Enantiomeric lead-free double perovskites rationally designed by achiral-chiral cation intercalation

Enantiomeric lead-free double perovskites rationally designed by achiral-chiral cation intercalation

Schematic diagram of achiral-chiral cation intercalation strategy for designing a series of chiral lead-free halide double perovskites. Credit: Prof. Luo’s group Chiral optical materials have attracted great attention in multiple disciplines due to their wide application value in fields such as remote sensing, three-dimensional display, information communication, and optical information storage. With the strong demand for stable … Read more

Latest search for new exotic particles at CERN

Latest search for new exotic particles at CERN

Illustration of two types of long-lived particles decaying into a pair of muons, showing how the signals of the muons can be traced back to the long-lived particle decay point using data from the tracker and muon detectors. Credit: CMS/CERN The CMS experiment has presented its first search for new physics using data from Run … Read more

Harnessing all-dielectric metamaterials to manipulate the polarization state of light

Harnessing all-dielectric metamaterials to manipulate the polarization state of light

Schematic diagram of the structure and polarization conversion effects. Credit: Frontiers of Optoelectronics (2023). DOI: 10.1007/s12200-023-00098-9 Polarization is one of the fundamental characteristics of electromagnetic waves. It can convey valuable vector information in sensitive measurements and signal transmission, which is a promising technology for various fields such as environmental monitoring, biomedical sciences, and marine exploration. … Read more

A legal scholar explains the need for government databases to retract information

A legal scholar explains the need for government databases to retract information

The U.S. Patent and Trademark Office granted a patent to Theranos on Dec. 18, 2018, three months after the company was dissolved following a series of investigations and lawsuits that detailed its fraud. The patent has not been rescinded and contains no notice of the faulty nature of the information it contains. Credit: U.S. Patent … Read more

How to make your life greener in 2024

How to make your life greener in 2024

Credit: CC0 Public Domain People all around the world traditionally use their new year to embark on a change in lifestyle. The People’s Climate Vote, a UN survey of public opinion on climate change, highlights that citizens around the world recognize climate change as a global emergency and agree that we should do everything necessary … Read more

New model sheds light on grassland desertification dynamics

New model sheds light on grassland desertification dynamics

Scientists conduct grassland sampling surveys in Xilingol. Credit: AIR In a study published in Remote Sensing, scientists from the Aerospace Information Research Institute (AIR) of the Chinese Academy of Sciences (CAS) have employed a Desertification Difference Index (DDI) model to better understand and combat global grassland desertification. The study focused on extracting desertification information using … Read more

Older workers still struggle with work-life balance—and there’s no one-size-fits-all remedy

Older workers still struggle with work-life balance—and there’s no one-size-fits-all remedy

Credit: CC0 Public Domain The idea that we can comfortably manage all the different facets of life—work, family, other responsibilities—is certainly appealing. But in reality, there is no one-size-fits-all solution to work-life balance—especially for older workers. Making up a third of the New Zealand workforce, older workers (aged 55 and older) are a growing cohort … Read more

Switching off from work has never been harder, or more necessary. Here’s how to do it

Switching off from work has never been harder, or more necessary. Here’s how to do it

Credit: Pixabay/CC0 Public Domain In the hit dystopian TV series “Severance,” employees at biotech corporation Lumon Industries find it easy to separate work and home life. A computer chip is inserted in their brains to act as a “mindwipe.” They leave all thoughts of home behind while at work, and completely forget about their work … Read more

Light measurement enables estimation of the chemical attributes of spice extracts

Light measurement enables estimation of the chemical attributes of spice extracts

Credit: Unsplash/CC0 Public Domain Spices and other plant-derived products contain many active components, such as polyphenols and flavonoids. However, even the slightest variations in conditions can considerably affect the extraction efficiency of these active components, posing challenges in determining the exact quantity of active components in the extract solution. In a new study published in … Read more

‘Rights of nature’ are being recognized overseas. In Australia, local leadership gives cause for optimism

‘Rights of nature’ are being recognized overseas. In Australia, local leadership gives cause for optimism

Credit: CC0 Public Domain As each day passes, the need to protect Australia’s environment grows more urgent. As noted in the most recent State of Environment Report in 2021, we are increasingly turning to “measures of last resort” to prevent species extinctions and the collapse of ecosystems. In legal theory, the “rights of nature” acknowledges … Read more