Integrated structured light manipulation

J Wang, K Li, Z Quan - Photonics Insights, 2024 - spiedigitallibrary.org
Structured light, also known as tailored light, shaped light, sculpted light, or custom light,
refers to a series of special light beams with spatially variant amplitudes and phases …

Colloidal engines for innovative tests of information thermodynamics

G Paneru, H Kyu Pak - Advances in Physics: X, 2020 - Taylor & Francis
Recent theoretical developments in information thermodynamics elucidated the link
between the acquired information and the entropy production through measurement and …

Anomalous heating in a colloidal system

A Kumar, R Chétrite… - Proceedings of the …, 2022 - National Acad Sciences
We report anomalous heating in a colloidal system, an experimental observation of the
inverse Mpemba effect, where for two initial temperatures lower than the temperature of the …

Obtaining efficient thermal engines from interacting Brownian particles under time-periodic drivings

IN Mamede, PE Harunari, BAN Akasaki, K Proesmans… - Physical Review E, 2022 - APS
We introduce an alternative route for obtaining reliable cyclic engines, based on two
interacting Brownian particles under time-periodic drivings which can be used as a work-to …

Thermodynamic cost of a shortcuts-to-isothermal transport of a Brownian particle

JAC Albay, SR Wulaningrum, C Kwon, PY Lai… - Physical Review …, 2019 - APS
We study the thermodynamic energy cost required for the shortcuts-to-isothermal (ScI)
process that can accelerate the isothermal process at a finite time. Our experiment uses a …

Realization of finite-rate isothermal compression and expansion using optical feedback trap

JAC Albay, PY Lai, Y Jun - Applied Physics Letters, 2020 - pubs.aip.org
We experimentally realize the finite-rate isothermal process of a Brownian particle in a
breathing harmonic potential. For the compression process, finite-rate equilibration can be …

Structured-light displacement detection method using split-waveplate for dual-beam optical tweezers

G Li, T Kuang, W Xiong, X Han, X Chen, G Xiao… - Optics …, 2023 - opg.optica.org
Structured-light displacement detection method is an innovative approach with extremely
high sensitivity for measuring the displacement of a levitated particle. This scheme includes …

Maximizing power and velocity of an information engine

TK Saha, JNE Lucero, J Ehrich… - Proceedings of the …, 2021 - National Acad Sciences
Information-driven engines that rectify thermal fluctuations are a modern realization of the
Maxwell-demon thought experiment. We introduce a simple design based on a heavy …

Work relation in instantaneous-equilibrium transition of forward and reverse processes

JAC Albay, C Kwon, PY Lai, Y Jun - New Journal of Physics, 2020 - iopscience.iop.org
Realizing quasistatic processes in finite times requires additional control parameters to keep
the system in instantaneous equilibrium (ieq). However, the finite-rate ieq transition of the …

Stochastic currents and efficiency in an autonomous heat engine

W Lin, YH Liao, PY Lai, Y Jun - Physical Review E, 2022 - APS
We experimentally demonstrate that a Brownian gyrator of a colloidal particle confined in a
two-dimensional harmonic potential with different effective temperatures on orthogonal axes …