FIG 3 (IMAGE) Compuscript Ltd Caption Fig.3. Optical micrographs of 3D isotropic microfluidic structures inside the glass fabricated by SSTF FLDW and chemical etching Credit OEA Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.