All Outputs (1808)

Equatorial Enhancement in the Dustiest OH/IR Stars in the Galactic Bulge (2025)
Journal Article
Goldman, S. R., van Loon, J. T., Jones, O. C., Blommaert, J. A. D. L., & Groenewegen, M. A. T. (2025). Equatorial Enhancement in the Dustiest OH/IR Stars in the Galactic Bulge. Astrophysical Journal, 980(2), 191. https://doi.org/10.3847/1538-4357/ada6ad

We have detected the 10 μm silicate feature and the 11.3 μm crystalline forsterite feature in absorption in 21 oxygen-rich asymptotic giant branch stars in the Galactic bulge. The depths of the 10 μm feature indicate highly obscured circumstellar env... Read More about Equatorial Enhancement in the Dustiest OH/IR Stars in the Galactic Bulge.

The EBLM project – XIV. TESS light curves for eclipsing binaries with very low mass companions (2025)
Journal Article
Fitzpatrick, J., Maxted, P. F. L., Freckelton, A. V., Triaud, A. H. M. J., Martin, D. V., & Duck, A. (in press). The EBLM project – XIV. TESS light curves for eclipsing binaries with very low mass companions. Monthly Notices of the Royal Astronomical Society, 537(4), 3943–3953. https://doi.org/10.1093/mnras/staf268

Accurate limb-darkening models are needed for accurate characterisation of eclipsing binary stars and transiting exoplanets from the analysis of their light curves. The limb-darkening observed in solar-type stars from the analysis of light curves for... Read More about The EBLM project – XIV. TESS light curves for eclipsing binaries with very low mass companions.

Transit-timing variations in the AU Mic system observed with CHEOPS (2025)
Journal Article
Boldog, Á., Szabó, G. M., Kriskovics, L., Borsato, L., Gandolfi, D., Lendl, M., Günther, M. N., Heitzmann, A., Wilson, T. G., Brandeker, A., Garai, Z., Alibert, Y., Alonso, R., Bárczy, T., Barrado Navascues, D., Barros, S. C. C., Baumjohann, W., Benz, W., Billot, N., Broeg, C., …Zingales, T. (2025). Transit-timing variations in the AU Mic system observed with CHEOPS. Astronomy & Astrophysics, 694, Article A137. https://doi.org/10.1051/0004-6361/202452699

Context. AU Mic is a very active M dwarf star with an edge-on debris disk and two known transiting sub-Neptunes with a possible third planetary companion. The two transiting planets exhibit significant transit-timing variations (TTVs) that are caused... Read More about Transit-timing variations in the AU Mic system observed with CHEOPS.

Multigram-Scale Synthesis of 2,5-Dideoxy-2,5-imino-d-mannitol (DMDP) and 2,5-Dideoxy-2,5-imino-d-glucitol (DGDP) from d-Fructose and l-Sorbose Using a Regioselective Appel Reaction. (2025)
Journal Article
Sunde-Brown, P., Miller, G. J., & Houston, T. A. (in press). Multigram-Scale Synthesis of 2,5-Dideoxy-2,5-imino-d-mannitol (DMDP) and 2,5-Dideoxy-2,5-imino-d-glucitol (DGDP) from d-Fructose and l-Sorbose Using a Regioselective Appel Reaction. The Journal of Organic Chemistry, 90(6), 2288-2297. https://doi.org/10.1021/acs.joc.4c02667

We report a practical 5 g scale stereoselective synthesis of the valuable iminosugar DMDP from d-fructose in only 7 synthetic steps and in a 70% overall yield, which doubles previously reported yields. This process requires only two chromatographic p... Read More about Multigram-Scale Synthesis of 2,5-Dideoxy-2,5-imino-d-mannitol (DMDP) and 2,5-Dideoxy-2,5-imino-d-glucitol (DGDP) from d-Fructose and l-Sorbose Using a Regioselective Appel Reaction..

Binarity at LOw Metallicity (BLOeM): Multiplicity of early B-type supergiants in the Small Magellanic Cloud (2025)
Journal Article
Britavskiy, N., Mahy, L., Lennon, D., Patrick, L., Sana, H., Villaseñor, J., Shenar, T., Bodensteiner, J., Bernini-Peron, M., Berlanas, S., Bowman, D., Crowther, P., de Mink, S., Evans, C., Götberg, Y., Holgado, G., Johnston, C., Keszthelyi, Z., Klencki, J., Langer, N., …Vink, J. (in press). Binarity at LOw Metallicity (BLOeM): Multiplicity of early B-type supergiants in the Small Magellanic Cloud. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202452963

Exploring Supramolecular Frustrated Lewis Pairs (2025)
Journal Article
Hawkins, P. R., Hawes, C. S., & Matthews, P. D. (2025). Exploring Supramolecular Frustrated Lewis Pairs. ChemPlusChem, 1-11. https://doi.org/10.1002/cplu.202400725

Frustrated Lewis pairs (FLPs) have rapidly become one of the key metal‐free catalysts for a variety of chemical transformations. Embedding these catalysts within a supramolecular assembly can offer improvements to factors such as recyclability and se... Read More about Exploring Supramolecular Frustrated Lewis Pairs.

Octabetaines: a DFT Study of Unexplored Eight-Membered 10π Heterocycles (2025)
Journal Article
Ramsden, C. A., & Oziminski, W. P. (in press). Octabetaines: a DFT Study of Unexplored Eight-Membered 10π Heterocycles. ACS Omega, 10(5), 4978 - 4986. https://doi.org/10.1021/acsomega.4c10544

Eight-membered 10π heterocyclic mesomeric betaines (HMBs) are unusual in that they are associated with two 1,3-dipolar fragments in mutual conjugation; they are conjugated HMBs belonging to Class 1A. Apart from the characterization of five derivative... Read More about Octabetaines: a DFT Study of Unexplored Eight-Membered 10π Heterocycles.

Coordination chemistry of a fused triazolopyrazine ligand favoring structural anion···π interactions (2025)
Journal Article
King, A. D., Woodfine, S. E., & Hawes, C. S. (in press). Coordination chemistry of a fused triazolopyrazine ligand favoring structural anion···π interactions. Journal of Coordination Chemistry, 1-12. https://doi.org/10.1080/00958972.2024.2445214

The fused heterocyclic ligand 1,2,4-triazolo[4,3-a]pyrazine (L1) is a rigid heterocyclic building block capable of pyrazolate-like coordination modes while retaining neutral electronic character. Here, we examine the coordination chemistry of this sp... Read More about Coordination chemistry of a fused triazolopyrazine ligand favoring structural anion···π interactions.

The EDIBLES Survey IX: Simulations of the λ6614 DIB Profile Variations: A Surprising Connection with CH+ (2025)
Journal Article
Bhatt, C., Cami, J., Sarre, P. J., Linnartz, H., Cox, N. L. J., Farhang, A., Smoker, J., MacIsaac, H., Fan, H., Ebenbichler, A., Khandelwal, H., Romanec, A., Elyajouri, M., Ehrenfreund, P., Foing, B. H., Monreal-Ibero, A., Barco, G. M., & van Loon, J. T. (in press). The EDIBLES Survey IX: Simulations of the λ6614 DIB Profile Variations: A Surprising Connection with CH+. ACS Earth and Space Chemistry, 1-14. https://doi.org/10.1021/acsearthspacechem.4c00238

Multi-phase HI clouds in the Small Magellanic Cloud halo (2025)
Journal Article
Buckland-Willis, F., Miville-Deschênes, M. A., Marchal, A., Dawson, J. R., Dénes, H., Di Teodoro, E. M., Dickey, J. M., Gibson, S. J., Kemp, I. P., Lynn, C., Ma, Y. K., McClure-Griffiths, N. M., Murray, C. E., Pingel, N. M., Stanimirović, S., & Van Loon, J. T. (2025). Multi-phase HI clouds in the Small Magellanic Cloud halo. Astronomy & Astrophysics, 693, Article A239. https://doi.org/10.1051/0004-6361/202452645

Context. The Galactic ASKAP collaboration (GASKAP) is undertaking an HI emission survey of the 21cm line to map the Magellanic system and the Galactic plane with the Australian Square Kilometre Array Pathfinder (ASKAP). One of the first areas observe... Read More about Multi-phase HI clouds in the Small Magellanic Cloud halo.

The VMC Survey – LI. Classifying extragalactic sources using a probabilistic random forest supervised machine learning algorithm (2025)
Journal Article
Pennock, C. M., van Loon, J. T., Cioni, M.-R. L., Maitra, C., Oliveira, J. M., Craig, J. E. M., Ivanov, V. D., Aird, J., Anih, J. O., Cross, N. J. G., Dresbach, F., de Grijs, R., & Groenewegen, M. A. T. (2025). The VMC Survey – LI. Classifying extragalactic sources using a probabilistic random forest supervised machine learning algorithm. Monthly Notices of the Royal Astronomical Society, 537(2), 1028-1055. https://doi.org/10.1093/mnras/staf080

We used a supervised machine learning algorithm (probabilistic random forest) to classify ∼130 million sources in the VISTA Survey of the Magellanic Clouds (VMC). We used multi-wavelength photometry from optical to far-infrared as features to be trai... Read More about The VMC Survey – LI. Classifying extragalactic sources using a probabilistic random forest supervised machine learning algorithm.

EWOCS-III: JWST observations of the supermassive star cluster Westerlund 1 (2025)
Journal Article
Guarcello, M. G., Almendros-Abad, V., Lovell, J. B., Monsch, K., Mužić, K., Martínez-Galarza, J. R., Drake, J. J., Anastasopoulou, K., Andersen, M., Argiroffi, C., Bayo, A., Bonito, R., Capela, D., Damiani, F., Gennaro, M., Ginsburg, A., Grebel, E. K., Hora, J. L., Moraux, E., Najarro, F., …Zeidler, P. (2025). EWOCS-III: JWST observations of the supermassive star cluster Westerlund 1. Astronomy & Astrophysics, 693, Article A120. https://doi.org/10.1051/0004-6361/202452150

Context. The typically large distances, extinction, and crowding of Galactic supermassive star clusters (stellar clusters more massive than 104 M⊙) have so far hampered the identification of their very low mass members, required to extend our underst... Read More about EWOCS-III: JWST observations of the supermassive star cluster Westerlund 1.

Binarity at LOw Metallicity (BLOeM): Multiplicity properties of Oe and Be stars (2025)
Journal Article
Bodensteiner, J., Shenar, T., Sana, H., Britavskiy, N., Crowther, P., Langer, N., Lennon, D., Mahy, L., Patrick, L., Villaseñor, J., Abdul-Masih, M., Bowman, D., de Koter, A., de Mink, S., Deshmukh, K., Fabry, M., Gilkis, A., Götberg, Y., Holgado, G., Izzard, R., …Xu, X.-T. (in press). Binarity at LOw Metallicity (BLOeM): Multiplicity properties of Oe and Be stars. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202452623

Context. Rapidly rotating classical OBe stars have been proposed as the products of binary interactions, and the fraction of Be stars with compact companions implies that at least some are. However, to constrain the interaction physics spinning up th... Read More about Binarity at LOw Metallicity (BLOeM): Multiplicity properties of Oe and Be stars.

Evolving massive stars to core collapse with GENEC: Extension of equation of state, opacities and effective nuclear network (2025)
Journal Article
Griffiths, A., Aloy, M.-Á., Hirschi, R., Reichert, M., Obergaulinger, M., Whitehead, E. E., Martinet, S., Sciarini, L., Ekström, S., & Meynet, G. (2025). Evolving massive stars to core collapse with GENEC: Extension of equation of state, opacities and effective nuclear network. Astronomy & Astrophysics, 693, Article A93. https://doi.org/10.1051/0004-6361/202451816

Context. Stars with initial mass above roughly 8 M⊙ will evolve to form a core made of iron group elements, at which point no further exothermic nuclear reactions between charged nuclei may prevent the core collapse. Electron capture, neutrino losses... Read More about Evolving massive stars to core collapse with GENEC: Extension of equation of state, opacities and effective nuclear network.

Considerations with stacking absorption spectra: cold H i gas in cirrus region of the Milky Way (2025)
Journal Article
Lynn, C., Marchal, A., McClure-Griffiths, N. M., Miville-Deschênes, M.-A., Murray, C. E., Nguyen, H., Dempsey, J., Teodoro, E. D., van Loon, J. T., Dickey, J. M., Lee, M.-Y., Joncas, G., Ma, Y. K., Pingel, N. M., Stanimirović, S., Kemp, I., Gibson, S., & Dénes, H. (2025). Considerations with stacking absorption spectra: cold H i gas in cirrus region of the Milky Way. Monthly Notices of the Royal Astronomical Society, 536(4), 3538-3553. https://doi.org/10.1093/mnras/stae2818

We use the Milky Way neutral hydrogen (H i) absorption and emission spectra from the Galactic Australian Square Kilometre Array Pathfinder (GASKAP) Phase II Pilot survey along with toy models to investigate the effects of stacking multicomponent spec... Read More about Considerations with stacking absorption spectra: cold H i gas in cirrus region of the Milky Way.

Carrier-free chemo-phototherapeutic nanomedicines with endo/lysosomal escape function enhance the therapeutic effect of drug molecules in tumors (2024)
Journal Article
Feng, X., Brown, C. M., Wang, H., Kashif, S., Roberts, S., Yan, L., Munshi, T., Hands, P. J. W., Zhang, W., & Chen, X. (in press). Carrier-free chemo-phototherapeutic nanomedicines with endo/lysosomal escape function enhance the therapeutic effect of drug molecules in tumors. Journal of Materials Chemistry B, 12(27), 6703-6715. https://doi.org/10.1039/d4tb00465e

Carrier-free nanomedicines offer advantages of extremely high drug loading capacity (>80%), minimal non-drug constituent burden, and facile preparation processes. Numerous studies have proved that multimodal cancer therapy can enhance chemotherapy ef... Read More about Carrier-free chemo-phototherapeutic nanomedicines with endo/lysosomal escape function enhance the therapeutic effect of drug molecules in tumors.

Cold case report: Geoforensic brownfield site search for murder victim based on prison informant lead (2024)
Journal Article
Pringle, J. K., Binley, A., Wisniewski, K. D., Davenward, B., Heaton, V. G., & Handley, G. E. (2024). Cold case report: Geoforensic brownfield site search for murder victim based on prison informant lead. Forensic Science International: Reports, https://doi.org/10.1016/j.fsir.2024.100404

Cold case searches for the missing can be challenging, especially when the convicted perpetrator may or may not be giving forensic investigators truthful information. This paper reports on a cold case search for a teenage girl who was reported missin... Read More about Cold case report: Geoforensic brownfield site search for murder victim based on prison informant lead.

Star Formation History of the Local Group Dwarf Irregular Galaxy, NGC 6822 (2024)
Journal Article
Khatamsaz, F., Abdollahi, M., Abdollahi, H., Javadi, A., & van Loon, J. T. (in press). Star Formation History of the Local Group Dwarf Irregular Galaxy, NGC 6822. Communications of the Byurakan Astrophysical Observatory, 71(2), 394-397. https://doi.org/10.52526/25792776-24.71.2-394

NGC 6822 is an isolated dwarf irregular galaxy in the local group at a distance of ∼ 490 kpc. In this paper, we present the star formation history (SFH) within a field with a radius of ∼ 3 kpc, beyond the optical body of the galaxy ( ∼ 1.2 kpc). We u... Read More about Star Formation History of the Local Group Dwarf Irregular Galaxy, NGC 6822.

Machine Learning Classification of Young Stellar Objects and Evolved Stars in the Magellanic Clouds Using the Probabilistic Random Forest Classifier (2024)
Journal Article
Ghaziasgar, S., Abdollahi, M., Javadi, A., van Loon, J. T., McDonald, I., Oliveira, J., & Khosroshahi, H. G. (in press). Machine Learning Classification of Young Stellar Objects and Evolved Stars in the Magellanic Clouds Using the Probabilistic Random Forest Classifier. Communications of the Byurakan Astrophysical Observatory, 71(2), 377-382. https://doi.org/10.52526/25792776-24.71.2-377

The Magellanic Clouds (MCs) are excellent locations to study stellar dust emission and its contribution to galaxy evolution. Through spectral and photometric classification, MCs can serve as a unique environment for studying stellar evolution and gal... Read More about Machine Learning Classification of Young Stellar Objects and Evolved Stars in the Magellanic Clouds Using the Probabilistic Random Forest Classifier.

A Deep Dive into Stellar Populations in M33’s Central Region: Near-Infrared Observations and Analysis (2024)
Journal Article
Alizadeh, M., Javadi, A., van Loon, J. T., Abedini, Y., Abdollahi, H., & Seifipour, S. (in press). A Deep Dive into Stellar Populations in M33’s Central Region: Near-Infrared Observations and Analysis. Communications of the Byurakan Astrophysical Observatory, 71(2), 389-393. https://doi.org/10.52526/25792776-24.71.2-389

Data collection was conducted using three cameras on the UK Infrared Telescope (UKIRT) from 2003 to 2007. Throughout three nights in August 2005, the UKIRT Fast-Track Imager (UFTI) made K-band observations. The J and H bands Wide Field Camera (WFCAM)... Read More about A Deep Dive into Stellar Populations in M33’s Central Region: Near-Infrared Observations and Analysis.