READ ME File For 'Dataset for article: 'Low loss, high-performance interconnection between standard single-mode fiber and antiresonant hollow-core fiber' Dataset DOI: 10.5258/SOTON/xxxx ReadMe Author: Radan Slavik, University of Southampton This dataset supports the publication: D. SUSLOV, M. KOMANEC, E.R. NUMKAM FOKOUA, D. DOUSEK, A. ZHONG, S. ZVANOVEC, T..D. BRADLEY, F. POLETTI, D.J. RICHARDSON, AND R. SLAVIK, Low loss, high-performance interconnection between standard single-mode ifber and antiresonant hollow-core fiber, SCIENTIFIC REPORTS 2021 Uploaded Archive (ZIP) includes 20 data files that are purely numerical (.txt) The figures are as follows: Fig1c (Calculated filed profile along two axis) Position [micro-m] Field amplitude along Axis 1 (normalized) Position [micro-m] Field amplitude along Axis 2 (normalized) Fig1d_simulations (Calculated filed profile along axis 2) Position [micro-m] Field amplitude along Axis 2 (normalized) Fig1d_measurement (Measured filed profile along axis 2) Position [micro-m] Field amplitude (normalized) Fig1e ( Gaussian fit) Fitting formula (Position [micro-m] vs Field amplitude (normalized)) Fig2a_OM1 (Calculated MFD of OM1) GRIN length [micro-m] MFD [micro-m] Fig2a_OM2 (Calculated MFD of OM2) GRIN length [micro-m] MFD [micro-m] Fig2b_OM1 (Coupling loss using OM1) GRIN length [micro-m] Loss [dB] Fig2b_OM2 (Coupling loss using OM2) GRIN length [micro-m] Loss [dB] Fig2c_OM1 (NANF-GRIN loss using OM1) GRIN length [micro-m] Loss [dB] Fig2c_OM1 (NANF-GRIN loss using OM2) GRIN length [micro-m] Loss [dB] Fig3_OM2 (Back-scattering loss with OM1 GRIN over wavelength) Wavelength [nm] Reflection loss [dB] Fig3_TEC_24um (Back-scattering loss with 24-um long TEC adapter over wavelength) Wavelength [nm] Reflection loss [dB] Fig5_OM1_ARC (Loss with OM1 GRIN and ARC coating) GRIN length [micro-m] Loss per interconnection [dB] + formula and parameters of the fit Fig5_OM2_ARC (Loss with OM2 GRIN and ARC coating) GRIN length [micro-m] Loss per interconnection [dB] Fig5_OM2_no ARC (Loss with OM1 GRIN and no ARC coating) GRIN length [micro-m] Loss per interconnection [dB] Fig6_TEC (Transmission with TEC adapters of various MFD) TEC MFD [micro-m] Loss per intercoonection [dB] + formula and parameters of the fit Fig7_GRIN (Transmission spectral characteristics with GRIN adapters) Wavelength [nm] Transmission [dB] Fig7_TEC (Transmission spectral characteristics with TEC adapters) Wavelength [nm] Transmission [dB] Fig8a_GRIN (FFT of transmission spectra through sample with GRIN adapters) Differential mode delay [ps/m] Normalized Amplitude [dB] Fig8b_TEC (FFT of transmission spectra through sample with TEC adapters) Differential mode delay [ps/m] Normalized Amplitude [dB] Date of data collection: 1/2/2020-1/11/2020 Information about geographic location of data collection: University of Southampton, U.K. and Czech Technical University, Prague, CZ Licence: Creative Commons Attribution (CC BY). Related projects: This work was supported by EPSRC project “Airguide Photonics”, under grant EP/P030181/1 and the Czech TechnicalUniversity in Prague project through SGS20/166/OHK3/3T/13. F. Poletti gratefully acknowledges EU ERC (grant 682724); R.Slavík and E. Numkam Fokoua were supported by RAEng Fellowships. Date that the file was created: 10 March, 2021