Research & News‎ > ‎


39.  Design and Fabrication of Negative-Refractive-Index Metamaterial Unit Cells for Near-Megahertz Enhanced Acoustic Transmission in Biomedical Ultrasound Applications 
      Jiaying Wang , Florian Allein,Nicholas Boechler James Friend, and Oscar Vazquez-Mena 
     Physical Review Applied. (2021) 15, 024025 (Link)
38. High performance Pb+2 detection using CVD-produced high quality multilayer reduced graphene oxide 
     Viviana Sarmiento, Malcolm Lockett,  Emigdia Guadalupe Sumbarda-Ramos, and Oscar Vázquez-Mena 
     NanoExpress (2021) 2, 010023 (Link)

37. Frequency and damping effect of suspended silicon nitride membranes in water near the megahertz range
      Jiaying Wang, Jiyang Mei, James Friend and Oscar Vazquez-Mena
     J. Micromech. Microeng. (2020) 30, 125006

36. Anodes for Direct Alcohol Fuel Cells Assisted by Plasmon-Accelerated Electrochemical Oxidation Using Gold Nanoparticle-                      Decorated Buckypapers
     Enrique Contreras, Christian Palacios, Brandon Huerta, Seungbae Ahn, Oscar Vazquez-MenaOscar Vazquez-Mena, Ruben D. Cadena-         Nava, Gabriel Alonso-Nunez, Oscar E. Contreras, Mercedes T. Oropeza-Guzmán, and José M. Romo-Herrera 
     ACS Appl. Energy Mater. (2020), 3, 9, 8755–8764

35. Enhanced Charge Transfer and Responsivity in Hybrid Quantum Dot/Graphene Photodetectors Using ZnO as Intermediate                        Electron‐Collecting Layer
     Seungbae Ahn, Seungbae Ahn  Wenjun Chen  Miguel A. Moreno‐Gonzalez  Malcolm Lockett  Jiaying Wang  Oscar Vazquez‐Mena
       Adv. Electron. Mater. (2020), 6, 2000014.

34. Near full light absorption and full charge collection in 1-micron thick quantum dot photodetector using intercalated graphene                monolayer electrodes
     Wenjun Chen,  Seungbae Ahn,  Marquez Balingit,   Jiaying Wang,   Malcolm Locketta  and  Oscar Vazquez-Mena  
      Nanoscale, (2020) 12, 4909-4915

33. The vibration behavior of submicron gas vesicles in response to acoustic excitation as determined via laser doppler vibrometry
     Shuai Zhang, An Huang, Avinoam Bar-Zion, Jiaying Wang, Oscar Vazquez Mena, Mikhail G. Shapiro, and James Friend  
      Adv. Funct. Mater. (2020), 30, 2000239.

32.Optoelectronic response of hybrid PbS-QD/ graphene photodetectors
     Seungbae Ahn, Hyeseung Chung, Wenjun Chen, Miguel A. Moreno-Gonzalez, and Oscar Vazquez-Mena
    J. Chem. Phys, (2019),  151, 234705   

31.Direct Chemical Conversion of Continuous CVD Graphene/Graphite films to Graphene Oxide without Exfoliation
     Malcolm Lockett, Viviana Sarmiento, Marquez Balingit, Mercedes Teresita Oropeza-Guzmán
    Carbon, (2020), 158, 202-209        

30.Electrochemical functionalization strategy for chemical vapor deposited graphene on silicon substrates: grafting, electronic properties and biosensing
     Viviana Sarmiento, Mercedes Teresita Oropeza-Guzmán, Malcolm Lockett, Wenjun Chen, Seungbae Ahn, Jiaying Wang and Oscar Vazquez-Mena
    Nanotechnology, (2019), 30, 475703 (Link        

 29.  Implementation of Metallic Vertical Interconnect Access in Hybrid Intercalated Graphene/Quantum Dot Photodetector for Improved Charge Collection
     Wenjun Chen, Seungbae Ahn, Carlos Rangel,  Oscar Vazquez‐Mena
    Frontiers in Materials, (2019), vol. 6, art. 159 (Link       
     28.  Improved Charge Extraction Beyond Diffusion Length by Layer‐by‐Layer Multistacking Intercalation of Graphene Layers inside Quantum Dots Films
     Wenjun Chen,  Joshua Castro,  Seungbae Ahn , Xiaochen Li,  Oscar Vazquez‐Mena
    Advanced Materials, 2019, 31 , pp  1807894 (Link)            

     27. Integration of Nanomaterials into Three-Dimensional Vertical Architectures
    Jiaying Wang, Stefan Wagner, Wenjun Chen, Yuesong Shi, Abdoulaye Ndao, Leon Li, Boubacar Kante, Donald Sirbuly , Max C. Lemme , and Oscar Vazquez-Mena
   ACS Appl. Mater. Interfaces, 2018, 10 (34), pp 28262–28268  (Link    

     26. Metal insulator semiconductor solar cell devices based on a Cu2O substrate utilizing h-BN as an insulating and passivating layer
     O. Ergen, A. Gibb, O. Vazquez-Mena, W. Regan, A. Zettl
    Applied Physics Letters, 106 (2015), pp. 103904 (Link

25.   Performance Enhancement of a Graphene-Zinc Phosphide Solar Cell using the Electric Field-Effect
O. Vazquez-Mena, Jeffrey Bosco, O. Ergen, Haider I. Rasool, Aidin Fathalizadeh, Mahmut Tosun, Michael Crommie, Ali Javey, Harry Atwater, Alex Zettl
Nano Letters, 14 (2014), pp. 4280-4285 

24.   Resistless Fabrication by Stencil Lithography: A Review
O. Vazquez-Mena, L. Gross, S. Xie, L.G. Villanueva, J. Brugger
Microelectronic Engineering, 132 (2014), pp. 236-254 (

23.   Screen-Engineered Field-Effect Solar Cells
W. Regan, S. Byrnes, W. Gannett, O. Ergen, O. Vazquez-Mena, F. Wang, A. Zettl
Nano Letters, 12 (2012), pp. 4300-4304 (

22.   Stencil-nanopatterned back reflectors for thin-film amorphous silicon n-i-p solar cells: plasmonic grating versus metallic grating

C. Pahud, V. Savu, M. Klein, O. Vazquez-Mena, F.J. Haud, J. Brugger, Ch. Ballif
IEEE Journal of Photovoltaics, 3 (2013) pp. 22-26 (

21.   Resistless Fabrication of Nanoimprint Lithography (NIL) Stamps Using Nano-Stencil Lithography
L.G. Villanueva, O. Vazquez-Mena, C. Martin-Olmos, V. Savu, K. Sidler, J, Brugger
Micromachines, 4 (2013) pp. 370-377 (

20.   High-Resolution Resistless Nanopatterning on Polymer and Flexible Substrates for Plasmonic Biosensing Using Stencil Masks
O. Vazquez-Mena, T. Sannomiya, M. Tosun, Luis. G. Villanueva, V. Savu, J. Voros and J. Brugger
ACS Nano, 6 (2012) pp. 5474-5481 (

19.   All-stencil transistor fabrication on 3D silicon substrates
G. Villanueva, O.Vazquez-Mena, C. Martin-Olmos, V. Savu, K. Sidler, J.. Montserrat, P. Langlet, C. Hibert, P. Vettiger, J. Bausells, J. Brugger
Journal of Micromechanics and Microengineering, 22 (2012) p. 095022 (

18.   Facile Fabrication of Nanofluidic Diode Membranes using Anodic Aluminium Oxide
S. Wu, F. Wildhaber, O. Vazquez-Mena, A. Bertsch, J. Brugger, P. Renaud
Nanoscale,  4 (2012) pp. 5718-5723 (

17.   Metallic Nanodots by Stencil Lithography for Plasmonic Biosensing Applications
O. Vazquez-Mena, T. Sannomiya, L. G. Villanueva, J. Voros and J. Brugger.
ACS Nano, 5 (2011) pp. 844-853 (

16. Reliable and Improved Nanoscale Stencil Lithography by Membrane Stabilization, Blurring and Clogging Corrections
O. Vazquez-Mena, K. Sidler, V. Savu, C.W. Park, L.G. Villanueva and J. Brugger
IEEE Transactions on Nanotechnology, 8 (2010) pp. 352-357 (

15. Analysis of the Blurring in Stencil Lithography
O. Vazquez-Mena, L.G. Villanueva, V. Savu, K. Sidler, P. Langlet and J. Brugger
Nanotechnology, 20 (2009) p.415303. (

14. Metallic Nanowires by Full Wafer Stencil Lithography
O. Vazquez-Mena, G. Villanueva, V. Savu, K. Sidler, M.A.F. van den Boogaart and J. Brugger
Nano Letters, 8 (2008) pp. 3675-3682 (

13. Reusability of Nanostencils for the Patterning of Aluminum Nanostructures by Selective Wet Etching
O. Vazquez-Mena, G. Villanueva, M.A.F. van den Boogaart, V. Savu and J. Brugger
Microelectronic Engineering, 85 (2008) pp. 1237-1240 (

12. Compliant membranes improve resolution in full-wafer micro/nanostencil lithography
K. Sidler, L.G. Villanueva, O. Vazquez-Mena, V. Savu, J. Brugger.
Nanoscale, 4 (2012) pp.773-778 (

11. SiN membranes with submicrometer hole arrays patterned by wafer-scale nanosphere lithography 
M.J.K. Klein, F. Montagne, N. Blondiaux, O. Vazquez-Mena, H. Heinzelmann, R. Pugin, J. Brugger, V. Savu 
Journal of Vacuum Science and Technology B, 29 (2011), p. 021012 (Link)

10. Localized ion implantation through Micro/Nanostencil Masks
L.G. Villanueva, C. Martin-Olmos, O. Vazquez-Mena, J. Montserrat, P. Langlet, J. Bausells, J. Brugger.
IEEE Transactions on Nanotechnology, 10 (2011) pp.940-946 (

9. Robust PECVD SiC membrane made for stencil lithography
S.Q. Xie, V. Savu, W. Tang, O. Vazquez-Mena, K. Sidler, H.X. Zhang, J. Brugger
Microelectronic Engineering 88 (2011) pp. 2790-2793 (

8. Stencil Conducting Bismuth Nanowires

V. Savu, S. Neuser, G. Villanueva, O. Vazquez-Mena, K. Sidler, J. Brugger

Journal of Vacuum Science and Technology B,  28 (2010) pp. 169-172  (Link)

7. Focused Ion Beam: A Versatile Technique for the Fabrication of Nano-Devices
Santschi, J. Przybylska, M. Guillaumee, O. Vazquez-Mena, J. Brugger and O. Martin
Praktische Metallographie – Practical Metallography, 46 (2009) pp.154-156 (

6. Resistivity Measurements of Gold Wires Fabricated by Stencil Lithography on Flexible Polymer Substrates
K. Sidler, O. Vazquez Mena, V. Savu, G. Villanueva, M.A.F. van den Boogaart and J. Brugger
Microelectronic Engineering, 85 (2008) pp. 1108–1111.  (

5. Etching of sub-micrometer structures through Stencil
G. Villanueva, O. Vazquez-Mena, M.A.F. van den Boogaart, K. Sidler, K. Pataky, V. Savu and J. Brugger
Microelectronic Engineering, 85 (2008) pp. 1010–1014. (

4. A single nanotrench in a palladium microwire for hydrogen detection
T. Kiefer, F. Favier, O. Vazquez, G. Villanueva and J. Brugger
Nanotechnology, 19 (2008) pp. 125502 (

3. Patterning of parallel nanobridge structures by reverse nanostencil lithography using an edge-patterned stencil
C.W. Park, O. Vazquez Mena and J. Brugger
Nanotechnology, 18 (2007)  pp. 044002 (

2. Reverse transfer of nanostencil patterns using intermediate sacrificial layer and lift-off process
C.W. Park, O. Vazquez Mena, M.A.F. van den Boogaart and J. Brugger
Journal of Vacuum Science and Technology B, 24 (2006) pp. 2772-2775 (

1. Sculpting nanoelectrodes with a transmission electron beam for electrical and geometrical characterization of nanoparticles.
H.W. Zandbergen, R. van Duuren, P.F.A. Alkemade, G. Lientschnig, O. Vasquez, C. Dekker, and F.D. Tichelaar
Nano Letters,  5 (2005) pp. 549-553 (