University of Hertfordshire: Recent submissions

Now showing items 161-180 of 24755

    • Projected Rotational Velocities for LAMOST Stars with Effective Temperatures Lower than 9000 K 

      Zuo, Fang; Luo, A-Li; Du, Bing; Li, Yinbi; Jones, Hugh R. A.; Song, Yi-han; Kong, Xiao; Guo, Yan-xin (2024-03-01)
      In Data Release 9 of LAMOST, we present measurements of v sin i for a total of 121,698 stars measured using the Medium Resolution Spectrograph (MRS) and 80,108 stars using the Low Resolution Spectrograph (LRS). These values ...

    • Optimizing Horizontal Manifold Arrangement for Ground Source Heat Pump Using Orthogonal Testing 

      Chen, Cheng; Mao, Ruiyong; Huang, Guoquan; Wu, Hongwei; Zhang, Zujing (2024-04-15)
      This study investigates the importance of improving the heat transfer efficiency of buried pipe systems by optimising the horizontal manifold layout in ground source heat pump systems under summer conditions. Based on the ...

    • Macro Impacts of Plastic Pollution in Ghana 

      Hosseinian Far, Amin; Laryea, Ebenezer; Uba, Chijioke; Sarwar, Dilshad; Derrick, Simon; Omoloso, Oluwaseyi (2024-05-30)
      In recent decades, the proliferation of single-use plastic products has significantly contributed to a surge in plastic pollution on a global scale. Researchers have extensively investigated the impacts of plastic pollution ...

    • MHONGOOSE discovery of a gas-rich low-surface brightness galaxy in the Dorado Group 

      Maccagni, F. M.; Blok, W. J. G. de; Piña, P. E. Mancera; Ragusa, R.; Iodice, E.; Spavone, M.; McGaugh, S.; Oman, K. A.; Oosterloo, T. A.; Koribalski, B. S.; Kim, M.; Adams, E. A. K.; Amram, P.; Bosma, A.; Bigiel, F.; Brinks, E.; Chemin, L.; Combes, F.; Gibson, B.; Healy, J.; Holwerda, B. W.; Józsa, G. I. G.; Kamphuis, P.; Kleiner, D.; Kurapati, S.; Marasco, A.; Spekkens, K.; Veronese, S.; Walter, F.; Zabel, N.; Zijlstra, A. (2024-09-30)
      We present the discovery of a low-mass gas-rich low-surface brightness galaxy in the Dorado Group, at a distance of 17.7 Mpc. Combining deep MeerKAT 21-cm observations from the MeerKAT HI Observations of Nearby Galactic ...

    • Professional perspectives on dietary practices and nutrition from pre-conception to birth: An exploratory study 

      Whiting, Lisa; Fallaize, Rosalind; McClinchy, Jane; Parsons, Kelly; Fanner, Michael (2024-05-02)
      The foundations for child health begin in pregnancy and pre-conception; however, little is known about how health professionals advise prospective parents regarding nutritional needs. The aim of this study was to understand ...

    • Cooperative motion planning and control of a group of autonomous underwater vehicles using twin-delayed deep deterministic policy gradient 

      Hadi, Behnaz; Khosravi, Alireza; Sarhadi, Pouria (2024-06-30)
      The cooperative execution of complex tasks can lead to desirable outcomes and increase the likelihood of mission success. Nevertheless, coordinating the movements of multiple autonomous underwater vehicles (AUVs) in a ...

    • GaLactic and Extragalactic All-sky Murchison Widefield Array eXtended (GLEAM-X) survey II: Second Data Release 

      Ross, K.; Hurley-Walker, N.; Galvin, T. J.; Venville, B.; Duchesne, S. W.; Morgan, J.; An, T.; Gurkan, G.; Hancock, P. J.; Heald, G.; Johnston-Hollitt, M.; White, S. V. (2024-09-24)
      We present the second data release for the GaLactic and Extragalactic All-sky Murchison Widefield Array eXtended (GLEAM-X) survey. This data release is an area of 12 892-deg around the South Galactic Pole region covering ...

    • An interpretative phenomenological analysis of eating behaviours and mealtimes experiences of young people with Tourette syndrome 

      Bamigbade, Sandra-Eve; Rogers, Samantha; Wills, Wendy; Ludlow, Amanda (2024-04-23)
      Little is known about how young people with Tourette Syndrome (TS) perceive their own eating behaviours and subsequent effects on their mealtimes. Six adolescents aged 12 -14 years with a self-reported clinical diagnosis ...

    • The Velocity Aberration Effect of the CSST Main Survey Camera 

      Feng, Hui-Mei; Cao, Zi-Huang; Lam, Man I; Li, Ran; Tian, Hao; Zhang, Xin; Wei, Peng; Li, Xin-Feng; Wang, Wei; Jones, Hugh R. A.; Liu, Mao-Yuan; Liu, Chao (2024-09-18)
      In this study, we conducted simulations to find the geometric aberrations expected for images taken by the Main Survey Camera of the Chinese Space Station Telescope (CSST) due to its motion. As anticipated by previous work, ...

    • How to Treat Compulsive Facets of Behavioural Addictions 

      Fineberg, Naomi; Pellegrini, Luca; Solly, J.E.; Mpavaenda, Davis N.; Chamberlain, Samuel R; Grant, J. E. (2024-08-30)
      Purpose of Review: Treatment approaches to disorders of behavioural addiction are beginning to emerge. In this paper we provide a narrative review of the growing range of treatment approaches for the less well understood ...

    • Assessing the Impact of the ‘SkillSense for Assessment Mastery (SSAM) Programme©’ on Level 4 Higher Education Students : A Study on Assessment Initiatives 

      Mcdowell, Joanne (Editorial Universitat Politècnica de València, Spain, 2024-06-21)
      This paper introduces the 'SkillSense for Assessment Mastery (SSAM) Programme©’ designed to teach assessment literacy in higher education, outlining its theoretical rationale and research-informed insights for its ...

    • Low Magnetic Field Exposure Alters Prostate Cancer Cell Properties 

      Lange, Sigrun; Inal, Jameel M.; Kraev, Igor; Dart, Dafydd Alwyn; Uysal-Onganer, Pinar (2024-09-19)
      Prostate cancer is the second most common neoplasia and fifth-leading cause of cancer death in men worldwide. Electromagnetic and magnetic fields have been classified as possible human carcinogens, but current understanding ...

    • Effect of Heating and Massaging of Meibomian Glands on Their Imaging 

      Pettayil, Justin E.; Haque, Samya; Fardin, Mohammed; Dhallu, Sandeep Kaur; Travé-Huarte, Sònia; Wolffsohn, James S.; Dutta, Debarun (2024-09-29)
      Background and Objectives: Infrared light is used to image the Meibomian glands through their thermal profile. This study aimed to investigate the effects of a combination of heating and an eyelid massage on Meibomian gland ...

    • Occurrence of a population of the root‐knot nematode, Meloidogyne incognita, with low sensitivity to two major nematicides, fosthiazate and fluopyram, in Japan 

      Fujikawa, Aoto; Perry, Roland N.; Toyota, Koki (2024-10-07)
      BACKGROUND: The root-knot nematode (RKN), Meloidogyne incognita, affects food production globally and nematicides, such as fosthiazate and fluopyram, are frequently used in Japan to control damage caused by RKN. In aboveground ...

    • COVID-19 DRUG AND ALCOHOL SERVICE EVALUATION (DASE): Research Briefing and Recommendations 

      Lloyd, Nigel; Brown, Katherine (National Institute for Health and Care Research, 2022-09-30)

    • External and internal motor load in Italian young beach soccer players: A pilot study 

      Sannicandro, I.; Cofano, G.; Castro, Fabio; D'Onofrio, R.; Aliberti, S. (2024-09-30)
      Purpose. The primary aim of this study was to asses the internal and external match demands of young beach soccer players during an official match.  The secondary aim was to evaluate how these demands compared to those of ...

    • JADES: Insights into the low-mass end of the mass–metallicity–SFR relation at 3<z <10 from deepJWST/NIRSpec spectroscopy 

      Curti, Mirko; Maiolino, Roberto; Curtis-Lake, Emma; Chevallard, Jacopo; Carniani, Stefano; D'Eugenio, Francesco; Looser, Tobias J.; Scholtz, Jan; Charlot, Stephane; Cameron, Alex; Übler, Hannah; Witstok, Joris; Boyett, Kristian; Laseter, Isaac; Sandles, Lester; Arribas, Santiago; Bunker, Andrew; Giardino, Giovanna; Maseda, Michael V.; Rawle, Tim; Pino, Bruno Rodríguez Del; Smit, Renske; Willott, Chris J.; Eisenstein, Daniel J.; Hausen, Ryan; Johnson, Benjamin; Rieke, Marcia; Robertson, Brant; Tacchella, Sandro; Williams, Christina C.; Willmer, Christopher; Baker, William M.; Bhatawdekar, Rachana; Egami, Eiichi; Helton, Jakob M.; Ji, Zhiyuan; Kumari, Nimisha; Perna, Michele; Shivaei, Irene; Sun, Fengwu (2024-04-10)
      We analysed the gas-phase metallicity properties of a sample of low-stellar-mass (log M⋆/M⊙ ≲ 9) galaxies at 3 < z < 10 observed with JWST/NIRSpec as part of the JADES programme in its deep GOODS-S tier. By combining this ...

    • Ionised gas kinematics and dynamical masses of z ≳ 6 galaxies from JADES/NIRSpec high-resolution spectroscopy 

      Graaff, Anna de; Rix, Hans-Walter; Carniani, Stefano; Suess, Katherine A.; Charlot, Stéphane; Curtis-Lake, Emma; Arribas, Santiago; Baker, William M.; Boyett, Kristan; Bunker, Andrew J.; Cameron, Alex J.; Chevallard, Jacopo; Curti, Mirko; Eisenstein, Daniel J.; Franx, Marijn; Hainline, Kevin; Hausen, Ryan; Ji, Zhiyuan; Johnson, Benjamin D.; Jones, Gareth C.; Maiolino, Roberto; Maseda, Michael V.; Nelson, Erica; Parlanti, Eleonora; Rawle, Tim; Robertson, Brant; Tacchella, Sandro; Übler, Hannah; Williams, Christina C.; Willmer, Christopher N. A.; Willott, Chris (2024-04-05)
      We explore the kinematic gas properties of six $5.51$ thus far. The cold gas masses implied by the observed star formation rates are $\sim 10\times$ larger than the stellar masses. We find that their ionised gas is spatially ...

    • Jades: JADES: The emergence and evolution of Lyα emission and constraints on the intergalactic medium neutral fraction 

      Jones, Gareth C.; Bunker, Andrew J.; Saxena, Aayush; Witstok, Joris; Stark, Daniel P.; Arribas, Santiago; Baker, William M.; Bhatawdekar, Rachana; Bowler, Rebecca; Boyett, Kristan; Cameron, Alex J.; Carniani, Stefano; Charlot, Stephane; Chevallard, Jacopo; Curti, Mirko; Curtis-Lake, Emma; Eisenstein, Daniel J.; Hainline, Kevin; Hausen, Ryan; Ji, Zhiyuan; Johnson, Benjamin D.; Kumari, Nimisha; Looser, Tobias J.; Maiolino, Roberto; Maseda, Michael V.; Parlanti, Eleonora; Rix, Hans-Walter; Robertson, Brant E.; Sandles, Lester; Scholtz, Jan; Smit, Renske; Tacchella, Sandro; Ubler, Hannah; Willott, Chris (2024-03-22)
      The rest-frame UV recombination emission line Ly$\alpha$ can be powered by ionising photons from young massive stars in star forming galaxies, but its ability to be resonantly scattered by neutral gas complicates its ...

    • Jades: The production and escape of ionizing photons from faint Lyman-alpha emitters in the epoch of reionization 

      Saxena, Aayush; Bunker, Andrew J.; Jones, Gareth C.; Stark, Daniel P.; Cameron, Alex J.; Witstok, Joris; Arribas, Santiago; Baker, William M.; Baum, Stefi; Bhatawdekar, Rachana; Bowler, Rebecca; Boyett, Kristan; Carniani, Stefano; Charlot, Stephane; Chevallard, Jacopo; Curti, Mirko; Curtis-Lake, Emma; Eisenstein, Daniel J.; Endsley, Ryan; Hainline, Kevin; Helton, Jakob M.; Johnson, Benjamin D.; Kumari, Nimisha; Looser, Tobias J.; Maiolino, Roberto; Rieke, Marcia; Rix, Hans-Walter; Robertson, Brant E.; Sandles, Lester; Simmonds, Charlotte; Smit, Renske; Tacchella, Sandro; Williams, Christina C.; Willmer, Christopher N. A.; Willott, Chris (2024-04-05)
      We present the properties of 17 faint Ly$\alpha$ emitting galaxies (LAEs) at $z>5.8$ from the JWST Advanced Deep Extragalactic Survey (JADES) in the Hubble Ultra Deep Field/GOODS-S. These LAEs span a redshift range ...