Zobrazeno 1 - 10
of 74
pro vyhledávání: '"785"'
Autor:
Kort Wiersma, Jie Zong, Masoud Mollaee, Xiushan Zhu, Arturo Chavez-Pirson, Nasser Peyghambarian, Robert A. Norwood
Publikováno v:
IEEE Photonics Technology Letters. 30:1563-1566
All-fiber single-transverse-mode laser oscillators operating at 785 nm were demonstrated by splicing a 0.1 mol% Tm 3+ -doped fluoride fiber with a core diameter of 4 μm and a numerical aperture of 0.07 to a pair of silica fiber Bragg gratings. About
Publikováno v:
Sensors, Vol 17, Iss 3, p 627 (2017)
Sensors; Volume 17; Issue 3; Pages: 627
Sensors (Basel, Switzerland)
Sensors; Volume 17; Issue 3; Pages: 627
Sensors (Basel, Switzerland)
For achieving the development of a portable, low-cost and in vivo cancer diagnosis instrument, a laser 785 nm miniature Raman spectrometer was used to acquire the Raman spectra for breast cancer detection in this paper. However, because of the low sp
Publikováno v:
Journal of Optical Technology. 84:89
A 785 nm grating-coupled external-cavity (EC) laser was fabricated and applied as a light source for shifted-excitation Raman difference spectroscopy (SERDS) to extract Raman signal from the fluorescence background. A simple Littrow-type EC configura
Publikováno v:
Journal of Biomedical Optics. 22:091503
Autofluorescence photobleaching describes the decrease of fluorescence intensity of endogenous fluorophores in biological tissue upon light irradiation. The origin of autofluorescence photobleaching is not fully understood. In the skin, the spatial d
Autor:
Günther Tränkle, Peter Ressel, Bernd Sumpf, Martin Maiwald, Julia Kabitzke, André Müller, Jörg Fricke
Publikováno v:
Sygma
Optics Letters
Optics Letters
A spectrally adjustable monolithic dual-wavelength diode laser at 785 nm as an excitation light source for shifted excitation Raman difference spectroscopy (SERDS) is presented. The spectral distance between the two excitation wavelengths can be elec
Publikováno v:
Optik. 136:112-122
The paper presents the design of a Raman supernotch filter with peak wavelength at 785 nm based on the resonant grating waveguide structure (RGWS), comprising of substrate, dielectric waveguide and polymer nanoscale-grating layers. The characteristic
Autor:
Anuj K. Sharma, Jegyasu Gupta
Publikováno v:
Optical Fiber Technology. 53:102037
A multilayered fiber SPR sensor is studied with as many as five design variants governed by different number (N varied from 1 to 5) of WS2 monolayer for ethanol detection. The sensor design variants are simulated and analyzed at 785 nm wavelength. Th
Autor:
P. A. Sdvizhenskii, Alexander N. Shchegolikhin, Vasily N. Lednev, Sergey M. Pershin, M. Ya. Grishin, V A Filichkina
Publikováno v:
Applied optics. 57(9)
Raman signal enhancement by laser crater production was systematically studied for 785 nm continuous wave laser pumping. Laser craters were produced in L-aspartic acid powder by a nanosecond pulsed solid state neodymium-doped yttrium aluminum garnet
Publikováno v:
Sensors, Vol 17, Iss 4, p 785 (2017)
Sensors (Basel, Switzerland)
Sensors; Volume 17; Issue 4; Pages: 785
Sensors (Basel, Switzerland)
Sensors; Volume 17; Issue 4; Pages: 785
An adaptive optics (AO) system provides real-time compensation for atmospheric turbulence. However, an AO image is usually of poor contrast because of the nature of the imaging process, meaning that the image contains information coming from both out
Publikováno v:
Optical Engineering. 55:074103
Handheld Raman systems have become powerful analytical tools for the detection and identification of hazardous chemical materials that are now commonly used by both the civilian and military communities. Due to the availability of compact lasers and