Results 161 to 170 of about 6,013 (277)

Hydrothermal Preparation of Fibrous Apatite and Apatite Sheet

open access: yesHydrothermal Preparation of Fibrous Apatite and Apatite Sheet
identifier:oai:t2r2.star.titech.ac.jp ...
openaire   +1 more source

Photothermal Conversion Efficiency of Silver and Gold Incorporated Nanosized Apatites for Biomedical Applications. [PDF]

open access: yesACS Omega, 2023
Pinchuk ND   +7 more
europepmc   +1 more source

Superstructure Formation through Coupled Anion and Cation Ordering in Cu-Substituted Lead Oxyapatites. [PDF]

open access: yesChem Mater
Scheifers JP   +9 more
europepmc   +1 more source

Experimental Evaluation and Optimisation of Sealed‐Tube Combustion Methods for Silicate Nitrogen Extraction

open access: yesRapid Communications in Mass Spectrometry, Volume 41, Issue 1, 15 January 2027.
ABSTRACT Rationale Nitrogen (N) abundance and isotopic compositions in silicate rocks are commonly measured by sealed‐tube continuous‐flow isotope ratio mass spectrometry (CF‐IRMS), but combustion protocols vary widely. It remains uncertain how the quality of data obtained from different published methods compares for differing sample types. Methods To
Fawn S. M. Holland   +4 more
wiley   +1 more source

Effects of Pretreatment on the Isotopic Composition of Structural Carbonate in Ray‐Finned Fish Teeth

open access: yesRapid Communications in Mass Spectrometry, Volume 41, Issue 1, 15 January 2027.
ABSTRACT Rationale The carbon and oxygen stable isotope ratios (δ13C and δ18O) of carbonate contained in fish tooth dentin have the potential to offer insights into environmental and ecological conditions, making them promising targets for analysis in fossil specimens.
Toshikazu Furuya   +3 more
wiley   +1 more source

TIMS Techniques for Measuring Strontium Isotope Ratios in Apatite Grains and Application to Igneous Rock Petrology

open access: yesRapid Communications in Mass Spectrometry, Volume 41, Issue 1, 15 January 2027.
ABSTRACT Rationale This study evaluates the potential of Sr isotopic compositions in apatite grains from magmatic rocks as a proxy for initial 87Sr/86Sr ratios, addressing the need for alternative approaches to conventional whole‐rock analyses in isotopic studies of granitoid systems.
Carla Neto   +9 more
wiley   +1 more source

Environmental effects on surface lead-calcium apatite formation on Roman wall paintings. [PDF]

open access: yesSci Rep
Albert-Tortosa F   +6 more
europepmc   +1 more source

Differences in predominant collagen fiber orientation between dorsal and plantar trabecular bone tracts of adult mule deer calcanei suggest strain‐mode‐specific adaptation

open access: yesThe Anatomical Record, Volume 309, Issue 12, Page 3699-3717, December 2026.
Polarized microscopic images of the outer bone cortex (a and b) and deeper trabecular bone (c and d) of the deer calcaneus in thin cross‐sections. The brighter gray levels reflect more oblique‐to‐transverse collagen fibers in the compression/dorsal bone (a, c) and the darker gray levels reflect more longitudinal collagen in the tension/plantar bone (b,
John G. Skedros   +3 more
wiley   +1 more source

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