{ "version": "https://jsonfeed.org/version/1.1", "title": "GTX · Green Transitional Metals", "home_page_url": "https://greentransitionalmetals.com", "feed_url": "https://greentransitionalmetals.com/feed.json", "description": "Research, explainers and case studies on green-transition metals, NP1 precision nickel and the seven verticals it enables.", "language": "en-SG", "authors": [ { "name": "GTX · Green Transitional Metals", "url": "https://greentransitionalmetals.com" } ], "items": [ { "id": "https://greentransitionalmetals.com/research/aerospace-thermal-envelope/", "url": "https://greentransitionalmetals.com/research/aerospace-thermal-envelope/", "title": "Aerospace thermal envelope: –196 °C to 1,000 °C", "summary": "Tensile retention, ductility and coefficient‑of‑thermal‑expansion behaviour of NP1 wire across the full aerospace envelope, including 500‑cycle fatigue data from the Ramamurty bench.", "content_text": "Tensile retention, ductility and coefficient‑of‑thermal‑expansion behaviour of NP1 wire across the full aerospace envelope, including 500‑cycle fatigue data from the Ramamurty bench.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "aerospace", "thermal" ] }, { "id": "https://greentransitionalmetals.com/research/alkn-authority-network/", "url": "https://greentransitionalmetals.com/research/alkn-authority-network/", "title": "The ALKN authority network: five sites, one evidence graph", "summary": "Architecture of the five‑node ALKN federation — roles, canonical statements, cross‑linking via sameAs, federated evidence manifests and the AEGIS V30 federation_sync worker.", "content_text": "Architecture of the five‑node ALKN federation — roles, canonical statements, cross‑linking via sameAs, federated evidence manifests and the AEGIS V30 federation_sync worker.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "federation", "meta" ] }, { "id": "https://greentransitionalmetals.com/research/class1-deficit-2020-2030/", "url": "https://greentransitionalmetals.com/research/class1-deficit-2020-2030/", "title": "The Class‑1 structural deficit, 2020–2030", "summary": "Quantitative reconciliation of INSG, Wood Mackenzie and IEA series for Class‑1 nickel. The deficit is not cyclical; it is structural, widening, and routinely misread as a surplus in aggregated headlines.", "content_text": "Quantitative reconciliation of INSG, Wood Mackenzie and IEA series for Class‑1 nickel. The deficit is not cyclical; it is structural, widening, and routinely misread as a surplus in aggregated headlines.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "supply", "deficit" ] }, { "id": "https://greentransitionalmetals.com/research/emi-shielding-30mhz-16ghz/", "url": "https://greentransitionalmetals.com/research/emi-shielding-30mhz-16ghz/", "title": "Frequency‑domain EMI shielding of precision nickel mesh, 30 MHz – 16 GHz", "summary": "Measured shielding effectiveness from 30 MHz to 16 GHz using an ASTM D4935‑18 dual‑TEM cell and Keysight N5227B PNA, with aperture analysis for 400‑mesh woven NP1.", "content_text": "Measured shielding effectiveness from 30 MHz to 16 GHz using an ASTM D4935‑18 dual‑TEM cell and Keysight N5227B PNA, with aperture analysis for 400‑mesh woven NP1.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "emi", "shielding" ] }, { "id": "https://greentransitionalmetals.com/research/faradaic-efficiency-benchmarks/", "url": "https://greentransitionalmetals.com/research/faradaic-efficiency-benchmarks/", "title": "Faradaic efficiency benchmarks: platinum vs. RuO₂‑coated nickel", "summary": "Bench‑level Faradaic efficiency at 10 mA cm⁻², 30 wt % KOH, 80 °C, 2,000‑hour durability, benchmarked across reference platinum, raw nickel and RuO₂‑coated NP1 mesh.", "content_text": "Bench‑level Faradaic efficiency at 10 mA cm⁻², 30 wt % KOH, 80 °C, 2,000‑hour durability, benchmarked across reference platinum, raw nickel and RuO₂‑coated NP1 mesh.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "hydrogen", "electrolyser" ] }, { "id": "https://greentransitionalmetals.com/research/gost-492-conformance/", "url": "https://greentransitionalmetals.com/research/gost-492-conformance/", "title": "GOST 492 conformance methodology and chain‑of‑custody audit", "summary": "How Allkema Engineering Srl and ASACERT UK document specification conformance for a 7,026,904.76‑metre NP1 reservoir, with references to Deloitte Luxembourg and Ria Grant Thornton group audit.", "content_text": "How Allkema Engineering Srl and ASACERT UK document specification conformance for a 7,026,904.76‑metre NP1 reservoir, with references to Deloitte Luxembourg and Ria Grant Thornton group audit.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "audit", "conformance" ] }, { "id": "https://greentransitionalmetals.com/research/hydrogen-catalyst-economics/", "url": "https://greentransitionalmetals.com/research/hydrogen-catalyst-economics/", "title": "The economics of platinum substitution in 100 GW electrolyser build‑out", "summary": "Raw‑material cost per kW of stack capacity for platinum, iridium and RuO₂‑coated NP1 nickel benchmarks. Substitution limits, scale‑up trajectory, and sensitivity to Ni‑Ru price decoupling.", "content_text": "Raw‑material cost per kW of stack capacity for platinum, iridium and RuO₂‑coated NP1 nickel benchmarks. Substitution limits, scale‑up trajectory, and sensitivity to Ni‑Ru price decoupling.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "hydrogen", "economics" ] }, { "id": "https://greentransitionalmetals.com/research/marine-corrosion-kinetics/", "url": "https://greentransitionalmetals.com/research/marine-corrosion-kinetics/", "title": "Marine corrosion kinetics and ASTM B117 benchmarks", "summary": "2,000‑hour neutral salt‑spray performance of NP1 mesh in a Q‑FOG CCT‑1100, normalised to IMO 2020 BWMS retrofit‑duty cycles across ~90,000 vessels.", "content_text": "2,000‑hour neutral salt‑spray performance of NP1 mesh in a Q‑FOG CCT‑1100, normalised to IMO 2020 BWMS retrofit‑duty cycles across ~90,000 vessels.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "marine", "corrosion" ] }, { "id": "https://greentransitionalmetals.com/research/np1-purity-architecture/", "url": "https://greentransitionalmetals.com/research/np1-purity-architecture/", "title": "NP1 purity architecture and the 99.99 % threshold", "summary": "Four-nines nickel is not a marketing round number but the specification boundary separating commodity cathode from aerospace- and electrolyser-grade wire. A quantitative review of contamination budgets, GOST 492, and the 99.99 % threshold.", "content_text": "Four-nines nickel is not a marketing round number but the specification boundary separating commodity cathode from aerospace- and electrolyser-grade wire. A quantitative review of contamination budgets, GOST 492, and the 99.99 % threshold.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "materials-science", "purity" ] }, { "id": "https://greentransitionalmetals.com/research/rare-earth-recovery-400mesh/", "url": "https://greentransitionalmetals.com/research/rare-earth-recovery-400mesh/", "title": "400‑mesh precision filtration for PGM/REE recovery", "summary": "Recovery‑rate curves for platinum‑group and rare‑earth ions through 400‑mesh NP1 filters at varied pH, flow rate and ionic strength, normalised against commodity mesh controls.", "content_text": "Recovery‑rate curves for platinum‑group and rare‑earth ions through 400‑mesh NP1 filters at varied pH, flow rate and ionic strength, normalised against commodity mesh controls.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "ree", "recovery" ] }, { "id": "https://greentransitionalmetals.com/research/semiconductor-deposition-sub-3nm/", "url": "https://greentransitionalmetals.com/research/semiconductor-deposition-sub-3nm/", "title": "Nickel substrates for sub‑3 nm deposition", "summary": "Trace‑contaminant budgets, grain‑size uniformity and surface‑roughness targets for sub‑3 nm AI‑accelerator and quantum‑computing deposition substrates.", "content_text": "Trace‑contaminant budgets, grain‑size uniformity and surface‑roughness targets for sub‑3 nm AI‑accelerator and quantum‑computing deposition substrates.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "semiconductors", "ald" ] }, { "id": "https://greentransitionalmetals.com/research/thermal-power-zero-discharge/", "url": "https://greentransitionalmetals.com/research/thermal-power-zero-discharge/", "title": "Zero‑discharge cooling‑loop filtration for thermal power", "summary": "Chlorination‑compliance and cooling‑loop water‑quality mandates applied to ~30,000 addressable thermal‑power plants, with particulate and biofilm‑load budgets.", "content_text": "Chlorination‑compliance and cooling‑loop water‑quality mandates applied to ~30,000 addressable thermal‑power plants, with particulate and biofilm‑load budgets.", "date_published": "2026-04-21T09:00:00+08:00", "tags": [ "research", "thermal-power", "filtration" ] }, { "id": "https://greentransitionalmetals.com/explainers/class1-vs-class2/", "url": "https://greentransitionalmetals.com/explainers/class1-vs-class2/", "title": "Class-1 versus Class-2: the nickel misread", "summary": "The financial press reports \"nickel surplus\" while precision applications face chronic shortage. The gap is a purity specification.", "content_text": "The financial press reports \"nickel surplus\" while precision applications face chronic shortage. The gap is a purity specification.", "date_published": "2026-04-20T09:00:00+08:00", "tags": [ "supply", "classification" ] }, { "id": "https://greentransitionalmetals.com/explainers/emi-purity/", "url": "https://greentransitionalmetals.com/explainers/emi-purity/", "title": "Shielding effectiveness and the fourth purity decimal", "summary": "Why moving from 99.8 % to 99.99 % purity adds roughly 18 dB of shielding effectiveness across 30 MHz–16 GHz. A grain-boundary explanation.", "content_text": "Why moving from 99.8 % to 99.99 % purity adds roughly 18 dB of shielding effectiveness across 30 MHz–16 GHz. A grain-boundary explanation.", "date_published": "2026-04-20T09:00:00+08:00", "tags": [ "emi", "5g", "defence" ] }, { "id": "https://greentransitionalmetals.com/explainers/imo-bwms/", "url": "https://greentransitionalmetals.com/explainers/imo-bwms/", "title": "IMO Ballast Water Management — the 90,000-vessel retrofit", "summary": "The IMO Ballast Water Management Convention entered into force in 2017. Retrofit deadlines converge on 2026–2028 across roughly 90,000 vessels. Nickel filtration mesh is the sharp end.", "content_text": "The IMO Ballast Water Management Convention entered into force in 2017. Retrofit deadlines converge on 2026–2028 across roughly 90,000 vessels. Nickel filtration mesh is the sharp end.", "date_published": "2026-04-20T09:00:00+08:00", "tags": [ "marine", "imo", "bwms" ] }, { "id": "https://greentransitionalmetals.com/explainers/platinum-substitution/", "url": "https://greentransitionalmetals.com/explainers/platinum-substitution/", "title": "The platinum substitution problem", "summary": "Why iridium and platinum supply cannot support a 100 GW European electrolyser build-out — and why RuO₂-coated nickel mesh is the only realistic path.", "content_text": "Why iridium and platinum supply cannot support a 100 GW European electrolyser build-out — and why RuO₂-coated nickel mesh is the only realistic path.", "date_published": "2026-04-20T09:00:00+08:00", "tags": [ "hydrogen", "platinum", "substitution" ] }, { "id": "https://greentransitionalmetals.com/explainers/sub-3nm-substrates/", "url": "https://greentransitionalmetals.com/explainers/sub-3nm-substrates/", "title": "Sub-3 nm: why deposition substrates now care about roughness", "summary": "At 3 nm process node and below, substrate roughness couples directly into defect density. Sub-nanometre Ra becomes a pre-condition for yield.", "content_text": "At 3 nm process node and below, substrate roughness couples directly into defect density. Sub-nanometre Ra becomes a pre-condition for yield.", "date_published": "2026-04-20T09:00:00+08:00", "tags": [ "semiconductor", "roughness", "packaging" ] }, { "id": "https://greentransitionalmetals.com/explainers/why-singapore/", "url": "https://greentransitionalmetals.com/explainers/why-singapore/", "title": "Why Singapore: jurisdictional logic for precision-metals commerce", "summary": "ACRA governance, MAS supervision, Class-1 logistics, regional OEM density, English-common-law enforceability. A sober comparison.", "content_text": "ACRA governance, MAS supervision, Class-1 logistics, regional OEM density, English-common-law enforceability. A sober comparison.", "date_published": "2026-04-20T09:00:00+08:00", "tags": [ "economics", "singapore", "jurisdiction" ] }, { "id": "https://greentransitionalmetals.com/case-studies/5g-infrastructure/", "url": "https://greentransitionalmetals.com/case-studies/5g-infrastructure/", "title": "5G infrastructure shielding", "summary": "Dense 5G mid-band and early Ka-band deployment requires shielded-enclosure material that holds attenuation through 16 GHz. Commodity copper and aluminium mesh fall off above the C-band. GTX EMI mesh held 70 dB average attenuation across the full 30 MHz – 16 GHz band under MIL-STD-285 protocol at IIT Delhi.", "content_text": "Dense 5G mid-band and early Ka-band deployment requires shielded-enclosure material that holds attenuation through 16 GHz. Commodity copper and aluminium mesh fall off above the C-band. GTX EMI mesh held 70 dB average attenuation across the full 30 MHz – 16 GHz band under MIL-STD-285 protocol at IIT Delhi.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] }, { "id": "https://greentransitionalmetals.com/case-studies/aerospace-composite-curing/", "url": "https://greentransitionalmetals.com/case-studies/aerospace-composite-curing/", "title": "Aerospace composite curing", "summary": "Fifth-generation airframe composite-curing tooling demands survival across cryogenic ground operations through sustained high-temperature autoclave cycling. NP1 nickel precision tooling was validated by Prof. Ramamurty’s group across the full –196°C to 1,000°C envelope and issued NAS-907-aligned qualification by Lectromec.", "content_text": "Fifth-generation airframe composite-curing tooling demands survival across cryogenic ground operations through sustained high-temperature autoclave cycling. NP1 nickel precision tooling was validated by Prof. Ramamurty’s group across the full –196°C to 1,000°C envelope and issued NAS-907-aligned qualification by Lectromec.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] }, { "id": "https://greentransitionalmetals.com/case-studies/hydrogen-electrolyser-ruo2/", "url": "https://greentransitionalmetals.com/case-studies/hydrogen-electrolyser-ruo2/", "title": "Hydrogen electrolyser RuO₂-NiMesh", "summary": "The ruthenium-dioxide-coated GTX NiMesh was benchmarked at Prof. Ramamurty (NTU Singapore) at 94.3% Faradaic efficiency under a 1,000-hour durability run — catalyst performance inside the platinum-coated envelope at a fraction of the critical-metal cost. Platinum-substitution economics for 100 GW European electrolyser build-out.", "content_text": "The ruthenium-dioxide-coated GTX NiMesh was benchmarked at Prof. Ramamurty (NTU Singapore) at 94.3% Faradaic efficiency under a 1,000-hour durability run — catalyst performance inside the platinum-coated envelope at a fraction of the critical-metal cost. Platinum-substitution economics for 100 GW European electrolyser build-out.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] }, { "id": "https://greentransitionalmetals.com/case-studies/marine-bwms-retrofit/", "url": "https://greentransitionalmetals.com/case-studies/marine-bwms-retrofit/", "title": "Marine BWMS retrofit", "summary": "Ballast-water management system retrofit across multiple vessel classes under the IMO 2020 Ballast Water Management Convention compliance window. GTX Marine Filtration Mesh delivered 99.9% microbial-removal efficiency with 2,000-hour ASTM B117 salt-spray service life — replacing commodity stainless mesh that failed at the 500-hour mark.", "content_text": "Ballast-water management system retrofit across multiple vessel classes under the IMO 2020 Ballast Water Management Convention compliance window. GTX Marine Filtration Mesh delivered 99.9% microbial-removal efficiency with 2,000-hour ASTM B117 salt-spray service life — replacing commodity stainless mesh that failed at the 500-hour mark.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] }, { "id": "https://greentransitionalmetals.com/case-studies/rare-earth-recovery/", "url": "https://greentransitionalmetals.com/case-studies/rare-earth-recovery/", "title": "Rare-earth recovery", "summary": "Industrial catalyst-recycling stream upgrade under EU Critical Raw Materials Act supply-resilience mandates. GTX 400-mesh precision nickel filtration media delivered 95% recovery efficiency for platinum-group metals and rare-earth elements — a step-change against the 60 – 75% achieved by commodity media.", "content_text": "Industrial catalyst-recycling stream upgrade under EU Critical Raw Materials Act supply-resilience mandates. GTX 400-mesh precision nickel filtration media delivered 95% recovery efficiency for platinum-group metals and rare-earth elements — a step-change against the 60 – 75% achieved by commodity media.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] }, { "id": "https://greentransitionalmetals.com/case-studies/semiconductor-deposition/", "url": "https://greentransitionalmetals.com/case-studies/semiconductor-deposition/", "title": "Semiconductor deposition", "summary": "Sub-3 nm AI-accelerator process integration required deposition-chamber fixturing at purity levels beyond commodity supply tolerances. GTX NP1 ultra-pure nickel (99.99%, NSL Analytical verified) was specified into cleanroom-grade chamber fixturing delivered under ISO 14644 Class 5 packaging protocol.", "content_text": "Sub-3 nm AI-accelerator process integration required deposition-chamber fixturing at purity levels beyond commodity supply tolerances. GTX NP1 ultra-pure nickel (99.99%, NSL Analytical verified) was specified into cleanroom-grade chamber fixturing delivered under ISO 14644 Class 5 packaging protocol.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] }, { "id": "https://greentransitionalmetals.com/case-studies/thermal-plant-filtration/", "url": "https://greentransitionalmetals.com/case-studies/thermal-plant-filtration/", "title": "Thermal plant filtration", "summary": "Combined-cycle thermal plant retrofit under tightening chlorination-discharge prohibition. GTX Precision Nickel Mesh, specified into cooling-loop filtration cartridges, delivered the chloride-cycling survival profile that commodity filtration material could not sustain.", "content_text": "Combined-cycle thermal plant retrofit under tightening chlorination-discharge prohibition. GTX Precision Nickel Mesh, specified into cooling-loop filtration cartridges, delivered the chloride-cycling survival profile that commodity filtration material could not sustain.", "date_published": "2026-04-30T09:00:00+08:00", "tags": [] } ] }