Journal

Blog & Updates

* Illustrative image.

PlasmonicsRefractive IndexNonlinear Optics

Optically tunable linear and nonlinear enhancement of index of refraction

3 October 2026

A pump–probe study of how the strength and phase of a control field tune the plasmonic analogue of index enhancement.

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Fano ResonanceFluorescence

Continuous and reversible electrical-tuning of fluorescent decay rate via Fano resonance

30 September 2026

Sliding a narrow transparency window across a molecule's emission line with a voltage lets its decay rates be tuned continuously.

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Near-Field MicroscopyFano Interference

Off-resonant Fano-enhanced single-molecule-resolution imaging with a CW source

27 September 2026

Simulations show how a defect at the tip apex can push near-field optical imaging towards 1 nm resolution under continuous-wave light.

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ENZNanoantenna

Active tuning of ENZ resonances in a meta-antenna through phase modulation of an optical pulse

24 September 2026

Changing the phase of a control pulse reversibly shifts the epsilon-near-zero window of an L-shaped plasmonic nanoantenna.

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Extraordinary Optical TransmissionFano Resonance

Voltage-controlled extraordinary optical transmission in the visible regime

21 September 2026

A bias voltage applied through nanowires tunes extraordinary optical transmission in the visible over three orders of magnitude.

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Quantum OpticsPlexciton

Stark control of plexcitonic states in incoherent quantum systems

18 September 2026

The optical Stark effect is used to steer hybrid plasmon–emitter states in off-resonant and resonantly coupled quantum systems.

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Near-Field MicroscopyPlasmons

Single-molecule-resolution ultrafast near-field optical microscopy via plasmon lifetime extension

15 September 2026

A quantum emitter at the tip apex extends the plasmon lifetime so that ultrafast near-field signals come from a molecule-sized spot.

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Exciton2D Materials

Exact solution of an exciton energy for a monolayer medium

12 September 2026

Exact energy solutions for two interacting relativistic fermions in 2+1 dimensions, applied to excitons in a free-standing monolayer.

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ObservatoryDAG

The Eastern Anatolia Observatory and the 4-Metre DAG400 Telescope

9 September 2026

Site, sky quality and the key specifications of the 4-metre DAG400 telescope at the Eastern Anatolia Observatory, 3,170 metres up on Mount Palandöken.

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