Measured Ground-State Γ_cm for ⁹B

Adopted value: 0.54 ± 0.21 keV (2004TI06)

Measured Mass Excess for ⁹B

Adopted value: 12415.7 ± 1.0 keV (2003AU02)

1955AL57: ⁷Li(³He, p), E not given; measured E_p. ¹⁰B(³He, α), ⁶Li(³He, α), E not given; measured E_α. ⁹B deduced excited state energy.

1960KE07: ⁹Be(p, n)⁹B; measured not abstracted; deduced nuclear properties.

1960SA03: ⁹Be(p, n)⁹B; measured not abstracted; deduced nuclear properties.

1960SP08: ⁹B; measured not abstracted; deduced nuclear properties.

1960TA04: ⁹Be(³He, t)⁹B; measured not abstracted; deduced nuclear properties.

1960WE04: ⁹Be(³He, t)⁹B; measured not abstracted; deduced nuclear properties.

1961AD02: ⁹B; measured not abstracted; deduced nuclear properties.

1961DA14: ⁹B; measured not abstracted; deduced nuclear properties.

1961ME03: ⁶Li(α, n)⁹B; measured not abstracted; deduced nuclear properties.

1962HU05: ⁹B; measured not abstracted; deduced nuclear properties.

1962NG01: ⁹B; measured not abstracted; deduced nuclear properties.

1963CA18: ⁹B; measured not abstracted; deduced nuclear properties.

1963FA03: ⁹B; measured not abstracted; deduced nuclear properties.

1964BA29: ⁶Li(α, n), E_α = 14.4 MeV; ⁹Be(p, n), E_p = 6.3 - 7.4 MeV; ¹²C(p, α), E_p = 12.7 - 18.3 MeV; measured n-, α-spectra (θ, E_p). ⁹B deduced levels.

1964FU15: ¹⁰B(d, t₀), E_d = 13.5 MeV; measured σ(θ). ⁹B deduced L, level-width.

1965DI03: ⁷Li(³He, n), E = 5.2 - 12.5 MeV; measured σ(E_n, θ), Q, level-width. ⁹B deduced levels.

1965GR08: ⁷Li(³He, nγ), E = 4.6 - 10 MeV; measured σ(E, E_γ). ⁹B deduced level.

1965IS05: ¹²C(p, α), E = 13 MeV; measured σ(E_α, θ(α)). ⁹B deduced levels.

1966CA02: ¹⁰B(³He, α)⁹B; measured not abstracted; deduced nuclear properties.

1966DA18: ⁹Be(p, n), E = 7.5 MeV; measured σ(E_n, θ). ⁹B deduced levels.

1966WA16: ¹⁰B(³He, p3α), E = 2.45, 6.0 MeV. ⁹B deduced levels J, π.

1966WI08: ⁹B; measured not abstracted; deduced nuclear properties.

1967CR04: ⁹Be(³He, t), E = 10 MeV; measured σ(E_t, θ). ⁹B deduced DWBA fits.

1967CR05: ¹²C(p, α), E = 30.5 - 45.1 MeV; measured σ(E; θ).

1967EA01: ⁹Be(³He, t), E = 3.50 - 9.00 MeV; measured σ(E; θ).

1967SL04: ⁹Be(p, n)⁹B, E = 20 MeV. ⁹B; measured not abstracted; deduced nuclear properties.

1968DAZZ: ⁹Be(p, n), E ≈ 2 MeV; measured threshold energy; deduced Q.

1968KR02: ¹⁰B(³He, pα), E = 2.43 MeV; measured pα coin. ⁹B deduced levels, level-width.

1968KU04: ¹⁰B(p, d)⁹B; measured not abstracted; deduced nuclear properties.

1969BA05: ¹⁰B(p, d), E = 155.6 MeV; measured σ(E_d, θ). ⁹B deduced levels, J, π, L, S.

1969BA06: ⁹Be(³He, t), E = 40 - 50 MeV. ⁹B deduced levels.

1969SI20: ⁹Be(p, n), E = 2.06 - 2.10 MeV; measured σ(E).

1969VI05: ⁶Li(³He, p), E < 2 MeV; ⁶Li(³He, p2α), E = 1.5 - 2.0 MeV; measured σ(E; E_p, θ). ⁹B deduced resonance, J, π.

1970AL25: ⁶Li(³He, dγ), E = 0.5 - 1.3 MeV. ⁹B deduced resonance, J, π, T, level-width.

1970AN07: ⁹Be(p, n), E = 20 MeV; measured σ(E_n, θ). ⁹B deduced levels.

1970CL01: ⁹Be(p, n), E = 30, 50 MeV; measured σ(E; E_n, θ). ⁹B deduced levels J, π.

1970GU08: ⁷Li(³He, n), E = 2.3 - 3.2 MeV; measured σ(E_n, θ). ⁹B deduced levels, J, π.

1970MCZW: ⁷Li(³He, n); measured σ(E_n, E_p, E_α), σ(E_n, E_p). ⁹B level deduced p-branching.

1970SA05: ¹¹B(p, t). ⁹B levels deduced J, π.

1970SI12: ⁹Be(p, n), E = 2 - 2.1 MeV; measured σ(E; θ).

1970SQ01: ¹⁰B(p, d), E = 49.5 MeV; measured σ(E_d, θ). ⁹B deduced levels, π.

1971AD01: ⁷Li(³He, nγ), E = 10 MeV; measured σ(E_n, E_γ). ⁹B levels deduced level-width, γ-branching.

1971ADZX: ⁷Li(³He, n), E = 8.25 MeV; measured σ(E_p, E_n). ⁹B level deduced proton decay branching.

1971ESZR: ⁹C(β⁺)⁹B, measured β-delayed proton spectra. ⁹B deduced levels, level-width.

1971FOZZ: ¹⁰B(³He, pα), E = 1.8 MeV; measured σ(E_α, E_p). ⁹B deduced levels.

1971HA10: ¹¹B(p, t), E = 45 keV; measured σ(E_t, θ). ⁹B deduced levels J, π, T, L, isobaric analogs.

1971HAZD: ¹¹B(p, t), measured σ(E_t). ⁹B deduced levels.

1971MAXO: ¹²C(p, α), E = 43.7 - 54.1 MeV; measured σ(E_α, θ). ⁹B deduced levels, J, π.

1971SQ02: ¹⁰B(polarized p, d), E = 49.56 MeV; measured asymmetry(θ).

1971SQ03: ¹⁰B(³He, α), E = 33.7 MeV; measured σ(E_α, θ). ⁹B levels deduced S.

1972AD04: ⁷Li(³He, pn), E = 7.95, 8.7, 10 MeV; measured σ(E_p, E_n, E_γ). ⁹B analog states deduced n-width, p-width.

1972AR22: ⁹Be(p, n), E = 17.8 MeV; measured σ(E_n). ⁹B deduced level.

1972MA21: ¹²C(p, α), E = 54, 43.7, 50.5 MeV; measured σ(E_α, θ). ⁹B levels deduced L. ⁹B high-lying states deduced J, π.

1972MAYB, 1972MAZK: ¹²C(p, α), E = 54 MeV; measured σ(E_α, θ). ⁹B deduced levels, J, π, level-width.

1972YOZI: ¹²C(³He, ⁶Li); measured σ(θ). ⁹B deduced transitions.

1973FOYG: ¹¹B(³He, pα), E = 1.8 MeV; measured αp-coin. ⁹B deduced levels.

1973WIYQ: ⁹Be(³He, t), E = 217 MeV; measured σ(E_t, θ). ⁹B deduced levels.

1974BE66: ¹¹B(p, t), E = 46.5 MeV; measured σ(E_t). ⁹B deduced levels, new mass quartet, mass excesses.

1974BEXM, 1974BEXP: ¹¹B(p, t), E = 46.5 MeV; measured σ(E_t, θ). ⁹B deduced resonance, level-width, mass excess.

1974FO08: ¹⁰B(³He, pα), E = 1.8 MeV; measured αp-coin. ⁹B deduced levels.

1974KA15: ¹¹B(p, t), E = 42 MeV; measured σ(E_t), Q. ⁹B deduced levels.

1974KAZU: ¹¹B(p, t), E ≈ 40 MeV; measured σ(E(³H)). ⁹B deduced mass excess.

1974LU06: ¹⁰B(polarized d, t), E = 15 MeV. ⁹B levels deduced S, J-dependence, J-admixtures.

1975CHYA: ⁹Be(p, pn), E = 5.5 MeV; measured pn-coin. ⁹B deduced levels, Γ, particle branching.

1975DAYO: ¹⁰B(polarized d, t), E = 15 MeV; measured σ(θ).

1976CRZV: ⁹Be(polarized p, n), E = 3.6 - 5.6 MeV; measured σ(E, E_n, θ), A(θ).

1976LI08: ⁹Be(polarized p, n), E = 7 - 15 MeV; measured transverse polarization transfer coefficients.

1976MC10: ⁷Li(³He, n). ⁹B deduced Γ_p/Γ.

1976RO05: ⁹Be(polarized p, n), E = 2.4 - 2.9 MeV; measured analyzing power A(θ).

1977BYZZ: ⁹Be(polarized p, n), E = 1 - 9 MeV; measured σ(E), A(E).

1977GR04: ¹²C(p, pt), E = 75 MeV; measured σ(θ). ⁹B levels deduced S.

1977GUZN, 1977GUZX: ⁶Li(³He, α), E = 1.47 - 1.69 MeV; measured αα-coin. ⁹B deduced resonance at 16.74 MeV.

1978AL37: ⁶Li(³He, γ), (³He, p), E = 0.5 - 1.3 MeV; measured σ(E). ⁹B deduced level, T.

1978CH07: ⁹Be(p, pn), (p, n), E = 5.5 MeV; measured σ, pn-coin in kinematically complete experiment. ⁹B levels deduced particle branching.

1978DI08: ⁷Li(³He, nγ), E = 13 MeV; measured nγ-coin. ⁹B levels deduced γ-branching, Γ.

1978GU15: ⁶Li(³He, 2α), E = 1.4 - 1.8 MeV; measured σ(E, E_α1, E_α2). ⁹B deduced level.

1978SHZL: ⁹Be(p, n), E = 120 MeV; measured σ(θ). ⁹B levels deduced reaction mechanism.

1979BU17: ⁶Li(³He, ³He), (³He, d), E = 0.7 - 2 MeV. ⁹B deduced no levels.

1979DAZW: ¹²C(p, α), E = 45.2 MeV; measured σ(θ).

1980DA07: ¹²C(p, α), (p, pt), E = 45.2 MeV; measured σ(E_p, E_t, θ), σ(E_α, θ).

1980MA33: ⁹Be(polarized p, n), E = 8.1 - 15 MeV; measured analyzing power A(E, θ).

1981DO13: ¹²C(polarized p, α), E = 72 MeV.

1982GU13: ⁹Be(p, n), E = 14.9, 17.8 MeV; measured σ(θ).

1983ANZU: ⁹Be(³He, t), ¹⁰B(³He, α), E = 90 MeV; ¹⁰B(d, t), E = 55 MeV; measured σ(E_t), σ(E_α). ⁹B deduced level.

1983BY01: ⁹Be(p, n), E = 8.15 - 15.68 MeV; measured σ(E, θ).

1983BY02: ⁹Be(p, n), (polarized p, n), E = 2.7, 2.9, 8.1, 9.1, 10 MeV; measured P(θ), A(θ) vs E.

1983DJZV: ⁹Be(³He, t), E = 90 MeV; ¹⁰B(³He, α), E = 90 MeV; ¹⁰B(d, t), E = 55 MeV; measured particle spectra. ⁹B deduced level energy, width.

1983PE07: ¹²C(p, α), E = 42.77 MeV; measured σ(E_α), σ(θ). ⁹B levels deduced spectroscopic strengths.

1984BEZL: ¹⁰B(p, d), E = 18.6 MeV. ⁹B levels deduced S.

1984DJZZ: ⁹Be(³He, t), E = 90 MeV; measured σ(E_t) vs θ. ⁹B deduced levels, widths.

1985BE13: ¹⁰B(p, d), E = 18.6 MeV; measured σ(θ). ⁹B levels deduced spectroscopic factors.

1985CO09: ⁹Be(⁶Li, ⁶He), E = 34, 36 MeV; measured σ(θ). ⁹B levels deduced spectroscopic factors.

1986AR14: ¹⁰B(³He, α), E = 2.3, 5 MeV; measured αα-coin. ⁹B deduced level, Γ.

1986MIZZ: ⁹C(β⁺); measured β-decay branching ratios. ⁹B deduced level, I_β.

1986MU07: ⁹Be(polarized p, n), E = 8 - 17.57 MeV; measured σ(θ), A(θ).

1986MUZY: ⁹Be(polarized p, n), E = 8 - 17 MeV; measured σ(θ), analyzing power vs θ.

1987BUZZ: ⁹Be(⁶Li, ⁶He), E = 32 MeV; measured σ(E(⁶He)). ⁹B deduced level, possible J, π, IAS character.

1987KA36: ⁹Be(³He, t), E = 90 MeV; measured σ(E, θ), σ(E_t). ⁹B deduced levels, possible analogs, Γ.

1988ANZW: ⁹Be(³He, t), E = 90 MeV; measured σ(E_t). ⁹B deduced resonance evidence.

1988AR05: ¹⁰B(³He, α), E = 2.3, 5 MeV; measured σ(θ_α, θ_p). ⁹B deduced level, Γ.

1988BU18: ⁹Be(⁶Li, ⁶He), E = 32 MeV; measured σ(θ, E(⁶He)). ⁹B deduced levels, Γ.

1988MI03: ⁹C(β⁺); measured β-delayed E_p, I_p, β-delayed E_α, I_α, βαp-coin; deduced log ft. ⁹B levels deduced I_β.

1990BO51: ⁹Be(³He, t), E = 40.5 MeV; measured E_α, I_α following residual breakup. ⁹B level deduced decay features.

1992CA31: ⁹Be(⁶Li, ⁶He), E = 32, 48 MeV; ¹⁰B(⁹Be, ¹⁰Be), E = 40, 73 MeV; measured particle spectra, σ(E(⁶He), θ). ⁹B level deduced limit on population.

1993RE04: ⁹Be(polarized ⁶Li, ⁶He), E = 32 MeV; measured σ(θ), analyzing powers vs θ. ⁹B levels deduced spectroscopic amplitudes.

1993UTZY: ⁹Be(¹⁴N, ¹⁴C), E = 87 MeV. ⁹B deduced possible (1/2)⁺ state.

1994AK02: ⁹Be(³He, t), E = 450 MeV. ⁹B deduced Gamow-Teller, spin-flip resonance excitation enhancement.

1994UTZY: ⁹Be(¹⁴N, ¹⁴C), E = 85 MeV; measured ¹⁴C spectra, σ(θ). ⁹B deduced levels, J, π.

1995TI06: ⁶Li(⁶Li, t), E = 56 MeV; measured ⁸Be + p relative energy spectra. ⁹B deduced levels, parameters.

1995UTZZ: ⁹Be(¹⁴N, ¹⁴C), E = 85 MeV; measured E(¹⁴C), particle spectra.

1996MAZY: ⁹Be(¹⁴N, ¹⁴C), E = 85 MeV. ⁹B deduced level, J, π.

2000GE09: ⁹C(β⁺); measured E_β, I_β, β-delayed particle spectra, coincidences. ⁹B levels deduced excitation and decay branching ratios.

2000YAZX: ⁹Be(³He, t), E = 450 MeV; measured σ(θ). ⁹B deduced levels, J, π.

2001AK09: ⁹Be(³He, t), E = 150 MeV/nucleon; measured σ(E, θ). ⁹B deduced excited states energies, widths.

2001BE51: ⁹C(β⁺); measured β-delayed E_p, E_α, pαα-coin, angular correlations. ⁹B deduced β-branching strengths.

2001BU05: ⁹C(β⁺); ⁹B deduced levels, J, π, Gamow-Teller strengths.

2002BE53: ⁹C(β⁺); measured E_p, E_α following daughter nucleus decay.

2002BO29: ⁹C(β⁺); measured E_p, E_α following daughter nucleus decay.

2004BO22: ⁹C(β⁺); analyzed β-delayed E_α, E_p, E_n, angular correlations. ⁹B deduced level energies, widths, decay branching ratios.

2004BO43: ⁹C(β⁺); measured β-delayed particle spectra, yields. ⁹B deduced excited states particle-decay features.

2008TO16: H, O(¹²C, X)⁹B, E = 200 - 400 MeV/nucleon; measured σ.

2009BA04: ⁹B, calculated excitation energies. Potential-model calculations.

2009SCZX: ⁹Be(³He, t), E^* ≈ 0 - 17 MeV; measured E(particle), I(particle) at 0 degrees; deduced GT strengths.

2009UE01: ¹⁰B(e, e'n), E = 200 MeV; measured neutron spectra, σ, and σ(θ); deduced levels, J, π, missing energy spectrum, giant resonances.

2010FUZZ: ⁹Be(³He, t), E = 140 MeV/nucleon; measured E_γ, I_γ, reaction products; deduced dσ(E); GT strength.

2011CH32: ⁹Be(⁹C, X), E = 70 MeV/nucleon; measured particle spectra using HiRA array, angular correlations between the particles in particle-decay channels. ⁹B; deduced levels, width, J, π, isospin, branching ratios.

2011SC18: ⁹Be(³He, t), E = 140 MeV/nucleon; measured E(t), I(t), σ(θ). ⁹B; deduced levels, J, π, L-transfer, widths, Gamow-Teller transition strengths, DWBA analysis of σ(θ) data. Comparison with data from (p, n) reaction. Systematics of level energies, GT strengths and shapes of A = 9 nuclei: ⁹Li, ⁹Be, ⁹B and ⁹C.

2013OL03: ¹H(¹⁶O, X)⁹B, E = 3.25 GeV; measured reaction fragments; deduced total σ yields.

2015WH01: ⁹Be(³He, t)⁹B*, E = 33 MeV; measured particle spectra. ⁹B; deduced levels, J, π, total and partial widths for ⁸Be + p and ⁵Li + α channels.

2017BR07: ⁹Be(⁹C, ⁹B), E = 68 MeV/nucleon; ⁹B deduced levels.

2018MU16: ⁹Be(³He, d), E = 50.61 MeV pulsed beam; measured E(d), I(d). ⁹B; deduced levels, J, π, isospin, energy of the second T = 3/2 state.

2019RI01: ⁹B; deduced σ, resonance energies and widths, S-factor, reaction rates.

2020AR15: ⁹B(p); analyzed available data; deduced the unstable nuclei ⁹B.

2020BI02: ⁹B; analyzed available data; deduced cluster structure of light nuclei.

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Last modified: 29 June 2021