conferences

Conference Publications and Presentations

  • Aneesh Kshirsagar, Anthony J. Politza, Santhamani Ramasamy, Lindsey C. LaBella, Kurt J Vandegrift, Suresh V. Kuchipudi, and Weihua Guan, A rapid and cost-effective field deployable diagnostic platform for detecting SARS-CoV-2 in white-tailed deer, CRWAD 2025, Chicago, IL, 2025
  • Aneesh Kshirsagar, Anthony J. Politza, Tianyi Liu, and Weihua Guan, Detection of Triple Respiratory Viruses in Saliva Using Multiplexed RT-LAMP on a Machine Learning-Empowered Portable Device, Building Bridges Across NIH and the Broader Engineering Community, Bethesda, MD, 2024
  • Anthony J. Politza, Tianyi Liu, Aneesh Kshirsagar, Ming Dong, Md. Ahasan Ahamed, and Weihua Guan, Development of a multiplexed LAMP assay for HIV viral load monitoring, Building Bridges Across NIH and the Broader Engineering Community, Bethesda, MD, 2024
  • Aneesh Kshirsagar, Anthony J. Politza, and Weihua Guan. Detection of Triple Respiratory Viruses in Saliva Using Multiplexed RT-LAMP on a Machine Learning-Enabled Portable Device. BMES Annual Meeting, Baltimore, MD, 2024
  • Anthony J. Politza, Tianyi Liu, Aneesh Kshirsagar, and Weihua Guan. HIVL-Sure: An at-home test for viral load monitoring. BMES Annual Meeting, Baltimore, MD, 2024
  • Tianyi Liu, Anthony J. Politza, Md. Ahasan Ahamed, Aneesh Kshirsagar, and Weihua Guan. Battery-Powered Portable Multiplexed RT-PCR for HIV-1 and HIV-2 Viral Load Testing at LIMIC. IEEE Sensors, Kobe, Japan, 2024
  • Anthony J. Politza, Tianyi Liu, Aneesh Kshirsagar, Weihua Guan, Development of a multiplexed LAMP device for HIV viral load monitoring. IEEE-EMBS HI-POCT, Tucson, AZ, 2024
  • Aneesh Kshirsagar, Anthony J. Politza, Tianyi Liu, and Weihua Guan, Detection of Triple Respiratory Viruses in Saliva Using Multiplexed RT-LAMP on a Machine Learning-Empowered Portable Device. IEEE-EMBS HI-POCT, Tucson, AZ, 2024 [Best Paper Award]
  • W Guan, Sample-To-Answer Nucleic Acid Testing Device for Point of Care Infectious Disease Screening, Microfluidics, BioMEMS, and Medical Microsystems XXII, San Francisco, CA, 2024
  • MA Ahamed, W Guan, CRISPR-Assisted Solid-State Nanopore Sensor for Rapid and Sensitive Point-Of-Care Amendable Of Monkeypox Virus Detection Via RPA Amplification, Biophysical Society Annual Meeting, Philadelphia, PA, 2024
  • MAU Khalid, W Guan, Size Counting Analysis of Short Nucleic Acid Molecules Using High-Resolution Hydrogel-Interfaced Glass Nanopore, Biophysical Society Annual Meeting, Philadelphia, PA, 2024
  • M Dong, W Guan, Solid-State Nanopore Sized Counting for Lamp False Positive Differentiation, Biophysical Society Annual Meeting, Philadelphia, PA, 2024
  • Tianyi Liu, Anthony J. Politza and Weihua Guan, HIV Quantitative Viral Load Self-Testing From Fingerpick Blood For ART Treatment Rebound Monitoring. BMES 2023, Seattle, WA, 2023
  • Aneesh Kshirsagar, Dean DeRosa, Reza Nouri, Tianyi Liu, and Weihua Guan. iNAAT: A universal open-source mobile device for field deployable real-time isothermal nucleic acid amplification testing of Covid-19. Chemical and Biological Defense Science & Technology (CBD S&T) Conference, San Francisco, CA, 2022
  • Tianyi Liu, Aneesh Kshirsagar, Anthony J. Politza and Weihua Guan, Fingerpick Blood-Based HIV Self-Nucleic Acid Testing on USB At the Point of Need. Chemical and Biological Defense Science & Technology (CBD S&T) Conference, San Francisco, CA, 2022
  • Reza Nouri, Yuqian Jiang, Anthony J. Politza, Xiaojun Lance Lian, and Weihua Guan, Amplification Free Digital CRISPR-Cas13a for Absolute Quantification of HIV-1 RNA. Chemical and Biological Defense Science & Technology (CBD S&T) Conference, San Francisco, CA, 2022
  • Anthony J. Politza, Tianyi Liu, and Weihua Guan, Programmable Magnetic Robot (ProMagBot) for Automated Nucleic Acid Extraction at the Point of Need. Chemical and Biological Defense Science & Technology (CBD S&T) Conference, San Francisco, CA, 2022
  • Zifan Tang, Jiarui Cui, Aneesh Kshirsagar, Tianyi Liu, and Weihua Guan, Live Demonstration: Saliva-based SARS-CoV-2 Self-Testing with RT-LAMP In a Mobile Device (Invited Paper). IEEE Sensor, Dallas, TX, 2022
  • Reza Nouri, Yuqian Jiang, Anthony J. Politza, Xiaojun Lance Lian, and Weihua Guan, Digital CRISPR-based quantification of HIV-1. IEEE Sensor, Dallas, TX, 2022
  • Z. Tang, J. Cui, A. Kshirsagar, T. Liu, and W. Guan, Saliva-based SARS-Cov-2 Self-Testing with RT-LAMP In a Mobile Device (SLIDE). Hilton Head Workshop, Hilton Head Island, SC, 2022
  • A. J. Politza, T. Liu, and W. Guan, Programmable Magnetic Robot (ProMagBot) For Fully Automated Nucleic Acid Sample Preparation at The Point of Need. Hilton Head Workshop, Hilton Head Island, SC, 2022
  • M. Dong, Z. Tang, S. Hicks, and W. Guan. Rolling Circle Amplification-Coupled Nanopore for Quantification of miRNAs. MicroTAS, Palm Springs, CA, 2021
  • Z. Tang, N. Nouri, Y. Zhu, S. Kuchipudi, and W. Guan. Rapid Detection of Novel Coronavirus Sars-CoV-2 by Solid-State Nanopore. MicroTAS, Palm Springs, CA, 2021
  • R. Nouri, Y. Jiang, Z. Tang, X.X. Lian, and W. Guan. Sequence-Specific Recognition of SARS COV-2 with Solid-State CRISPR-Cas12a-Assisted Nanopores (SCAN). MicroTAS, Palm Springs, CA, 2021
  • Z. Tang, X. He and W. Guan. Dynamics of Laser-Assisted Silicon Nitride Dielectric Breakdown for Deterministic Fabrication of Solid-State Nanopore, Biophysical Society Annual Meeting, San Diego, CA, 2020
  • Z. Tang, R. Nouri, G. Choi, and W. Guan. Digital Nanopore For Single Molecule Quantification: Pathway Towards Noise-Robustness, Ultra Sensitivity, Selectivity and Fast Response. IEEE SISC, San Diego, CA, 2019
  • Z. Tang, G. Choi, R. Nouri, and W. Guan. Nanopore Digital Counting of Amplicons for Ultrasensitive Electronic DNA Detection. IEDM, San Francisco, CA, 2019
  • G. Choi, and W. Guan. Live Demonstration of AnyMDx: a Handheld All-in-One NAAT Device. IEEE-EMBS HI-POCT, Bethesda, MD, 2019
  • R. Nouri, Z. Tang, and W. Guan. Calibration-Free Electrical Quantification of Single Molecules Using Nanopore Digital Counting. IEEE Sensor, Montreal, Canada, 2019
  • G. Choi, E. Murphy, and W. Guan. Time-division multiplexed resistive pulse sensor on a microfluidic chip. IEEE Sensor, Montreal, Canada, 2019
  • G. Choi, and W. Guan. Live Demonstration: Sample-to-Answer Nucleic Acid Testing Device for Point-of-Care Applications. IEEE Sensor, Montreal, Canada, 2019
  • G. Choi, R. Nouri, and W. Guan. Microfluidic Deformability-activated Cell Sorting (DACS). BMES Annual Meeting, Philadelphia, PA, 2019
  • R. Nouri, Z. Tang, and W. Guan. Calibration-Free Nanopore Digital Counting of Single Molecules. BMES Annual Meeting, Philadelphia, PA, 2019
  • G. Choi, and W. Guan. Non-centrifugal microfluidic nucleic acid testing on lab-on-a-disc. Transducer, Berlin, Germany, 2019 (Outstanding Oral Paper Award Finalist)
  • K. Roshan, Z. Tang, and W. Guan. False negative and false positive free nanopore fabrication via adaptive learning of the controlled dielectric breakdown. Transducer, Berlin, Germany, 2019
  • K. Roshan, and W. Guan. Optically Assisted Localization of Solid-State Nanopore during Controlled Breakdown Fabrication, Biophysical Society Annual Meeting, Baltimore, MD, 2019
  • Z. Tang, and W. Guan. Real-Time Nanopore Counting of Amplicons for Ultrasensitive and Lable- Free Sequence-Specific DNA Detection, Biophysical Society Annual Meeting, Baltimore, MD, 2019
  • G. Choi, T. Prince, J. Miao, L. Cui, and W. Guan. Portable sample-to-answer multiplexed molecular diagnosis for malaria in remote areas. MicroTAS, Savannah, GA, 2017
  • G. Choi, T. Prince T, J. Miao, L. Cui, and W. Guan. Point Of Care Nucleic Acid Testing For Highly Sensitive Genus- And Species-Specific Detection of Malaria. IEEE-EMBS HI-POCT, Bethesda, MD, 2017
  • X. Yang, Z. Chen, G. Choi, J. Miao, L.Cui, and W. Guan. High-throughput and label-free parasitemia quantification and stage determination for Plasmodium falciparum-infected red blood cells. IEEE MEMS, Las Vegas, NV, 2017
  • G. Choi, D. Song, S. Shrestha, J. Miao, L. Cui, and W. Guan. Sample-to-answer mobile malaria molecular diagnostic system for resource-limiting areas. IEEE MEMS, Las Vegas, NV, 2017
  • W. Guan. Drop-n-Go Malaria Molecular Diagnosis. Biodefense World Summit, Baltimore, MD, 2016.
  • W. Guan. Microfluidic Combinatory Chip for High-Throughput Drug Screening. Biodefense World Summit, Baltimore, MD, 2016.
  • G. Choi, D. Song, J. Miao, L. Cui, and W. Guan. Mobile all-in-one malaria molecular diagnosis for field deployment in resource-limited areas. IEEE-EMBS HI-POCT, Cancun, Mexico, 2016
  • W. Guan, L. Chen, T. Rane, A. Kaushik, and J. T.-H. Wang. Digital droplet ELOHA for nucleic acid molecule counting and analysis. Transducers, Anchorage, AK, 2015 (Outstanding Oral Paper Award Finalist)
  • W. Guan, R. Fan, and M. A. Reed. Field Effect Ionics in Nanochannels. Connecticut Microelectronics and Optoelectronics Symposium, New Haven, CT, 2013 (Best oral paper)
  • W. Guan, R. Fan, & M. A. Reed. Fabrication and characterization of field effect reconfigurable nanofluidic ionic diodes: Towards digitally programmed manipulation of biomolecules. Device Research Conference, University Park, PA, 2012
  • W. Guan, R. Fan, and M. A. Reed. Solid-state Nanofluidic Ion Channels. Gordon Research Conference-Nanostructure Fabrication, Biddeford, ME, 2012
  • W. Guan, R. Fan, and M. A. Reed. Fabrication and Characterization of Field Effect Reconfigurable Nanofluidic Ionic Diodes: Building Blocks Towards Digitally Programmed Manipulation of Biomolecules. International Conference on Electron, Ion, and Photon Beam Technology and Nanofabrication, Waikoloa, Hawaii, 2012.
  • W. Guan, J. Park, P. Krstic, and M. A. Reed. AC electrophoretic effect in inhomogeneous electrical field: potentials for single molecule trapping. APS March Meeting, Dallas, TX, 2011
  • P. S. Krstic, M. A. Reed, W. Guan, and J. H. Park. DNA Transport and Sequencing Through a Quadrupole Gate. NHGRI DNA Sequencing Technology Development Grantee Meeting, San Diego, CA, 2011
  • P. S. Krstic, M. A. Reed, W. Guan, and J. H. Park. DNA Transport and Sequencing Through a Quadrupole Gate. NHGRI DNA Sequencing Technology Development Grantee Meeting, Chapel Hill, NC, 2010
  • W. Guan, M. A. Reed, S. Joseph, and P. Krstic. Suppression of Brownian motion by electrodynamic confinement in aqueous solution. APS March Meeting, Portland, OR, 2010
  • M. Liu, Q. Liu, S. Long, and W. Guan. Formation and annihilation of Cu conductive filament in the nonpolar resistive switching Cu/ZrO2: Cu/Pt ReRAM. IEEE International Symposium on Circuits and Systems, Paris, France, 2010
  • P. S. Krstic, M. A. Reed, S. Joseph, and W. Guan. DNA Transport and Sequencing Through a Quadrupole Gate. NHGRI DNA Sequencing Technology Development Grantee Meeting, La Jolla, CA, 2009
  • R. Munden, A. Vacic. E. Castiglione, W. Guan, C. Broadbridge and M. A. Reed. Aligned Gallium Nitride Nanowire Growth by Chemical Beam Epitaxy Method. APS March Meeting, Pittsburgh, PA, 2009
  • M. Liu, W. Guan, S. Long, Q. Liu, and W. Wang. Excellent resistive switching characteristics of Cu doped ZrO2 and its 64 bit cross-point integration. IEEE International Conference on Solid-State and Integrated Circuit Technology, Beijing, China, 2008 (Invited)
  • W. Guan, M. Liu, Z. Li, Y. Hu, S. Long, R. Jia. Simulation, Fabrication and Characteristics of Nanocrystal Non-Volatile Memories. IEEE INEC, Shanghai, China, 2008
  • W. Guan, S. Long, M. Liu, and W. Wang. Nonvolatile resistive switching characteristics of HfO2 with Cu doping. MRS Spring Meeting, San Francisco, CA, 2008
  • W. Guan, M. Liu, Z. Li, Y. Hu, S. Long, R. Jia. Nanocrystal Non-Volatile Memories: Simulation, Fabrication and Characteristics, International Conference on Micro- and Nano-Engineering, Copenhagen, Denmark, 2007
  • Q. Wang, R. Jia, W. Li, W. Guan, Q. Liu, Y. Hu, S. Long, B. Chen, M. Liu, T. Ye. A hybrid method for fabrication of Au nanocrystals nonvolatile memory. IEEE Conference on Nanotechnology, Hong Kong, China, 2007
  • W. Guan, S. Long, R. Jia, Q. Liu, Y. Hu, Q. Wang, & M. Liu. Analysis of Charge Retention Characteristics for Metal and Semiconductor Nanocrystal Non-volatile Memories. IEEE International Conference on Electron Devices and Solid-State Circuits, Taiwan, China, 2007