Search results for integrated circuit

Nanomaterials Apr 18, 2024

Novel material supercharges innovation in electrostatic energy storage

Electrostatic capacitors play a crucial role in modern electronics. They enable ultrafast charging and discharging, providing energy storage and power for devices ranging from smartphones, laptops and routers to medical devices, ...

Optics & Photonics Apr 16, 2024

Gigahertz-rate switchable wavefront shaping by LNOI-empowered metasurface

Over the past decade, metasurfaces deploying two-dimensional artificial nanostructures have emerged as a groundbreaking platform to manipulate light across various degrees of freedom. These metasurfaces exhibit significant ...

Optics & Photonics Apr 11, 2024

A compact metasurface array-based system for single-shot spectroscopic ellipsometry measurement

Spectroscopic ellipsometry is widely adopted in semiconductor processing, such as in the manufacturing of integrated circuits, flat display panels, and solar cells. However, a conventional spectroscopic ellipsometer, as shown ...

Optics & Photonics Mar 28, 2024

Advancing quantum networks: Study achieves largest photon emission enhancement for single T center to date

Rice University engineers have demonstrated a way to control the optical properties of atomic imperfections in silicon material known as T centers, paving the way toward leveraging these point defects for building quantum ...

Optics & Photonics Mar 28, 2024

An on-chip photon-counting reconstructive spectrometer with tailored cascaded detector array

Superconducting nanowire single-photon detectors (SNSPDs) have been widely used in various applications requiring single photon detection thanks to their attractive performances. Since SNSPDs are thin films of serval nanometers ...

Optics & Photonics Mar 26, 2024

Pixelated non-volatile programmable photonic integrated circuits proposed by researchers in China

Researchers from Huazhong University of Science and Technology proposed a pixelated programmable photonic integrated circuit (PICs) with record-high 20-level intermediate states of phase change materials (PCMs).

Optics & Photonics Mar 19, 2024

Continuous non-invasive glucose sensing on the horizon with the development of a new optical sensor

For decades, people with diabetes have relied on finger pricks to withdraw blood or adhesive microneedles to measure and manage their glucose levels. In addition to being painful, these methods can cause itching, inflammation ...

Optics & Photonics Mar 15, 2024

Chiral transmission by an open evolution trajectory in a non-Hermitian system

In non-Hermitian systems, two or more eigenvalues and eigenstates of a resonant system coalesce at Exceptional points (EPs). Dynamic encircling of EPs has received significant interest in recent years, as it leads to highly ...

Plants & Animals Mar 14, 2024

Tropical birds could tolerate warming better than expected

Consider the globe, spinning silently in space. Its poles and its middle, the equator, remain relatively stable, thermally speaking, for the duration of Earth's annual circuit around the sun. The spaces between—Earth's ...

Plants & Animals Mar 13, 2024

Bees use antennae to decode hive mates' dances

Scientists have discovered how honeybees can decipher dances by their hive mates that relay directions to food. The findings, published in Current Biology, reveal how, in the complete darkness of the hive, each bee uses its ...

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