Research Our multidisciplinary research into pulmonary, respiratory and lung imaging spans MRI methods, technology and clinical translation. You are here Home POLARIS (Pulmonary, Lung and Respiratory Imaging Sheffield) Research Pulmonary Imaging Research Hyperpolarisation MR Hardware Engineering Hyperpolarised gas ventilation images from four patients with COPD (top) and four patients with asthma (bottom). Current studies Sheffield-GE Lung MRI Protocol Links Medical School: Imaging