Results 71 to 80 of about 144,405 (308)

Enhancing Optoelectronic Properties in Phthalocyanine‐Based SURMOFs: Synthesis of ABAB Linkers by Avoiding Statistical Condensation with Tailored Building Blocks

open access: yesAdvanced Functional Materials, EarlyView.
A novel phthalocyanine (PC)‐based metal–organic framework (MOFs) is synthesized using ditopic PC linkers obtained through regioselective statistical condensation. The resulting MOF exhibits significant improvements in electronic absorption, thereby enhancing the material's performance in light harvesting and energy conversion.
Lukas S. Langer   +12 more
wiley   +1 more source

Complex hierarchical microstructures of Cambrian mollusk Pelagiella: insight into early biomineralization and evolution

open access: yesScientific Reports, 2017
Shell microstructure and mineralogy of Pelagiella madianensis Zhou & Xiao, 1984, a globally distributed Cambrian micromollusk, are investigated based on abundant and extraordinarily well-preserved specimens from Xinji Formation, Longxian, Shaanxi, North ...
Luoyang Li   +3 more
doaj   +1 more source

The effects of environment on Arctica islandica shell formation and architecture [PDF]

open access: yesBiogeosciences, 2017
Mollusks record valuable information in their hard parts that reflect ambient environmental conditions. For this reason, shells can serve as excellent archives to reconstruct past climate and environmental variability.
S. Milano   +5 more
doaj   +1 more source

2016 Archaeological Investigations at the T. M. Sanders Site (41LR2), Lamar County, Texas [PDF]

open access: yes, 2017
On March 4th and 5th, 2016, Bo Nelson and Mark Walters returned to the T. M. Sanders site (41LR2) to inspect the property after Julia Trigg Crawford, the main landowner of the site, informed us that the fields at the site had been prepped for this year ...
Nelson, Bo   +2 more
core   +1 more source

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Predation on endangered mussels by invasive raccoons: a case study from western Poland [PDF]

open access: yesNature Conservation
The raccoon Procyon lotor is an invasive alien carnivorous mammal whose impact on populations of native species in Europe is poorly understood. Raccoon populations are rising both in range and density, which increases predation pressure. The raccoon is a
Agnieszka Ważna   +4 more
doaj   +3 more sources

Marine radiocarbon reservoir effect of coastal waters off Cape Verde archipelago [PDF]

open access: yes, 2011
Quantification of the marine radiocarbon reservoir effect (Delta R) is essential in order to calibrate conventional C-14 dates from marine shell samples with reliability.
Ascough   +7 more
core   +1 more source

Advancing Electronic Application of Coordination Solids: Enhancing Electron Transport and Device Integration via Surface‐Mounted MOFs (SURMOFs)

open access: yesAdvanced Functional Materials, EarlyView.
The layer‐by‐layer (LbL) assembly of coordination solids, enabled by the surface‐mounted metal‐organic framework (SURMOF) platform, is on the cusp of generating the organic counterpart of the epitaxy of inorganics. The programmable and sequential SURMOF protocol, optimized by machine learning (ML), is suited for accessing high‐quality thin films of ...
Zhengtao Xu   +2 more
wiley   +1 more source

Nature's Palette: Characterization of Shared Pigments in Colorful Avian and Mollusk Shells. [PDF]

open access: yesPLoS ONE, 2015
Pigment-based coloration is a common trait found in a variety of organisms across the tree of life. For example, calcareous avian eggs are natural structures that vary greatly in color, yet just a handful of tetrapyrrole pigment compounds are responsible
Aida Verdes   +7 more
doaj   +1 more source

Shell Industries of Rameswaram Islands [PDF]

open access: yes, 2000
Seashore has always been a fascinating and recreational place for young and old. In every seashore, people of diverse age groups can be seen moving around and picking things.
Jagadis, I
core  

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