Boom: that's isotopic fractionation in a nutshell! :-)

Am stretching it? Happy #caturday and enjoy #isotopes !

Mycorrhizal Type Defines Priming Effects in Organic and Mineral Forest Soils As forest composition changes globally, understanding how shifts in mycorrhizal dominance affect soil carbon cycling becomes increasingly important. We found that the dominance of trees associating w....

NEW in @GlobalChangeBio
Mycorrhizal Type Defines #Priming Effects in Organic and Mineral #Forest #Soils

doi.org/10.1111/gcb....

#SoilOrganicMatter #SoilOrganicCarbon #soil #primingeffect #CO2 #N2O #CH4 #CarbonUseEfficiency #microbialbiomass #soilfungi #mycorrhiza #forest
#13Clabeling #isotopes

Première conférence de la Communauté de Recherche en Archéologie Biomoléculaire et isotopique - Sciencesconf.org CRABi - Communauté de Recherche en Archéologie Biomoléculaire et isotopique - Bordeaux - Novembre 2026

6 days left!
Submit your abstract for the 1st #CRABi Conference
📍 Bordeaux | 🗓️ Nov 12–13, 2026
Ancient DNA, isotopes, proteomics, organic residues & more — all approaches welcome!
crabi.sciencesconf.org

A unique opportunity to connect the francophone research community #Archaeology #aDNA #Isotopes

Première conférence de la Communauté de Recherche en Archéologie Biomoléculaire et isotopique - Sciencesconf.org CRABi - Communauté de Recherche en Archéologie Biomoléculaire et isotopique - Bordeaux - Novembre 2026

Plus que 6 jours !
Soumettez votre résumé pour les 1ères journées #CRABi
📍 Bordeaux | 🗓️ 12–13 nov. 2026
ADN ancien, isotopes, paléoprotéomique, résidus organiques… toutes les approches bienvenues !
crabi.sciencesconf.org
#Archaeology #AncientDNA #Isotopes #AncientBiomolecules

Stable #isotopes (C, N, H, O) can distinguish wild vs. captive #songbirds in #Brazil and reveal wildlife laundering - #OpenAccess zslpublications.onlinelibrary.wiley.com/doi/10.1111/... #wildlifetrafficking #wildlifetrade @wileyecology.bsky.social Resumo também em #português

Contrasting fine root-induced rhizosphere priming effects between coniferous and broadleaved trees - Biology and Fertility of Soils The rhizosphere priming effects (RPE) influence soil organic carbon (SOC) decomposition at the root-soil interface. However, whether different tree species affect the direction and intensity of RPE ha...

NEW in Biology and Fertility of Soils
Contrasting fine #root induced #rhizosphere priming effects between coniferous and broadleaved #trees
doi.org/10.1007/s003...

#SoilOrganicMatter #SoilOrganicCarbon #soil #primingeffect #CO2 #microbialbiomass #carbon #isotopes

Discovery of an Isospin-Symmetric Island of Inversion in Molybdenum-84 Physicists have identified a surprising new 'Island of Inversion' in molybdenum-84, challenging long-held assumptions in nuclear physics. Traditionally, these regions, where atomic nuclei adopt highly distorted shapes instead of their usual orderly structure, were observed only in neutron-rich, unstable isotopes far from stability. However, molybdenum-84, with an equal number of protons and neutrons (Z = N = 42), demonstrates dramatic nuclear deformation unlike its close neighbor molybdenum-86. Using advanced rare isotope beams and sensitive gamma-ray detectors, researchers measured the lifetimes of excited nuclear states and found that Mo-84 undergoes large-scale collective particle-hole excitations. These excitations involve nucleons jumping to higher energy orbitals while leaving gaps in lower orbitals, resulting in a strongly deformed nucleus. In contrast, Mo-86 exhibits more modest excitations and remains nearly spherical. The study highlights the importance of three-nucleon interactions in explaining these structural differences. This discovery marks the first known example of an Island of Inversion in a proton-neutron symmetric system and offers new insight into the forces that shape atomic nuclei, opening avenues for further research on nuclear structure in symmetric isotopes.

Discovery of an Isospin-Symmetric Island of Inversion in Molybdenum-84

🤖 IA: It's clickbait ⚠️
👥 Usuarios: It's clickbait ⚠️

#nuclearphysics #isotopes #molybdenum

View full AI summary:

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#Deuterium #Isotopes #AnalyticalChemistry #GossScientific #ukisotope

Stanford Scientist Details Isotopic Anomalies in Alleged UAP Materials and Calls for Open, Replicable Verification Stanford pathologist and Sol Foundation co-founder Dr. Garry Nolan presented new laboratory findings from advanced tests on alleged UAP-associated materials, highlighting unusual isotope ratios in magnesium and silicon that he and collaborators modeled as consistent with intense neutron exposure. The discussion also examined the policy context of an announced initiative to begin releasing government UAP records, alongside proposals for open science and public–private collaboration to accelerate independent replication and practical research.

Stanford scientist Garry Nolan reports unusual Mg and Si isotope ratios in alleged UAP materials consistent with intense neutron exposure, and urges open, replicable verification and release of gov UAP records. #UAP #Isotopes #OpenScience

NEW in Ecotoxicology and Environmental Safety
Biosurfactant slows down n-hexadecane #biodegradation: 13C-labeled rhamnolipid tracing
doi.org/10.1016/j.ec...

50-day Free: authors.elsevier.com/sd/article/S...

#soil #pollution #contaminants #soilbacteria #13Clabeling #isotopes

IBiS 2026 It is our pleasure to announce the 12th Isotopes in Biogenic Silica (IBiS) meeting to be held at in Bristol, UK from the 30th of March to the 1st of April 2026. The meeting will bring together researc...

Last day to register for the 2026 Isotopes in Biogenic Silica (IBiS) Meeting! All biogenic silica geochemistry welcome - Si, O, N, B, whatever floats your frustule. A friendly get-together to talk and learn about all things #silica in the great, fun city of Bristol! www.ibis2026.org #isotopes

🌊 Read in #ERW how researchers have used stable water isotope and multiyear time series analysis to demonstrate the linkage of the Georgia–Florida #Okefenokee #Swamp and Floridan Aquifer ⌛📊

🔗 iopscience.iop.org/article/10.1...

#Enrivonment #Water #Hydrology #groundwater #aquifers #isotopes #USA

High-Dose Biochar Hinders Micro/Nanoplastic-Induced Soil Positive Priming by Reducing Substrate Quality and Microbial Activity Micro/nanoplastics are increasingly introduced into croplands via agricultural inputs such as mulching films and may accelerate soil organic carbon (SOC) turnover through priming effects. However, how...

NEW in Environmental Science & Technology
High-Dose Biochar Hinders Micro/Nanoplastic-Induced Soil Positive Priming by Reducing Substrate Quality and Microbial Activity
doi.org/10.1021/acs....

#soil #primingeffect #microbialbiomass #enzymes #biochar #microplastics
#isotopes

If you work on #terrestrial #paleoenvironment #reconstruction using #organicbiomarkers and their #isotopes, we warmly encourage you to submit your research to our session at #INQUA2027 by February 15 🙂

Link: www.inquaindia2027.in/sessions/s-188
International Union for Quaternary Research-INQUA

On regarde les noms des scientifiques qui sont ajoutés sur la Tour Eiffel, et il y en a une qui fait planter Google et Gemini avec le titre de son ouvrage :
Suzanne-Zélie-Pauline Veil, Les #Isotopes eIsotopese

Si quelqu'un peut m'expliquer la signification d'elsotopese je prends 🤓
#atomes #Science

What could be better than the combo of miserable weather, reading (real) #spy stories, learning about #atomic secrets, #isotopes & strange #particles, and the makeup of - well - everything? Frank Close’s books are just the perfect companion ! 🤩
@pucicu.de @scitobias.bsky.social @ucs.org

Calibrating the Clocks: Reconciling Groundwater Age from Two Isotopes - Eos A new quantitative model corrects for tracer-based age biases from 39Ar and 14C isotopes leading to more accurate estimates of groundwater residence times.

✨Editor's Pick✨

A new quantitative model corrects for tracer-based age biases from Argon-39 and Carbon-14 isotopes leading to more accurate estimates of #groundwater residence times.

🔗 Learn more on @eos.org: buff.ly/40bJW7W

#AGUPubs #Freshwater #WaterResources #Isotopes #EarthScience

Calibrating the Clocks: Reconciling Groundwater Age from Two Isotopes Simulated activities of 14C (a) and 39Ar (b) underscoring the importance of considering how tracers move between fractures and the rock matrix in the fractured subsurface, the reactions affecting 14C and the production of 39Ar to estimate groundwater ages from isotopic tracers. Credit: Musy et al. [2025], Figure 4

Localized fertilizer co-applied with biochar suspension can increase phosphorus uptake by maize while enabling carbon-sequestration benefits - Plant and Soil Background and aims Integrating biochar (BC) into agriculture promotes sustainable management of farm residues and carbon sequestration in soil. This study evaluates a novel approach combining suspend...

NEW in @plantandsoil
Localized #fertilizer co-applied with #biochar suspension
increases #phosphorus uptake by #maize
doi.org/10.1007/s111...

Free: rdcu.be/e0ueW

Lead by Irina Loginova

#SoilOrganicCarbon #soil #agriculture #Roots #isotopes

Australians interested in precipitation isotopes will be thrilled to see this time-resolved isoscape published by @raindrop-herder.bsky.social

#isotopes #rainfallIsotopes #Australia #Climate

hess.copernicus.org/articles/30/289/2026/hes...

MultiSearch Tag Explorer MultiSearch Tag Explorer - Explore tags and search results by aéPiot

#MARLENE #NORST
aepiot.com/advanced-sea...
#ALBUQUERQUE #ISOTOPES
aepiot.com/advanced-sea...
#KAKERU #KUMAGAI
multi-search-tag-explorer.aepiot.com/advanced-sea...
allgraph.ro

New REVIEW
Soil savvy: how stable isotopes are shaping forest ecosystem management

✒️ Lawson, Frene, and Lue Sue
🔗 https://ow.ly/THvC50XSq4A #FreeAccess #isotopes

Excited to share this study led by Brandon Keough! I was lucky enough to work on this project as a Purdue undergrad. We used #isotopes, #sedimentology, and field geology to study precipitation cycles in the Plio-Pleistocene of Death Valley.
sciencedirect.com/science/article/abs/pii/S0031018225006182

Paleodiet reconstructions and human utilization of middle Holocene Equus ferus in northwest Europe This study uses tooth meso- and microwear together with bone collagen stable isotope ratios (carbon (δ13C), nitrogen (δ15N), and sulphur (δ34S)) to in…

Our work on the nearby-find of late-surviving #horses of the native Central European phylogroup: Paleodiet reconstructions and human utilization of middle #Holocene Equus ferus in northwest Europe🐎🐎www.sciencedirect.com/science/article/pii/S003... #toothwear #isotopes #paleobiology

Fungal #necromass fate in #paddy #soil depends on #fertilization
NEW in Biology & Fertility of Soils

doi.org/10.1007/s003...
free: rdcu.be/eYl9R

#SoilOrganicMatter #sequestration #microbialbiomass #enzymes #aminosugars #MicrobialNecromass #soilfungi #paddysoil #13Clabeling #isotopes

Physicists Discover a New Nuclear “Island” Where Magic Numbers Collapse Researchers identify an “Island of Inversion” in proton-neutron symmetric nuclei for the first time. For many years, nuclear physicists thought that “Islands of Inversion” existed mainly in neutron-rich nuclei. These are regions of the nuclear chart where the usual rules of nuclear structure stop working. In these rare cases, familiar magic numbers no longer apply, [...]

Clumped isotopes as fingerprints of microbial methane production pathways in marine sediments
#methanogens #methane #isotopes
doi.org/10.1002/lol2...

Graphical abstract for the paper. Skeletons with male & female grave goods (sword and brooches with bead string), with arrows to a tooth showing the type of analyses & subsequent information you can get from them. First arrow goes to isotopes which tell about individual migration; strontium is linked to food and underlying soils/geology; oxygen is linked to drinking water and to the climate. The second arrow goes to DNA which informs about ancestry and relatedness. To the right is a map of Europe, Western Asia and Northern Africa with a big oval of arrows to indicate movement around all areas of the map, and a map pin in England with arrows from various regions leading to it, to show that people moved from all across the map into England in the early medieval period.

🌟New Year exciting new OA paper🌟 doi.org/10.1080/0076... from myself @hcaatedinburgh.bsky.social, @shakenbeck.bsky.social & TC O'Connell @cam-archaeology.bsky.social "Large-Scale Isotopic Data Reveal Gendered Migration into Early Medieval England c ad 400–1100" using #isotopes & #aDNA🧵⬇️ 1/

International Isotopes Inc. Transitions to Radnostix, Expanding Its Brand and Focus International Isotopes Inc. has officially rebranded to Radnostix, reflecting a strategic evolution in its focus on radioisotopes and theranostics.

International Isotopes Inc. Transitions to Radnostix, Expanding Its Brand and Focus #United_States #Idaho_Falls #Theranostics #Radnostix #Isotopes

🎨 The goal of this graphic article is to provide a brief introduction to the methods of biomolecular archaeology, especially as they can be applied within #medieval studies. We cover: ☠️ #osteology & #ethics ⚛️ #isotopes 🧬 #aDNA 🧪 #palaeoproteomics 🏺 #organicresidues 👩‍🔬 #metabolomics