def is_redox_active_intercalation(element):
    """
    True if element is redox active and interesting for intercalation materials

    Args:
        element: Element object
    """

    ns = ['Ti', 'V', 'Cr', 'Mn', 'Fe', 'Co', 'Ni', 'Cu', 'Nb', 'Mo', 'W', 'Sb', 'Sn', 'Bi']
    return element.symbol in ns