Results 171 to 180 of about 4,880,200 (189)

Resolving and Controlling Silicoaluminophosphate Zeolite Intergrowths and Mixtures

open access: yesAdvanced Science, EarlyView.
Low‐dose electron microscopy enables atomic‐resolution imaging of beam‐sensitive SAPO‐34/18 intergrowths, revealing their stacking sequences and spatial distributions under controlled Si content and SDA ratio. This work establishes a methodology linking controllable synthesis with atomic‐resolution microscopy to investigate structure–property ...
Yuxin Ke   +10 more
wiley   +1 more source

Phase‐Resolved Dual Control of Phenol Photodissociation at the Air–Water Interface From Structure‐Resolved Statistics

open access: yesAdvanced Science, EarlyView.
Faster phenol photolysis at the air–water interface arises from two cooperative factors: a more favorable initial microenvironment for solvent‐side electron stabilization, which lowers CI access, and a more labile hydrogen‐bond network, which more readily reorganizes to stabilize the dark‐state intermediate.
Qiang Yin   +8 more
wiley   +1 more source

Recent Advances in Carbon Cathode Materials toward High‐Performing Zinc‐Ion Hybrid Supercapacitors

open access: yesAdvanced Science, EarlyView.
Aqueous zinc‐ion hybrid supercapacitors (ZHSCs) have emerged as promising next‐generation electrochemical energy‐storage devices. Porous carbon materials have been extensively studied as cathodes, with advances in tailoring pore structures and material properties to enhance performance.
Take Hirooka   +3 more
wiley   +1 more source

Halide Perovskite: A Rich Source of Thermal Insulator

open access: yesAdvanced Science, EarlyView.
Halide perovskites exhibit ultralow thermal conductivity driven by intrinsic lattice softness and strong anharmonicity, falling below conventional defect‐engineering limits. Weak metavalent bonding, A‐site rattling, and dynamic octahedral tilting drive phonon scattering to the Ioffe–Regel limit, where wave‐like tunneling replaces particle‐like ...
Haolin Ye   +3 more
wiley   +1 more source

Atom-bond sum-connectivity index [PDF]

open access: yesJournal of Mathematical Chemistry, 2022
Akbar Ali is partially supported by Scientific Research Deanship, University of Ha’il, Saudi Arabia, through Project Numbers RG-22 002 and RG-22 005. Boris Furtula and Izudin Redžepović gratefully acknowledge financial support of the Serbian Ministry of ...
Akbar Ali, Ivan Gutman, Boris Furtula
exaly   +2 more sources

Atom–bond connectivity index of trees [PDF]

open access: yesDiscrete Applied Mathematics, 2009
The recently introduced atom–bond connectivity (ABC) index has been applied up to now to study the stability of alkanes and the strain energy of cycloalkanes. Here, mathematical properties of the ABC index of trees are studied.
Boris Furtula   +2 more
exaly   +2 more sources

On Atom-Bond Connectivity Index

open access: yesZeitschrift Fur Naturforschung - Section A Journal of Physical Sciences, 2011
The atom-bond connectivity index (ABC) is a vertex-degree based graph invariant, put forward in the 1990s, having applications in chemistry. Let G = (V, E) be a graph, di the degree of its vertex i, and ij the edge connecting the vertices i and j.
Bo Zhou, Rundan Xing
exaly   +2 more sources

Atom-bond connectivity index of graphs [PDF]

open access: yesDiscrete Applied Mathematics, 2010
The recently introduced atom-bond connectivity (ABC) index has been applied up until now to study the stability of alkanes and the strain energy of cycloalkanes. Furtula et al.
Kinkar Chandra Das
exaly   +2 more sources

Extremal Trees with Respect to the Difference between Atom-Bond Connectivity Index and Randić Index

open access: yesSymmetry, 2020
Let G be a simple, connected and undirected graph. The atom-bond connectivity index (ABC(G)) and Randić index (R(G)) are the two most well known topological indices. Recently, Ali and Du (2017) introduced the difference between atom-bond connectivity and
Muhammad Kamran Jamil   +2 more
exaly   +2 more sources

Atom Bond Connectivity Index of Molecular Graphs of Alkenes and Cycloalkenes [PDF]

open access: yesJournal of Computational and Theoretical Nanoscience, 2017
The atom-bond connectivity (ABC) index is one of the recently most investigated degree based molecular structure descriptors that have applications in chemistry.
A Nawawi   +2 more
exaly   +2 more sources

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