Publications

2017


Enhancement of the quadrupole interaction of an atom with guided light of an ultrathin optical fiber
F Le Kien, T Ray, T Nieddu, T Busch and S Nic Chormaic
arxiv.org/abs/1709.06700

Efficient micro- and nanoparticle trapping with plasmonic arrays of asymmetric annular apertures
X Han, VG Truong and S Nic Chormaic
submitted (2017)

Bismuth-doped glass microsphere lasers
Z Fang, S Nic Chormaic, S Wang, X Wang, Y Jiang, J Qiu and P Wang
submitted (2017)

Probing decoherence in plasmonic waveguides in the quantum regime
SG Dlamini, JT Francis, X Zhang, SK Ozdemir, S Nic Chormaic, F Petruccione and MS Tame
submitted arxiv.org/abs/1705.10344

Channeling of spontaneous emission from an atom into the fundamental and higher-order modes of a vacuum-clad ultrathin optical fiber
F Le Kien, SSS Hejazi, T Busch, VG Truong and S Nic Chormaic
accepted Phys. Rev. A (2017) arxiv.org/abs/1706.04291

Pump induced lasing suppression in Yb:Er-doped microlasers
F Lei, Y Yang, JM Ward and S Nic Chormaic
Opt. Express 25, 24679 (2017)

Whispering gallery mode microcavities: from fabrication to applications
R Madugani
PhD Thesis, University College Cork, Ireland (2017) 

Particle manipulation using ultrathin optical fibres 
A Maimaiti
PhD Thesis, University College Cork, Ireland (2017)

Challenging a culture of inequality
S Nic Chormaic
Optics and Photonics News, pp 18-20 (October 2017)

Bandpass transmission spectra of a whispering gallery microcavity coupled to an ultrathin fiber
F Lei, RMJ Murphy, JM Ward, Y Yang and S Nic Chormaic
Photonics Research 5 362 (2017)

Higher-order modes of vacuum-clad ultrathin optical fibers
F Le Kien, T Busch, VG Truong and S Nic Chormaic
Phys. Rev. A 96 023835 (2017)

Optical nanofiber-based cavity induced by periodic air-nanohole arrays
W Li, J Du, VG Truong and S Nic Chormaic
Appl. Phys. Lett. 110, 253102 (2017)

Chirality of light in hybrid modes of vacuum-clad ultrathin optical fibers (invited paper)
F Le Kien, T Busch, VG Truong and S Nic Chormaic
Communications in Physics 27, 23 (2017)

All-optical nanopositioning of high-Q silica microspheres
RMJ Murphy, F Lei, JM Ward, Y Yang and S Nic Chormaic
Opt. Express 25, 13101 (2017)

Whispering gallery resonators for optical sensing
R Madugani, S Kasumie, Y Yang, J Ward, F Lei and S Nic Chormaic
Proc. SPIE 10323, 25th International Conference on Optical Fiber Sensors, 103231B (April 23, 2017)

Nanoparticle trapping and control in a hollow whispering gallery resonator
JM Ward, Y Yang and S Nic Chormaic
Proc SPIE 10252, Optical Manipulation Conference, 102520X (April 18, 2017)

Nano-ring arrays for sub-micron particle trapping
X Han, VG Truong and S Nic Chormaic
Proc. SPIE 10252, Optical Manipulation Conference, 102520R (April 18, 2017)

Optical binding of particles in the evanescent field of microfiber modes
A Maimaiti, VG Truong and S Nic Chormaic
Proc. SPIE 10252, Optical Manipulation Conference, 102520T (April 18, 2017)

Tunable erbium-doped microbubble laser fabricated by sol-gel coating
Y Yang, F Lei, S Kasumie, L Xu, J Ward, L Yang and S Nic Chormaic
Opt. Express 25, 1308 (2017)

2016


Light-induced interactions using optical near-field devices
M Daly
PhD Thesis, OIST Graduate University (2016)

Photodissociation of trapped Rb2+ : Implications for hybrid molecular ion-atom trapping
S Jyothi, T Ray, S Dutta, AR Allouche, R Vexiau, O Dulieu and SA Rangwala
Phys. Rev. Lett. 117, 213002 (2016)

Cavity ring-up spectroscopy for dissipative and dispersive sensing in a whispering gallery mode resonator
Y Yang, R Madugani, S Kasumie, JM Ward and S Nic Chormaic
Appl. Phys. B 122, 291 (2016) 

Advances in fibre microendoscopy for neuronal imaging
SP Mekhail, G Arbuthnott and S Nic Chormaic
Opt. Data Process. Storage 2, 30 (2016) 

Bayesian estimation of discrete-time cellular neural network coefficients 
H. M. Ozer, A. Ozmen and H Senol
Turk. J. Ele. Eng. & Comp. Sci. (2016) DOI: 10.3906/elk-1510-87

Four-wave mixing parametric oscillation and frequency comb generation at visible wavelengths in a silica microbubble resonator
Y Yang, X Jiang, S Kasumie, G Zhao, L Xu, J Ward, L Yang and S Nic Chormaic
Opt. Lett. 41, 5266 (2016)  arxiv.org/abs/1606.03334

Plasmonic trapping based on nanoring devices at low incident power
X Han, VG Truong, SSS Hejazi and S Nic Chormaic
Proc. SPIE 9922, Optical Trapping and Optical Micromanipulation XIII, 992227 (San Diego, September, 2016)

Temperature measurement of cold atoms using transient absorption of a resonant probe through an optical nanofibre
R Kumar, V Gokhroo, VB Tiwari and S Nic Chormaic
J. Opt. 18, 115401 (2016)  Selected by J. Opt. for Highlights of 2016 in Light-Matter Interactions

Packaged optical add-drop filter based on an optical microfiber coupler and a microsphere
P Wang, R Madugani, H Zhao, W Yang, JM Ward, Y Yang, G Farrell, G Brambilla and S Nic Chormaic
IEEE Photon. Technol. Lett. 28, 2277 (2016)

Highly tunable plasmonic nanoring arrays for nanoparticle manipulation and detection
M Sergides, VG Truong and S Nic Chormaic
Nanotechnology 27, 365301 (2016)

Nonlinear force dependence on optically bound micro-particle arrays in the evanescent fields of fundamental and higher order microfibre modes
A Maimaiti, D Holzmann, VG Truong, H Ritsch and S Nic Chormaic
Sci. Rep. 6, 30131 (2016) 

Quantum coherent tractor beam effect for atoms trapped near a nanowaveguide
M Sadgrove, S Wimberger and S Nic Chormaic
Sci. Rep. 6, 28905 (2016)

Evanescent field trapping of nanoparticles using nanostructured ultrathin optical fibers
M Daly, VG Truong and S Nic Chormaic
Opt. Express 24, 14470 (2016)

Glass-on-glass fabrication of bottle-shaped tunable micro-lasers and their applications
JM Ward, Y Yang and S Nic Chormaic
Sci. Rep. 6, 25152 (2016)

Fiber bundle in-vivo epifluorescence microscopy with image reconstruction
SP Mekhail, O Jáidar, G Arbuthnott and S Nic Chormaic
Biomedical Optics 2016, OSA Technical Digest (online) (Optical Society of America, 2016), paper JW3A.26

Linear laser tuning using a pressure-sensitive microbubble resonator 
R Madugani, Y Yang, VH Le,  JM Ward, and S Nic Chormaic
IEEE Photon. Technol. Lett. 28, 1134 (2016) 

Optical nanofibres and neutral atoms (invited topical review)  Selected as "Paper of the Week".
Acknowledged by IOP as a top-cited review article of 2016
T Nieddu, V Gokhroo and S Nic Chormaic
J. Opt. 18, 053001 (2016)   Selected by J. Opt. for Highlights of 2016 in Topical Reviews

Forward versus backward polarization-resolved SHG imaging of collagen structure in tissues
C Teulon, I Gusachenko, G Latour, M-C Schanne-Klein
Proc. SPIE 9712, Multiphoton Microscopy in the Biomedical Sciences XVI, 971218 (March 14, 2016)

Flow sensing using a hollow whispering gallery mode microlaser
J Ward, Y Yang and S Nic Chormaic
Proc. SPIE 9727, Laser Resonators, Microresonators and Beam Control XVIII, 972718 (March 8, 2016)

Development of packaged silica microspheres coupled with tapered optical microfibers
P Wang, R Madugani, H Zhao, J Ward, Y Yang, G Farrell, G Brambilla and S Nic Chormaic
Proc. SPIE 9727, Laser Resonators, Microresonators and Beam Control XVIII, 972704 (March 8, 2016)

Degenerate four-wave-mixing in a silica, hollow bottle microresonator
Y Yang, Y Ooka, RM Thompson, JM Ward, and S Nic Chormaic
Opt. Lett. 41, 575 (2016)

High-Q, ultrathin-walled microbubble resonator for aerostatic pressure sensing
Y Yang, S Saurabh, J Ward, and S Nic Chormaic
Opt. Express 24, 294 (2016)

2015


Nonlinear optics with cold Rb atoms using tapered optical nanofibres
R Kumar
PhD Thesis, University College Cork, Ireland 

Multi-level, cascaded electromagnetically induced transparency in cold atoms using an optical nanofibre interface
R Kumar, V Gokhroo and S Nic Chormaic
New J. Phys. 17, 123012 (2015)   Selected for inclusion in IOPSelect

Quantum networks based on cold Rydberg atoms and an optical nanofiber
K Subramonian, T Ray and S Nic Chormaic
in Frontiers in Optics 2015, OSA Technical Digest (online) (Optical Society of America, 2015), paper FW3D.4. 

Submicron particle manipulation using slotted tapered optical fibers
M Daly, VG Truong and S Nic Chormaic
Proc. SPIE 9548, Optical Trapping and Optical Micromanipulation XII, 954812 (San Diego, USA, August 2015) 

Ultrathin optical fibers for particle trapping and manipulation
A Maimaiti, VG Truong and S Nic Chormaic
Proc. SPIE 9548, Optical Trapping and Optical Micromanipulation XII, 954815 (San Diego, USA, August 2015) 

Characterization of periodic plasmonic nanoring devices for nanomanipulation
M Sergides, VG Truong, P Pranam, JR Schloss, BS Bhardwaj and S Nic Chormaic
Proc. SPIE 9548, Optical Trapping and Optical Micromanipulation XII, 95481T (San Diego, USA, August 2015) 

Raman lasing in a hollow, bottle-like microresonator
Y Ooka, Y Yang, J Ward, and S Nic Chormaic
Appl. Phys. Express 8, 092001 (2015) 

Optical nanofiber integrated into optical tweezers for in situ fiber probing and optical binding studies
I Gusachenko, VG Truong, M Frawley, and S Nic Chormaic
Photonics 2, 795 (2015) OPEN ACCESS 

Optomechanical transduction and characterization of a silica microsphere pendulum via evanescent light
R Madugani, Y Yang, JM Ward, VH Le and S Nic Chormaic
Appl. Phys. Lett. 106, 241101 (2015)       

Optical control of resonant light transmission for an atom-cavity system
A Sharma, T Ray, RV Sawant, G Sheikholeslami and SA Rangwala
Phys. Rev. A 91, 043824 (2015)

Autler-Townes splitting via frequency up-conversion at ultralow-power levels in cold 87Rb atoms using an optical nanofiber
R Kumar, V Gokhroo, K Deasy and S Nic Chormaic
Phys. Rev. A 91, 053842 (2015) OPEN ACCESS

Optical nanofiber facilitated nonlinear optics effects in cold atoms
V Gokhroo, R Kumar and S Nic Chormaic
Proc. SPIE 9503, Nonlinear Optics and Applications IX, 95030D (May 18, 2015)

Nanostructured tapered optical fibers for particle trapping
M Daly, VG Truong and S Nic Chormaic
Proc. SPIE 9507, Micro-structured and Speciality Optical Fibres IV, 95070E (May 7, 2015)

Optical trapping and manipulation of micrometer and submicrometer particles
M Daly, M Sergides and S Nic Chormaic
Laser & Photonics Reviews 9, 309 (2015) DOI 10.1002/lpor201500006 

Coupled-mode-induced transparency in aerostatically tuned microbubble whispering-gallery resonators
Y Yang, S Saurabh, J Ward and S Nic Chormaic
Opt. Lett. 40, 1834 (2015)

Theoretical, numerical and experimental study of geometrical parameters that affect anisotropy measurements in polarization-resolved SHG microscopy
C Teulon, I Gusachenko, G Latour and M-C Schanne-Klein
Opt. Exp. 23, 9313 (2015)

Higher order microfibre modes for dielectric particle trapping and propulsion
A Maimaiti, VG Truong, M Sergides, I Gusachenko and S Nic Chormaic
Scientific Reports 5, 9077 (2015)

PDMS quasi-droplet microbubble resonator
JM Ward, Y Yang and S Nic Chormaic
Proc. SPIE 9343, Laser Resonators, Microresonators, and Beam Control XVII, 934314 (March 3, 2015)

Asymmetric response function of the transduction spectrum for a microsphere pendulum
JM Ward, R Madugani, Y Yang and S Nic Chormaic
Proc. SPIE 9343, Laser Resonators, Microresonators, and Beam Control XVII, 934302 (March 3, 2015)

Lead-silicate glass optical microbubble resonator
P Wang, J Ward, Y Yang, X Feng, G Brambilla, G Farrell and S Nic Chormaic
Appl. Phys. Lett. 106, 061101 (2015)

Interaction of laser-cooled 87Rb atoms with higher order modes of an optical nanofibre
R Kumar, V Gokhroo, K Deasy, A Maimaiti, MC Frawley, C Phelan and S Nic Chormaic
New J. Phys. 17, 013026 (2015) OPEN ACCESS

2014


Optical micro- and nanofiber pulling rig 
JM Ward, A Maimaiti, VH Le and S Nic Chormaic
Rev. Sci. Instrum. 85, 111501 (2014) arxiv.org/abs/1402.6396

Hollow core, whispering gallery resonator sensors (invited review)
JM Ward, N Dhasmana and S Nic Chormaic
Eur. Phys. J. Special Topics 223, 1917 (2014)  arxiv.org/abs/1408.4338

Towards polarization-sensitive trapping of nanoparticles in nanoring apertures
I Gusachenko, M Sergides, VG Truong and S Nic Chormaic
Proc. SPIE 9164, Optical Trapping & Optical Manipulation XI, 91642Y (2014)  

Optical nanofiber integrated into an optical tweezers for particle probing and in-situ fiber probing
I Gusachenko, MC Frawley, VG Truong and S Nic Chormaic
Proc. SPIE 9164, Optical Trapping & Optical Manipulation XI, 91642X (2014)  arxiv.org/abs/1401.1550

Determination of collagen fibril size via absolute measurements of second-harmonic generation signals
S Bancelin, C Aimé, I Gusachenko, L Kowalczuk, G Latour, T Coradin, MC Schanne-Klein
Nat. Commun. 5 4920 (2014)  

Two-qubit gate operation on selected nearest neighboring qubits in a neutral atom quantum computer
E Hosseini Lapasar, K Kasamatsu, S Nic Chormaic, T Takui, Y Kondo, M Nakahara and T Ohmi
in Kinki University Series on Quantum Computing Vol. 9: Physics, Mathematics and All that Quantum Jazz, Eds: S Tanaka, M Bando and U Tüngördü (World Scientific 2014).

Optical micro- and nanofibres: Higher mode generation and particle manipulation studies
M Frawley
PhD Thesis, UCC, Ireland

Selective particle trapping and optical binding in the evanescent field of an optical nanofiber
MC Frawley, I Gusachenko, VG Truong, M Sergides and S Nic Chormaic
Opt. Exp. 22, 16322 (2014) OPEN ACCESS   
Selected for the Virtual J. Biomedical Opt. 9, 16322 (2014).  

Nanostructured optical nanofibre for atom trapping
M Daly, VG Truong, CF Phelan, K Deasy and S Nic Chormaic
New J. Phys. 16, 053052 (2014) OPEN ACCESS

Two-qubit gate operation on selected nearest-neighbor neutral atom qubits
EH Lapasar, K. Kasamatsu, S Nic Chormaic, T Takui, Y Kondo, M Nakahara and T Ohmi
J. Phys. Soc. Jpn. 83, 044005 (2014)  arxiv.org/abs/1310.6112

Investigation of a 85Rb dark magneto-optical trap using an optical nanofibre 
L Russell, R Kumar, VB Tiwari and S Nic Chormaic
Meas. Sci. Technol. 25 055203 (2014)
Featured in Advances in Engineering 

Quasi-droplet microbubbles for high resolution sensing applications
Y Yang, J Ward and S Nic Chormaic
Opt. Exp. 22, 6881 (2014) OPEN ACCESS

Liquid core microbubble resonators for highly sensitive temperature sensing
J Ward, Y Yang and S Nic Chormaic
Proc. SPIE 8960, Photonics West: Laser Resonators, Microresonators, and Beam Control XVI, 89601W (San Jose, USA, February 2014)

Optimization of whispering gallery modes in microbubble resonators for sensing applications
Y Yang, J Ward and S Nic Chormaic
Proc. SPIE 8960, Photonics West: Laser Resonators, Microresonators, and Beam Control XVI, 89600I (San Jose, USA, February 2014)

2013


Characterisation and spectroscopy of laser cooled atoms with a nanofibre
L Russell
PhD Thesis, UCC, Ireland

Numberical simulation of polarization-resolved second-harmonic microscopy in birefringent media
I Gusachenko and M-C Schanne-Klein
Phys. Rev. A 88 053811 (2013) 

Advanced optics in an interdiscliplinary graduate programme
S Nic Chormaic
Proc. ETOP 2013,  Twelfth International Topical Meeting on Education & Training in Optics and Photonics (Porto, Portugal, July 2013)

Observation of Zeeman shift in the rubidium D2 line using an optical nanofiber in vapor
A Watkins, VB Tiwari, J Ward, K Deasy and S Nic Chormaic
Proc. SPIE 8785, 8th Iberoamerican Optics Meeting and 11th Latin American Meeting on Optics, Lasers, and Applications, 87850S (November 18, 2013)arxiv.org/abs/1208.4708

Photonic crystal nanocavities containing plasmonic nanoparticles assembled using a laser-printing technique
J Do, KN Sediq, K Deasy, DM Coles, J Rodriguez-Dernandez, J Feldman and DG Lidzey
Adv. Opt. Mat. 1, 946 (2013) 

Shaping the evanescent field of optical nanofibers for cold atom trapping
CF Phelan, T Hennessy and T Busch
Opt. Express 21, 27093 (2013)

Highly sensitive temperature measurements with liquid-core microbubble resonators
J Ward, Y Yang and S Nic Chormaic
IEEE Phot. Tech. Lett. 25, 2350 (2013)

Spectroscopy, manipulation and trapping of neutral atoms, molecules, and other particles using optical nanofibers: A review
MJ Morrissey, K Deasy, M Frawley, R Kumar, E Prel, L Russell,VG Truong and S Nic Chormaic
Sensors 13, 10449 (2013) OPEN ACCESS

Evanescent field sensing: optical nanofibres, whispering gallery mode microspherical and microbubble resonators
AM Watkins
PhD Thesis, UCC, Ireland 

Measurements on release-recapture of cold 85Rb atoms using an optical nanofibre in a magneto-optical trap
L Russell, R Kumar, VB Tiwari and S Nic Chormaic
Opt. Commun. 309, 313 (2013)

Female role models in physics education in Ireland
S Nic Chormaic, S Fee, L Tobin and T Hennessy
AIP Conf. Proc. 1517, 110 (2013)

2012


Terahertz tuning of whispering gallery modes in a PDMS, stand-alone, stretchable microsphere
R Madugani, Y Yang, JM Ward, JD Riordan, S Coppola, V Vespini, S Grilli, A Finizio, P Ferraro and S Nic Chormaic
Opt. Lett. 37, 4762 (2012).

Higher order mode propagation in an optical nanofiber
MC Frawley, A Petcu-Colan, VG Truong and S Nic Chormaic
Opt. Commun. 285, 4648 (2012).

1- and 2-photon absorption by laser-cooled 85Rb using an optical nanofiber
L Russell, M Daly and S Nic Chormaic
AIP Conf. Proc. 1469, 82 (2012).

Thermo-optical tuning of whispering gallery modes in Erbium:Ytterbium doped glass microspheres to arbitrary probe wavelengths
A Watkins, J Ward and S Nic Chormaic
Jap. J. Appl. Phys. 51, 052501 (2012).

Whispering gallery mode resonators as tools for nonlinear optics and optomechanics
S Nic Chormaic, Y Wu and J Ward
Proc. SPIE 8236, 82361K(2012)

Integrated whispering-gallery mode resonators for fundamental physics and sensing applications
J Ward, R Henze, M Gregor, C Pyrlik, A Thies, A Wicht, A Peters, S Nic Chormaic and O Benson
Proc. SPIE 8236, 82361C (2012)

Observation of thermal feedback on the optical coupling noise of a microsphere attached to a low-spring-constant cantilever
Y Wu, J Ward and S Nic Chormaic
Phys. Rev. A 85, 053820 (2012)

Sub-Doppler temperature measurements of laser-cooled atoms using optical nanofibres
L Russell, K Deasy, MJ Daly, MJ Morrissey and S Nic Chormaic
Meas. Sci. Technol. 23, 015201(2012). Selected for the Highlights in 2011-2012 issue. Available for free download.

The Van der Waals interaction of an atom with the convex surface of a nanocylinder
M Frawley, S Nic Chormaic and VG Minogin
Phys. Scr. 85, 058103 (2012)

2011


Single input spherical microbubble resonator
A Watkins, J Ward, Y Wu and S Nic Chormaic
Opt. Lett. 36, 2113 (2011)

Tapered few-mode fibers: mode evolution during fabrication and adiabaticity
A Petcu-Colan, M Frawley and S Nic Chormaic
J. Nonlinear Opt. Phys & Mat. 20, 293 (2011) DOI No: 10.1142/S0218863511006170

Van der Waals interaction of a neutral atom with the surface of a metal or dielectric nanosphere
R Schmidt, S Nic Chormaic and VG Minogin
J. Phys. B 44, 015004 (2011)

2010


Thermo-optical tuning of whispering-gallery modes in Er:Yb co-doped phosphate glass microspheres
J M Ward and S Nic Chormaic
Appl. Phys. B 100, 847 (2010)

Green upconversion lasing and thermo-optical bistability in ZBNA microspheres
Y Wu, J M Ward and S Nic Chormaic
Proc. SPIE Vol. 7716, 77161O-1, Photonics Europe 2010: Micro-Optics (2010)

Thermo-optical tuning of whispering gallery modes in erbium doped microspheres
J M Ward, Y Wu and S Nic Chormaic
Proc. SPIE Vol. 7716, 77162N-1, Photonics Europe 2010: Micro-Optics (2010)

Short vertical tube furnance for the fabrication of doped glass microsphere lasers
J M Ward, Y Wu, K Khalfi and S Nic Chormaic
Rev. Sci. Instrum. 81, 07106 (2010)

Few atom detection and manipulation using optical nanofibres
K Deasy, A Watkins, M Morrissey, R Schmidt and S Nic Chormaic
in QuantumComm2009, Lecture Notes of the Institute for Computer Sciences, Quantum Communicating and Networking , Vol. 6, pp. 200-209 (Springer, 2010) DOI: 10.1007/978-642-1171-2

Trapping of a microsphere pendulum through cavity-enhanced optical forces
Y Wu, JM Ward, VG Minogin and S Nic Chormaic
Phys. Scr. T140, 014040 (2010)

Ultralow green lasing threshold and optical bistability in ZBNA microspheres
Y Wu, J M Ward and S Nic Chormaic
J. Appl. Phys. 107, 033103 (2010) DOI: 10.1063/1.3277024

Manifestation of the van der Waals surface interaction in the spontaneous emission of atoms into an optical nanofiber
VG Minogin and S Nic Chormaic
Laser Phys. 20, 2 (2010)

For earlier papers please click here