Results 161 to 170 of about 84,499 (278)

The Vertical Interferometer [PDF]

open access: yesProceedings of the National Academy of Sciences, 1920
openaire   +2 more sources

Photonic Integrated Circuit Platform on 3 μm Thick Silicon‐on‐Insulator and Its Application Examples

open access: yesNanophotonics, Volume 15, Issue 17, 11 September 2026.
This paper gives an overview of the 3 μm SOI PIC platform and explains its unique characteristics, such as ultra‐high mode confinement, low losses, dense integration, polarization‐independent operation, small phase errors, and ultra‐broadband operation.
Timo Aalto   +9 more
wiley   +1 more source

High‐Efficiency Acousto‐Optic Modulation on Non‐Suspended Thin‐Film Lithium Tantalate

open access: yesNanophotonics, Volume 15, Issue 17, 11 September 2026.
We demonstrate high‐efficiency acousto‐optic modulation on a non‐suspended thin‐film lithium tantalate (LTOI) platform. By engineering acoustic modes within high‐Q resonators, the devices achieve low half‐wave voltage‐length products. This work establishes LTOI as a robust, scalable solution for integrated microwave‐photonics, combining strong ...
Weiran Zhou   +13 more
wiley   +1 more source

A prototype differential atom interferometer for fundamental physics. [PDF]

open access: yesNature
Baynham CFA   +92 more
europepmc   +1 more source

Si‐Doped Nanocrystalline Diamond as Highly Sensitive Luminescence Thermometer for the Physiological Temperature Range

open access: yesAdvanced Functional Materials, Volume 36, Issue 72, 7 September 2026.
In this work, diamonds with negative charged silicon‐vacancy (SiV−) centers have been designed for use as thermometers in biomedical applications. Multiparametric analysis of the emission characteristics of the SiV− centers provides extraordinary sensitivity for temperature detection in the physiological temperature range.
María Gragera   +6 more
wiley   +1 more source

In-orbit test of the weak equivalence principle with atom interferometry. [PDF]

open access: yesSci Adv
Zhang DF   +24 more
europepmc   +1 more source

Resolving the Structural Duality of Graphene Grain Boundaries

open access: yesAdvanced Materials, Volume 38, Issue 51, 11 September 2026.
Cantilever ncAFM resolves the atomic structure of grain boundaries in graphene, revealing coexisting stable and metastable types. Both contain pentagon/heptagon defects, but metastable GBs show irregular geometries. Modeling shows metastable GBs form under compression, exhibiting vertical corrugation, while stable GBs are flat.
Haojie Guo   +11 more
wiley   +1 more source

AI-driven robotics for optics. [PDF]

open access: yesSci Adv
Uddin SZ   +7 more
europepmc   +1 more source

Prognostic Approaches for Early Detection of Thermal Runaway in Lithium‐Ion Batteries

open access: yesBattery Energy, Volume 5, Issue 5, September 2026.
This article reviews methodologies for early detection of thermal runaway in lithium‐ion batteries, focusing on thermal, electrical, mechanical, and gas‐based precursors. It compares detection performance, reliability, lead time, and system‐level integration challenges to guide the development of practical, robust prognostic safety architectures.
Sahithi Maddipatla   +3 more
wiley   +1 more source

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