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Department of Chemistry
Yu Lab: Materials and Surfaces for Sensing
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Papers (2011-2020)

  1. Gan, N.; Liu, K.; Qi, L.; Zhang, G.; Guo, Y.; Sen, D.; Yu, H.-Z. DNAzyme-catalyzed click chemistry for facilitated immobilization of redox functionalities on self-assembled monolayers, J. Phys. Chem. C 2020, 124, 19083–19090.
  2. Leung, K. K.; Martens, I.; Yu, H.-Z.; Bizzotto, D. Measuring and controlling the local environment of surface bound DNA in self assembled monolayers on gold when prepared using potential-assisted deposition, Langmuir 2020, 36, 6837–6847.
  3. Liu, K.; Lat, P. K.; Yu, H.-Z.; Sen, D. CLICK-17, a DNA enzyme that harnesses ultra-low concentrations of either Cu+ or Cu2+ to catalyze the azide-alkyne “click” reaction in water, Nucleic Acid Res. 2000, 48, 7356–7370.
  4.  Qi, L.; Tang, Y.; Chakraborty, B.; Sen, D.; Yu, H.-Z. An immobilized DNA switch modulated by intermolecular interactions, J. Phys. Chem. C. 2020, 124, 13779–13788.
  5.  He, J.; Hu, X.; Gao, X.; Meng, C.; Li, Y.; Li, X.; Fan, L.; Yu, H.-Z. A versatile fluorometric in-situ hybridization method for the quantitation of hairpin conformations in DNA self-assembled monolayers, Analyst 2020, 145, 4522–4531.
  6. Zhang, L.; Wang, H.; Zhang, X.; Li, X.; Yu, H.-Z. Indirect competitive immunoassay on a Blu-ray disc for digitized quantitation of food toxins, ACS Sens.  2020, 5, 1239–1245.
  7. Gao, X.; Qi, L.; Liu, K.; Meng, C.; Li, Y.; Yu, H.-Z. Exonuclease I-assisted general strategy to convert aptamer-based electrochemical biosensors from “signal-off” to “signal-on”, Anal. Chem. 2020, 92, 6229–6234.
  8. Zhang, L.; Chen, K. S.; Yu, H.-Z. Superhydrophobic glass microfiber filter as background-free substrate for quantitative fluorometric assays, ACS Appl. Mater. Interfaces 2020, 12, 7665–7672.
  9. Schultz, C. W.; Ng, C. L. W.; Yu, H.-Z. Superhydrophobic polydimethylsiloxane via nanocontact molding of solvent crystallized polycarbonate: optimized fabrication, mechanistic investigation, and application potential, ACS Appl. Mater. Interfaces 2020, 12, 3161–3170.
  10. Qi, L.; Wang, R.; Yu, H.-Z. Electrochemical quantitation of supramolecular excipient@drug complexation: a general assay strategy based on competitive host binding with surface-immobilized redox guest, Anal. Chem. 2020, 92, 2168–2175.
  11. Chu, L.; Zhang, L.; Gu, Z.-Z.; Li, X.; Kang, X.; Yu, H.-Z. Blu-ray discs as universal biochip substrates: lithography-free surface activation and assay patterning, ACS Appl. Mater. Interfaces  2019, 11, 37330–37337.
  12. Qi, L.; Yu, H.-Z. Supramolecular host–guest inclusion to regulate long-range electron transfer at highly oriented molecular interfaces, J. Phys. Chem. C 2019, 123, 26315–26323.
  13. Wang, J.; Zhang, L.; Li, X.; Zhang, X.; Yu, H.-Z. From kirigami to three-dimensional paper-based micro-analytical device: cut-and-paste fabrication and mobile app quantitation, RSC Adv. 2019, 9, 23267–23275.
  14. Shen, W.; Zhang, L.; Li, X.; Yu, H.-Z. Binary Silanization and Silver Nanoparticle Encapsulation to Create Superhydrophobic Cotton Fabrics with Antimicrobial Capability, Sci. Rep. 2019, 9, 9172 (1–10).
  15. Ma, F.; Qi, L.; Einarson, O.; Sen, D.; Yu, H.-Z.  Divergent pair of ultrasensitive mechanoelectric nanoswitches made out of DNA, Anal. Chem. 2019, 91, 8244−8251.
  16. Wang, X.; Gao, X.; He, J.; Hu, X.; Li, Y.; Li, X.; Fan, L.; Yu, H.-Z. Systematic truncating aptamers to create high performance graphene oxide (GO)-based aptasensors for multiplex detection of mycotoxins, Analyst 2019, 144, 3826–3835.
  17. Tabunag, J. S.; Guo, Y.; Yu, H.-Z. Interactions between hemin-binding DNA aptamers and hemin graphene nanosheets: reduced affinity but unperturbed catalytic activity, J. Anal. Test. 2019, 3, 107–116 (Invited Article for the POCT Special Issue).
  18. Leung, K. K.; Yu, H.-Z.; Bizzotto, D. Electrodepositing DNA self-assembled monolayers on Au: detailing the influence of electrical potential perturbation and surface crystallography, ACS Sensors 2019, 4, 513–520.
  19. Li, L.; Shi, L.; Zhang, Y.; Zhang, G.; Zhang, C.; Dong, C.; Yu, H.-Z.; Shuang, S. Excitation-independent hollow orange-fluorescent carbon nanoparticles for pH sensing in aqueous solution and living cells, Talanta 2019, 196, 109−116.
  20. Qi, L.; Tian, H.; Yu, H.-Z. Binary thiolate DNA/ferrocenyl self-assembled monolayers on gold: a versatile platform for probing biosensing interfaces, Anal. Chem. 2018, 90, 9174−9181.
  21. Schultz, C. W.; Wong, J. X. H.; Yu, H-Z. Fabrication of 3D fingerprint phantoms via unconventional polycarbonate molding, Sci. Rep. 2018, 8, 9613(1-9).
  22. Qi, L.; Tian, H.; Shao, H.; Yu, H.-Z. Host-guest interaction at molecular interfaces: cucurbit[7]uril as a sensitive probe of structural heterogeneity in ferrocenyl self-assembled monolayers on gold,  J. Phys. Chem. C 2018, 122, 15986–15995 (Featured as the front cover).
  23. Gao, X.; Wang, X.; Li, Y.; He, J.; Yu, H.-Z. Exonuclease I-hydrolysis assisted electrochemical quantitation of surface-Immobilized DNA hairpins and improved HIV-1 gene detection, Anal. Chem. 2018, 90, 8147–8153.
  24. [129] Schultz, C. W.; Wong, J. X. H.; Yu, H-Z. Plastic fingerprint replica: solvent-assisted 3D molding and motion-promoted nano-spherulite formation, Can. J. Chem. 2018, 96, 431–435 (SFU special issue).
  25. Geng, M.; Gao, X.; He, J.; Li, Y.; Wang, X.; Yu, H.-Z. Quantitative comparison of representative staining methods for the development of multichannel colorimetric biochips, Anal. Methods 2018, 10, 1715-1724.
  26. Bizzotto, D.; Burgess, I.; Doneux, T.; Sagara, T.; Yu, H.-Z. Beyond simple cartoons: the challenge of characterizing surface heterogeneity in biosensor interfaces, ACS Sensors 2018, 3, 5–12 (Invited paper on Sensor Issues).
  27. Leung, K. K.; Gaxiola, A. D.; Yu, H.-Z.; Bizzotto, D. Tailoring the DNA SAM surface density on different surface crystallographic features using potential assisted thiol exchange, Electrochimi. Acta 2018, 261, 188-197. 
  28. Zhang, L.; Kwok, H.; Li, X.; Yu, H.-Z. Superhydrophobic substrates from off-the-shelf laboratory filter paper: simplified preparation, patterning, and assay application, ACS Appl. Mater. Interfaces 2017, 9, 39728-39735(cover picture). Featured as “Recent publications” on www.sfu.ca/science.
  29. Li, X.; Yang, F.; Wong, J. X. H.; Yu, H.-Z. Integrated smartphone-app-chip system for on-site ppb-level colorimetric quantitation of aflatoxins, Anal. Chem. 2017, 89, 8908−8916.
  30. Yu, Z. L.; Leung, K. K.; Yu, H.-Z.; Bizzotto, D. A non-linear harmonic analysis of potential induced fluorescence modulation of a DNA self-assembled monolayer, Electrochim. Acta 2017, 245, 386–394.
  31. Qi, L.; Tian, H.; Shao, H.; Yu, H.-Z., Host-guest Interaction at molecular interfaces: binding of cucurbit[7]uril on ferrocenyl self-assembled monolayers on gold, J. Phys. Chem. C 2017, 121, 7985–7992.
  32. Gao, X.; Geng, M.; Li, Y.; Wang, X.; Yu, H.-Z., Revealing and resolving the restrained enzymatic cleavage of DNA self-assembled monolayers on gold: electrochemical quantitation and ESI-MS confirmation, Anal. Chem. 2017, 89, 2464–2471.
  33. Shi, M.; Weng, S.; Li, X.; Yu, H.-Z. Digitized molecular detection on off-the-shelf Blu-ray discs: upgraded resolution and enhanced Sensitivity, Sens. Actuators B 2017, 242, 79–86.
  34. Weng, S.; Li, X.; Li, Y.; Yu, H.-Z. Optical disc technology-enabled analytical devices: from hardware modification to digitized molecular detection, Analyst 2016, 141, 6190–6201 (tutorial review, cover picture).
  35. Weng, S.; Li, X.; Niu, M.; Ge, B.; Yu, H.-Z. Blu-ray Technology-Based Quantitative Assays for Cardiac Markers: From Disc Activation to Multiplex Detection, Anal. Chem. 2016, 88, 6889–6896 (cover picture).
  36. Wang, J.; Wong, J.X.H.; Kwok, H.; Li, X.; Yu, H.-Z., Facile Preparation of Nanostructured, Superhydrophobic Filter Paper for Efficient Water/Oil Separation,  PLoS ONE 2016, 11, e0151439(1-12) .
  37. Li, P.; Ge, B.; Ou, L.M.-L.; Yao, Z.; Yu, H.-Z. DNA-Redox Cation Interaction Improves the Sensitivity of an Electrochemical Immunosensor for Protein Detection, Sensors 2015, 15, 20543-20556 (invited feature article).
  38. Wong, J. X. H.; Li, X.; Liu, F. S. F.; Yu, H.-Z. Direct Reading of bona fide barcode assays for diagnostics with smartphone apps, Sci. Rep. 2015, 5, 11727 (1-11).
  39. Guo, J.; Wong, J. X. H.; Li, X.; Cui, C.; Yu, H.-Z. Smartphone-readable barcode assay for the detection and quantitation of pesticide residues, Analyst 2015, 140, 5518 - 5525 (cover picture).
  40. Zhang, L.; Wong, J. X. H.; Li, X.; Li, Y.; Yu, H.-Z. Detection and quantitation of heavy metal ions on bona fide DVDs using DNA molecular beacon probes, Anal. Chem. 2015, 87, 5062–5067.
  41. Tian, H.; Qi, L.; Xiang, D.; Shao, H.; Yu, H.-Z. Homogenized redox behavior of electroactive self-assembled monolayers on gold in the organic phase, Electrochim. Acta 2015, 170, 369–375.
  42. Meng, X.; Schultz, C. W.; Cui, C.; Li, X.; Yu, H.-Z., On-site chip-based colorimetric quantitation of organophosphorus pesticides using an office scanner, Sen. Actuators B 2015, 215, 577-583.
  43. Shi, X.; Gao, X.; Zhang, L.; Li, Y.; Fan, L.; Yu, H.-Z. Binary DNA hairpin-based colorimetric biochip for simultaneous detection of Pb2+ and Hg2+ in real-world samples, Analyst 2015, 140, 2608–2612.
  44. Zhu, L.; Popoff, R. T. M.; Yu, H.-Z. Metastable molecular metal-semiconductor junctions, J. Phys. Chem. C 2015, 119, 1826–1831.
  45. Zhang, L.; Li, X.; Li, Y.; Shi, X.; Yu, H.-Z. Indirect competitive assays on DVD for direct multiplex detection of drugs of abuse in oral fluids, Anal. Chem. 2015, 87, 1896–1902.
  46. Huang, Y. C.; Yu, H.-Z.; Sen, D. DNA mechatronic devices switched by K+ and by Sr2+ are structurally, topologically and electronically distinct, Biopolymers 2015, 103, 460-468.
  47. Xiang, D.; Noel, J.; Shao, H.; Dupas, G.;  Merbouh, N.; Yu, H.-Z., Unique intramolecular electronic communications in mono-ferrocenylpyrimidine derivatives: correlation between redox properties and structural nature, Electrochimi. Acta 2015, 162, 31-35.
  48. [105] Wong, J. X.; Yu, H.-Z. Comment on “Image-based ELISA on an activated polypropylene microtest plate - A spectrophotometer-free low cost assay technique”, Biosen. Bioelectron. 2015, 63, 602-604.
  49. Tian, H.; Li, Y.; Shao, H.; Yu, H.-Z., Thin-film voltammetry and its analytical applications: A review, Anal. Chim. Acta 2015, 855, 1-12 (Featured Review Article; cover picture).
  50. Wong, J. X. H.; Liu, F. S. F.; Yu, H.-Z. Mobile app-based quantitative scanometry, Anal. Chem. 2014, 86, 11966−11971. 
  51. Li, X.; Shi, M.; Cui, C.; Yu, H.-Z., Inkjet-printed bioassays for direct reading with a multi-mode DVD/Blu-Ray optical drive, Anal. Chem. 2014, 86, 8922−8926. 
  52. Hsu, S.-H.; Chen, Y.-P.; Ye, C.-C.; Tseng, I.-L.; Chao, L.-C.; Yu, H.-Z.; Synthesis and photo-sensing properties of Zn-ZnO core-shell nanofibers, Sen. Actuators B 2014, 204,175–182.
  53. Shi, X.; Wen, J.; Zheng, Y.; Li, Y.; Zhou, J.; Li, X.; Yu, H.-Z., DNA molecular beacon-based plastic biochip: a versatile and sensitive scanometric detection platform, ACS Appl. Mater. Interface 2014, 6, 21788–21797.
  54. Tian, H.; Xiang, D.; Shao, H.; Yu, H.-Z., Electrochemical identification of molecular heterogeneity in binary redox self-assembled monolayers on gold, J. Phys. Chem. C 2014, 118, 13733–13742.
  55. Li, X.; Weng, S.; Ge, B.; Yao, Z.; Yu, H.-Z., DVD technology-based molecular diagnosis platform: quantitative pregnancy test on a disc, Lab Chip. 2014, 14, 1686–1694. Featured in: Chemistry World (April 2, 2014).
  56. Zhao, X.; Li, X.; Cui, C.; Yu, H.-Z., DVD diagnostic software for reading disc-based bioassays, a comparative study, Sen. Actuators B 2014, 195, 116–122.
  57. Tang, Y.; Ge, B.; Sen, D.; Yu, H.-Z., Functional DNA switches: rational design and electrochemical signaling, Chem. Soc. Rev. 2014, 43, 518–529 (Tutorial Review).
  58. Asanuma, H.; Jiang, Z.; Ikeda, K.; Uosaki, K.; Yu, H.-Z. Selective dehybridization of DNA-Au nanoconjugates using laser irradiation, Phys. Chem. Chem. Phys. 2013, 15, 15995–16000. 
  59. Wong, J.X.; Yu, H.-Z., Preparation of transparent superhydrophobic glass slides: Demonstration of surface chemistry characteristics, J. Chem. Ed. 2013, 90, 1203-1206.
  60. Chao, L.-C.; Ye, C.-C.; Chen, Y.-P.; Yu, H.-Z., Facile fabrication of ZnO nanowire-based UV sensors by focused ion beam micromachining and thermal oxidation, Appl. Surf. Sci. 2013, 282, 384–389.
  61. Hao, Y.; Soolaman, D. M.; Yu, H.-Z., Controlled wetting on electrodeposited oxide thin films: from hydrophilic to superhydrophobic, J. Phys. Chem. C 2013, 117, 7736–7743.
  62. Ma, F.; Ho, C.; Cheng, A. K. H.; Yu, H.-Z. Immobilization of redox-labeled hairpin DNA aptamers on gold: electrochemical quantitation of epithelial tumor marker mucin 1, Electrochim. Acta 2013, 110, 139-145 (2012 ISE meeting special issue).
  63. Yu, H.-Z.; Li, Y.; Ou, L.M.L. Reading disc-based bioassays with standard computer drives, Acc. Chem. Res. 2013, 46, 258–268.
  64. Tian, H.; Dai, Y.; Shao, H.; Yu, H.-Z., Modulated intermolecular interactions in ferrocenylalkanethiolate self-assembled monolayers on gold, J. Phys. Chem. C 2013, 117, 1006−1012.
  65. Wong, J. X.; Asanuma, H.; Yu, H.-Z. Simple and reproducible method of preparing transparent superhydrophobic glass, Thin Solid Films 2012, 522, 159–163.
  66. Popoff, R. T. W.; Zavareh, A.; Kavanagh, K. K.; Yu, H.-Z., Reduction of gold penetration through phenyl-terminated alkyl monolayers on silicon, J. Phys. Chem. C 2012, 116, 17040–17047.
  67. Thomas, J. M.; Yu, H.-Z.; Sen, D., A mechano-electronic DNA switch, J. Am. Chem. Soc. 2012, 134, 13738–13748.  Featured in: Spotlights on Recent JACS Publications, Brownlee, C. J. Am. Chem. Soc. 2012, 134, 14633–14634: DNA Makes the Mechanical and Electrical Switch.
  68. Thomas, J. M.; Chakraborty, B.; Sen, D.; Yu, H.-Z. Analyte-driven switching of DNA charge transport: de novo creation of electronic sensors for an early lung cancer biomarker, J. Am. Chem. Soc. 2012, 134, 13823–13833.  
  69. Dai, Y.; Chakraborty, B.; Ge, B.; Yu, H.-Z. Adenosine-triggered elimination of methylene blue noncovalently bound to immobilized functional dsDNA-aptamer constructs, J. Phys. Chem. B 2012, 116, 6361-6368.
  70. Loncaric, C.; Tang, Y.; Ho, C.; Parameswaran, M.; Yu, H.-Z. A USB-based electrochemical biosensor prototype for point-of-care diagnosis, Sens. Actuators B 2012, 161, 908-913.
  71. Xiang, D.; Merbouh, N.; Shao, H.; Yu, H.-Z. Investigation of liquid-liquid interfacial electron transfer kinetics using multicenter ferrocenyl complexes, Electrochim. Acta 2011, 56, 5788-5793.
  72.  Jo, K.; Yu, H.-Z.; Yang, H.; Formation kinetics and stability of phosphonate self-assembled monolayers on indium tin oxide, Electrochim. Acta 2011, 56, 4828-4833.
  73. Wang, H.; Ou, L. M. L.; Suo, Y.; Yu, H.-Z. Computer-readable DNAzyme assay on disc for ppb-level lead detection, Anal. Chem. 2011, 83, 1557-1563.  Featured in C&EN (Chemical & Engineering News), Listening For Lead, February 15, 2011, DOI:10.1021/CEN020311125139.
  74. Popoff, R. T. W.; Kavanagh, K. K.; Yu, H.-Z., Preparation of ideal molecular junctions:  depositing non-invasive gold contacts on molecularly-modified silicon, Nanoscale 2011, 3, 1434-1445 (invited review).  
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