High power, high efficiency, continuous-wave supercontinuum generation using standard telecom fibers

S Arun, V Choudhury, V Balaswamy, R Prakash… - Optics …, 2018 - opg.optica.org
We demonstrate a simple module for octave spanning continuous-wave supercontinuum
generation using standard telecom fiber. This module can accept any high power ytterbium …

Stability analysis of high power, octave spanning, continuous-wave supercontinuum sources based on cascaded Raman scattering in standard telecom fibers

S Arun, V Choudhury, V Balaswamy… - OSA …, 2018 - opg.optica.org
Long term spectral and temporal stability of a recently proposed high power, continuous-
wave, supercontinuum source has been characterized. The supercontinuum laser, based on …

Simultaneous Raman based power combining and wavelength conversion of high-power fiber lasers

S Aparanji, V Balaswamy, S Arun, VR Supradeepa - Optics express, 2018 - opg.optica.org
We present a technique for simultaneous power-combining and wavelength-conversion of
multiple fiber lasers into a single, longer wavelength in a different band through Raman …

Simultaneous power combining and wavelength conversion of high power fiber lasers

S Aparanji, V Balaswamy, S Arun… - Advanced Solid State …, 2017 - opg.optica.org
We demonstrate simultaneous, Raman-based, nonlinear power-combining and wavelength
conversion of independent high-power Ytterbium lasers into a single laser line around 1.5 …

Widely tunable near-infrared Raman fiber laser irradiating breast cancer cells leads to cell size reduction and increased granularity of intracellular components as a …

S Aparanji, S Kamat - Optical interactions with tissue and cells …, 2022 - spiedigitallibrary.org
Photodynamic therapy and radiotherapy have traditionally relied on fixed wavelength
sources (typically 1064 nm Nd: YAG laser), due to their ready availability. But with advances …

Observation of a rainbow of visible colors in a near infrared cascaded Raman fiber laser and its novel application as a diagnostic tool for length resolved spectral …

S Aparanji, V Balaswamy, S Arun… - … and Devices XVII, 2018 - spiedigitallibrary.org
In this work, we report and analyse the surprising observation of a rainbow of visible colors,
spanning 390nm to 620nm, in silica-based, Near Infrared, continuous-wave, cascaded …

Tunable, CW visible laser sources by frequency doubling of broadly tunable Raman fiber lasers

S Arun, V Gehlot, S Aparanji… - … Materials and Devices …, 2020 - spiedigitallibrary.org
We have demonstrated a simple technique to make continuous wave (CW), tunable visible
lasers. In this experiment, the output from a CW, tunable Raman fiber laser (RFL) is …

Application of Raman fiber lasers in a wavelength-dependent cell-viability study for cancerous and healthy cells

S Aparanji, S Kamat, HM Rajashekhar… - … with Tissue and …, 2021 - spiedigitallibrary.org
The fields of photodynamic therapy (PDT) and radiation therapy customarily rely on lasers
operating at a fixed wavelength (typically 1064 nm Nd: YAG laser), primarily because of the …

Raman based power combining and wavelength conversion of high power ytterbium fiber lasers

S Aparanji, V Balaswamy, S Arun… - Fiber Lasers XV …, 2018 - spiedigitallibrary.org
In this work, we demonstrate an architecture to perform Raman-based power combining and
simultaneous wavelength conversion of two independently controlled high-power Ytterbium …

Spectral and temporal stability of cascaded Raman based high power, octave spanning, continuous-wave, supercontinuum sources

S Arun, V Choudhury, V Balaswamy… - … and Devices XVIII, 2019 - spiedigitallibrary.org
We recently reported the highest average power (70 W) from an octave spanning (880nm
to> 1900nm) CW supercontinuum source module constituted of standard telecom fiber and …