Photocoupled electroreduction of CO2 over photosensitizer decorated covalent organic frameworks
Electrocatalytic CO2 reduction reaction (CO2RR) is thought to be an ecologically favorable technique for using CO2 as a cheap and abundant C1 feedstock for the production of value-added chemicals such as CO. However, the thermodynamically stable natu.....»»
Study shows alkyl-aromatic hybrid micelles can form from emergent umbrella-shaped molecules
Micelles assemble in water from amphiphilic molecules, composed of hydrophilic and hydrophobic frameworks. They can be found all around us, for example in soaps, detergents, and shampoos. Their main application is the water-solubilization of insolubl.....»»
The nature of consciousness, and how to enjoy it while you can
In his new book, Christof Koch views consciousness as a theorist and an aficionado. Enlarge (credit: SEAN GLADWELL) Unraveling how consciousness arises out of particular configurations of organic matter is a quest that h.....»»
Accelerated discovery research unveils 21 novel materials for advanced organic solid-state laser technology
Organic solid-state lasers (OSLs) hold immense promise for a wide range of applications due to their flexibility, color tunability, and efficiency. However, they are difficult to make, and with over 150,000 possible experiments required to conduct to.....»»
Researchers propose deep blue OLED design exhibiting BT.2020 color gamut
A research team proposes a novel design in deep blue organic light-emitting diode (OLED) which realizes a series of highly efficient luminescent compounds closely aligned with the BT.2020 blue light standard. The study was published in Advanced Mater.....»»
Scientists achieve giant Rashba–Dresselhaus spin splitting in 2D chiral metal-organic frameworks
A research team led by Prof. Li Xingxing and academician Yang Jinlong from University of Science and Technology of China (USTC) has developed two-dimensional (2D) chiral metal-organic frameworks as Rashba-Dresselhaus (R-D) semiconductors with large s.....»»
Investigating the poisoning effect of carbon deposition during CO₂ electroreduction
A research team has proposed new understandings of the poisoning effect of carbon deposition during carbon dioxide reduction reaction (CO2RR) on the active sites of Cu electrode. The study was published in Precision Chemistry......»»
Tracing the origins of organic matter in Martian sediments
Although Mars presents a barren, dusty landscape with no signs of life so far, its geological features such as deltas, lakebeds, and river valleys strongly suggest a past where water once flowed abundantly on its surface. To explore this possibility,.....»»
Long-term study finds organic farming leads to adaptations in the genetic material in plants
Plants adapt genetically over time to the special conditions of organic farming. This has been demonstrated in a long-term study conducted at the University of Bonn......»»
Discovery of biomarkers in space—conditions on Saturn"s moon Enceladus simulated in the laboratory
In 2018, very large organic molecules were discovered in ice particles on Saturn's moon Enceladus. It is still unclear whether they indicate the existence of life or were created in some other way. A recent study could help to answer this question. I.....»»
Critical Start adds multiple frameworks to Risk Assessments
Critical Start announced the expansion of the frameworks available in its Risk Assessments offering. These additions to the tool expand upon the initial offering, providing additional framework-based assessments for customers to achieve data-driven e.....»»
How rising treelines can affect Alpine lakes
An EPFL scientist along with colleagues from universities across Europe have completed the first-ever quantitative study of the changes that soil organic matter from forests can cause in high-altitude and high-latitude lakes once it's dissolved in th.....»»
Strategies for preventing AI misuse in cybersecurity
As organizations increasingly adopt AI, they face unique challenges in updating AI models to keep pace with evolving threats while ensuring seamless integration into existing cybersecurity frameworks. In this Help Net Security interview, Pukar Hamal,.....»»
Organic electrochemical transistors: Scientists solve chemical mystery at the interface of biology and technology
Researchers who want to bridge the divide between biology and technology spend a lot of time thinking about translating between the two different "languages" of those realms......»»
UV light treats beet disease and combats fungicide resistance
Germicidal ultraviolet light is effective at killing a damaging fungus that infects table beets, adding an important organic tool to fight the growing problem of fungicide resistance, according to a new Cornell study......»»
Fragility crossover mediated by covalent-like electronic interactions in metallic liquids
In the field of glass and liquid sciences, the so-called fragility is a key concept that characterizes how rapidly the liquid dynamics showdown on lowering the temperature. However, a long-standing challenge is that the occurrence of crystallization.....»»
Researchers achieve electrosynthesis via superwetting organic-solid-water interfaces
Chinese scientists have recently achieved the direct synthesis of high-purity benzaldehyde chemicals from the selective electrooxidation of benzyl alcohol. The organic-solid-water (OSW) three-phase reaction system has shown particular advantages in r.....»»
When does a conductor not conduct? Switching a 2D metal-organic framework from an insulator to a metal
An Australian-led study has found unusual insulating behavior in a new atomically-thin material—and the ability to switch it on and off......»»
One-pot strategy to simultaneously achieve heterodehydrocoupling of hydrostannane and reduction of quinoline
Heteroatom tin compounds (SSn, OSn, NSn, PSn) composed of heteroatoms S, O, N, P and tin atoms have attracted intense attention due to their wide applications in organic synthesis and pharmaceutical fields. The current methods for synthesis of such c.....»»
Scientists combine a spatially distributed sediment delivery model and biogeochemical model to estimate fluxes by water
Water erosion is the most active process controlling soil formation and evolution, which can affect the redistribution of carbon between terrestrial, aquatic, and atmospheric ecosystems. Erosion-induced organic carbon dynamic process should not be mi.....»»
A shade closer to more efficient organic photovoltaics
Transparent solar cells will transform the look of infrastructure by enabling many more surfaces to become solar panels. Now, materials called non-fullerene acceptors that can intrinsically generate charges when exposed to sunlight could make semitra.....»»