Researchers have developed a new technique for nanoscale infrared spectroscopy that allows for the analysis of individual biomolecules and catalysts in aqueous environments. The technique, called nanoscale infrared spectroscopy (s-SNOM), uses ultra-thin silicon-based membranes to protect the sample and allow for high-resolution measure...
EPFL researchers have developed ultra-thin silicon structures that can rapidly tune their interaction with mid-infrared light, enabling faster communications and more sensitive detectors. The devices achieve record optical performance and can be controlled in real-time using electrical currents or ultrafast laser pulses.
Researchers developed an infrared spectroscopy system that can rapidly detect chemical aerosols from a distance using common surfaces like traffic signs and tree trunks. The method eliminates the need for mirrors, making it practical for real-world applications.
Researchers employed terahertz time-domain spectroscopy to investigate oxygen-vacancy migration in amorphous ZrO2 films, revealing its critical role in conductivity and polarization behavior. The study establishes a physical framework for understanding ferroelectric-like phenomena in amorphous oxide materials.
The study uses the upgraded GRAVITY+ instrument to measure the carbon isotope ratio in Beta Pic B's atmosphere, but finds inconsistent results that challenge its interpretation. The findings suggest that the planet may have formed outside the snowline, where CO was present as ice, rather than gas.
The COCOON Lab provides a coordinated suite of microscopes that work together to connect macro-scale observations to findings at the nanoscale. This allows researchers to study biological and industrial materials in unprecedented detail, from the macroscale down to the molecular scale.
Researchers have developed a tiny, electrically tunable infrared filter that can distinguish between different materials and gases based on their spectral 'fingerprints'. This technology has the potential to enable handheld pollution detectors, compact multispectral cameras, and next-generation chemical sensing devices.
Researchers found that both free water and bound water slowed the intensity of pyrolysis reactions and increased biochar yield. A biomass water content of around 30% may offer a practical balance for pyrolysis, balancing biochar yield and energy demand.
Scientists have developed a new method to manipulate heat transfer using carefully engineered metamaterials, boosting it by up to four times. This breakthrough could lead to more efficient cooling strategies for electronic devices, improved thermophotovoltaic systems, and enhanced sensing technologies.
Wiley has released additional data to its IR and Raman spectral libraries, significantly broadening compound coverage. The new release includes mineral spectra from the American Museum of Natural History, supporting researchers in making informed scientific decisions.
Researchers have achieved first-ever in-situ polarization control in high-field infrared spectroscopy, overcoming a decades-old technical bottleneck. The newly developed collimated magneto-infrared spectroscopy system enables continuous modulation of polarization states under high magnetic fields and cryogenic temperatures.
Wiley has expanded its spectral libraries with major updates to IR, Raman, and LC-MS collections, delivering researchers enhanced capabilities for faster and more confident compound identification. The expansion brings over 9.5 million high-quality spectra, including 1 million IR spectra and 161,000 Raman spectra.
A new technique allows researchers to track the distribution of chemotherapy drugs within cancer cells, enabling more accurate determination of treatment effectiveness. This breakthrough could pave the way for personalized cancer therapies.
KnowItAll 2026 introduces Trendfinder, a tool that brings Principal Component Analysis (PCA) into the KnowItAll environment, enabling simplified chemometric analysis. The new application also enhances LC-MS and NMR capabilities, providing users with advanced analytical capabilities.
Scientists have found that the ion channel GtACR1 can exist in two light-activated states, enabling quicker reopening and increased ionic conductivity. This discovery has significant implications for optogenetics, a method of controlling neuronal cells using light.
Scientists observe subtle structural distortions and interactions influencing exciton relaxation dynamics in individual CNTs. The study reveals a new understanding of the local nanoscale environment's role in shaping exciton behavior.
Researchers at CNRS have discovered that chemical intermediates of the citric acid cycle can form spontaneously in interstellar ice. This finding suggests that the raw materials necessary for life could be present in space and potentially delivered to Earth.
SourceCNRS·JournalProceedings of the National Academy of Sciences·DateApr 21, 2025
The study utilizes infrared spectroscopy and a machine-learned protocol to map spectroscopic fingerprints to atomistic structures. The authors demonstrate the accuracy of their network in predicting local atomistic structures and energetic variations, enabling the tracking of dynamic C–C coupling on Cu surfaces.
Researchers developed a new process to create high-performance polymer blends with improved mechanical properties. The process forms stable nanocrystalline layers at the interfaces between different polymer phases, enhancing the transfer of mechanical stresses and increasing tensile properties.