World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
47
Citations
13520
World Ranking
3150
National Ranking
1183

Research.com Recognitions

  • 2021 - OSA Fellows Jifeng Liu Dartmouth College, USA For contributions to germanium-based active photonic devices monolithically integrated on silicon

Overview

Jifeng Liu is affiliated with Dartmouth College in the United States and has a research focus primarily in the field of Engineering. Their work spans multiple subfields, including Electrical and Electronic Engineering, Atomic and Molecular Physics and Optics, Materials Chemistry, Biomedical Engineering, and Renewable Energy, Sustainability and the Environment.

Liu's research covers a range of topics centered on photonic and optical technologies. Major topics of investigation include Photonic and Optical Devices, Semiconductor Lasers and Optical Devices, Advanced Photonic Communication Systems, Semiconductor Quantum Structures and Devices, Advanced Semiconductor Detectors and Materials, Nanowire Synthesis and Applications, and Photonic Crystals and Applications.

The scientist has published extensively in notable venues, with significant contributions to:

  • arXiv (Cornell University)
  • IEEE Journal of Selected Topics in Quantum Electronics
  • ACS Applied Materials & Interfaces
  • High Entropy Alloys & Materials
  • Journal of Lightwave Technology

Among their recent publications are the following papers:

  • "Electrically injected GeSn lasers on Si operating up to 100 K" (2020), published in Optica
  • "Electrically injected GeSn lasers with peak wavelength up to 2.7 μm" (2021), published in Photonics Research
  • "Short-Range Order in GeSn Alloy" (2020), published in ACS Applied Materials & Interfaces
  • "Achievable Performance of Uncooled Homojunction GeSn Mid-Infrared Photodetectors" (2021), published in IEEE Journal of Selected Topics in Quantum Electronics
  • "Optical Free-Form Couplers for High-density Integrated Photonics (OFFCHIP): A Universal Optical Interface" (2020), published in Journal of Lightwave Technology

Liu frequently collaborates with several researchers, including Shui-Qing Yu, Wei Du, Xiaoxin Wang, Grey Abernathy, and Geoffroy Hautier.

In 2021, Jifeng Liu was recognized as an OSA Fellow for contributions to germanium-based active photonic devices monolithically integrated on silicon.

Best Publications

  • High-performance Ge-on-Si photodetectors

    Jurgen Michel;Jifeng Liu;Lionel C. Kimerling

  • Ge-on-Si laser operating at room temperature.

    Jifeng Liu;Xiaochen Sun;Rodolfo Camacho-Aguilera;Lionel C. Kimerling

  • Tensile-strained, n-type Ge as a gain medium for monolithic laser integration on Si

    Jifeng Liu;Xiaochen Sun;Dong Pan;Xiaoxin Wang

  • Waveguide-integrated, ultralow-energy GeSi electro-absorption modulators

    Jifeng Liu;Mark Beals;Andrew Pomerene;Sarah Bernardis

  • High performance, waveguide integrated Ge photodetectors

    Donghwan Ahn;Ching-yin Hong;Jifeng Liu;Wojciech Giziewicz

  • Strain-induced band gap shrinkage in Ge grown on Si substrate

    Yasuhiko Ishikawa;Kazumi Wada;Douglas D. Cannon;Jifeng Liu

  • Efficiency enhancement in Si solar cells by textured photonic crystal back reflector

    L. Zeng;Y. Yi;C. Hong;J. Liu

  • Direct gap photoluminescence of n-type tensile-strained Ge-on-Si

    Xiaochen Sun;Jifeng Liu;Lionel C. Kimerling;Jurgen Michel

  • High-performance, tensile-strained Ge p-i-n photodetectors on a Si platform

    Jifeng Liu;Jurgen Michel;Wojciech Giziewicz;Dong Pan

  • Room-temperature direct bandgap electroluminesence from Ge-on-Si light-emitting diodes

    Xiaochen Sun;Jifeng Liu;Lionel C. Kimerling;Jurgen Michel

  • Demonstration of enhanced absorption in thin film Si solar cells with textured photonic crystal back reflector

    L. Zeng;P. Bermel;Y. Yi;B. A. Alamariu

  • Tensile strained Ge p-i-n photodetectors on Si platform for C and L band telecommunications

    Jifeng Liu;Douglas D. Cannon;Kazumi Wada;Yasuhiko Ishikawa

  • ATAC: a 1000-core cache-coherent processor with on-chip optical network

    George Kurian;Jason E. Miller;James Psota;Jonathan Eastep

  • An optically pumped 2.5 μm GeSn laser on Si operating at 110 K

    Sattar Al-Kabi;Seyed Amir Ghetmiri;Joe Margetis;Thach Pham

  • Electronic-photonic integrated circuits on the CMOS platform

    L. C. Kimerling;D. Ahn;A. B. Apsel;M. Beals

  • Deformation potential constants of biaxially tensile stressed Ge epitaxial films on Si ( 100 )

    Jifeng Liu;Douglas D. Cannon;Kazumi Wada;Yasuhiko Ishikawa

  • Strain-induced enhancement of near-infrared absorption in Ge epitaxial layers grown on Si substrate

    Yasuhiko Ishikawa;Kazumi Wada;Jifeng Liu;Douglas D. Cannon

  • Tensile strained epitaxial Ge films on Si(100) substrates with potential application in L-band telecommunications

    Douglas D. Cannon;Jifeng Liu;Yasuhiko Ishikawa;Kazumi Wada

  • Direct-gap optical gain of Ge on Si at room temperature

    Jifeng Liu;Xiaochen Sun;Lionel C. Kimerling;Jurgen Michel

  • Electrically injected GeSn lasers on Si operating up to 100 K

    Yiyin Zhou;Yuanhao Miao;Solomon Ojo;Huong Tran

  • Design of Highly Efficient Light-Trapping Structures for Thin-Film Crystalline Silicon Solar Cells

    Ning-Ning Feng;J. Michel;Lirong Zeng;Jifeng Liu

Frequent Co-Authors

Shui-Qing Yu
Shui-Qing Yu University of Arkansas at Fayetteville
Greg Sun
Greg Sun University of Massachusetts Boston
Richard A. Soref
Richard A. Soref University of Massachusetts Boston
John Tolle
John Tolle Arizona State University
Eric R. Fossum
Eric R. Fossum Dartmouth College
Mahmoud Rasras
Mahmoud Rasras New York University Abu Dhabi
Douglas M. Gill
Douglas M. Gill IBM (United States)

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