Time-resolved resonance Raman investigation of the photoreduction of iron octaethylporphyrin complexes by using the quasi-simultaneous pump/probe measurement technique

1992 ◽  
Vol 96 (26) ◽  
pp. 10676-10681 ◽  
Author(s):  
Shinichiro Sato ◽  
Keiji Kamogawa ◽  
Katsuhiro Aoyagi ◽  
Teizo Kitagawa
2017 ◽  
Vol 5 (15) ◽  
pp. 1700141 ◽  
Author(s):  
Jae Heun Woo ◽  
Boyoung Kang ◽  
Minji Gwon ◽  
Ji Hye Lee ◽  
Dong-Wook Kim ◽  
...  

1995 ◽  
Vol 20 (2) ◽  
pp. 210 ◽  
Author(s):  
C.-K. Sun ◽  
B. Golubovic ◽  
H. K. Choi ◽  
C. A. Wang ◽  
J. G. Fujimoto

2003 ◽  
Vol 770 ◽  
Author(s):  
Nathanael Smith ◽  
Max J. Lederer ◽  
Marek Samoc ◽  
Barry Luther-Davies ◽  
Robert G. Elliman

AbstractOptical pump-probe measurements were performed on planar slab waveguides containing silicon nanocrystals in an attempt to measure optical gain from photo-excited silicon nanocrystals. Two experiments were performed, one with a continuous-wave probe beam and a pulsed pump beam, giving a time resolution of approximately 25 ns, and the other with a pulsed pump and probe beam, giving a time resolution of approximately 10 ps. In both cases the intensity of the probe beam was found to be attenuated by the pump beam, with the attenuation increasing monotonically with increasing pump power. Time-resolved measurements using the first experimental arrangement showed that the probe signal recovered its initial intensity on a time scale of 45-70 μs, a value comparable to the exciton lifetime in Si nanocrystals. These data are shown to be consistent with an induced absorption process such as confined carrier absorption. No evidence for optical gain was observed.


2011 ◽  
Author(s):  
Lirong Ge ◽  
Min Shui ◽  
Xiao Jin ◽  
Zhongguo Li ◽  
Yinglin Song

2006 ◽  
Vol 110 (25) ◽  
pp. 12766-12781 ◽  
Author(s):  
Michel Negrerie ◽  
Simona Cianetti ◽  
Marten H. Vos ◽  
Jean-Louis Martin ◽  
Sergei G. Kruglik

2004 ◽  
Vol 69 (20) ◽  
pp. 6641-6657 ◽  
Author(s):  
Chensheng Ma ◽  
Peng Zuo ◽  
Wai Ming Kwok ◽  
Wing Sum Chan ◽  
Jovi Tze Wai Kan ◽  
...  

1986 ◽  
Vol 146 ◽  
pp. 91-99 ◽  
Author(s):  
Hiroaki Takahashi ◽  
Shigeru Hirukawa ◽  
Shinichi Suzuki ◽  
Yoshimi Torii ◽  
Hiroaki Isaka

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