use super::super::{DecayMode, Element, Isotope};
pub fn element() -> Element {
Element {
symbol: "Pm",
name: "Promethium",
atomic_number: 61,
atomic_mass: 144.912749_f64,
electronegativity: Some(1.13_f64),
group: None,
period: 6,
category: "lanthanide",
electron_configuration: "[Xe] 4f⁵ 6s²",
isotopes: vec![
Isotope {
name: "Promethium-143",
symbol: "¹⁴³Pm",
mass_number: 143,
neutrons: 82,
atomic_mass: 142.910933_f64,
half_life: Some(265.0_f64),
half_life_unit: Some("days"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 1.0_f64,
daughter: Some("Neodymium-143"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Promethium-145",
symbol: "¹⁴⁵Pm",
mass_number: 145,
neutrons: 84,
atomic_mass: 144.912749_f64,
half_life: Some(17.7_f64),
half_life_unit: Some("years"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 1.0_f64,
daughter: Some("Neodymium-145"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Promethium-146",
symbol: "¹⁴⁶Pm",
mass_number: 146,
neutrons: 85,
atomic_mass: 145.914696_f64,
half_life: Some(5.53_f64),
half_life_unit: Some("years"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 0.66_f64,
daughter: Some("Neodymium-146"),
},
DecayMode {
mode: "beta-",
branching_ratio: 0.34_f64,
daughter: Some("Samarium-146"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Promethium-147",
symbol: "¹⁴⁷Pm",
mass_number: 147,
neutrons: 86,
atomic_mass: 146.915139_f64,
half_life: Some(2.6234_f64),
half_life_unit: Some("years"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta-",
branching_ratio: 1.0_f64,
daughter: Some("Samarium-147"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Promethium-148",
symbol: "¹⁴⁸Pm",
mass_number: 148,
neutrons: 87,
atomic_mass: 147.917475_f64,
half_life: Some(5.368_f64),
half_life_unit: Some("days"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta-",
branching_ratio: 1.0_f64,
daughter: Some("Samarium-148"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
],
}
}