Results 161 to 170 of about 22,396 (262)

Rational acquisition of laboratory equipment: an accurate mathematical model to estimate the trade‐offs in shared and nonshared equipment

open access: yesActa Crystallographica Section D, Volume 82, Issue 6, Page 638-645, June 2026.
We present a quantitative framework combining cost modelling and queueing theory to estimate hourly access costs, waiting times and congestion levels for shared high‐end scientific equipment. The approach is general, illustrated with cryo‐electron microscopy examples, and implemented in an open‐access online calculator to support evidence‐based ...
C. O. S. Sorzano, J. M. Carazo
wiley   +1 more source

sj-jpg-1-sco-10.1177_2050313X231221436 – Supplemental material for Brothers with Becker muscular dystrophy show discordance in skeletal muscle computed tomography findings: A case report

open access: yes
Supplemental material, sj-jpg-1-sco-10.1177_2050313X231221436 for Brothers with Becker muscular dystrophy show discordance in skeletal muscle computed tomography findings: A case report by Yoshinori Nambu, Taku Shirakawa, Kayo Osawa, Hisahide Nishio ...
Hiroyuki Awano (3202614)   +6 more
core   +1 more source

New Magnetite Reference Material for SIMS δ18O Measurements and a Study of Precision and Accuracy Due to Crystal Orientation Effects

open access: yesGeostandards and Geoanalytical Research, Volume 50, Issue 2, Page 391-406, June 2026.
Key Points A new magnetite reference material (PF21mt) is available for δ18O measurements by SIMS. Reproducibility of measurement results in two laboratories suggest orientation bias of ±2‰ (2s) at 20 keV. Repeatability improves to ±1‰ (2s) when using a 13 keV protocol, suggesting reduced orientation bias. In situ isotope ratio measurements provide the
Michelle Ulrich   +4 more
wiley   +1 more source

A Common Reference Material for Mass‐Dependent Sn Isotope Compositions: An Inter‐Laboratory Calibration Approach

open access: yesGeostandards and Geoanalytical Research, Volume 50, Issue 2, Page 341-367, June 2026.
Key Points We recommend using the notation δ122/118SnNIST SRM 3161a for mass‐dependent Sn isotope data. We derived conversion factors relative to NIST SRM 3161a for Puri Sn CEZA (0.132 ± 0.011‰), Sn Lyon (0.229 ± 0.016‰), Sn IPGP (0.162 ± 0.018‰). Tin isotope compositions are presented for SPEX CertiPrep Sn and nine USGS reference materials.
Aurélia C.E. Meister   +10 more
wiley   +1 more source

Shanghai Cooperation Organization as a Platform for Promoting the Agenda of China’s Belt and Road Initiative

open access: yesBanber Arevelagitut'yan Instituti
The article discusses main issues and tendencies of two China-proposed initiatives, namely Shanghai Cooperation Organization (SCO) and Belt and Road Initiative (BRI).
Aram Abajyan
doaj   +2 more sources

An Artemisia scoparia Extract and Rosiglitazone Have Distinct but Overlapping Effects on Adipocyte Function. [PDF]

open access: yesObesity (Silver Spring)
Boudreau A   +7 more
europepmc   +1 more source

SCO single

open access: yes
SCO single preparation characterization and theoretical modelling of isolated SCO molecules on a a single crystal surface Using STM and magnetic vector fields their spin states inelastic transitions and conductance will be investigated DFT modelling of the electronic structure of the HSLS transition as well as out of equilibrium electronic transport ...
openaire   +1 more source

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