Results 61 to 70 of about 64,368 (307)

Quorum sensing: a quantum perspective [PDF]

open access: yesJournal of Cell Communication and Signaling, 2016
Quorum sensing is the efficient mode of communication in the bacterial world. After a lot of advancements in the classical theory of quorum sensing few basic questions of quorum sensing still remain unanswered. The sufficient progresses in quantum biology demands to explain these questions from the quantum perspective as non trivial quantum effects ...
Sarangam, Majumdar, Sukla, Pal
openaire   +2 more sources

Optimal Generators for Quantum Sensing

open access: yesPhysical Review Letters, 2023
We propose a computationally efficient method to derive the unitary evolution that a quantum state is most sensitive to. This allows one to determine the optimal use of an entangled state for quantum sensing, even in complex systems where intuition from canonical squeezing examples breaks down.
Jarrod T. Reilly   +4 more
openaire   +3 more sources

Chaotic behaviour of photonic crystals resonators

open access: yes, 2015
We acknowledge support from the EPSRC (ADF, Fellowships No. EP/I004602/1 and No. EP/J004200/1) and KAUST (AF, Grant No. CRG-1-2012-FRA-005).We show here theoretically and experimentally how chaotic Photonic Crystal resonators can be used for en- ergy ...
Krauss, T.F.   +10 more
core   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Global, regional and national trends of atmospheric ammonia derived from a decadal (2008–2018) satellite record

open access: yesEnvironmental Research Letters, 2021
Excess atmospheric ammonia (NH _3 ) leads to deleterious effects on biodiversity, ecosystems, air quality and health, and it is therefore essential to monitor its budget and temporal evolution.
Martin Van Damme   +11 more
doaj   +1 more source

Study on the Gamma Irradiation Characteristics of a Carbon Nanotube Sponge/Polydimethylsiloxane/Tungsten Oxide Flexible Force-Sensitive Structure

open access: yesMicromachines, 2022
This paper proposes a new type of flexible force-sensitive structure that is resistant to gamma radiation and is made of tungsten oxide (WO3) powder, polydimethylsiloxane (PDMS), and carbon nanotube (CNT) sponge.
Xingcheng Han   +4 more
doaj   +1 more source

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Exploring Quantum Sensing Potential for Systems Applications

open access: yesIEEE Access, 2023
The current rise of quantum technology is compelled by quantum sensing research. Thousands of research labs are developing and testing a broad range of sensor prototypes.
Boris Kantsepolsky   +3 more
doaj   +1 more source

Quantum synchronization and dissipative quantum sensing

open access: yesPhysical Review A
We study the phenomenon of quantum synchronization from the viewpoint of quantum metrology. By interpreting quantum self-sustained oscillators as dissipative quantum sensors, we develop a framework to characterize several aspects of quantum synchronization. We show that the quantum Fisher information (QFI) serves as a system-agnostic measure of quantum
Gaurav M. Vaidya   +2 more
openaire   +3 more sources

Quantum Plasmonic Immunoassay Sensing [PDF]

open access: yesNano Letters, 2019
Plasmon-polaritons are among the most promising candidates for next generation optical sensors due to their ability to support extremely confined electromagnetic fields and empower strong coupling of light and matter. Here we propose quantum plasmonic immunoassay sensing as an innovative scheme, which embeds immunoassay sensing with recently ...
Nuttawut Kongsuwan   +6 more
openaire   +4 more sources

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