Search Results - "Rakić, D"

Optical constants from scattering-type scanning near-field optical microscope by Guo, Xiao, Bertling, Karl, Rakić, Aleksandar D.

“…Scattering-type scanning near-field optical microscopy (s-SNOM) allows for the characterization of optical properties of samples at the nanoscale, well below…”
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Recent developments in fibre optic shape sensing by Amanzadeh, Moe, Aminossadati, Saiied M., Kizil, Mehmet S., Rakić, Aleksandar D.

“…This paper presents a comprehensive critical review of technologies used in the development of fibre optic shape sensors (FOSSs). Their operation is based on…”
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Imaging elastic waves in solids: how to use laser feedback interferometry to visualize them by Bertling, Karl, Veidt, Martin, Perchoux, Julien, Rakić, Aleksandar D.

“…The use of ultrasonic elastic waves is a well established technique for non-destructive testing of materials and structures, in particular to exploit the…”
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Feedback Regimes of LFI Sensors: Experimental Investigations by Bertling, Karl, Qi, Xiaoqiong, Taimre, Thomas, Lim, Yah Leng, Rakić, Aleksandar D

“…In this article, we revisit the concept of optical feedback regimes in diode lasers and explore each regime experimentally from a somewhat unconventional point…”
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Imaging of acoustic fields using optical feedback interferometry by Bertling, Karl, Perchoux, Julien, Taimre, Thomas, Malkin, Robert, Robert, Daniel, Rakić, Aleksandar D, Bosch, Thierry

“…This study introduces optical feedback interferometry as a simple and effective technique for the two-dimensional visualisation of acoustic fields. We present…”
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Self-Pulsations in Terahertz Quantum Cascade Lasers under Strong Optical Feedback: The Effect of Multiple Reflections in the External Cavity by Qi, Xiaoqiong, Loh, Hui Yi, Taimre, Thomas, Bertling, Karl, Indjin, Dragan, Rakić, Aleksandar D.

“…We have recently reported the self-pulsation phenomenon under strong optical feedback in terahertz (THz) quantum cascade lasers (QCLs). One important issue,…”
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Spatial tomography of light resolved in time, spectrum, and polarisation by Plöschner, Martin, Morote, Marcos Maestre, Dahl, Daniel Stephen, Mounaix, Mickael, Light, Greta, Rakić, Aleksandar D., Carpenter, Joel

“…Measuring polarisation, spectrum, temporal dynamics, and spatial complex amplitude of optical beams is essential to studying phenomena in laser dynamics,…”
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Comparison of Physical and System Factors Impacting Hydration Sensing in Leaves Using Terahertz Time-Domain and Quantum Cascade Laser Feedback Interferometry Imaging by Singh, Khushboo, Bandyopadhyay, Aparajita, Bertling, Karl, Lim, Yah Leng, Gillespie, Tim, Indjin, Dragan, Li, Lianhe, Linfield, Edmund H, Davies, A Giles, Dean, Paul, Rakić, Aleksandar D, Sengupta, Amartya

“…To reduce the water footprint in agriculture, the recent push toward precision irrigation management has initiated a sharp rise in photonics-based hydration…”
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Probing peptide nanowire conductivity by THz nanoscopy by Solemanifar, Armin, Guo, Xiao, Donose, Bogdan C, Bertling, Karl, Laycock, Bronwyn, Rakić, Aleksandar D

“…Significant efforts have recently been invested in assessing the physical and chemical properties of microbial nanowires for their promising role in developing…”
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Near-field terahertz nanoscopy of coplanar microwave resonators by Guo, Xiao, He, Xin, Degnan, Zach, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D., Jacobson, Peter

“…Superconducting quantum circuits are one of the leading quantum computing platforms. To advance superconducting quantum computing to a point of practical…”
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Collimated beam formation in 3D acoustic sonic crystals by Vanel, A L, Dubois, M, Tronche, C, Fu, S, Wang, Y-T, Dupont, G, Rakić, A D, Bertling, K, Abdeddaim, R, Enoch, S, Craster, R V, Li, G, Guenneau, S, Perchoux, J

“…Abstract We demonstrate strongly collimated beam formation, at audible frequencies, in a three-dimensional acoustic phononic crystal where the wavelength is…”
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Microparticle discrimination using laser feedback interferometry by Herbert, Jeremy, Bertling, Karl, Taimre, Thomas, Rakić, Aleksandar D, Wilson, Stephen

“…In this work, we present a method to discriminate between different microparticle sizes in mixed flowing media based on laser feedback interferometry, which…”
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Frequency combs in quantum cascade lasers: An overview of modeling and experiments by Silvestri, Carlo, Qi, Xiaoqiong, Taimre, Thomas, Bertling, Karl, Rakić, Aleksandar D.

“…Over the past decade, the demonstration of frequency combs has been reported in a wide range of quantum cascade lasers. These combs have huge potential in…”
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Ultrafast switch-on dynamics of frequency-tuneable semiconductor lasers by Kundu, Iman, Wang, Feihu, Qi, Xiaoqiong, Nong, Hanond, Dean, Paul, Freeman, Joshua R., Valavanis, Alexander, Agnew, Gary, Grier, Andrew T., Taimre, Thomas, Li, Lianhe, Indjin, Dragan, Mangeney, Juliette, Tignon, Jérôme, Dhillon, Sukhdeep S., Rakić, Aleksandar D., Cunningham, John E., Linfield, Edmund H., Davies, A. Giles

“…Single-mode frequency-tuneable semiconductor lasers based on monolithic integration of multiple cavity sections are important components, widely used in…”
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Spectral broadening caused by dynamic speckle in self-mixing velocimetry sensors by Kliese, Russell, Rakić, A D

“…Self-mixing laser sensors require few components and can be used to measure velocity. The self-mixing laser sensor consists of a laser emitting a beam focused…”
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Self-mixing laser Doppler flow sensor: an optofluidic implementation by Nikolić, Milan, Hicks, Elaine, Lim, Yah Leng, Bertling, Karl, Rakić, Aleksandar D

“…We present the miniaturization of self-mixing interferometry (SMI) into a microfluidic circuit using an optical fiber, forming an optofluidic device that can…”
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Dual-Modality Confocal Laser Feedback Tomography for Highly Scattering Medium by Mowla, Alireza, Bertling, Karl, Wilson, Stephen J., Rakic, Aleksandar D.

“…The combination of optical modalities is a common practice to improve the efficiency of biomedical optics systems. We propose confocal laser feedback…”
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Measurement of the emission spectrum of a semiconductor laser using laser-feedback interferometry by Keeley, James, Freeman, Joshua, Bertling, Karl, Lim, Yah Leng, Mohandas, Reshma A., Taimre, Thomas, Li, Lianhe H., Indjin, Dragan, Rakić, Aleksandar D., Linfield, Edmund H., Davies, A. Giles, Dean, Paul

“…The effects of optical feedback (OF) in lasers have been observed since the early days of laser development. While OF can result in undesirable and…”
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Frequency combs induced by optical feedback and harmonic order tunability in quantum cascade lasers by Silvestri, Carlo, Qi, Xiaoqiong, Taimre, Thomas, Rakić, Aleksandar D.

“…This study investigates the interaction between frequency combs and optical feedback effects in Quantum Cascade Lasers (QCLs). The theoretical analysis reveals…”
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Unravelling the physicochemical and antimicrobial mechanisms of human serum albumin/tannic acid coatings for medical-grade polycaprolactone scaffolds by Cometta, Silvia, Donose, Bogdan C., Juárez-Saldivar, Alfredo, Ravichandran, Akhilandeshwari, Xu, Yanan, Bock, Nathalie, Dargaville, Tim R., Rakić, Aleksandar D., Hutmacher, Dietmar W.

“…Biofilm-related biomaterial infections are notoriously challenging to treat and can lead to chronic infection and persisting inflammation. To date, a large…”
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