Results 61 to 70 of about 912,361 (332)

ISOTOPICS – ISOTOPIC LABELING FOR DRUG INNOVATION – H2020 [PDF]

open access: yesImpact, 2017
ISOTOPICS (H2020 - Marie Sklodowska-Curie Actions - Innovative Training Network; grant number 675071) combines researchers and industry in an innovative effort to de-risk drug development, create new tools for medicine and train first-class radiochemists with dual academic-industrial expertise.
Dugave, Christophe, Hinsinger, Karen
openaire   +4 more sources

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Boron isotope effect in single crystals of ErNi$_2$B$_2$C superconductor

open access: yes, 2012
The influence of local moment magnetism on the boron isotope effect of T$_c$ was studied on single crystals of ErNi$_2$B$_2$C. Values of the partial isotope effect exponent of $\alpha_B$=0.10$\pm$0.02 and $\alpha_B$=0.10$\pm$0.04 were obtained based on ...
Abrikosov A   +5 more
core   +1 more source

Measurement of calcium isotopes (δ44Ca) using a multicollector TIMS technique [PDF]

open access: yes, 2002
We propose a new“multicollector technique” for the thermal ionization mass spectrometer (TIMS) measurement of calcium (Ca) isotope ratios improving average internal statistical uncertainty of the 44Ca/40Ca measurements by a factor of 2–4 and average ...
Bock, Barbara   +5 more
core   +1 more source

Low‐Loss Far‐Infrared Surface Phonon Polaritons in Suspended SrTiO3 Nanomembranes

open access: yesAdvanced Functional Materials, EarlyView.
The low‐loss, highly confined, and thickness‐tunable surface phonon polaritons are demonstrated in the far‐infrared regime within transferable freestanding SrTiO3 membranes, achieving high figures of merit comparable to the previous record values from the vdW materials.
Konnor Koons   +8 more
wiley   +1 more source

Study on behaviors of PO43- in the sediment of the West Lake using isotope trace technique

open access: yes浙江大学学报. 农业与生命科学版, 2002
Under laboratory condition, the technique of the isotope trace was applied to investigate 32P-PO43- behaviors in water/sediments of the West Lake. The results showed that 32P-PO43- in water/sediments declined exponentialy with time.
TANG Meng-cheng
doaj   +1 more source

Photoactivation of NV Centers in Diamond via Continuous Wave Laser Illumination of Shallow As‐Implanted Nitrogen

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates an alternative method of creating charge‐stable negatively charged nitrogen vacancy (NV−) centers close to the diamond surface without high‐temperature annealing. By illuminating nitrogen‐implanted regions with a continuous‐wave 405 nm laser, NV− centers are induced, exhibiting electron spin coherence properties suitable for ...
Jens Fuhrmann   +4 more
wiley   +1 more source

Presolar diamonds in Krymka: C, N and Xe isotope data from grain-size separates and comparison with other meteorites [PDF]

open access: yes, 2004
Comparison of carbon isotope variations in grain size fractions of presolar diamonds separated from three meteorites (Efremovka, Boriskino and Krymka) suggest that diamond from various parts of solar nebular have had diffrent C isotope ...
Fisenko, A. V.   +4 more
core  

Chemostratigraphy of Neoproterozoic carbonates: implications for 'blind dating' [PDF]

open access: yes, 2001
The delta C-13(carb) and Sr-87/Sr-86 secular variations in Neoproteozoic seawater have been used for the purpose of 'isotope stratigraphy' but there are a number of problems that can preclude its routine use.
Aharon P.   +55 more
core   +1 more source

Atomic Size Misfit for Electrocatalytic Small Molecule Activation

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong   +3 more
wiley   +1 more source

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