, C., Smail, I., Turner, O., Schaller, M., …Magdis, G. (2019). The Shapes of the Rotation Curves of Star-forming Galaxies Over the Last ≈ 10 Gyr. Monthly Notices of the Royal Astronomical Society, 485(1), 934-960. https://doi.org/10.1093/mnras/stz428

We analyse maps of the spatially-resolved nebular emission of ≈1500 star-forming galaxies at z ≈ 0.6–2.2 from deep KMOS and MUSE observations to measure the average shape of their rotation curves. We use these to test claims for declining rotation cu... Read More about The Shapes of the Rotation Curves of Star-forming Galaxies Over the Last ≈ 10 Gyr.

The PDS 110 observing campaign – photometric and spectroscopic observations reveal eclipses are aperiodic (2019)
Journal Article
Osborn, H., Kenworthy, M., Rodriguez, J., de Mooij, E., Kennedy, G., Relles, H., …Zhou, G. (2019). The PDS 110 observing campaign – photometric and spectroscopic observations reveal eclipses are aperiodic. Monthly Notices of the Royal Astronomical Society, 485(2), 1614-1625. https://doi.org/10.1093/mnras/stz283

PDS 110 is a young disc-hosting star in the Orion OB1A association. Two dimming events of similar depth and duration were seen in 2008 (WASP) and 2011 (KELT), consistent with an object in a closed periodic orbit. In this paper, we present data from a... Read More about The PDS 110 observing campaign – photometric and spectroscopic observations reveal eclipses are aperiodic.

High-speed dual color fluorescence lifetime endomicroscopy for highly-multiplexed pulmonary diagnostic applications and detection of labeled bacteria (2018)
Journal Article
Pedretti, E., Tanner, M. G., Choudhary, T. R., Krstajić, N., Megia-Fernandez, A., Henderson, R. K., …Dalgarno, P. A. (2019). High-speed dual color fluorescence lifetime endomicroscopy for highly-multiplexed pulmonary diagnostic applications and detection of labeled bacteria. Biomedical Optics Express, 10(1), 181-195. https://doi.org/10.1364/boe.10.000181

We present a dual-color laser scanning endomicroscope capable of fluorescence lifetime endomicroscopy at one frame per second (FPS). The scanning system uses a coherent imaging fiber with 30,000 cores. High-speed lifetime imaging is achieved by distr... Read More about High-speed dual color fluorescence lifetime endomicroscopy for highly-multiplexed pulmonary diagnostic applications and detection of labeled bacteria.

Origin of the asymmetry of the wind driven halo observed in high-contrast images (2018)
Journal Article
Cantalloube, F., Por, E., Dohlen, K., Sauvage, J., Vigan, A., Kasper, M., …Fusco, T. (2018). Origin of the asymmetry of the wind driven halo observed in high-contrast images. Astronomy & Astrophysics, 620, Article L10. https://doi.org/10.1051/0004-6361/201834311

The latest generation of high-contrast instruments dedicated to exoplanets and circumstellar disk imaging are equipped with extreme adaptive optics and coronagraphs to reach contrasts of up to 10−4 at a few tenths of arcseconds in the near-infrared.... Read More about Origin of the asymmetry of the wind driven halo observed in high-contrast images.

Optimizing the accuracy and efficiency of optical turbulence profiling using adaptive optics telemetry for extremely large telescopes (2018)
Journal Article
Laidlaw, D. J., Osborn, J., Morris, T. J., Basden, A. G., Beltramo-Martin, O., Butterley, T., …Wilson, R. W. (2018). Optimizing the accuracy and efficiency of optical turbulence profiling using adaptive optics telemetry for extremely large telescopes. Monthly Notices of the Royal Astronomical Society, 483(4), 4341-4353. https://doi.org/10.1093/mnras/sty3285

Advanced adaptive optics (AO) instruments on ground-based telescopes require accurate knowledge of the atmospheric turbulence strength as a function of altitude. This information assists point spread function reconstruction, AO temporal control techn... Read More about Optimizing the accuracy and efficiency of optical turbulence profiling using adaptive optics telemetry for extremely large telescopes.