U
Utsav D. Dave
Researcher at Columbia University
Publications - 44
Citations - 1534
Utsav D. Dave is an academic researcher from Columbia University. The author has contributed to research in topics: Silicon photonics & Supercontinuum. The author has an hindex of 13, co-authored 40 publications receiving 1093 citations. Previous affiliations of Utsav D. Dave include Ghent University.
Papers
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Journal ArticleDOI
Expanding the Silicon Photonics Portfolio With Silicon Nitride Photonic Integrated Circuits
Abdul Rahim,Eva Ryckeboer,Ananth Subramanian,Stéphane Clemmen,Bart Kuyken,Ashim Dhakal,Ali Raza,Artur Hermans,Muhammad Muneeb,Sören Dhoore,Yanlu Li,Utsav D. Dave,Peter Bienstman,Nicolas Le Thomas,Gunther Roelkens,Dries Van Thourhout,Philippe Helin,Simone Severi,Xavier Rottenberg,Roel Baets +19 more
TL;DR: In this paper, the advantages and challenges associated with these two material platforms are discussed, and the case of dispersive spectrometers, which are widely used in various silicon photonic applications, is presented.
Journal ArticleDOI
Large-scale optical phased array using a low-power multi-pass silicon photonic platform
Steven A. Miller,You-Chia Chang,Christopher T. Phare,Min Chul Shin,Moshe Zadka,Samantha P. Roberts,Brian Stern,Xingchen Ji,Aseema Mohanty,Oscar A. Jimenez Gordillo,Utsav D. Dave,Michal Lipson +11 more
TL;DR: In this paper, a multi-pass photonic platform is integrated into a large-scale phased array that reduces phase shifter power consumption by nearly 9 times, without sacrificing speed or optical bandwidth.
Journal ArticleDOI
Silicon and silicon nitride photonic circuits for spectroscopic sensing on-a-chip [Invited]
Ananth Subramanian,Eva Ryckeboer,Ashim Dhakal,Frédéric Peyskens,Aditya Malik,Bart Kuyken,Haolan Zhao,Shibnath Pathak,Alfonso Ruocco,Andreas De Groote,Pieter Wuytens,Daan Martens,François Leo,Weiqiang Xie,Utsav D. Dave,Muhammad Muneeb,Pol Van Dorpe,Joris Van Campenhout,Wim Bogaerts,Peter Bienstman,Nicolas Le Thomas,Dries Van Thourhout,Zeger Hens,Gunther Roelkens,Roel Baets +24 more
TL;DR: In this paper, the development of silicon and silicon nitride (Si3N4) integrated photonic integrated circuits for various spectroscopic sensing applications is presented, including waveguide-based absorption and Raman and surface enhanced Raman spectroscopy.
Journal ArticleDOI
Novel Light Source Integration Approaches for Silicon Photonics
Zhechao Wang,Amin Abbasi,Utsav D. Dave,Andreas De Groote,Sulakshna Kumari,Bernadette Kunert,Clement Merckling,Marianna Pantouvaki,Yuting Shi,Bin Tian,Kasper Van Gasse,Jochem Verbist,Ruijun Wang,Weiqiang Xie,Jing Zhang,Yunpeng Zhu,Johan Bauwelinck,Xin Yin,Zeger Hens,Joris Van Campenhout,Bart Kuyken,Roel Baets,Geert Morthier,Dries Van Thourhout,Gunther Roelkens +24 more
TL;DR: In this paper, the most recent progress in this field is reviewed, covering the integration approaches of III-V-to-silicon bonding, transfer printing, epitaxial growth and the use of colloidal quantum dots.
Journal ArticleDOI
III-V-on-Silicon Photonic Devices for Optical Communication and Sensing
Gunther Roelkens,Amin Abassi,Paolo Cardile,Utsav D. Dave,Andreas De Groote,Yannick De Koninck,Sören Dhoore,Xin Fu,Alban Gassenq,Nannicha Hattasan,Qiangsheng Huang,Sulakshna Kumari,Shahram Keyvaninia,Bart Kuyken,Lianyan Li,Pauline Mechet,Muhammad Muneeb,Dorian Sanchez,Haifeng Shao,Thijs Spuesens,Ananth Subramanian,Sarah Uvin,M. Tassaert,Kasper Van Gasse,Jochem Verbist,Ruijun Wang,Zhechao Wang,Jing Zhang,Joris Van Campenhout,Xin Yin,Johan Bauwelinck,Geert Morthier,Roel Baets,Dries Van Thourhout,Ghent University-IMEC +34 more
TL;DR: In this paper, the authors review the work on heterogeneous III-V-on-silicon photonic components and circuits for applications in optical communication and sensing and elaborate on the integration strategy and describe a broad range of devices realized on this platform.