# Emission dynamics of optically driven aluminum nitride quantum emitters_ dataset

'Emission dynamics of optically driven aluminum nitride quantum emitters' data

The dataset includes Excel files with the raw data for each figure in the manuscript. The filename of the files points towards each labelled subplot in each figure and the necessary description.

Figure 1 is the characterization of two quantum emitters in AlN at room temperature.

(a) is the spectrum for QE A.

(b) is the photon emission correlation spectrum (PECS), normalised, without background correction for QE A.

(c) is the continuous wave photoluminescence (CW-PL) saturation behaviour for QE A.

(d) shows the excited state lifetime measurement for QE A.

(e) is the spectrum for QE B

(f) is the photon emission correlation histogram, normalised, without background correction for QE B.

(g) is the CW-PL saturation behavior for QE B.

(h) shows the excited state lifetime measurement for QE B.

Figure 2 is photon emission correlation spectroscopy on a long-time scale.

(a) includes the QE A's PECS raw data and its fitting curves with different fitting parameters of N =2,3,4,5.

(b) includes the QE B's PECS raw data and its fitting curves with different fitting parameters of N =2,3,4,5.

(c) is the corresponding residuals from the fits to QE A.

(d) is the corresponding residuals from the fits to QE B.

Figure 3 is time-resolved PL (TRPL) under double-pulse laser excitation.

(a) is the TRPL of QE A under double-pulse laser excitation.

(b) is the TRPL of QE B under double-pulse laser excitation.

(c) is the PL revival behaviour under the second pulse excitation in (a) fitted by single exponential and double exponential equations.

(d) is the PL revival behaviour under the second pulse excitation in (b) fitted by single exponential and double exponential equations.

Figure 4 is power-dependent PECS from QE A and QE B.

(a) is power-dependent PECS for QE A.

(b) is power-dependent PECS for QE B.

(c) includes amplitudes C_i and rates r_i arising from fitting the equation for QE B.

(d) includes amplitudes C_i and rates r_i arising from fitting the equation for QE B.

Figure 5 is power-dependent TRPL with the square excitation pulse.

(a) is power-dependent TRPL with square excitation pulse for QE A.

(b) is power-dependent TRPL with square excitation pulse for QE B.

(c) is the normalized PL saturation behaviours of the steady state for QE A.

(d) is the normalized PL saturation behaviours of the steady state for QE B.

(e) includes the TRPL decay rates observed in (a).

(f) includes the TRPL decay rates observed in (b).

Figure 6 is the state population dynamics simulation. The results in (c-f) are plotted as a function of a12=k_{12}/k_{21}, where k_{21}= 200 MHz is a fixed parameter as the spontaneous emission decay rate.

(a) is PECS simulation results for shelving Model I.

(b) is TRPL simulation results for shelving Model II.

(c) is the best-fit parameter r_1 with fitting parameters of N =2.

(d) is the best-fit parameter C_2 with fitting parameters of N =2.

(e)is the best-fit parameter r_2 with fitting parameters of N =2.

(f) is the steady state PL saturation behaviour.

Figure S1 includes the absorption and emission polarization plots of QE A (a) and QE B (b).

Figure S2 is a single NV centre (a) in diamond power-dependent saturation PL characterization compared with QE A (b) and QE B (c).

Figure S3 is the state population dynamics simulation for Model III and Model IV. The results of (c-f) are plotted as a function of k_{12}/k_{21}, where k_{21}= 200 MHz is a fixed parameter.

(a) includes PECS shelving simulation results for Model III and Model IV.

(b) includes TRPL simulation results for shelving Model III and Model IV

(c) is the best-fit parameter r_1 with fitting parameters of N =2.

(d) is the best-fit parameter r_2 with fitting parameters of N =2.

(e) is the best-fit parameter C_2 with fitting parameters of N =2.

(f) is the steady state PL saturation behaviour.

Research results based upon these data are published at https://doi.org/10.1103/PhysRevB.110.014109

## Funding

### Training on laser fabrication on ion implantation of detects as quantum emitters (2020-10-01 - 2025-01-31); Bennett, Anthony. Funder: Commission of the European Communities:95387

### Manufacturing scalable semiconductor quantum light sources

Engineering and Physical Sciences Research Council

Find out more...### Quantum GaN-O-Photonics (2024-02-01 - 2027-01-31); Bennett, Anthony. Funder: Engineering and Physical Sciences Research Council

## History

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Excel## Language(s) in dataset

- English-Great Britain (EN-GB)