use super::super::{DecayMode, Element, Isotope};
pub fn element() -> Element {
Element {
symbol: "At",
name: "Astatine",
atomic_number: 85,
atomic_mass: 210.0_f64,
electronegativity: Some(2.2_f64),
group: Some(17),
period: 6,
category: "halogen",
electron_configuration: "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁵",
isotopes: vec![
Isotope {
name: "Astatine-205",
symbol: "²⁰⁵At",
mass_number: 205,
neutrons: 120,
atomic_mass: 204.98607_f64,
half_life: Some(26.2_f64),
half_life_unit: Some("minutes"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "alpha emission",
branching_ratio: 0.1_f64,
daughter: None,
},
DecayMode {
mode: "electron capture",
branching_ratio: 0.9_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-207",
symbol: "²⁰⁷At",
mass_number: 207,
neutrons: 122,
atomic_mass: 206.98578_f64,
half_life: Some(1.8_f64),
half_life_unit: Some("hours"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 0.895_f64,
daughter: None,
},
DecayMode {
mode: "alpha emission",
branching_ratio: 0.105_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-209",
symbol: "²⁰⁹At",
mass_number: 209,
neutrons: 124,
atomic_mass: 208.98617_f64,
half_life: Some(5.41_f64),
half_life_unit: Some("hours"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 0.958_f64,
daughter: None,
},
DecayMode {
mode: "alpha emission",
branching_ratio: 0.042_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-210",
symbol: "²¹⁰At",
mass_number: 210,
neutrons: 125,
atomic_mass: 209.98715_f64,
half_life: Some(8.1_f64),
half_life_unit: Some("hours"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 0.998_f64,
daughter: None,
},
DecayMode {
mode: "alpha emission",
branching_ratio: 0.002_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-211",
symbol: "²¹¹At",
mass_number: 211,
neutrons: 126,
atomic_mass: 210.9875_f64,
half_life: Some(7.214_f64),
half_life_unit: Some("hours"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "electron capture",
branching_ratio: 0.583_f64,
daughter: Some("Polonium-211"),
},
DecayMode {
mode: "alpha emission",
branching_ratio: 0.417_f64,
daughter: Some("Bismuth-207"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-215",
symbol: "²¹⁵At",
mass_number: 215,
neutrons: 130,
atomic_mass: 214.99865_f64,
half_life: Some(0.1_f64),
half_life_unit: Some("milliseconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "alpha emission",
branching_ratio: 1.0_f64,
daughter: Some("Bismuth-211"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-217",
symbol: "²¹⁷At",
mass_number: 217,
neutrons: 132,
atomic_mass: 217.00472_f64,
half_life: Some(32.3_f64),
half_life_unit: Some("milliseconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "alpha emission",
branching_ratio: 0.998_f64,
daughter: Some("Bismuth-213"),
},
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 0.002_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Astatine-218",
symbol: "²¹⁸At",
mass_number: 218,
neutrons: 133,
atomic_mass: 218.00869_f64,
half_life: Some(1.5_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "alpha emission",
branching_ratio: 0.999_f64,
daughter: Some("Bismuth-214"),
},
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 0.001_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
],
}
}