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Science News for December 24, 2021


Researchers develop a smart probe for early tumor diagnosis

A new smart probe has been developed to enhance tumor photoacoustic imaging using a cathepsin B biomarker. The probe shows a 4.9-fold PA signal enhancement in cancer cells and tumors compared to unmodified probes.

SourceUniversity of Science and Technology of China·JournalAngewandte Chemie International Edition·DateDec 24, 2021

Researchers construct a framework to solve bound and scattering state problems in quantum mechanics education

A research team from USTC has constructed a theoretical framework and thinking mechanism model to help students solve bound and scattering state problems in quantum mechanics. The study found three key nodes of difficulty: recognizing Schrodinger equations, selecting energy constants, and using superposition forms.

SourceUniversity of Science and Technology of China·JournalPhysical Review Physics Education Research·DateDec 24, 2021

International team of scientists proposes a global network—International Meridian Circle Program—to monitor major threats on our environment

An international team of scientists proposes a global network to monitor hazards threatening Earth's ecosystems and human activities. The International Meridian Circle Program aims to track space weather events, geomagnetic field changes, and atmospheric disturbances using a diverse range of instruments.

SourceScience China Press·JournalScience China Earth Sciences·DateDec 24, 2021
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

COVID-19 outbreak convergence thru an SIR model

Researchers used an SIR model to show COVID-19 convergence in Japan, with growth rates initially high then decreasing as cumulative infected people increase. The study aims to control infections and mitigate economic impact through risk management.

SourceShinshu University·JournalEconomic Analysis and Policy·TypeData/statistical analysis·DateDec 24, 2021