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Dr Ellen Sandford

Postdoctoral Research Associate (Particle Physics)
Physics

Research outputs

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2026

2025

Results from the T2K Experiment on Neutrino Mixing Including a New Far Detector <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:mi>μ</mml:mi> </mml:mrow> </mml:math> -like Sample

Abe, K., Abe, S., Akutsu, R., Alarakia-Charles, H., Hakim, Y. I. A., Monsalve, S. A., . . . Zsoldos, S. (2025). Results from the T2K Experiment on Neutrino Mixing Including a New Far Detector <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:mi>μ</mml:mi> </mml:mrow> </mml:math> -like Sample. Physical Review Letters, 135(26). doi:10.1103/gh5j-5cwv

DOI
10.1103/gh5j-5cwv
Journal article

Measurement of muon neutrino induced charged current interactions without charged pions in the final state using a new T2K off-axis near detector WAGASCI-BabyMIND

Abe, K., Abe, S., Akutsu, R., Alarakia-Charles, H., Hakim, Y. I. A., Monsalve, S. A., . . . Zsoldos, S. (2025). Measurement of muon neutrino induced charged current interactions without charged pions in the final state using a new T2K off-axis near detector WAGASCI-BabyMIND. Physical Review D, 112(11). doi:10.1103/fpqb-j6nv

DOI
10.1103/fpqb-j6nv
Journal article

First Differential Measurement of the Single <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:msup> <mml:mrow> <mml:mi>π</mml:mi> </mml:mrow> <mml:mrow> <mml:mo>+</mml:mo> </mml:mrow> </mml:msup> </mml:mrow> </mml:math> Production Cross Section in Neutrino Neutral-Current Scattering

Abe, K., Abe, S., Akutsu, R., Alarakia-Charles, H., Alj Hakim, Y. I., Alonso Monsalve, S., . . . Zsoldos, S. (2025). First Differential Measurement of the Single <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:msup> <mml:mrow> <mml:mi>π</mml:mi> </mml:mrow> <mml:mrow> <mml:mo>+</mml:mo> </mml:mrow> </mml:msup> </mml:mrow> </mml:math> Production Cross Section in Neutrino Neutral-Current Scattering. Physical Review Letters, 135(17). doi:10.1103/6d32-l452

DOI
10.1103/6d32-l452
Journal article

Signal selection and model-independent extraction of the neutrino neutral-current single <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:msup> <mml:mi>π</mml:mi> <mml:mo>+</mml:mo> </mml:msup> </mml:math> cross section with the T2K experiment

Abe, K., Abe, S., Akutsu, R., Alarakia-Charles, H., Alj Hakim, Y. I., Alonso Monsalve, S., . . . Zsoldos, S. (2025). Signal selection and model-independent extraction of the neutrino neutral-current single <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:msup> <mml:mi>π</mml:mi> <mml:mo>+</mml:mo> </mml:msup> </mml:math> cross section with the T2K experiment. Physical Review D, 112(7). doi:10.1103/wcn1-4tyl

DOI
10.1103/wcn1-4tyl
Journal article

Hyper-Kamiokande: Neutrino Astrophysics and Status

Yano, T., Abe, K., Afif, M. T., Ahl Laamara, R., Aihara, H., Ajmi, A., . . . Zsoldos, S. (2025). Hyper-Kamiokande: Neutrino Astrophysics and Status. In Proceedings of 39th International Cosmic Ray Conference — PoS(ICRC2025) (pp. 1215). Sissa Medialab. doi:10.22323/1.501.1215

DOI
10.22323/1.501.1215
Conference Paper

Measurement of muon neutrino induced charged current interactions without charged pions in the final state using a new T2K off-axis near detector WAGASCI-BabyMIND

DOI
10.48550/arxiv.2509.07814
Preprint

First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasielasticlike interactions using an accelerator neutrino beam

Abe, K., Abe, S., Akutsu, R., Alarakia-Charles, H., Alj Hakim, Y. I., Alonso Monsalve, S., . . . Zsoldos, S. (2025). First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasielasticlike interactions using an accelerator neutrino beam. Physical Review D, 112(3). doi:10.1103/qh28-4znk

DOI
10.1103/qh28-4znk
Journal article

Results from the T2K experiment on neutrino mixing including a new far detector $μ$-like sample

DOI
10.48550/arxiv.2506.05889
Preprint

First Measurement of the Muon Neutrino Charged Current Single Pion Production Cross Section on Water with the T2K Near Detector

DOI
10.48550/arxiv.1605.07964
Preprint

2024

Search for dark matter annual modulation with DarkSide-50

Agnes, P., Albuquerque, I. F. M., Alexander, T., Alton, A. K., Ave, M., Back, H. O., . . . Zuzel, G. (2024). Search for dark matter annual modulation with DarkSide-50. Physical Review D, 110(10). doi:10.1103/physrevd.110.102006

DOI
10.1103/physrevd.110.102006
Journal article

Benchmarking the design of the cryogenics system for the underground argon in DarkSide-20k

DOI
10.48550/arxiv.2408.14071
Preprint

Long-term temporal stability of the DarkSide-50 dark matter detector

Agnes, P., Albuquerque, I. F. M., Alexander, T., Alton, A. K., Ave, M., Back, H. O., . . . Zuzel, G. (2024). Long-term temporal stability of the DarkSide-50 dark matter detector. Journal of Instrumentation, 19(05), P05057. doi:10.1088/1748-0221/19/05/p05057

DOI
10.1088/1748-0221/19/05/p05057
Journal article

A new hybrid gadolinium nanoparticles-loaded polymeric material for neutron detection in rare event searches

DOI
10.48550/arxiv.2404.18492
Preprint

2023

Isospin-violating dark matter at liquid noble detectors: new constraints, future projections, and an exploration of target complementarity

Cheek, A., Price, D. D., & Sandford, E. M. (2023). Isospin-violating dark matter at liquid noble detectors: new constraints, future projections, and an exploration of target complementarity. The European Physical Journal C, 83(10). doi:10.1140/epjc/s10052-023-11826-y

DOI
10.1140/epjc/s10052-023-11826-y
Journal article

Search for low-mass dark matter WIMPs with 12 ton-day exposure of DarkSide-50

Agnes, P., Albuquerque, I. F. M., Alexander, T., Alton, A. K., Ave, M., Back, H. O., . . . Zuzel, G. (2023). Search for low-mass dark matter WIMPs with 12 ton-day exposure of DarkSide-50. Physical Review D, 107(6). doi:10.1103/physrevd.107.063001

DOI
10.1103/physrevd.107.063001
Journal article

Search for Dark Matter Particle Interactions with Electron Final States with DarkSide-50

Agnes, P., Albuquerque, I. F. M., Alexander, T., Alton, A. K., Ave, M., Back, H. O., . . . Zuzel, G. (2023). Search for Dark Matter Particle Interactions with Electron Final States with DarkSide-50. Physical Review Letters, 130(10). doi:10.1103/physrevlett.130.101002

DOI
10.1103/physrevlett.130.101002
Journal article

Search for Dark-Matter–Nucleon Interactions via Migdal Effect with DarkSide-50

Agnes, P., Albuquerque, I. F. M., Alexander, T., Alton, A. K., Ave, M., Back, H. O., . . . Zuzel, G. (2023). Search for Dark-Matter–Nucleon Interactions via Migdal Effect with DarkSide-50. Physical Review Letters, 130(10). doi:10.1103/physrevlett.130.101001

DOI
10.1103/physrevlett.130.101001
Journal article

A large facility for photosensors test at cryogenic temperature

Balmforth, Z., Basco, A., Boiano, A., Canci, N., de Asmundis, R., Di Capua, F., . . . Vanzanella, A. (2023). A large facility for photosensors test at cryogenic temperature. Journal of Instrumentation, 18(03), C03024. doi:10.1088/1748-0221/18/03/c03024

DOI
10.1088/1748-0221/18/03/c03024
Journal article

Search for low mass dark matter in DarkSide-50: the bayesian network approach

Agnes, P., Albuquerque, I. F. M., Alexander, T., Alton, A. K., Ave, M., Back, H. O., . . . Zuzel, G. (2023). Search for low mass dark matter in DarkSide-50: the bayesian network approach. The European Physical Journal C, 83(4). doi:10.1140/epjc/s10052-023-11410-4

DOI
10.1140/epjc/s10052-023-11410-4
Journal article

2022

Sensitivity projections for a dual-phase argon TPC optimized for light dark matter searches through the ionization channel

DOI
10.48550/arxiv.2209.01177
Preprint

2021

SiPM-matrix readout of two-phase argon detectors using electroluminescence in the visible and near infrared range

Aalseth, C. E., Abdelhakim, S., Agnes, P., Ajaj, R., Albuquerque, I. F. M., Alexander, T., . . . Zuzel, G. (2021). SiPM-matrix readout of two-phase argon detectors using electroluminescence in the visible and near infrared range. The European Physical Journal C, 81(2). doi:10.1140/epjc/s10052-020-08801-2

DOI
10.1140/epjc/s10052-020-08801-2
Journal article

Separating $${^{39}\hbox {Ar}}$$ from $${^{40}\hbox {Ar}}$$ by cryogenic distillation with Aria for dark-matter searches

Agnes, P., Albergo, S., Albuquerque, I. F. M., Alexander, T., Alici, A., Alton, A. K., . . . Zykova, M. P. (2021). Separating $${^{39}\hbox {Ar}}$$ from $${^{40}\hbox {Ar}}$$ by cryogenic distillation with Aria for dark-matter searches. The European Physical Journal C, 81(4). doi:10.1140/epjc/s10052-021-09121-9

DOI
10.1140/epjc/s10052-021-09121-9
Journal article

2020

Sensitivity of future liquid argon dark matter search experiments to core-collapse supernova neutrinos

Agnes, P., Albergo, S., Albuquerque, I. F. M., Alexander, T., Alici, A., Alton, A. K., . . . Zykova, M. P. (2021). Sensitivity of future liquid argon dark matter search experiments to core-collapse supernova neutrinos. Journal of Cosmology and Astroparticle Physics, 2021(03), 043. doi:10.1088/1475-7516/2021/03/043

DOI
10.1088/1475-7516/2021/03/043
Journal article