All Outputs (176)

Synthesis of glycosyl chlorides using catalytic Appel conditions (2019)
Journal Article
Pongener, I., Nikitin, K., & McGarrigle, E. M. (in press). Synthesis of glycosyl chlorides using catalytic Appel conditions. Organic and Biomolecular Chemistry, 17(32), 7531-7535. https://doi.org/10.1039/c9ob01544b

The stereoselective synthesis of glycosyl chlorides using catalytic Appel conditions is described. Good yields of α-glycosyl chlorides were obtained using a range of glycosyl hemiacetals, oxalyl chloride and 5 mol% Ph3PO. For 2-deoxysugars treatment... Read More about Synthesis of glycosyl chlorides using catalytic Appel conditions.

Dynamical evolution of star-forming regions: III. Unbound stars and predictions for Gaia (2019)
Journal Article
Schoettler, C., Parker, R. J., Arnold, B., Grimmett, L. P., de Bruijne, J., & Wright, N. J. (2019). Dynamical evolution of star-forming regions: III. Unbound stars and predictions for Gaia. Monthly Notices of the Royal Astronomical Society, 4615-4630. https://doi.org/10.1093/mnras/stz1487

We use N-body simulations to probe the early phases of the dynamical evolution of star-forming regions and focus on mass and velocity distributions of unbound stars. In this parameter space study, we vary the initial virial ratio and degree of spatia... Read More about Dynamical evolution of star-forming regions: III. Unbound stars and predictions for Gaia.

Topological Impact on the Kinetic Stability of Supramolecular Polymers (2019)
Journal Article
Suzuki, A., Aratsu, K., Datta, S., Shimizu, N., Takagi, H., Haruki, R., …Yagai, S. (2019). Topological Impact on the Kinetic Stability of Supramolecular Polymers. Journal of the American Chemical Society, 141(33), 13196-13202. https://doi.org/10.1021/jacs.9b06029

Kinetically formed metastable molecular assemblies have attracted increasing interest especially in the field of supramolecular polymers. In most cases, metastable assemblies are ensemblies of aggregates based on the same supramolecular motif but wit... Read More about Topological Impact on the Kinetic Stability of Supramolecular Polymers.

TESS Hunt for Young and Maturing Exoplanets (THYME): A Planet in the 45 Myr Tucana–Horologium Association (2019)
Journal Article
Hellier. (2019). TESS Hunt for Young and Maturing Exoplanets (THYME): A Planet in the 45 Myr Tucana–Horologium Association. Astrophysical Journal Letters, L17 - L17. https://doi.org/10.3847/2041-8213/ab2988

Young exoplanets are snapshots of the planetary evolution process. Planets that orbit stars in young associations are particularly important because the age of the planetary system is well constrained. We present the discovery of a transiting planet... Read More about TESS Hunt for Young and Maturing Exoplanets (THYME): A Planet in the 45 Myr Tucana–Horologium Association.

Observing Exoplanets in the Near-Infrared from a High Altitude Balloon Platform (2019)
Journal Article
Nagler, P. C., Edwards, B., Kilpatrick, B., Lewis, N. K., Maxted, P., Netterfield, C. B., …Waldmann, I. (2019). Observing Exoplanets in the Near-Infrared from a High Altitude Balloon Platform. Journal of Astronomical Instrumentation, 8(3), https://doi.org/10.1142/S2251171719500119

Although there exists a large sample of known exoplanets, little data exists that can be used to study their global atmospheric properties. This deficiency can be addressed by performing phase-resolved spectroscopy — continuous spectroscopic observat... Read More about Observing Exoplanets in the Near-Infrared from a High Altitude Balloon Platform.

OGLE-2017-BLG-1186: first application of asteroseismology and Gaussian processes to microlensing (2019)
Journal Article
Li, S., Zang, W., Udalski, A., Shvartzvald, Y., Huber, D., Lee, C., …Hill, K. (2019). OGLE-2017-BLG-1186: first application of asteroseismology and Gaussian processes to microlensing. Monthly Notices of the Royal Astronomical Society, 488(3), 3308-3323. https://doi.org/10.1093/mnras/stz1873

We present the analysis of the event OGLE-2017-BLG-1186 from the 2017 Spitzer microlensing campaign. This is a remarkable microlensing event because its source is photometrically bright and variable, which makes it possible to perform an asteroseismi... Read More about OGLE-2017-BLG-1186: first application of asteroseismology and Gaussian processes to microlensing.

Peptide Cross-Linked Poly(2-oxazoline) as a Sensor Material for the Detection of Proteases with a Quartz Crystal Microbalance (2019)
Journal Article
Watkinson. (2019). Peptide Cross-Linked Poly(2-oxazoline) as a Sensor Material for the Detection of Proteases with a Quartz Crystal Microbalance. Biomacromolecules, 2506-2514. https://doi.org/10.1021/acs.biomac.9b00245

Inflammatory conditions are frequently accompanied by increased levels of active proteases, and there is rising interest in methods for their detection to monitor inflammation in a point of care setting. In this work, new sensor materials for disposa... Read More about Peptide Cross-Linked Poly(2-oxazoline) as a Sensor Material for the Detection of Proteases with a Quartz Crystal Microbalance.

Undergraduate screencast presentations with self-, peer-, and tutor-assessment (2019)
Book Chapter
Haxton. (2019). Undergraduate screencast presentations with self-, peer-, and tutor-assessment. In Teaching Chemistry in Higher Education (265 - 282)

The aim of this work is to describe the use of screencast presentations with first year undergraduate chemistry students to enable presentations to take place without significant timetable demands. I also describe self- and peer- assessment protocols... Read More about Undergraduate screencast presentations with self-, peer-, and tutor-assessment.

Developing Scientific Reporting Skills of Early Undergraduate Chemistry Students (2019)
Book Chapter
Capel, N. J., Hancock, L. M., Haxton, K. J., Hollamby, M. J., Jones, R. H., Plana, D., & Mcgarvey, D. J. (2019). Developing Scientific Reporting Skills of Early Undergraduate Chemistry Students. In Teaching Chemistry in Higher Education: A Festschrift in Honour of Professor Tina Overton (333 - 333 (348)). Creathach Press

Our aim is to initiate the development of selected generic skills of early undergraduate chemistry students by focussing on scientific reporting skills. To achieve this, we have developed an approach that draws upon chemistry journal articles as para... Read More about Developing Scientific Reporting Skills of Early Undergraduate Chemistry Students.

Gas phase SiO in the circumstellar environment of the recurrent nova T Coronae Borealis (2019)
Journal Article
(2019). Gas phase SiO in the circumstellar environment of the recurrent nova T Coronae Borealis. Monthly Notices of the Royal Astronomical Society, 3498-3505. https://doi.org/10.1093/mnras/stz1071

We report the discovery of the diatomic molecule SiO in the gas phase in the environment of the recurrent nova T Coronae Borealis. While some of the SiO is photospheric, a substantial portion must arise in the wind from the red giant component of T C... Read More about Gas phase SiO in the circumstellar environment of the recurrent nova T Coronae Borealis.

The mass-loss, expansion velocities and dust production rates of carbon stars in the Magellanic Clouds (2019)
Journal Article
Van Loon. (2019). The mass-loss, expansion velocities and dust production rates of carbon stars in the Magellanic Clouds. Monthly Notices of the Royal Astronomical Society, 502-521. https://doi.org/10.1093/mnras/stz1255

The properties of carbon stars in the Magellanic Clouds (MCs) and their total dust production rates are predicted by fitting their spectral energy distributions (SED) over pre-computed grids of spectra reprocessed by dust. The grids are calculated as... Read More about The mass-loss, expansion velocities and dust production rates of carbon stars in the Magellanic Clouds.

A carbon deposition and sulphur poisoning study of new pyrochlore catalysts for methane reforming (2019)
Thesis
Alfatlawi, Z. K. (2019). A carbon deposition and sulphur poisoning study of new pyrochlore catalysts for methane reforming. (Thesis). Keele University. Retrieved from https://keele-repository.worktribe.com/output/413837

Reforming of landfill gases for the production of syngas that leads to the generation of heat or electricity is a very promising pathway considering the increasing price of oil. The dry reforming technique is a very interesting approach to reduce the... Read More about A carbon deposition and sulphur poisoning study of new pyrochlore catalysts for methane reforming.

Detection and characterisation of stellar companions to transiting extrasolar planets through high resolution imaging (2019)
Thesis
Evans, D. F. (2019). Detection and characterisation of stellar companions to transiting extrasolar planets through high resolution imaging. (Thesis). Keele University. Retrieved from https://keele-repository.worktribe.com/output/413806

Since the discovery over two decades ago of the first `hot Jupiter', there has been persistent debate regarding the formation and origins of this class of planets. Some of the many `migration' theories for hot Jupiters suggest that these planets form... Read More about Detection and characterisation of stellar companions to transiting extrasolar planets through high resolution imaging.

6R/S-deutero-a-d-mannopyranoside 1-phosphate (2019)
Journal Article
Miller, G., & Ahmadipour, S. (2019). 6R/S-deutero-a-d-mannopyranoside 1-phosphate. Molbank, 2019(3), Article M1068. https://doi.org/10.3390/M1068

6R/S-deutero-a-d-mannopyranoside 1-phosphate was synthesised from a C6 aldehydic mannose thioglycoside donor in four steps. Using NaBD4 as the reductant, isotopic enrichment at C6 was achieved and the resultant C6-deuterated material was converted th... Read More about 6R/S-deutero-a-d-mannopyranoside 1-phosphate.

Grids of stellar models with rotation IV. Models from 1.7 to 120 M-circle dot at a metallicity Z=0.0004 (2019)
Journal Article
Groh, J., Ekström, S., Georgy, C., Meynet, G., Choplin, A., Eggenberger, P., …Farrell, E. (2019). Grids of stellar models with rotation IV. Models from 1.7 to 120 M-circle dot at a metallicity Z=0.0004. Astronomy & Astrophysics, 627, Article A24. https://doi.org/10.1051/0004-6361/201833720

The effects of rotation on stellar evolution are particularly important at low metallicity, when mass loss by stellar winds diminishes and the surface enrichment due to rotational mixing becomes relatively more pronounced than at high metallicities.... Read More about Grids of stellar models with rotation IV. Models from 1.7 to 120 M-circle dot at a metallicity Z=0.0004.

The EBLM Project VI. The mass and radius of five low-mass stars in F+M binaries discovered by the WASP survey (2019)
Journal Article
Gill, S., Maxted, P., Evans, J., Evans, D., Smalley, B., Gary, B., …West, R. (2019). The EBLM Project VI. The mass and radius of five low-mass stars in F+M binaries discovered by the WASP survey. Astronomy & Astrophysics, 626, Article A119. https://doi.org/10.1051/0004-6361/201833054

Some M-dwarfs around F-/G-type stars have been measured to be hotter and larger than predicted by stellar evolution models. Inconsistencies between observations and models need addressing with more mass, radius and luminosity measurements of low-mass... Read More about The EBLM Project VI. The mass and radius of five low-mass stars in F+M binaries discovered by the WASP survey.

Versatile Roles of Metal Species in Carbon Nanotube Templates for the Synthesis of Metal-Zeolite Nanocomposite Catalysts (2019)
Journal Article
(2019). Versatile Roles of Metal Species in Carbon Nanotube Templates for the Synthesis of Metal-Zeolite Nanocomposite Catalysts. ACS Applied Nano Material, 4507-4517. https://doi.org/10.1021/acsanm.9b00888

Metal-zeolite nanocomposites are extensively used in heterogeneous catalysis. The small size of zeolite micropores and non-uniform distribution of the metal component within the zeolite structure can severely reduce the efficiency of these catalysts.... Read More about Versatile Roles of Metal Species in Carbon Nanotube Templates for the Synthesis of Metal-Zeolite Nanocomposite Catalysts.

Identification of Herbig Ae/Be Stars in the Small Magellanic Cloud (2019)
Journal Article
Keller, L. D., Sloan, G., Oliveira, J. M., Kraemer, K. E., Van Loon, J. T., Wood, P. R., …Knapp, T. (2019). Identification of Herbig Ae/Be Stars in the Small Magellanic Cloud. Astrophysical Journal, 878(2), 147 -147. https://doi.org/10.3847/1538-4357/ab204a

Protoplanetary disks orbiting intermediate-mass stars, Herbig Ae/Be stars, that have formed in a metal-poor environment may evolve differently than their Galactic cousins. A study of the planet-formation process in such an environment requires identi... Read More about Identification of Herbig Ae/Be Stars in the Small Magellanic Cloud.

In Vivo Water Dynamics in Shewanella oneidensis Bacteria at High Pressure. (2019)
Journal Article
(2019). In Vivo Water Dynamics in Shewanella oneidensis Bacteria at High Pressure. Scientific reports, 8716 -?. https://doi.org/10.1038/s41598-019-44704-3

Following observations of survival of microbes and other life forms in deep subsurface environments it is necessary to understand their biological functioning under high pressure conditions. Key aspects of biochemical reactions and transport processe... Read More about In Vivo Water Dynamics in Shewanella oneidensis Bacteria at High Pressure..

Two temperate sub-Neptunes transiting the star EPIC 212737443 (2019)
Journal Article
(2019). Two temperate sub-Neptunes transiting the star EPIC 212737443. Monthly Notices of the Royal Astronomical Society, 536-546. https://doi.org/10.1093/mnras/stz1641

We report the validation of a new planetary system around the K3 star EPIC 212737443 using a combination of K2 photometry, follow-up high resolution imaging and spectroscopy. The system consists of two sub-Neptune sized transiting planets with radii... Read More about Two temperate sub-Neptunes transiting the star EPIC 212737443.