Author
King's College LondonORCID 0000-0001-9972-0718Unclaimed ORCID profile · follow to get notified of new preprints
8 papers
Recent·Most cited
Rania-Iman Virjee, Rohan Kandasamy, Sarah N. Garfinkel, Mahinda Yogarajah, Vladimir Litvak A, David William Carmichael
This paper validates EEG beamforming for separating heartbeat-evoked potentials (HEP) from cardiac artefact (CA) using simulated and empirical data, showing reliable recovery and group differences in interoceptive regions.
bioRxiv · Sep 23, 2026 · PreprintNeuroscience
Rohan Kandasamy, Rania-Iman Virjee, David William Carmichael, Sarah N. Garfinkel, Mahinda Yogarajah
The paper dissociates the early heartbeat-evoked potential (HEP) from cardiac artefacts using an inversion-of-ground-truth approach, revealing a distinct frontocentral negative cortical response.
bioRxiv · Sep 4, 2026 · PreprintNeuroscience
Rania-Iman Virjee, Rohan Kandasamy, Sarah N. Garfinkel, David William Carmichael, Mahinda Yogarajah
This paper reviews HEP processing methods in EEG and MEG studies, identifies inconsistencies, and recommends standardized approaches for reliable HEP extraction.
Social Cognitive and Affective Neuroscience · Jan 1, 2026Peer-reviewedNeuroscience
Parham Mostame, Jonathan Wirsich, Thomas H. Alderson, Ben Ridley, Anne‐Lise Giraud, David William Carmichael, Serge Vulliémoz, Maxime Guye, Louis Lemieux, Sepideh Sadaghiani
The paper examines multi-timescale functional connectivity dynamics in the brain using EEG and fMRI data, finding spatial convergence but temporal divergence across different FC timescales.
eLife · Jun 13, 2025Peer-reviewedNeuroscience
David William Carmichael, Serge Vulliémoz, Teresa Murta, Umair Javaid Chaudhary, Suejen Perani, Roman Rodionov, Maria João Rosa, Karl John Friston, Louis Lemieux
The paper examines the relationship between intracranial EEG and fMRI in the sensorimotor cortex, finding that high gamma power correlates with fMRI changes during motor tasks and rest.
Bioengineering · Feb 27, 2024Peer-reviewedNeuroscience
Chiara Casella, Katy Vecchiato, Daniel Cromb, Yourong Guo, Anderson M. Winkler, Emer Hughes, Louise Dillon, Elaine Green, Kathleen Colford, Alexia M. Egloff, Ata U. Siddiqui, Anthony N. Price, Lucilio Cordero‐Grande, Tobias Wood, Shaihan Malik, , Jonathan O’Muircheartaigh
This study identifies depth-dependent cortical microstructure alterations in children with focal epilepsy using quantitative MRI, suggesting potential pre-symptomatic changes detectable regardless of radiological abnormalities.
Epilepsia · Dec 13, 2023Peer-reviewedNeuroscience
Danielle L. Kurtin, Inês R. Violante, Karl A. Zimmerman, Robert Leech, Adam Hampshire, Maneesh C. Patel, David William Carmichael, David James Sharp, Lucia M. Li
This study examines how white matter structure and brain state interact to influence tDCS-induced changes in brain network activity in healthy and TBI participants.
Brain stimulation · Aug 23, 2021Peer-reviewedNeuroscience
Lucia M. Li, Inês R. Violante, Robert Leech, Ewan Ross, Adam Hampshire, Alexander Opitz, John C. Rothwell, David William Carmichael, David James Sharp
This study shows that transcranial direct current stimulation of the right inferior frontal gyrus modulates brain networks differently based on brain state and polarity.
Human Brain Mapping · Oct 30, 2018Peer-reviewedNeuroscience