supported by the National High Technology Research and Development Program of China(No.2013AA014200);the National Natural Science Foundation of China(No.11444001);and the Municipal Natural Science Foundation of Tianjin(No.14JCYBJC16500)。
A Mach-Zehnder interferometer(MZI)for simultaneously measuring refractive index(RI)and temperature is proposed and verified in this paper.The sensor head is composed of thin core fiber(TCF)S-taper structure and spheri...
supported by the National High Technology Research and Development Program of China(No.2015AA016902);the National Natural Science Foundation of China(Nos.61435013 and 61405188);the K.C.Wong Education Foundation
We report investigations of three types of silica-based thermo-optic modulating Mach-Zehnder interferometers(MZIs).They are widely used in optical communication and quantum photonics.Three types of MZIs are fabricated...
supported by the National High Technology Research and Development Program of China(No.2013AA014200);the National Natural Science Foundation of China(No.11444001);the Municipal Natural Science Foundation of Tianjin(No.14JCYBJC16500)
An all fiber magnetic field sensor with peanut-shape structure based on multimode fiber(MMF) is proposed and experimentally demonstrated. The sensing structure and magnetic fluid(MF) are both encapsulated in capillary...
supported by the National High Technology Research and Development Program of China(No.2013AA014200);the National Natural Science Foundation of China(No.11444001);the Tianjin Natural Science Foundation(No.14JCYBJC16500)
A microwave photonic filter(MPF) based on multi-wavelength fiber laser and infinite impulse response(IIR) is proposed. The filter uses a multi-wavelength fiber laser as the light source, two sections of polarization m...
863 Program(2013AA01442);National Natural Science Foundation of China(NSFC)(61422508,61535006);Shanghai Rising-Star Program(14QA1402600)
We experimentally demonstrate a 16 × 16 reconfigurably nonblocking optical switch fabric using a Benes architecture. The switch fabric consists of 56 2 × 2 Mach–Zehnder interferometer based elementary switches, wit...
supported by the National Natural Science Foundation of China(No.61274072);the National High Technology Research and Development Program of China(No.2013AA014201)
We report a new quantum dot superluminescent diode with a new device structure. In this device, a multi- mode-interferometer configuration and a J-bend structure were monolithically integrated. Owing to the multi-mode...
supported by the National High Technology Research and Development Program (No. 2012AA041203);the National Natural Science Foundation of China (No. 61307099)
In this Letter, a sensor consisting of a fiber Bragg grating(FBG) and a fiber Fabry–Perot interferometer(FFPI)sensor is developed to measure the coefficient of thermal expansion(CTE) and the thermo-optical coef...
supported by the National Basic Research Program of China(Grant No.2011CB301701);the National High Technology Research and Development Program of China(Grant Nos.2013AA014402,2015AA016904,and 2012AA012202);the National Natural Science Foundation of China(Grant Nos.61107048 and 61275065)
We report a compact 2×2 Mach-Zehnder interferometer (MZI) electro-optic switch fabricated on a silicon- on-insulator using standard complementary metal-oxide semiconductor (CMOS) processes. With a short modu- lat...
supported in part by the National Natural Science Foundation of China(Nos. 61007045,61025004 and 61032005);the National "863" Program of China(Nos.2009AA01Z223 and 2009AA01Z253)
The relation between the phase shift and the mean optical power (MOP) output from a delay-line inter- ferometer (DLI) port applied for phase-shift keying (PSK) signal demodulation is proven of a cosine law irrel...
supported by the Key Program of the National Natural Science Foundation of China (Grant No. 40537031);the National Natural Science Foundation of China (Grant No. 40875013);the National Defense Basic Scientific Research Program of China (Grant No. A1420080187);the National High Technology Research and Development Program of China (GrantNo. 2006AA12Z152);Xianyang Normal University Research Fund (Grant No. 06XSYK268)
This paper gives the relation between spatial ray and its projection on paper plane based on the vector form of reflective law. Using the method of prism expansion, it obtains the exact expression of the exit height. ...