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May 11 & 13, 2020: Francis presents his work on two projects, “Monolithically Fabricated Subwavelength Grating Filters for O-band MUX/DEMUX Applications” and “Camera-Based Modal Fingerprinting of Cavity Resonances in a Photonic Crystal Nanobeam” at the CLEO.

May 11, 2020: Prof. Weiss gives an invited talk on “Control of Light through the Addition of Deep Subwavelength Features in Photonic Crystals” at the Conference on Lasers and Electro-Optics (CLEO).

May 8, 2020: Rabeb won the VU Chemical and Biomolecular Engineering department award for “Best Research Paper by a 3rd Year (and Up).”

May 8, 2020: Sam passes his Qualifying Examination!

January 23, 2020: Rabeb passes her Qualifying Examination!


December, 2019: Rabeb requested to give an invited talk at the PSST2020 International Conference in Tuscany, Italy in March!

August 28, 2019: Rabeb presents her work “Thermally carbonized porous silicon for robust label-free DNA optical sensing” at the ACS National Meeting in San Diego, CA.

August 27, 2019: Tengfei passes his Qualifying Examination!

August 8, 2019: Landen presents his Master’s thesis.

July 12, 2019: Sam presents his work at the VINSE Summer Nanoseminar Series.

July 9, 2019: Landen presents his work “Polarization Dependence of Pulsed Laser‑Induced SEEs in SOI FinFETs” at the IEEE Nuclear and Space Radiation Effects Conference (NSREC) in San Antonio, TX.

May 6, 2019: Sam presents his and Zhongyuan’s work “Photonic crystal design with mix and match unit cells for mode manipulation” at the Conference on Lasers and Electro-Optics (CLEO) in San Jose, CA.

April 15, 2019: Francis starts his internship at GlobalFoundries.

February 1, 2019: Josh Fain successfully defends his PhD dissertation!


August 31, 2018: Dr. Shuren Hu’s paper in Science Advances, “Experimental realization of deep-subwavelength confinement in dielectric optical resonators,” was the subject of a Nature Research Highlight. (link)

July 30, 2018: Dr. Kevin Miller’s recently published paper, “Optical phase change materials in integrated silicon photonic devices: review,” has been highlighted as an Editor’s Pick in Optical Materials Express. (link)

May 17, 2018: Francis presents his work “High-Contrast Resonance Excitation in Photonic Crystal Nanobeams via Side-Coupling and Wave-Vector Matching” at the Conference on Lasers and Electro-Optics (CLEO) in San Jose, CA. (link)

March 19, 2018: Kevin successfully defends his PhD dissertation!

January 11, 2018: Congratulations to Dr. Weiss for being selected as a 2018 fellow of both SPIE and OSA!


October 17, 2017: Kevin’s work “Silicon waveguide optical switch with embedded phase change material” is published in Optics Express! (link)

August 6-10, 2017: Francis and Kevin present their work “Slotted photonic crystal nanobeams for enhanced light-matter interaction and optical forces” (link) and “Optical modulation in silicon-vanadium dioxide photonic structures” (link) at the SPIE Optics & Photonics Conference in San Diego, CA.

May 13-18, 2017: Shuren and Kevin present their work “Bowtie Photonic Crystal with Deep Subwavelength Mode Confinement in a Dielectric Material” (link) and “Silicon Waveguide Modulator with In-Line Phase Change Material” (link) at the Conference on Lasers and Electro-Optics (CLEO) in San Jose, CA.

May 2, 2017: A special congratulations to Dr. Weiss on being awarded a Cornelius Vanderbilt Chair! (link)

March 22, 2017: Yiliang can now go by Dr. Zhao! Congrats Yiliang!


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November 15, 2016: Shuren successfully defends! Congrats to the real Dr. Hu!

October 19, 2016: Yiliangs’s work “Flow-through porous silicon membranes for real-time label-free biosensing” is published in Analytical Chemistry! (link)

September 13, 2016: Yiliangs’s work “Comparative Kinetic Analysis of Closed-Ended and Open-Ended Porous Sensors” is published in Nanoscale Research Letters! (link)

August 25, 2016: Shuren’s work “Design of Photonic Crystal Cavities for Extreme Light Concentration” is published in ACS Photonics! (link)

August 05, 2016: Yasmin Graham, a visiting summer undergraduate researcher, wins “Best Poster” at the VINSE REU poster session!

July 29, 2016: Kelsey successfully defends! Congrats Kelsey!

July 6, 2016: Kelsey’s work “Porous Silicon and Polymer Nanocomposites for Delivery of Peptide Nucleic Acids as Anti-MicroRNA Therapies” is published in Advanced Matierials! (link)

July 1, 2016: On the same day, Dr. Weiss is selected as a 2016-2017 IEEE Photonics Society Distinguished Lecturer (link) and is promoted to full professor! Congrats Dr. Weiss!

May 10, 2016: Dr. Weiss receives the Vanderbilt School of Engineering Award for Excellence in Teaching! (link)

March 29, 2016: Francis receives the National Science Foundation (NSF) Graduate Research Fellowship!

March 24, 2016: Gilbert defends his dissertation! Congrats Dr. Rodriguez!

March 6-11, 2016: Half of the Weiss group attends the 10th Porous Semiconductors – Science and Technology Conference in Tarragona, Spain! Kelsey and Yiliang win talk of the day awards for their presentations “Smart Porous Silicon Nanocomposites for Improved Peptide Nucleic Acid Delivery and Micro-RNA Inhibition in Vivo” and “Flow Through Porous Silicon Membranes for Rapid Label-Free Biosensing.” Josh’s poster entitled “Scalable Fabrication of Shape-Engineered Porous Silicon Nanoparticles by Direct Imprintation” also won a poster of the day award!

February 25, 2016: Girija’s work “Influence of Ionizing Radiation and the Role of Thiol Ligands on the Reversible Photodarkening of CdTe/CdS Quantum Dots” is published in ACS Applied Materials and Interfaces! (link)

February 15, 2016: Kun’s work “Slow Light Mach-Zehnder Interferometer for Optical Label-free Biosensing” is published in Optics Letters! (link)

February 15, 2016: Kevin presents his and Petr’s work “Hybrid silicon-vanadium dioxide electro-optic modulators” at Photonics West in San Francisco! (link)


October 21, 2015: Congrats to Yiliang on passing her Qualifying Exam!

September 21, 2015: Girija successfully defends! Congrats Dr. Gaur!

August 13, 2015: Girija’s work “Influence of interfacial oxide on the optical properties of single layer CdTe/CdS quantum dots in porous silicon scaffolds” is published in Applied Physics Letters! (link)

August 7, 2015: Josh’s work “Size-Controlled Nickel Oxide Nanoparticle Synthesis using Mesoporous Silicon Thin Films” is published in the Journal of Nanoparticle Research! (link)

July 24, 2015: Petr’s work “Optically Monitored Electrical Switching in VO2” is published in ACS Photonics! (link)

March 27, 2015: Congratulations to Kelsey on winning first place in the campus-wide “Three Minute Thesis” competition in addition to tieing for the People’s Choice Award! Check out her video here! (link)

March 18, 2015: Shweta and Petr are now officially Dr. Bhandaru and Dr. Markov, successfully defending their dissertations on the same day!

March 12, 2015: Gilbert’s work “Porous silicon ring resonator for compact, high sensitivity biosensing applications” is published in Optics Express! (link)

March 5, 2015: Petr’s work “Hybrid Si-VO2-Au Optical Modulator Based on Near-Field Plasmonic Coupling” is published in Optics Express! (link)

February 12, 2015: Dr. Weiss is selected as a member of the inaugural class of Vanderbilt’s Chancellor Faculty Fellows program! (link)

January 28, 2015: Shweta’s work “Total Ionizing Dose Effects of Silicon Ring Resonators” is published in IEEE Transactions on Nuclear Science! (link)


December 12, 2014: Shweta’s work “Ultra-thin oxide growth on silicon during 10 keV x-ray irradiation” is published in Surface Science! (link)

December 5, 2014: Kevin passes his Preliminary Examination!

December 1-5, 2014: Gilbert and Josh present their work “Optical Microring Resonator Biosensors Based on Porous Silicon” (Gilbert) and “Nickel Oxide Nanoparticle Size Tunability through Mesoporous Silicon Template Hybridization” (Josh) at the 2014 MRS Fall Meeting & Exhibit in Boston.

November 19, 2014: Kelsey passes her Qualifying Examination!

November 12, 2014: Suruj wins third place for his “Memristance Phenomenon in Titanium Dioxide-Porous Silicon Nanocomposites” poster at the 15th Annual VINSE Nanoday!

September 4, 2014: Gilbert passes his Qualifying Examination!

August 7, 2014: Gilbert’s work “Porous silicon Bloch surface and sub-surface wave structure for simultaneous detection of small and large molecules” is published in Nanoscale Research Letters! (link)

July 16, 2014: Kelsey’s work “In Situ Synthesis of Peptide Nucleic Acids in Porous Silicon for Drug Delivery and Biosensing” is published in Bioconjugate Chemistry! (link)

July 16, 2014: Shuren’s work “Enhancing the Sensitivity of Label-Free Silicon Photonic Biosensors through Increased Probe Molecule Density” is published in ACS Photonics! (link)

May 9, 2014: Kun receives his Masters!

April 1, 2014: Josh receives the National Science Foundation (NSF) Graduate Research Fellowship!

March 15, 2014: Gilbert’s work “A size selective porous silicon grating-coupled Bloch surface and sub-surface wave biosensor” is published in Biosensors and Bioelectronics! (link)

March 9-14, 2014: Kelsey and Gilbert present their work “Porous Silicon Functionalization for Drug Delivery and Biosensing by In Situ Peptide Nucleic Acid Synthesis” (Kelsey) and “Porous Silicon Bloch Surface and Sub-surface Wave Structure for Simultaneous Detection of Small and Large Molecules” (Gilbert) at the 9th International Porous Semiconductors – Science and Technology (PSST) Conference in Benidorm, Spain. Kelsey wins “Talk of the Day”!

February 20, 2014: Josh passes his Preliminary Examination!