The EBLM Project– XI. Mass, radius, and effective temperature measurements for 23 M-dwarf companions to solar-type stars observed with CHEOPS (2024)
Journal Article
Swayne, M. I., Maxted, P. F. L., Triaud, A. H. M. J., Sousa, S. G., Deline, A., Ehrenreich, D., …Wilson, T. G. (2024). The EBLM Project– XI. Mass, radius, and effective temperature measurements for 23 M-dwarf companions to solar-type stars observed with CHEOPS. Monthly Notices of the Royal Astronomical Society, 528(4), 5703-5722. https://doi.org/10.1093/mnras/stad3866

Observations of low-mass stars have frequently shown a disagreement between observed stellar radii and radii predicted by theoretical stellar structure models. This ‘radius inflation’ problem could have an impact on both stellar and exoplanetary scie... Read More about The EBLM Project– XI. Mass, radius, and effective temperature measurements for 23 M-dwarf companions to solar-type stars observed with CHEOPS.

Constraining the reflective properties of WASP-178 b using CHEOPS photometry (2024)
Journal Article
Pagano, I., Scandariato, G., Singh, V., Lendl, M., Queloz, D., Simon, A. E., …Walton, N. A. (2024). Constraining the reflective properties of WASP-178 b using CHEOPS photometry. Astronomy & Astrophysics, 682, Article A102. https://doi.org/10.1051/0004-6361/202346705

Context. Multiwavelength photometry of the secondary eclipses of extrasolar planets is able to disentangle the reflected and thermally emitted light radiated from the planetary dayside. Based on this, we can measure the planetary geometric albedo Ag,... Read More about Constraining the reflective properties of WASP-178 b using CHEOPS photometry.

Characterising TOI-732 b and c: New insights into the M-dwarf radius and density valley (2024)
Journal Article
Bonfanti, A., Brady, M., Wilson, T. G., Venturini, J., Egger, J. A., Brandeker, A., …Zingales, T. (2024). Characterising TOI-732 b and c: New insights into the M-dwarf radius and density valley. Astronomy & Astrophysics, 682, Article A66. https://doi.org/10.1051/0004-6361/202348180

Context. TOI-732 is an M dwarf hosting two transiting planets that are located on the two opposite sides of the radius valley. Inferring a reliable demographics for this type of systems is key to understanding their formation and evolution mechanisms... Read More about Characterising TOI-732 b and c: New insights into the M-dwarf radius and density valley.

A Galactic Eclipse: The Small Magellanic Cloud Is Forming Stars in Two Superimposed Systems (2024)
Journal Article
Murray, C. E., Hasselquist, S., Peek, J. E. G., Lindberg, C. W., Almeida, A., Choi, Y., …van Loon, J. T. (2024). A Galactic Eclipse: The Small Magellanic Cloud Is Forming Stars in Two Superimposed Systems. Astrophysical Journal, 962(2), Article 120. https://doi.org/10.3847/1538-4357/ad1591

The structure and dynamics of the star-forming disk of the Small Magellanic Cloud (SMC) have long confounded us. The SMC is widely used as a prototype for galactic physics at low metallicity, and yet we fundamentally lack an understanding of the stru... Read More about A Galactic Eclipse: The Small Magellanic Cloud Is Forming Stars in Two Superimposed Systems.

Synthesis of a heparan sulfate tetrasaccharide using automated glycan assembly † (2024)
Journal Article
Pongener, I., Sletten, E. T., Danglad-Flores, J., Seeberger, P. H., & Miller, G. J. (in press). Synthesis of a heparan sulfate tetrasaccharide using automated glycan assembly †. Organic and Biomolecular Chemistry, https://doi.org/10.1039/d3ob01909h

Herein we utilise automated glycan assembly to complete solid-phase synthesis of defined heparan sulfate oligosaccharides, employing challenging d-glucuronate disaccharide donors. Using an orthogonally protected d-GlcN-α-d-GlcA donor, milligram-scale... Read More about Synthesis of a heparan sulfate tetrasaccharide using automated glycan assembly †.

TOI-544 b: a potential water-world inside the radius valley in a two-planet system (2023)
Journal Article
Osborne, H. L. M., Van Eylen, V., Goffo, E., Gandolfi, D., Nowak, G., Persson, C. M., …Lam, K. W. F. (in press). TOI-544 b: a potential water-world inside the radius valley in a two-planet system. Monthly Notices of the Royal Astronomical Society, 527(4), 11138-11157. https://doi.org/10.1093/mnras/stad3837

We report on the precise radial velocity follow-up of TOI-544 (HD 290498), a bright K star (V=10.8), which hosts a small transiting planet recently discovered by the Transiting Exoplanet Survey Satellite (TESS). We collected 122 high-resolution HARPS... Read More about TOI-544 b: a potential water-world inside the radius valley in a two-planet system.

Quantitative N‐ or C‐Terminal Labelling of Proteins with Unactivated Peptides by Use of Sortases and a d ‐Aminopeptidase (2023)
Journal Article
Arnott, Z. L. P., Morgan, H. E., Hollingsworth, K., Stevenson, C. M. E., Collins, L. J., Tamasanu, A., …Webb, M. E. (2024). Quantitative N‐ or C‐Terminal Labelling of Proteins with Unactivated Peptides by Use of Sortases and a d ‐Aminopeptidase. Angewandte Chemie International Edition, 63(8), Article e202310862. https://doi.org/10.1002/anie.202310862

Quantitative and selective labelling of proteins is widely used in both academic and industrial laboratories, and catalytic labelling of proteins using transpeptidases, such as sortases, has proved to be a popular strategy for such selective modifica... Read More about Quantitative N‐ or C‐Terminal Labelling of Proteins with Unactivated Peptides by Use of Sortases and a d ‐Aminopeptidase.

TESS Cycle 2 observations of roAp stars with 2-min cadence data (2023)
Journal Article
Holdsworth, D. L., Cunha, M. S., Lares-Martiz, M., Kurtz, D. W., Antoci, V., Forteza, S. B., …Seager, S. (2024). TESS Cycle 2 observations of roAp stars with 2-min cadence data. Monthly Notices of the Royal Astronomical Society, 527(4), 9548-9580. https://doi.org/10.1093/mnras/stad3800

We present the results of a systematic search of the Transiting Exoplanet Survey Satellite (TESS) 2-min cadence data for new rapidly oscillating Ap (roAp) stars observed during the Cycle 2 phase of its mission. We find seven new roAp stars previously... Read More about TESS Cycle 2 observations of roAp stars with 2-min cadence data.

Conical shell X-ray beam tomosynthesis and micro-computed tomography for microarchitectural characterisation (2023)
Journal Article
Arnold, E. L., Elarnaut, F., Downes, D., Evans, J. P. O., Greenwood, C., & Rogers, K. D. (in press). Conical shell X-ray beam tomosynthesis and micro-computed tomography for microarchitectural characterisation. Scientific Reports, 13(1), Article 21480. https://doi.org/10.1038/s41598-023-48851-6

Bone quality is commonly used to diagnose bone diseases such as osteoporosis, with many studies focusing on microarchitecture for fracture prediction. In this study a bovine distal femur was imaged using both micro-computed tomography (µCT) and tomos... Read More about Conical shell X-ray beam tomosynthesis and micro-computed tomography for microarchitectural characterisation.

Juggling Optoelectronics and Catalysis: The Dual Talents of Bench Stable 1,4‐Azaborinines (2023)
Journal Article
van Beek, C. M., Swarbrook, A. M., Creissen, C. E., Hawes, C. S., Gazis, T. A., & Matthews, P. D. (2023). Juggling Optoelectronics and Catalysis: The Dual Talents of Bench Stable 1,4‐Azaborinines. Chemistry - A European Journal, 30(8), Article e202301944. https://doi.org/10.1002/chem.202301944

Boron‐ and nitrogen‐doped polycyclic aromatic hydrocarbons (B‐PAHs) have established a strong foothold in the realm of organic electronics. However, their catalytic potential remains largely untapped. In this study, we synthesise and characterise two... Read More about Juggling Optoelectronics and Catalysis: The Dual Talents of Bench Stable 1,4‐Azaborinines.

Optical Monitoring of the Didymos–Dimorphos Asteroid System with the Danish Telescope around the DART Mission Impact (2023)
Journal Article
Rożek, A., Snodgrass, C., Jørgensen, U. G., Pravec, P., Bonavita, M., Rabus, M., …Castillo Baeza, N. S. (2023). Optical Monitoring of the Didymos–Dimorphos Asteroid System with the Danish Telescope around the DART Mission Impact. The Planetary Science Journal, 4(12), Article 236. https://doi.org/10.3847/psj/ad0a64

The NASA’s Double-Asteroid Redirection Test (DART) was a unique planetary defence and technology test mission, the first of its kind. The main spacecraft of the DART mission impacted the target asteroid Dimorphos, a small moon orbiting the asteroid D... Read More about Optical Monitoring of the Didymos–Dimorphos Asteroid System with the Danish Telescope around the DART Mission Impact.

The EBLM Project—From False Positives to Benchmark Stars and Circumbinary Exoplanets (2023)
Journal Article
Maxted, P. F. L., Triaud, A. H. M. J., & Martin, D. V. (in press). The EBLM Project—From False Positives to Benchmark Stars and Circumbinary Exoplanets. Universe, 9(12), Article 498. https://doi.org/10.3390/universe9120498

The EBLM project aims to characterise very-low-mass stars that are companions to solar-type stars in eclipsing binaries. We describe the history and motivation for this project, the methodology we use to obtain the precise mass, radius, and effective... Read More about The EBLM Project—From False Positives to Benchmark Stars and Circumbinary Exoplanets.

A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067. (2023)
Journal Article
Luque, R., Osborn, H. P., Leleu, A., Pallé, E., Bonfanti, A., Barragán, O., …Zingales, T. (in press). A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067. Nature, 623(7989), 932-937. https://doi.org/10.1038/s41586-023-06692-3

Planets with radii between that of the Earth and Neptune (hereafter referred to as 'sub-Neptunes') are found in close-in orbits around more than half of all Sun-like stars . However, their composition, formation and evolution remain poorly understood... Read More about A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067..

CHEOPS and TESS view of the ultra-short-period super-Earth TOI-561 b (2023)
Journal Article
Patel, J. A., Egger, J. A., Wilson, T. G., Bourrier, V., Carone, L., Beck, M., …Walton, N. A. (2023). CHEOPS and TESS view of the ultra-short-period super-Earth TOI-561 b. Astronomy & Astrophysics, 679, Article A92. https://doi.org/10.1051/0004-6361/202244946

Context. Ultra-short-period planets (USPs) are a unique class of super-Earths with an orbital period of less than a day, and hence they are subject to intense radiation from their host star. These planets cannot retain a primordial H/He atmosphere, a... Read More about CHEOPS and TESS view of the ultra-short-period super-Earth TOI-561 b.

Refining the properties of the TOI-178 system with CHEOPS and TESS (2023)
Journal Article
Delrez, L., Leleu, A., Brandeker, A., Gillon, M., Hooton, M. J., Collier Cameron, A., …Winn, J. N. (2023). Refining the properties of the TOI-178 system with CHEOPS and TESS. Astronomy & Astrophysics, 678, Article A200. https://doi.org/10.1051/0004-6361/202245479

Context. The TOI-178 system consists of a nearby late K-dwarf transited by six planets in the super-Earth to mini-Neptune regime, with radii ranging from ~1.1 to 2.9 R⊕ and orbital periods between 1.9 and 20.7 days. All planets but the innermost one... Read More about Refining the properties of the TOI-178 system with CHEOPS and TESS.

A hot mini-Neptune and a temperate, highly eccentric sub-Saturn around the bright K-dwarf TOI-2134 (2023)
Journal Article
Rescigno, F., Hébrard, G., Vanderburg, A., Mann, A. W., Mortier, A., Morrell, S., …Forés-Toribio, R. (in press). A hot mini-Neptune and a temperate, highly eccentric sub-Saturn around the bright K-dwarf TOI-2134. Monthly Notices of the Royal Astronomical Society, 527(3), 5385-5407. https://doi.org/10.1093/mnras/stad3255

We present the characterisation of an inner mini-Neptune in a 9.2292005±0.0000063 day orbit and an outer mono-transiting sub-Saturn planet in a 95.50$^{+0.36}_{-0.25}$ day orbit around the moderately active, bright (mv = 8.9 mag) K5V star TOI-2134. B... Read More about A hot mini-Neptune and a temperate, highly eccentric sub-Saturn around the bright K-dwarf TOI-2134.

Harnessing a Biocatalyst to Bioremediate the Purification of Alkylglycosides. (2023)
Journal Article
Wahart, A. J. C., Dolan, J. P., Anderson, S. D., Cheallaigh, A. N., Staniland, J., Lima, M. A., …Cosgrove, S. C. (in press). Harnessing a Biocatalyst to Bioremediate the Purification of Alkylglycosides. ChemBioChem, Article e202300625. https://doi.org/10.1002/cbic.202300625

As the world moves towards net-zero carbon emissions, the development of sustainable chemical manufacturing processes is essential. Within manufacturing, purification by distillation is often used, however this process is energy intensive and methods... Read More about Harnessing a Biocatalyst to Bioremediate the Purification of Alkylglycosides..

3D Simulations of Magnetoconvection in a Rapidly Rotating Supernova Progenitor (2023)
Journal Article
Varma, V., & Müller, B. (2023). 3D Simulations of Magnetoconvection in a Rapidly Rotating Supernova Progenitor. Monthly Notices of the Royal Astronomical Society, 526(4), 5249–5262. https://doi.org/10.1093/mnras/stad3113

We present a first 3D magnetohydrodynamic (MHD) simulation of oxygen, neon and carbon shell burning in a rapidly rotating 16M⊙ core-collapse supernova progenitor. We also run a purely hydrodynamic simulation for comparison. After $\mathord \approx 18... Read More about 3D Simulations of Magnetoconvection in a Rapidly Rotating Supernova Progenitor.

Reverse thiophosphorylase activity of a glycoside phosphorylase in the synthesis of an unnatural Manβ1,4GlcNAc library † (2023)
Journal Article
Keenan, T., Hatton, N. E., Porter, J., Vendeville, J., Wheatley, D. E., Ghirardello, M., …Fascione, M. A. (in press). Reverse thiophosphorylase activity of a glycoside phosphorylase in the synthesis of an unnatural Manβ1,4GlcNAc library †. Chemical Science, 14(42), 11638-11646. https://doi.org/10.1039/d3sc04169g

β-Mannosides are ubiquitous in nature, with diverse roles in many biological processes. Notably, Manβ1,4GlcNAc a constituent of the core N-glycan in eukaryotes was recently identified as an immune activator, highlighting its potential for use in immu... Read More about Reverse thiophosphorylase activity of a glycoside phosphorylase in the synthesis of an unnatural Manβ1,4GlcNAc library †.

Synthetic Control of the Defect Structure and Hierarchical Extra-Large-/Small-Pore Microporosity in Aluminosilicate Zeolite SWY (2023)
Journal Article
Chitac, R. G., Zholobenko, V. L., Fletcher, R. S., Softley, E., Bradley, J., Mayoral, A., …Wright, P. A. (in press). Synthetic Control of the Defect Structure and Hierarchical Extra-Large-/Small-Pore Microporosity in Aluminosilicate Zeolite SWY. Journal of the American Chemical Society, 145(40), 22097-22114. https://doi.org/10.1021/jacs.3c07873

The SWY-type aluminosilicate zeolite, STA-30, has been synthesized via different routes to understand its defect chemistry and solid acidity. The synthetic parameters varied were the gel aging, the Al source, and the organic structure directing agent... Read More about Synthetic Control of the Defect Structure and Hierarchical Extra-Large-/Small-Pore Microporosity in Aluminosilicate Zeolite SWY.