Abstract The nature of charge degrees-of-freedom distinguishes scenarios for interpreting the character of a second order magnetic transition at zero temperature. that is. a magnetic quantum critical point (QCP). Heavy-fermion systems are prototypes of this paradigm. https://www.roneverhart.com/HP-15-fd0038ca-15-6-FHD-IPS-Laptop-Intel-Processor-N100-3-40-GHz-Intel-UHD-Graphics-8GB-DDR4-512GB-SSD-Windows-11-Hom/