Researchers have developed new electrocatalysts using theoretical guidance, accelerating the process and improving performance. Key findings include structural-activity laws and descriptors for catalyst activity.
This study employs machine learning to analyze existing experimental results and predict the device performance of metal halide perovskite solar cells. The authors applied shapley additive explanations (SHAP) analysis to understand the correlations between fabrication processes, composition, and device performance.
Researchers used in-situ vibrational spectroscopy to study CO2 electroreduction reaction mechanisms and intermediates, revealing key insights into catalyst structure and electrolyte effects. The review highlights recent advances and future directions for this field.
Researchers create dendrite-free Li metal anodes using porous MXene lattices and ultra-thick LFP cathodes, achieving unprecedented areal capacity and energy density. The 3D printed batteries outperform current state-of-the-art lithium-ion batteries.
Researchers found that adding water increases selectivity of 2,3-butanediol generation by 57%. Hydrogen bonding stabilizes radical intermediates, avoiding oxidation and promoting selective coupling. The study reveals non-chemical bonding interactions can steer reaction paths for selective photocatalysis.
Scientists used single-cell integrative secretion profiling technology to map the interaction between neurons and immune cells, revealing heterogeneity in secreted factors and their roles in regulating neuronal function. The study found that infiltrating macrophages inhibit neuronal secretion of exosomes, while microglia promote neuros...
Researchers from Dalian Institute of Chemical Physics have engineered yeast to produce sclareol at high levels by rewiring its isoprenoid biosynthetic pathways. This enables efficient synthesis of the Ambrox precursor without laborious purification procedures.
The introduction of fluoroethylene carbonate (FEC) into a poly(1,3-dioxolane)-based polymer electrolyte improves the performance of sodium metal batteries. FEC forms a passivation layer that inhibits side reactions between DOL and the Na metal, reducing interfacial resistance and improving battery overall performance.
Researchers studied ketene conversion over H-SAPO-11 using kinetic analysis and spectroscopy. They found two pathways: acetyl species following acetic acid ketonization or acetoacetyl species via keto-enol tautomerism with water.
A new chemoproteomic method has been developed to globally profile arginine dimethylation, which plays a crucial role in regulating protein phase separation and membraneless organelle dynamics.
Researchers have fabricated 2D Mn3O4 nanosheets with dominant (101) crystal planes on graphene as efficient oxygen catalysts for Li-O2 batteries. The catalysts achieved ultrahigh capacity and long-term stability, outperforming most Mn-based oxides.
In a significant breakthrough, researchers have observed an excitonic Bloch-Siegert shift in CsPbI3 perovskite quantum dots at room temperature. This achievement advances our understanding of coherent light-matter interaction in low-dimensional solid-state materials.
Researchers developed a conductive and electrocatalytic mediator for Li-S batteries by modulating the MoSe2 functional plane through doping-defect engineering. This approach improves lithium polysulfide adsorption, reducing the shuttle effect and enhancing overall battery performance.
Researchers develop TiO2-δNδ nanowire arrays to enhance N2 reduction to ammonia, achieving high yields and efficiency. The study demonstrates synergistic effects of oxygen vacancies and titanium ions in improving electrocatalytic performance.
A research team from Dalian Institute of Chemical Physics has revealed the existence of reactive gallium-hydride species on the surface of gallium oxide using solid-state nuclear magnetic resonance. The discovery provides comprehensive information on the structural configuration and formation mechanism of these special M-H species.
Researchers propose a new coupling strategy combining photocatalytic water oxidation and catalytic wet peroxide oxidation to efficiently remove organic pollutants from wastewater. The proposed strategy achieves higher total organic carbon removal rates compared to traditional methods.
Researchers at Dalian Institute of Chemical Physics controlled the fine structure splitting of lead halide perovskite quantum dots by inducing lattice distortion. This allows for coherent quantum beating, a crucial phenomenon in quantum information science.
Researchers analyzed water's role in heterogeneous acid-base catalysis, finding that polar surface functionalities and H-bonding characteristics significantly impact reactions. The review provides insights into the chemical origins of water effects and their catalytic consequences.
Researchers developed a main-group catalyst with atomically dispersed In sites to overcome the trade-off between conversion and selectivity in oxidative dehydrogenation. The novel catalyst achieved over 80% C2H4 selectivity, outperforming existing transition metal oxide catalysts.
Researchers develop a new strategy to activate methane under mild conditions by confining copper atoms in ultrathin two-dimensional Ru nanosheets. This approach enables highly selective and efficient room-temperature conversion of methane to liquid C1 oxygenates with an over 99% selectivity.
Researchers created an unnatural monoterpene skeleton using nickel catalysis, enabling enantioselective transformation of bulk chemical isoprene. This work provides a new approach to access terpenoids with different biological activities.
Engineers yeast Ogataea polymorpha for efficient productions of free fatty acids from sole methanol, achieving high levels of FFA accumulation. The research uncovers mechanisms of methanol toxicity during bio-productions and develops a sustainable route for fatty acid production.
Researchers from Dalian Institute of Chemical Physics fabricate high-performance perovskite submodules with stability and outstanding photovoltaic performance. They achieve this using a surface redox engineering strategy, eliminating the local de-wetting problem and enhancing electronic properties.
Researchers prepared lithiophilic aluminum oxide nanoparticles to enhance rigidity of carbon nanotube arrays, inhibiting dendrite growth and stabilizing the SEI film. The resulting battery exhibited enhanced redox kinetics and long cycle life.
Researchers developed single atom-based catalysts for electrochemical CO2 reduction, overcoming challenges in stable C-O bonds and hydrogen evolution reactions. The study highlights the potential of these catalysts for converting CO2 into fuels and chemicals using renewable energy.
A new battery health assessment indicator SoNA was proposed to evaluate nonlinear aging in lithium batteries. The research developed a multidimensional grading system combining traditional SoH with SoNA to comprehensively assess battery safety and nonlinearity.
A research team discovered oxygenate-based routes in syngas conversion over oxide-zeolite (OXZEO) bifunctional catalysts using solid-state Nuclear Magnetic Resonance (NMR). The study revealed the mechanistic difference between OXZEO and traditional zinc oxide and zeolite catalysts.
Researchers investigated well-defined metal-organic ensembles for efficient carbon dioxide reduction, highlighting the importance of structural engineering and metal center tuning. The study aims to inspire design and fabrication of high-performance CO2 reduction electrocatalysts.
Researchers have developed a new approach to create highly efficient 1D Pt-based nanostructures for fuel cells. These nanostructures exhibit improved catalytic performance, fast electron transfer, and resistance to dissolution and aggregation.
Researchers have developed a novel route to transform CH3Cl to acetic acid through carbonylation, achieving high selectivity and efficiency. The study proposes a reaction mechanism involving chemical adsorption, formation of acetyl groups, and hydrolysis.
Researchers used ultrahigh-field NMR spectroscopy to study the structure of Al(V) on γ-Al2O3. They found flexible structural features and hydroxyl groups that can be removed under high-temperature dehydration, leading to surface reconstruction. Most Al(V) species aggregate into domains rather than forming tetragonal pyramids.
The article discusses the importance of nano-catalysis in chemical transformations, energy conversion, and storage. A comprehensive review on innovative catalysts is presented, shedding light on their synthesis strategies, applications, and impact on catalytic processes.
Researchers have developed a full-set wireless self-powered ammonia leakage monitor system for ammonia-energy ships, which includes a honeycomb triboelectric nanogenerator-based power generation system and a carbon nanotube doped polypyrrole-based ammonia detection system. The system exhibited good performance with low detection limits...
Researchers developed novel cofactor engineering strategies to enhance NADPH, FAD(H2), and SAM supply, re-localization, and recycling in yeast. This led to the efficient synthesis of phenolic acids, providing a sustainable platform for complex natural product production.
A research team revealed the mechanism of oxygen activation on Barium-containing perovskite materials. The study discovered that BaO/BaO2 nanoparticles precipitated on the surface of Ba-containing materials under high-temperature oxygen-rich conditions had ultra-high activity for oxygen activation.
The review discusses optimization strategies for multifunctional graphene-based composite photocatalysts, including decreasing defect density, chemical doping, and depositing cocatalysts. Graphene plays a crucial role in enhancing light absorption, electron transfer dynamics, and surface reactions.
A research team successfully synthesized isoparaffin-rich gasoline from syngas using ZnAlO x-SAPO-11 oxide-zeolite (OXZEO) catalysts. The study achieved high selectivity for iso-/n-paraffins, with a ratio of up to 48.
The study demonstrates a sulfide coating, amorphous Li2S via ALD, that protects the NMC811 cathode and improves capacity retention, rate performance, and mitigates voltage reduction. The coating also removes O2 released from the NMC cathode during charging.
The new software tool, Glyco-Decipher, enables the sensitive interpretation of N-glycopeptide mass spectra at high confidence. Researchers found that the fragmentation pattern of peptide backbones is not affected by attached glycans or precursor charge states.
A novel visible light-promoted transition-metal-free acetalation-pyridylation of alkenes has been developed, providing a sustainable way to introduce pyridine and valuable functional groups. The methodology enables diverse modifications of drugs with excellent functional group tolerance.
Researchers developed a novel protocol for the direct synthesis of amides via heterogeneous manganese oxide catalyzed successive cleavage and amidation of C-C bonds in alcohols. The method features good functional-group tolerance, cost-effective and recyclable catalyst, and broad substrate scope.
Researchers at Dalian Institute of Chemical Physics developed a low-cost hydrocarbon membrane that enables commercial-scale flow batteries for long-duration energy storage. The membrane's high stability and conductivity enabled the creation of an alkaline zinc-iron flow battery stack with high energy efficiency.
A team of scientists developed a method to generate molecular triplets in colloidal nanocrystals through rapid spin-flip, which can be used for photochemical applications such as photon upconversion and singlet oxygen generation. The study demonstrates the potential of solution-processed semiconductor materials for new fields.
Researchers have found that adding light elements like hydrogen, carbon, and boron to noble metal catalysts can significantly improve their activity and selectivity. This allows for novel effects in geometric and electronic modifications of noble metals.
Researchers developed a method to modulate molecular orbital energies, charge transport capacities, and spin electron densities of active units in covalent organic frameworks. This approach improves the stability of organic radicals and enhances the redox activity of COFs, leading to optimized lithium ion storage.
Researchers at Dalian Institute of Chemical Physics have developed a flexible soft-solid MOF composite membrane for efficient H2/CO2 separation. The membrane's unique structure, featuring quasi-vertically oriented solid particles, achieves better separation accuracy and robust anti-swelling capacity.
Researchers have developed a sustainable methodology to utilize biomass waste for efficient remediation of antibiotic pollution. Fe-contaminated biomass waste ferns are used to synthesize highly active single atom catalysts, demonstrating an appealing strategy for pollutant control and other applications.
Defect engineering is an effective way to regulate the catalytic performance of 2D materials. Researchers constructed various defects, including edge defects and dopant-derived defects, to enhance hydrogen evolution reaction (HER) activity. The review paper introduces their structure-function relationship in HER.
The study investigates the role of Pd-Cu alloy in enhancing photocatalytic H2 evolution in TiO2. The results show that introducing Cu into Pd improves hydrogen desorption by reducing adsorption energy, leading to increased photocatalytic activity.
A team of scientists has successfully developed a photo-induced catalytic C-H heteroarylation method for ferrocenes and ruthenocenes, allowing for the creation of new pyridyl and pridonyl metallocenes. This protocol offers mild and concise conditions for functionalization, with significant implications for material science and catalysis.