Showing 1–15 of 15 results
/ Date/ Name
Nov 2, 2020Comparing Foreground Removal Techniques for Recovery of the LOFAR-EoR 21cm Power SpectrumNov 9, 2023First upper limits on the 21 cm signal power spectrum from cosmic dawn from one night of observations with NenuFARMar 7, 2025Deeper multi-redshift upper limits on the Epoch of Reionization 21-cm signal power spectrum from LOFAR between z=8.3 and z=10.1Feb 25, 2025Spectral modelling of Cygnus A between 110 and 250 MHz. Impact on the LOFAR 21-cm signal power spectrumApr 25, 2025First upper limits on the 21-cm signal power spectrum of neutral hydrogen at $z=9.16$ from the LOFAR 3C196 fieldFeb 17, 2020Constraining the intergalactic medium at $z\approx$ 9.1 using LOFAR Epoch of Reionization observationsJul 14, 2025Improved upper limits on the 21-cm signal power spectrum at $z=17.0$ and $z=20.3$ from an optimal field observed with NenuFARSep 16, 2022Assessing the impact of two independent direction-dependent calibration algorithms on the LOFAR 21-cm signal power spectrumMay 1, 2025Constraints on the state of the IGM at $z\sim 8-10$ using redshifted 21-cm observations with LOFARApr 1, 2020Tight Constraints on the Excess Radio Background at $z = 9.1$ from LOFARMar 27, 2025Near-field imaging of local interference in radio interferometric data: Impact on the redshifted 21 cm power spectrumNov 3, 2021A numerical study of 21-cm signal suppression and noise increase in direction-dependent calibration of LOFAR dataDec 1, 2021Degree-Scale Galactic Radio Emission at 122 MHz around the North Celestial Pole with LOFAR-AARTFAACFeb 17, 2020Improved upper limits on the 21-cm signal power spectrum of neutral hydrogen at $\boldsymbol{z \approx 9.1}$ from LOFARMar 4, 2022Statistical analysis of the causes of excess variance in the 21 cm signal power spectra obtained with the Low-Frequency Array