scholarly journals Non-Stationary Temperature Distribution and Thermoelectromotive Force for Optical Thermoelement at Anti-Parallel Directions of Temperature Gradient and Ray Current

2015 ◽  
Vol 16 (1) ◽  
pp. 14-19
Author(s):  
I. V. Gutsul ◽  
V. I. Gutsul

The possibilities of utilization of anisotropic optical thermoelements (AOT) with different magnitudes of optical transparency for the registration and transformation of high-intensive ray currents are observed. The solution of non-stationary unhomogeneous equation of thermoconductivity is presented taking into account the Bouguer Lambert law at anti-parallel directions of ray current and temperature gradient for the anisotropic plate ZnAs2. It is shown that the non-stationary temperature distribution is determined by anisotropy of thermoconductivity and optical properties of thermoelement material and is characterized by complicated non-linear dependence both of coordinates and time. The expressions for the thermoelectromotive force are obtained for the case of optical transmitting and surface absorption. The dependences of transversal thermoelectromotive force on the time and height of thermoelement are investigated.

1991 ◽  
Vol 60 (6) ◽  
pp. 877-890 ◽  
Author(s):  
Martino Grandolfo ◽  
Maria Santini ◽  
Paolo Vecchia ◽  
Adalberto Bonincontro ◽  
Cesare Cametti ◽  
...  

2020 ◽  
Vol 126 (3) ◽  
Author(s):  
Mukhtar Hussain ◽  
Hugo Pires ◽  
Willem Boutu ◽  
Dominik Franz ◽  
Rana Nicolas ◽  
...  

RSC Advances ◽  
2021 ◽  
Vol 11 (14) ◽  
pp. 7779-7789 ◽  
Author(s):  
Asmat Ullah Khan ◽  
Rasheed Ahmad Khera ◽  
Naveed Anjum ◽  
Rao Aqil Shehzad ◽  
Saleem Iqbal ◽  
...  

DFT calculations are carried out to investigate nonlinear optical (NLO) properties of superhalogen (BCl4) and superalkali (NLi4) doped graphitic carbon nitride (GCN).


2021 ◽  
Author(s):  
Shreenibasa Sa ◽  
Vanga Mukundam ◽  
Anupa Kumari ◽  
Ritwick Das ◽  
Krishnan Venkatasubbaiah

Three-coordinated organoboron fluorophores bearing 3,5-diphenyl pyrazoles have been synthesized and studied their optical and non-linear optical properties to detect picric acid.


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