Template:Isotopes table/ref group/doc

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Topic |notes= code Text shown Note

isomer

m

^ ^mU – Excited nuclear isomer.

( ) uncertainty (1σ)

unc()

^ ( ) – Uncertainty (1σ) is given in concise form in parentheses after the corresponding last digits.

[ ] variation interval

var[]

^ [ ] – Range of variance in natural abundance

IUPAC^[1]

# derived value (TMS)

mass#

^ # – Atomic mass marked #: value and uncertainty derived not from purely experimental data, but at least partly from trends from the Mass Surface (TMS).

TMS^[2]

stability

hl-nst

^ Bold half-life – nearly stable, half-life longer than age of universe.

# derived value (TNN)

hl#, spin#, exen#

^ ^a ^b ^c # – Values marked # are not purely derived from experimental data, but at least partly from trends of neighboring nuclides (TNN).

TNN^[3]

modes of decay

CD, EC, SF, IT, n, p

^ Modes of decay:

CD: Cluster decay

EC: Electron capture

IT: Isomeric transition

SF: Spontaneous fission

n: Neutron emission

p: Proton emission

stability

daughter-st

^ Bold symbol as daughter – Daughter product is stable.

stability

daughter-nst

^ Bold italics symbol as daughter – Daughter product is nearly stable.

( ) in spin

spin()

^ ( ) spin value – Indicates spin with weak assignment arguments.

* Texts are maintained in {{Isotopes table/ref_group}}

^ Meija, Juris; Coplen, Tyler B.; et al. (2016). "Isotopic compositions of the elements 2013 (IUPAC Technical Report)" (PDF). Pure and Applied Chemistry. 88 (3). doi:10.1515/pac-2015-0503.
^ TMS: trends from the Mass Surface. Marked # in atomic mass: value and uncertainty derived not from purely experimental data, but at least partly from TMS ({{AME2020 I}})
^ TNN: trends of neighboring nuclides. Marked # in excitation energy, halflife, spin & parity: {{NUBASE2020}}. Kondev, F. G.; Wang, M.; Huang, W. J.; Naimi, S.; Audi, G. (2021). "The NUBASE2020 evaluation of nuclear properties" (PDF). Chinese Physics C. 45 (3): 030001. doi:10.1088/1674-1137/abddae.

[1] U – Excited nuclear isomer.

[2] ( ) – Uncertainty (1σ) is given in concise form in parentheses after the corresponding last digits.

[3] [ ] – Range of variance in natural abundance

[TMS-5] # – Atomic mass marked #: value and uncertainty derived not from purely experimental data, but at least partly from trends from the Mass Surface (TMS).

[7] Bold half-life – nearly stable, half-life longer than age of universe.

[TNN-8] # – Values marked # are not purely derived from experimental data, but at least partly from trends of neighboring nuclides (TNN).

[10] Modes of decay:

CD: Cluster decay

EC: Electron capture

IT: Isomeric transition

SF: Spontaneous fission

n: Neutron emission

p: Proton emission

[11] Bold symbol as daughter – Daughter product is stable.

[12] Bold italics symbol as daughter – Daughter product is nearly stable.

[13] ( ) spin value – Indicates spin with weak assignment arguments.

[1]

[2]

[3]