Gnewuch, H <br/><br/>
Beat-length measurement in directional couplers by thermo-optic modulation.  [electronic resource] 

 -  Optics letters  Aug 1996 
 - 1189-91 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0146-9592 
<br/><br/><label>Standard No.: </label>10.1364/ol.21.001189  doi