Research Profile

Conor O'Mahony

Biography

Dr. Conor O’Mahony is a Principal Researcher with the Tyndall National Institute, and an Adjunct Professor at Chongqing Technology and Business University, China. Involved in microsystems design and fabrication since 1998, he received the M. Eng. Sc. (2001) and Ph.D. (2004) degrees at the National Microelectronics Research Centre (NMRC), Cork, Ireland, for work on surface micromachining technologies and capacitive radio-frequency MEMS switches.

He is currently leading a team focussed on the development of Micro Transdermal Interface Platforms (MicroTIPs) – high-value, wearable systems that combine elements of transdermal delivery, diagnostics, woundcare, self-awareness and communications capabilities. These ‘smart patches’ interact with the outermost skin layers in a minimally invasive manner, and will blur the lines between implantable medical devices and the current generation of wearable electronics. He has secured and managed research funding worth over €6M, and major projects currently underway by the team include EU H2020 funded projects to create microneedle-based diagnostic platforms ('ELSAH') and therapeutic systems ('Moore4Medical'); the Enterprise Ireland-funded ‘SmartPatch’ activity that is developing intelligent drug delivery systems (, and a public-private partnership developing intelligent medical dressings for smart woundcare.  These projects form part of Tyndall’s ICT for Health strategy, following a technology roadmap towards the development of multifunctional ‘smart patches’ for theranostic applications.

Since 2008 he has also been responsible for the management of Tyndall’s microneedle research programme, which fabricates silicon and polymer microneedle-based devices for a wide range of biomedical applications including drug and vaccine delivery, diagnostics, electroporation and physiological signal monitoring.

Prior to this (2004-2007) he was a Staff Researcher at the Tyndall National Institute, leading multiple projects spanning the fields of radio-frequency MEMS switches and varactors, environmental sensors, wafer-level packaging and modelling of MEMS. He works with over twenty national and international academic and industrial collaborators, and has a track record in delivering impact through commercialisation, non-exchequer investment and public awareness.

He is a member of the Executive Board of Journal of Micromechanics and Microengineering, reviews for fifteen international technology journals, and has acted as external examiner at nine international universities. He has published over sixty peer-review journal papers (h-index 23), numerous worldwide conference presentations, and has given invited talks in Ireland, Europe, the US, Japan and China. In total he has filed eleven patent applications in the field of MEMS and micromachining, which are the subject of licence agreements with four separate companies. He has chaired the 2nd International Conference on Microneedles (2012) and the 27th Micromechanics and Microsystems Europe Workshop (MME 2016) and remains a member of the Steering Committee for both events. He was a member of the team which received the University College Cork Research Team of the Year Award 2012, and is a Senior Member of the IEEE.

More information at: 

- Google Scholar
- Linkedin
- Researchgate

Research Interests

Dr. O’Mahony’s research interests are centered around the development of advanced microfabrication and microengineering technologies that can be used to create a range of sensors and transducers for use in medical, environmental and telecommunications applications. The resulting Micro Transdermal Interface Platforms (MicroTIPs) are high-value, wearable systems that combine transdermal delivery, diagnostics, smart woundcare, self-awareness and communications capabilities. These ‘smart patches’ interact with the outermost skin layers in a minimally invasive manner, and will blur the lines between implantable medical devices and the current generation of wearable electronics. 

Particular areas of expertise include -
  • sensors, structures and systems for multifunctional 'smart patches' and the 'wearable clinic';
  • ICT-based transdermal interface platforms;
  • smart dressings for autonomous woundcare;
  • microneedle-based devices for transdermal delivery, sensing and diagnostics; 
  • wafer-level packaging for microelectromechanical systems; 
  • microsensors for environmental monitoring; 
  • capacitive microswitches and varactors for telecommunications; 
  • finite-element modelling of MEMS structures.

Research Grants

 ProjectFunding
Body
Start DateEnd DateAward
Intelligant wearable transderamal drug delivery systemEnterprise Irl01-SEP-1717-OCT-20€519,200.00
Holistics -Holistic Human Sensing for Health and WellnessEnterprise Irl01-SEP-1931-AUG-22€434,991.00
Development of an innovative intelligent compression wound care dressingEnterprise Irl01-JAN-1931-DEC-21€320,916.00
Electronic smart patch system for wireless monitoring of molecular biomarkers for healthcare and well-beingHorizon 202001-JAN-1931-DEC-22€453,316.00
Development of an innovative intelligent compression wound care dressingIndustry/EI Projects01-JAN-1931-DEC-21€79,618.00
Intelligant wearable transderamal drug delivery systemIndustry/EI Projects01-SEP-1717-OCT-20€140,000.00
ECSEL JTI (An Integrated pilot line for micro fabricated medical devices)Enterprise Irl01-JUN-1530-OCT-18€473,006.00
Development of Injection Moulding and Surface Modification Processes for Mass Fabrication of Micro NeedlesMiscellaneous01-APR-1631-MAR-18€135,507.00
Conference MME 2016Miscellaneous Non Exchequer01-SEP-1528-FEB-17€48,750.00
Micro-needle based medical devices.Foreign Industry01-APR-1430-SEP-15€74,590.00
Dry Electrodes for Transdermal Sensing and Diagnostics.Enterprise Irl14-JAN-1313-JUN-14€128,809.00
Feasibility Study Grant.Enterprise Irl01-FEB-1401-MAY-14€11,684.00
2nd International Conference on Microneedles.Miscellaneous Non Exchequer01-NOV-1101-APR-14€49,700.00
Microneedle-mediated delivery of calcipitroil and betamethasone dipropionate.Foreign Industry01-FEB-1202-FEB-14€80,428.00
Collaborative project.Enterprise Irl01-MAR-1228-FEB-13€26,363.00
EI 'Development of a Transdermal Vaccine Delivery System' - TyndallEnterprise Irl01-JAN-0831-DEC-10€149,163.00
EI Travel Support FP7-ICT-2009-5Enterprise Irl22-JUN-0903-NOV-09€950.00
EI FP/2009/510 :Enterprise Irl09-SEP-0926-OCT-09€1,300.00
IP/2006/0317Enterprise Irl01-JUL-0631-DEC-20€91,790.00

Publications

Peer Reviewed Journals

 YearPublication
(2020)'Hyaluronan molecular weight: effects on dissolution time of dissolving microneedles in the skin and on immunogenicity of antigen'
Leone, Mara; Romeijn, Stefan; Slütter, Bram; O'Mahony, Conor; Kersten, Gideon; Bouwstra, Joke A. (2020) 'Hyaluronan molecular weight: effects on dissolution time of dissolving microneedles in the skin and on immunogenicity of antigen'. European Journal of Pharmaceutical Sciences,   [DOI] [Full Text] [Details]
(2020)'Diphtheria toxoid dissolving microneedle vaccination: Adjuvant screening and effect of repeated-fractional dose administration'
Leone, M.; Romeijn, S.; Du, G.; Le Dévédec, S. E.; Vrieling, H.; O'Mahony, Conor; Bouwstra, J. A.; Kersten, G. (2020) 'Diphtheria toxoid dissolving microneedle vaccination: Adjuvant screening and effect of repeated-fractional dose administration'. International Journal of Pharmaceutics, 580 :1-11 [DOI] [Full Text] [Details]
(2020)'Bio-inspired microneedle design for efficient drug/vaccine coating'
Plamadeala C;Gosain SR;Hischen F;Buchroithner B;Puthukodan S;Jacak J;Bocchino A;Whelan D;O'Mahony C;Baumgartner W;Heitz J; (2020) 'Bio-inspired microneedle design for efficient drug/vaccine coating'. Biomedical microdevices, 22 (1) [DOI] [Details]
(2019)'Piezoelectric inkjet coating of injection moulded, reservoir-tipped microneedle arrays for transdermal delivery'
O’Mahony, Conor; Bocchino, Andrea; Haslinger, Michael J.; Brandstätter, Stefan; Außerhuber, Helene; Schossleitner, Klaudia; Clover, A. James P.; Fechtig, Daniel (2019) 'Piezoelectric inkjet coating of injection moulded, reservoir-tipped microneedle arrays for transdermal delivery'. Journal of Micromechanics and Microengineering, 29 (8)   [DOI] [Full Text] [Details]
(2019)'Hyaluronan-based dissolving microneedles with high antigen content for intradermal vaccination: Formulation, physicochemical characterization and immunogenicity assessment'
Leone, Mara,Priester, Marjolein I,Romeijn, Stefan,Nejadnik, M Reza,Mönkäre, Juha,O'Mahony, Conor,Jiskoot, Wim,Kersten, Gideon,Bouwstra, Joke A (2019) 'Hyaluronan-based dissolving microneedles with high antigen content for intradermal vaccination: Formulation, physicochemical characterization and immunogenicity assessment'. European Journal of Pharmaceutics and Biopharmaceutics, 134 :49-59 [Details]
(2019)'Skin delivery of trivalent Sabin inactivated poliovirus vaccine using dissolvable microneedle patches induces neutralizing antibodies'
Donadei A.;Kraan H.;Ophorst O.;Flynn O.;O'Mahony C.;Soema P.;Moore A. (2019) 'Skin delivery of trivalent Sabin inactivated poliovirus vaccine using dissolvable microneedle patches induces neutralizing antibodies'. Journal Of Controlled Release, 311-312 :96-103 [DOI] [Details]
(2019)'Analysis of a Low-Cost EEG Monitoring System and Dry Electrodes toward Clinical Use in the Neonatal ICU'
O’Sullivan, Mark,Temko, Andriy,Bocchino, Andrea,O’Mahony, Conor,Boylan, Geraldine,Popovici, Emanuel (2019) 'Analysis of a Low-Cost EEG Monitoring System and Dry Electrodes toward Clinical Use in the Neonatal ICU'. Sensors, 19 (11) [Details]
(2019)'Differences in biocompatibility of microneedles from cyclic olefin polymers with human endothelial and epithelial skin cells'
Schossleitner, Klaudia,O'Mahony, Conor,Brandstätter, Stefan,Haslinger, Michael J,Demuth, Sabrina,Fechtig, Daniel,Petzelbauer, Peter (2019) 'Differences in biocompatibility of microneedles from cyclic olefin polymers with human endothelial and epithelial skin cells'. Journal of Biomedical Materials Research Part A, 107 (3):505-512 [Details]
(2018)'Universal applicator for digitally-controlled pressing force and impact velocity insertion of microneedles into skin'
Leone, Mara,van Oorschot, Bart,Nejadnik, M,Bocchino, Andrea,Rosato, Matteo,Kersten, Gideon,O’Mahony, Conor,Bouwstra, Joke,van der Maaden, Koen (2018) 'Universal applicator for digitally-controlled pressing force and impact velocity insertion of microneedles into skin'. Pharmaceutics, 10 (4) [Details]
(2018)'Development of PLGA nanoparticle loaded dissolving microneedles and comparison with hollow microneedles in intradermal vaccine delivery'
Mönkäre, Juha,Pontier, Maria,van Kampen, Eveline EM,Du, Guangsheng,Leone, Mara,Romeijn, Stefan,Nejadnik, M Reza,O'Mahony, Conor,Slütter, Bram,Jiskoot, Wim (2018) 'Development of PLGA nanoparticle loaded dissolving microneedles and comparison with hollow microneedles in intradermal vaccine delivery'. European Journal of Pharmaceutics and Biopharmaceutics, 129 :111-121 [Details]
(2017)'Hydrodynamic gene delivery in human skin using a hollow microneedle device'
Dul, M.,Stefanidou, M.,Porta, P.,Serve, J.,O'Mahony, C.,Malissen, B.,Henri, S.,Levin, Y.,Kochba, E.,Wong, F. S.,Dayan, C.,Coulman, S. A.,Birchall, J. C. (2017) 'Hydrodynamic gene delivery in human skin using a hollow microneedle device'. Journal of Controlled Release, 265 :120-131   [DOI] [Details]
(2014)'Microscopic gel–liquid interfaces supported by hollow microneedle array for voltammetric drug detection'
Vazquez, Patricia; Herzog, Grégoire; O’Mahony, Conor; O’Brien, Joseph; Scully, James; Blake, Alan; Ó Mathúna, S. Cian; Galvin, Paul (2014) 'Microscopic gel–liquid interfaces supported by hollow microneedle array for voltammetric drug detection'. Sensors And Actuators B: Chemical, 201 :572-578   [DOI] [Full Text] [Details]
(2012)'A study of capacitance-voltage curve narrowing effect in capacitive microelectromechanical switches (vol 93, 094101, 2008)'
Olszewski, Z;Houlihan, R;O'Mahony, C;Duane, R (2012) 'A study of capacitance-voltage curve narrowing effect in capacitive microelectromechanical switches (vol 93, 094101, 2008)'. Applied Physics Letters, 100 [DOI] [Details]
(2010)'Development of stabilised vaccines with needle-free devices for targeted skin immunisation'
Crean A.;Moore A.;O'Mahony C. (2010) 'Development of stabilised vaccines with needle-free devices for targeted skin immunisation'. European Pharmaceutical Review, (6):56-60 [Details]
(2007)'Evaluation of packaging effect on MEMS performance: Simulation and experimental study'
Lishchynska, M;O'Mahony, C;Slattery, O;Wittler, O;Walter, H (2007) 'Evaluation of packaging effect on MEMS performance: Simulation and experimental study'. IEEE Transactions On Advanced Packaging, 30 :629-635 [DOI] [Details]
(2017)'Impedance Sensor to Detect Substance Change at the Needle Tip'
Helen, L.,O'Donnell, B. D.,Messina, W.,O'Mahony, C.,Ahmed, O. M. A.,Moore, E. J. (2017) 'Impedance Sensor to Detect Substance Change at the Needle Tip'. Electroanalysis, 29 (11):2533-2540   [DOI] [Details]
(2017)'Accuracy and feasibility of piezoelectric inkjet coating technology for applications in microneedle-based transdermal delivery'
O'Mahony, C.,Hilliard, L.,Kosch, T.,Bocchino, A.,Sulas, E.,Kenthao, A.,O'Callaghan, S.,Clover, A. J. P.,Demarchi, D.,Bared, G. (2017) 'Accuracy and feasibility of piezoelectric inkjet coating technology for applications in microneedle-based transdermal delivery'. Microelectronic Engineering, 172 :19-25   [DOI] [Details]
(2016)'Dissolvable microneedle fabrication using piezoelectric dispensing technology'
Allen, E. A.,O'Mahony, C.,Cronin, M.,O'Mahony, T.,Moore, A. C.,Crean, A. M. (2016) 'Dissolvable microneedle fabrication using piezoelectric dispensing technology'. International Journal of Pharmaceutics, 500 (1-2):1-10   [DOI] [Details]
(2016)'Design, fabrication and skin-electrode contact analysis of polymer microneedle-based ECG electrodes'
O'Mahony, C.,Grygoryev, K.,Ciarlone, A.,Giannoni, G.,Kenthao, A.,Galvin, P. (2016) 'Design, fabrication and skin-electrode contact analysis of polymer microneedle-based ECG electrodes'. Journal of Micromechanics and Microengineering, 26 (8)   [DOI] [Details]
(2015)'Induction of CD8(+) T cell responses and protective efficacy following microneedle-mediated delivery of a live adenovirus-vectored malaria vaccine'
Pearson, F. E.,O'Mahony, C.,Moore, A. C.,Hill, A. V. (2015) 'Induction of CD8(+) T cell responses and protective efficacy following microneedle-mediated delivery of a live adenovirus-vectored malaria vaccine'. Vaccine, 33 (28):3248-55   [DOI] [Details]
(2015)'Development of Low Cost Rapid Fabrication of Sharp Polymer Microneedles for In Vivo Glucose Biosensing Applications'
Barrett, C.,Dawson, K.,O'Mahony, C.,O'Riordan, A. (2015) 'Development of Low Cost Rapid Fabrication of Sharp Polymer Microneedles for In Vivo Glucose Biosensing Applications'. ECS Journal of Solid State Science and Technology, 4 (10)   [DOI] [Details]
(2015)'Identification of the transient stress-induced leakage current in silicon dioxide films for use in microelectromechanical systems capacitive switches'
Ryan, C.,Olszewski, Z.,Houlihan, R.,O'Mahony, C.,Blake, A.,Duane, R. (2015) 'Identification of the transient stress-induced leakage current in silicon dioxide films for use in microelectromechanical systems capacitive switches'. Applied Physics Letters, 106 (17)   [DOI] [Details]
(2014)'Microneedle-mediated immunization of an adenovirus-based malaria vaccine enhances antigen-specific antibody immunity and reduces anti-vector responses compared to the intradermal route'
Carey, J. B.,Vrdoljak, A.,O'Mahony, C.,Hill, A. V.,Draper, S. J.,Moore, A. C. (2014) 'Microneedle-mediated immunization of an adenovirus-based malaria vaccine enhances antigen-specific antibody immunity and reduces anti-vector responses compared to the intradermal route'. Sci Rep, 4   [DOI] [Details]
(2014)'Hydrogel-forming and dissolving microneedles for enhanced delivery of photosensitizers and precursors'
Donnelly, R. F.,Morrow, D. I.,McCrudden, M. T.,Alkilani, A. Z.,Vicente-Perez, E. M.,O'Mahony, C.,Gonzalez-Vazquez, P.,McCarron, P. A.,Woolfson, A. D. (2014) 'Hydrogel-forming and dissolving microneedles for enhanced delivery of photosensitizers and precursors'. Photochemistry and photobiology, 90 (3):641-7   [DOI] [Details]
(2014)'Production of dissolvable microneedles using an atomised spray process: Effect of microneedle composition on skin penetration'
McGrath, M. G.,Vucen, S.,Vrdoljak, A.,Kelly, A.,O'Mahony, C.,Crean, A. M.,Moore, A. (2014) 'Production of dissolvable microneedles using an atomised spray process: Effect of microneedle composition on skin penetration'. European Journal of Pharmaceutics and Biopharmaceutics, 86 (2):200-211   [DOI] [Details]
(2014)'Structural characterization and in-vivo reliability evaluation of silicon microneedles'
O'Mahony, C. (2014) 'Structural characterization and in-vivo reliability evaluation of silicon microneedles'. Biomedical Microdevices, 16 (3):333-43   [DOI] [Details]
(2014)'Reliability assessment of MEMS switches for space applications: laboratory and launch testing'
O'Mahony, C.,Olszewski, O.,Hill, R.,Houlihan, R.,Ryan, C.,Rodgers, K.,Kelleher, C.,Duane, R.,Hill, M. (2014) 'Reliability assessment of MEMS switches for space applications: laboratory and launch testing'. Journal of Micromechanics and Microengineering, 24 (12)   [DOI] [Details]
(2014)'A simple electrical test method to isolate viscoelasticity and creep in capacitive microelectromechanical switches'
Ryan, C.,Olszewski, Z.,Houlihan, R.,O'Mahony, C.,Duane, R. (2014) 'A simple electrical test method to isolate viscoelasticity and creep in capacitive microelectromechanical switches'. Applied Physics Letters, 104 (6)   [DOI] [Details]
(2014)'Microscopic gel-liquid interfaces supported by hollow microneedle array for voltammetric drug detection'
Vazquez, P.,Herzog, G.,O'Mahony, C.,O'Brien, J.,Scully, J.,Blake, A.,O'Mathuna, C.,Galvin, P. (2014) 'Microscopic gel-liquid interfaces supported by hollow microneedle array for voltammetric drug detection'. Sensors and Actuators B-Chemical, 201 :572-578   [Details]
(2013)'Hydrogel-forming microneedle arrays exhibit antimicrobial properties: potential for enhanced patient safety'
Donnelly, R. F.,Singh, T. R.,Alkilani, A. Z.,McCrudden, M. T.,O'Neill, S.,O'Mahony, C.,Armstrong, K.,McLoone, N.,Kole, P.,Woolfson, A. D. (2013) 'Hydrogel-forming microneedle arrays exhibit antimicrobial properties: potential for enhanced patient safety'. Int J PharmInt J Pharm, 451 (1-21-2):76-91   [Details]
(2012)'Preliminary technological assessment of microneedles-based dry electrodes for biopotential monitoring in clinical examinations'
Forvi, E.,Bedoni, M.,Carabalona, R.,Soncini, M.,Mazzoleni, P.,Rizzo, F.,O'Mahony, C.,Morasso, C.,Cassara, D. G.,Gramatica, F. (2012) 'Preliminary technological assessment of microneedles-based dry electrodes for biopotential monitoring in clinical examinations'. Sensors and Actuators a-Physical, 180 :177-186   [DOI] [Details]
(2012)'Experimental isolation of degradation mechanisms in capacitive microelectromechanical switches'
Olszewski, Z.,Houlihan, R.,Ryan, C.,O'Mahony, C.,Duane, R. (2012) 'Experimental isolation of degradation mechanisms in capacitive microelectromechanical switches'. Applied Physics Letters, 100 (23):233505-233505   [DOI] [Details]
(2012)'Addendum:“A study of capacitance-voltage curve narrowing effect in capacitive microelectromechanical switches”[Appl. Phys. Lett. 93, 094101 (2008)]'
Olszewski, Z.,Houlihan, R.,O’Mahony, C.,Duane, R. (2012) 'Addendum:“A study of capacitance-voltage curve narrowing effect in capacitive microelectromechanical switches”[Appl. Phys. Lett. 93, 094101 (2008)]'. Applied Physics Letters, 100 (22):29903-29903 [Details]
(2012)'Microneedle-based electrodes with integrated through-silicon via for biopotential recording'
O'Mahony, C.,Pini, F.,Blake, A.,Webster, C.,O'Brien, J.,McCarthy, K. G. (2012) 'Microneedle-based electrodes with integrated through-silicon via for biopotential recording'. Sensors and Actuators a-Physical, 186 (0):130-136   [DOI] [Details]
(2012)'Coated microneedle arrays for transcutaneous delivery of live virus vaccines'
Vrdoljak, A.,McGrath, M. G.,Carey, J. B.,Draper, S. J.,Hill, A. V.,O'Mahony, C.,Crean, A. M.,Moore, A. C. (2012) 'Coated microneedle arrays for transcutaneous delivery of live virus vaccines'. Journal of Controlled Release, 159 (11):34-4234   [Details]
(2011)'Development of a Microelectromechanical System (MEMS)-Based Multisensor Platform for Environmental Monitoring'
Hautefeuille, M.,O'Flynn, B.,Peters, F. H.,O'Mahony, C. (2011) 'Development of a Microelectromechanical System (MEMS)-Based Multisensor Platform for Environmental Monitoring'. Micromachines, 2 (4):410-430   [DOI] [Details]
(2011)'Microneedle array design determines the induction of protective memory CD8+ T cell responses induced by a recombinant live malaria vaccine in mice'
Carey, J. B.,Pearson, F. E.,Vrdoljak, A.,McGrath, M. G.,Crean, A. M.,Walsh, P. T.,Doody, T.,O'Mahony, C.,Hill, A. V.,Moore, A. C. (2011) 'Microneedle array design determines the induction of protective memory CD8+ T cell responses induced by a recombinant live malaria vaccine in mice'. Plos One, 6 (7)   [DOI] [Details]
(2011)'In vivo, in situ imaging of microneedle insertion into the skin of human volunteers using optical coherence tomography'
Coulman, S. A.,Birchall, J. C.,Alex, A.,Pearton, M.,Hofer, B.,O'Mahony, C.,Drexler, W.,Povazay, B. (2011) 'In vivo, in situ imaging of microneedle insertion into the skin of human volunteers using optical coherence tomography'. Pharmaceutical Research, 28 (1):66-81   [DOI] [Details]
(2011)'Determination of parameters for successful spray coating of silicon microneedle arrays'
McGrath, M. G.,Vrdoljak, A.,O'Mahony, C.,Oliveira, J. C.,Moore, A. C.,Crean, A. M. (2011) 'Determination of parameters for successful spray coating of silicon microneedle arrays'. Int J Pharm, 415 (1-2):140-9   [DOI] [Details]
(2010)'In-vivo dynamic characterization of microneedle skin penetration using optical coherence tomography'
Enfield, J.,O'Connell, M. L.,Lawlor, K.,Jonathan, E.,O'Mahony, C.,Leahy, M. (2010) 'In-vivo dynamic characterization of microneedle skin penetration using optical coherence tomography'. Journal of Biomedical Optics, 15 (44)   [Details]
(2010)'A Method To Determine The Margin Of Safety For Microneedles Arrays'
Forvi, E.,Soncini, M.,Bedoni, M.,Rizzo, F.,Casella, M.,O'Mahony, C.,Gramatica, F. (2010) 'A Method To Determine The Margin Of Safety For Microneedles Arrays'. World Congress on Engineering, Wce 2010, Vol Ii, 2184 (1):1550-1554   [Details]
(2009)'Processing difficulties and instability of carbohydrate microneedle arrays'
Donnelly, R. F.,Morrow, D. I.,Singh, T. R.,Migalska, K.,McCarron, P. A.,O'Mahony, C.,Woolfson, A. D. (2009) 'Processing difficulties and instability of carbohydrate microneedle arrays'. Drug Development and Industrial Pharmacy, 35 (10):1242-54   [DOI] [Details]
(2009)'Microneedle arrays allow lower microbial penetration than hypodermic needles in vitro'
Donnelly, R. F.,Singh, T. R.,Tunney, M. M.,Morrow, D. I.,McCarron, P. A.,O'Mahony, C.,Woolfson, A. D. (2009) 'Microneedle arrays allow lower microbial penetration than hypodermic needles in vitro'. Pharmaceutical Research, 26 (11):2513-22   [DOI] [Details]
(2009)'Comment on Comparison of air breakdown and substrate injection as mechanisms to induce dielectric charging in microelectromechanical switches [Appl. Phys. Lett. 92, 043502 (2008)]'
Olszewski, Z.,O'Mahony, C.,Houlihan, R.,Duane, R. (2009) 'Comment on Comparison of air breakdown and substrate injection as mechanisms to induce dielectric charging in microelectromechanical switches [Appl. Phys. Lett. 92, 043502 (2008)]'. Applied Physics Letters, 95 (1717)   [Details]
(2009)'Wafer-level thin-film encapsulation for MEMS'
O'Mahony, C.,Hill, M.,Olszewski, Z.,Blake, A. (2009) 'Wafer-level thin-film encapsulation for MEMS'. Microelectronic Engineering, 86 (4-64-6):1311-13131311   [Details]
(2009)'Miniaturised multi-MEMS sensor development'
Hautefeuille, M.,O'Flynn, B.,Peters, F.,O'Mahony, C. (2009) 'Miniaturised multi-MEMS sensor development'. Microelectronics Reliability, 49 (6):621-626   [DOI] [Details]
(2008)'A MEMS-based wireless multisensor module for environmental monitoring'
Hautefeuille, M.,O'Mahony, C.,O'Flynn, B.,Khalfi, K.,Peters, F. (2008) 'A MEMS-based wireless multisensor module for environmental monitoring'. Microelectronics Reliability, 48 (66):906-910906   [Details]
(2008)'A study of capacitance-voltage curve narrowing effect in capacitive microelectromechanical switches'
Olszewski, Z.,Duane, R.,O'Mahony, C. (2008) 'A study of capacitance-voltage curve narrowing effect in capacitive microelectromechanical switches'. Applied Physics Letters, 93 (99)   [Details]
(2007)'Evaluation of packaging effect on MEMS performance: Simulation and experimental study'
Lishchynska, M.,O'Mahony, C.,Slattery, O.,Wittler, O.,Walter, H. (2007) 'Evaluation of packaging effect on MEMS performance: Simulation and experimental study'. Ieee Transactions on Advanced Packaging, 30 (44):629-635629   [Details]
(2006)'Modelling and performance evaluation of a MEMS dc/dc converter'
Hill, M.,O'Mahony, C. (2006) 'Modelling and performance evaluation of a MEMS dc/dc converter'. Journal of Micromechanics and Microengineering, 16 (6)   [DOI] [Details]
(2006)'Spring constant models for analysis and design of MEMS plates on straight or meander tethers'
Lishchynska, M.,Nicolas, C.,Slattery, O.,O'Mahony, C. (2006) 'Spring constant models for analysis and design of MEMS plates on straight or meander tethers'. Sensor Letters, 4 (22):200-205200   [Details]
(2006)'Comprehensive spring constant modelling of tethered micromechanical plates'
Lishchynska, M.,O'Mahony, C.,Slattery, O.,Behan, R. (2006) 'Comprehensive spring constant modelling of tethered micromechanical plates'. Journal of Micromechanics and Microengineering, 16 (66)   [Details]
(2005)'Characterization, modelling and performance evaluation of CMOS integrated multielectrode tunable capacitor (MTC)'
Olszewski, Z.,Hilll, M.,O'Mahony, C.,Duane, R.,Houlihan, R. (2005) 'Characterization, modelling and performance evaluation of CMOS integrated multielectrode tunable capacitor (MTC)'. Journal of Micromechanics and Microengineering, 15 (77)   [Details]
(2005)'Modelling electrostatic behaviour of microcantilevers incorporating residual stress gradient and non-ideal anchors'
Lishchynska, M.,Cordero, N.,Slattery, O.,O'Mahony, C. (2005) 'Modelling electrostatic behaviour of microcantilevers incorporating residual stress gradient and non-ideal anchors'. Journal of Micromechanics and Microengineering, 15 (77)   [Details]
(2005)'Low-voltage micromechanical test structures for measurement of residual charge in dielectrics'
O'Mahony, C.,Duane, R.,Hill, M.,Mathewson, A. (2005) 'Low-voltage micromechanical test structures for measurement of residual charge in dielectrics'. Electronics Letters, 41 (77):409-411409   [Details]
(2003)'Characterization of micromechanical structures using white-light interferometry'
O'Mahony, C.,Hill, M.,Brunet, M.,Duane, R.,Mathewson, A. (2003) 'Characterization of micromechanical structures using white-light interferometry'. Measurement Science & Technology, 14 (1010):1807-18141807   [Details]
(2003)'Performance and reliability of post-CMOS metal/oxide MEMS for RF application'
Hill, M.,O' Mahony, C.,Duane, R.,Mathewson, A. (2003) 'Performance and reliability of post-CMOS metal/oxide MEMS for RF application'. Journal of Micromechanics and Microengineering, 13 (44)   [Details]
(2003)'Analysis of electromechanical boundary effects on the pull-in of micromachined fixed-fixed beams'
O'Mahony, C.,Hill, M.,Duane, R.,Mathewson, A. (2003) 'Analysis of electromechanical boundary effects on the pull-in of micromachined fixed-fixed beams'. Journal of Micromechanics and Microengineering, 13 (4)   [DOI] [Details]
(2002)'Titanium as a micromechanical material'
O'Mahony, C.,Hill, M.,Hughes, P. J.,Lane, W. A. (2002) 'Titanium as a micromechanical material'. Journal of Micromechanics and Microengineering, 12 (44):438-443438   [Details]
(2001)'Verification of 2-D MEMS model using optical profiling techniques'
Hill, M.,O'Mahony, C.,Berney, H.,Hughes, P. J.,Hynes, E.,Lane, W. A. (2001) 'Verification of 2-D MEMS model using optical profiling techniques'. Optics and Lasers in Engineering, 36 (22):169-183169   [Details]

Professional Activities

Honours and Awards

 YearTitleAwarding Body
2018Collaboration Achievement Award Irish Laboratory Awards
2017Finalist - UCC Invention of The Year Awards Technology Transfer Office - University College Cork
2014Best Poster Award - Microneedles 2014 Conference Microneedles 2014 Conference
2012University College Cork - Research Team of the Year University College Cork
2010University College Cork - In Recognition of Research Commercialisation University College Cork
2009Best Paper Award - IOP Spring Weekend Institute of Physics
2008Best Poster Award - XXXII International Conference of IMAPS XXXII International Conference of IMAPS - CPMT IEEE Poland
2008Best Paper Award - RIA Colloquium on Emerging Trends in Wireless Communications Royal Irish Academy Colloquium on Emerging Trends in Wireless Communications
2008Best Innovation Awards – Overall Winner Technology Section Meeta (Irish Maintenance Association)
2007Bast Poster Award - IMAPS Poland Conference IMAPS Poland,

Professional Associations

 AssociationFunctionFrom / To
Institute of Electrical and Electronics Engineers (IEEE) Member01-OCT-08 /

Committees

 CommitteeFunctionFrom / To
Chair - Micromechanics Europe Workshop 2016 Chair2016 /
Chair - International Conference on Microneedles 2012 Chair2012 /

Employment

 EmployerPositionFrom / To
Tyndall National Institute, University College Cork Senior Research Scientist03-SEP-13 /
Chongqing Technology and Business University, China Adjunct Professor01-OCT-17 /
Tyndall National Institute, University College Cork Research Scientist01-SEP-06 / 04-SEP-13
National Microelectronics Research Centre, UCC Post-doctoral Researcher31-AUG-04 / 01-AUG-06

Education

 YearInstitutionQualificationSubject
2004UCC PhDMicroelectronics
2001UCC Master of Engineering ScienceMicroelectronics
1998UCC BSC (HONS)Physics

Languages

 LanguageReadingWritingSpeaking
French BasicBasicFunctional
English FluentFluentFluent

Outreach Activities

 Description

  • European Space Agency CANSAT Competition 2013
  • UCC Public Lecture Series 2012
  • 'First Fridays' at Blackrock Castle 2012

Journal Activities

 JournalRoleTo / From
Ieee Sensors Journal Referee-
Journal Of Micromechanics And Microengineering Member of Editorial Board-
Nanotechnology Referee-
Sensors And Actuators B-Chemical Referee-
Journal Of Diabetes Science And Technology Referee-
Ieee Sensors Journal Referee-
European Journal Of Pharmaceutics And Biopharmaceutics Referee-
Expert Opinion In Drug Delivery Referee-
Sensors And Actuators A-Physical Referee-
Measurement Science &Technology Referee-
Iee Electronics Letters Referee-
Nanotechnology Referee-
Journal Of Controlled Release Referee-
Micromachines Referee-
Optics Communications Referee-

Teaching Activities

Teaching Interests

* Lecturer: UE6008 Microsystems Technology and Applications 

* Postgraduate supervision and mentoring

* Postdoctoral training and supervision

* External thesis examination

* Public Outreach

Recent Postgraduates

 Graduation YearStudent NameInstitutionDegree TypeThesis Title
2007Martin Hill University College CorkPhDMicromachined CMOS Compatible Tunable Capacitors
2010Zbigniew Olszewski University College CorkPhDDielectric Charging in RF MEMS Capacitive Switches
2009Mathieu Hautefeuille University College CorkPhDMEMS-based Environmental Monitoring Systems

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