ヘリウムが生産できなくなった→最先端半導体が製造できません

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極微細プロセスの半導体――CPUだったりAIチップだったりスマートフォンなどのSoCだったり――を製造するのにヘリウムが必要で、そのヘリウムは天然ガス採掘の際に副産物として抽出することで生産するそうな。

それでヘリウム生産の世界シェア約41％をアメリカ、約32％をカタールが占め、あとはロシアとアルジェリア、ポーランド、カナダで数％ずつ。
天然ガスを産出する国であっても高度なプラントを整備してないとヘリウムの生産もできないようで、近年カタールが急激にシェアを拡大させているのも、工業都市ラス・ラファンで21世紀初頭に天然ガス液化施設が本格稼働したからのようです。

そのラス・ラファンの施設が米イスラエルvsイラン戦争のとばっちりで攻撃を受け、復旧に数年を要するといわれたことから危機感を募らせてるのが半導体大国の韓国と台湾。特に韓国は約65％をカタールに依存しているとかで、日本語でもニュースになってるのは宜なるかな（台湾はカタールからのヘリウム調達が全体の約30％と韓国ほど依存してないことと2021年のヘリウム供給危機を教訓にヘリウムのリサイクル活用を始めたとかなんとか）。

AIブームだなんやと賑やかな昨今の半導体業界、世界のキープレイヤーはファウンドリ事業で世界シェア64％のTSMC、半導体メモリ3強の一角でHBMでは世界シェア57％を握ってるとされるSKハイニックス、ファウンドリとメモリ両方を手掛けファウンドリ事業とHBM分野それぞれで世界2位につけているサムスン電子、この3社だと個人的には考えてます。
戦争が長期化してTSMC・サムスン・SKハイニックスの工場が滞る事態になると、どんなに高性能な半導体チップを設計しても供給自体が止まってしまいますし、AIもPCもスマートフォンもサーバーも作れなければデータセンターも建てられなくなります。

更には後で引用に出てきますが、ラス・ラファンのようなLNG精製とヘリウム抽出を同時に行える施設を修復したり、あるいは新規で建設する際にはBAHX（ろう付けアルミニウム熱交換器）というのが欠かせないそうで、現在7.5億ドル（USD/JPY160レート換算で1,200億円）、2032年には12億ドル（1,920億円）を超える市場規模にまで成長すると予想されているとか。しかも最新のLNGプラントに耐えうるBAHXユニットを製造できるのは世界でたったの5社、米チャート・インダストリーズ、独リンデ、仏フィヴ・クリオ、そして日本の神戸製鋼とかつての住友精密工業を吸収子会社化した住友商事。付け加えると現地でカスタマイズしないといけない大型製品なので、中東湾岸諸国に作ったり修復したりとなると人とモノをホルムズ海峡で通してもらわないといけません。米イスラエルがドンパチ仕掛けてる間は不可能。

・・・といわけで、以下引用。きょうびのブラウザは翻訳のプラグインがいくらでも付けられるので、英文の和訳が必要な方は各自で機械翻訳をご利用くださいませ。

The market priced the oil shock in 48 hours. It has not begun to price the helium shock.

Qatar produces one-third of the world’s helium. USGS data: 63 million cubic metres out of a global 190 million. Helium is extracted as a byproduct of LNG processing at Ras Laffan. The same facility that Iranian missiles hit on March 18. The same facility where QatarEnergy’s CEO told Reuters the damage will take three to five years to repair.

One-third of global supply. Three to five years offline. No substitute exists for helium in cryogenic semiconductor applications. The USGS says this explicitly.

South Korea imports 64.7% of its helium from Qatar per the Korea International Trade Association. Samsung and SK Hynix, which together dominate the global DRAM and high-bandwidth memory markets powering every AI accelerator on earth, hold roughly six months of inventory per TrendForce and Korean media reporting. Samsung’s HeRS recycling system recovers roughly 4.7 tons per production line per year. Fitch Ratings estimates leading fabs can recycle 80 to 90 percent.

But recycling cannot offset a sustained one-third reduction in primary supply. Helium spot prices have already doubled according to industry consultant Phil Kornbluth.

Here is the part that connects everything.

The same Strait of Hormuz where Iran is collecting yuan-denominated tolls on oil tankers is the only maritime export route for Qatari helium. Roughly 200 specialized cryogenic containers worth about $1 million each are stranded in the Middle East per Kornbluth. Those containers keep liquid helium at minus 269 degrees Celsius. After 35 to 48 days, boil-off begins. The helium literally evaporates.

The IRGC commander on Larak Island was not just taxing oil. He was taxing the molecular input to the AI revolution and nobody in the market had modelled the connection.

Under Secretary of State Helberg, March 24: “When a regime calculates that the world needs that infrastructure more than it fears the consequences of their aggression, we will not let that calculus metastasize into the technology and semiconductor supply chains that underpin our entire economy.”

The oil disruption is priced. The helium disruption is a six-month fuse. The sulfur disruption is three weeks from shutting down copper mines across central Africa per Ivanhoe’s Friedland. Same strait. Same toll. Different molecules. Different timelines. Different destruction.

Helium is the only element that escapes Earth’s atmosphere permanently. Once released, it rises through the troposphere, passes the stratosphere, and leaves the planet. It cannot be manufactured. It cannot be synthesised at industrial scale. It accumulates over billions of years in the same geological reservoirs as natural gas. And one third of the world’s supply just went offline because Iran hit the facility that extracts it.

Qatar produced roughly 63 million cubic metres of helium in 2025, accounting for 30 to 36 percent of global supply from a total of approximately 190 million cubic metres. QatarEnergy’s three large helium purification plants at Ras Laffan form the world’s biggest helium production base. When LNG production stopped after Iranian drone strikes on March 2 and the subsequent missile damage on March 19, helium extraction stopped automatically because helium is recovered during natural gas liquefaction. You cannot produce helium without producing LNG. The byproduct dies with the primary product.

Spot helium prices have roughly doubled since the crisis began. Industry consultants warn that prolonged disruption could push contract prices toward $2,000 per thousand cubic feet. A major industrial gas supplier has already begun assessing customers a helium surcharge. Phil Kornbluth, the most cited helium market consultant, stated the assessment directly: the world cannot compensate for the loss of a third of its helium supply.

South Korea imports 64.7 percent of its helium from Qatar. SK Hynix and Samsung operate high-volume fabs producing the DRAM and high-bandwidth memory that power every AI accelerator, every data centre GPU, and every cloud computing cluster on Earth. Helium cools silicon wafers during fabrication. It serves as a carrier gas in deposition and etching tools. It enables leak detection in vacuum systems. Modern extreme ultraviolet lithography requires helium-cooled environments for precise temperature control. Without helium, the fabrication process degrades or stops.

SK Hynix and Samsung hold two to three months of helium inventory. Two to three months is not a buffer. It is a countdown. If Ras Laffan remains offline beyond that window, South Korean memory production faces rationing. TSMC in Taiwan is somewhat more diversified but still uses Qatar-linked supply chains. The entire AI hardware supply chain, from HBM3E memory stacks to advanced logic chips, sits inside helium-dependent ecosystems.

Beyond semiconductors, helium cools the superconducting magnets in more than 14,000 MRI machines operating worldwide. It pressurises rocket fuel tanks and purges propulsion systems in aerospace. CERN’s Large Hadron Collider depends on helium cryogenic systems. There is no substitute for helium in any of these applications at industrial scale.

The United States and Qatar together account for more than 70 percent of global production. The US federal helium reserve and private suppliers offer partial relief, but global prices and spot availability are still governed by Qatar’s market share. Japan’s Iwatani has drawn on US reserves. Canada and the Rockies are seeing renewed investor interest. None of this replaces 63 million cubic metres in weeks.

The war hit uranium first. Then oil. Then nitrogen. Then water. Then plastic. Then medicine. Then sulfur. Now helium. Eight layers. Each one deeper. Each one closer to the infrastructure that sustains modern civilisation. The chip that processes your data, the magnet that scans your body, and the rocket that launches your satellite all depend on an atom that leaves the planet when you lose it.

This is the most important piece of technology analysis published since the war began. Read every word. My good friend @veronken just connected a chain that nobody in Silicon Valley, Wall Street, or the Pentagon has connected in a single document.

The chain: a missile hits a gas facility in Qatar. The gas facility produces helium as a byproduct of LNG liquefaction. Qatar produces 33 percent of the world’s helium. All three Ras Laffan helium plants have been offline since March 2. QatarEnergy’s CEO confirmed the strikes reduced helium export capacity by 14 percent with repairs taking three to five years. One-third of the world’s supply of a gas that cannot be manufactured, only extracted from billion-year geological decay, removed from the market by the same missiles that took out 17 percent of global LNG.

Helium is not a balloon gas. It is the most critical process gas in chipmaking. Its thermal conductivity is six times nitrogen. In plasma etching, the step that carves nanoscale circuits into silicon, there is no deployed substitute at scale. The chips do not get made without helium. The AI does not train without the chips.

South Korea imports 64.7 percent of its helium from Qatar. South Korea is home to SK Hynix, which holds 62 percent of the global High Bandwidth Memory market, the single component NVIDIA cannot build an H100 or Blackwell without. NVIDIA accounts for 27 percent of SK Hynix’s total revenue. The $54.6 billion HBM market that Bank of America calls a 2026 supercycle depends on fabs that are now losing their helium, their oil, and their LNG from the same chokepoint simultaneously. Seoul imposed fuel rationing on March 25. QatarEnergy declared force majeure on South Korean LNG contracts on March 24.

Here is where Veron’s analysis goes beyond anything I have seen from Fortune, Bloomberg, Fitch, or any institutional research desk. South Korea does not just make the memory. South Korea builds the ships. Korean shipyards delivered 83.8 percent of global LNG carriers over the past five years. They hold two-thirds of the global orderbook. The world needs more LNG carriers to replace Qatar’s lost output. The country that builds those carriers is the same country being energy-starved by the loss of that output. The feedback loop is closed. The energy crisis hits the shipyards. The shipyard delays worsen the energy crisis. The energy crisis hits the fabs. The fab delays worsen the AI supply chain. One country. Three vulnerabilities. One chokepoint.

The buffers are real and Veron states them honestly. SK Hynix holds six months of stockpile. Samsung’s recycling system cuts consumption 18 percent. Over 70 percent of leading fabs recycle 80 to 95 percent of process helium. These buy time. Not immunity. If the strait reopens within 60 days, the supply chain exhales. If closure extends past six months, stockpiles thin and the structural deficit has no solution because the US cannot rapidly scale and Russia’s Amur plant faces sanctions.

This is the Nitrogen Trap applied to silicon. The same thesis this series demonstrated for diesel, sulfuric acid, and fertiliser now applies to the noble gas that makes AI physically possible. Jensen Huang’s roadmap runs on atoms before it runs on bits. The atoms are helium. The helium comes from Qatar. Qatar is offline. And the country that fabricates the memory and builds the replacement ships is being triple-starved by the same strait that Fink says determines whether we get $40 oil or $150 oil.

Read @veronken’s X Article. It is the best piece of supply chain analysis I have seen this year so far. The AI boom was built on an assumption so fundamental nobody stated it: that the physical world would cooperate. The physical world has stopped cooperating. The atoms are stuck. And the bits cannot move without them.

The AI Supply Chain Runs Through a War Zone. Nobody in Silicon Valley Is Paying Attention.

The physical supply chain that powers every artificial intelligence system on earth passes through a single chokepoint that has been effectively closed since early March. Not a data bottleneck. Not a software constraint. A 21-mile strait between Iran and Oman through which 30 percent of the world’s LNG and 20 percent of its oil once flowed.
Silicon Valley is not paying attention. They should be.
Because the chain that connects a bombed gas facility in Qatar to a GPU shortage in Santa Clara runs through helium extraction plants, semiconductor fabs, memory packaging lines, and LNG carrier shipyards. And every single link passes through the same country: South Korea. A country that is now simultaneously losing its oil supply, its gas supply, and its helium supply from the same chokepoint.
This is the story of how a missile strike on an LNG facility in the Persian Gulf becomes a constraint on every AI training cluster on earth.

The chain starts with a noble gas.

Helium is the second most abundant element in the universe and one of the rarest on Earth’s surface. It is produced by the radioactive decay of uranium and thorium deep in the planet’s crust. It migrates upward through rock over billions of years and accumulates in the same geological traps that hold natural gas. You do not manufacture helium. You extract it as a byproduct of natural gas processing, or you do not have it.
Qatar’s three helium plants at Ras Laffan produce approximately 2.3 billion standard cubic feet per year: Helium 1 (660 million scf, online 2005), Helium 2 (1.3 billion scf, the world’s largest, online 2013), and Helium 3 (400 million scf, online approximately 2021). That is roughly one-third of total global helium supply, according to the US Geological Survey’s 2026 Mineral Commodity Summaries, which puts Qatar at 33.2 percent of world production.
All three plants have been offline since March 2, when Qatar halted LNG production following the outbreak of hostilities. The helium plants cannot operate independently of the LNG facility because helium is extracted from the natural gas stream during cryogenic liquefaction. When the gas stops flowing, the helium stops flowing.
QatarEnergy CEO Saad al-Kaabi confirmed on March 24 that the missile strikes reduced helium output capacity by 14 percent, with repairs expected to take three to five years. The planned Helium 4 plant, targeting 1.5 billion standard cubic feet per year and over 50 percent engineered before the crisis, has no confirmed restart timeline.
One-third of the world’s helium. Removed from the market by the same missile strikes that took out 17 percent of global LNG supply. From the same facility. In the same week.

Helium is not a party balloon gas. It is the most critical process gas in chipmaking.

In semiconductor fabrication, helium performs functions that are difficult or impossible to replicate with any other substance.
Its most critical role is cooling silicon wafers during plasma etching. The etching process carves nanoscale circuit patterns into silicon at temperatures that would damage the wafer without precise thermal management. Helium’s thermal conductivity is roughly six times higher than nitrogen and nearly nine times higher than argon. Only hydrogen is higher, but hydrogen is reactive and flammable, making it unsuitable for use in proximity to plasma chemistries. Lam Research, one of the world’s largest etch equipment manufacturers, has acknowledged that nothing besides hydrogen matches helium’s thermal conductivity, and hydrogen’s reactivity disqualifies it. For backside wafer cooling during etch, there is no practical substitute deployed at scale today.
Helium also serves as the industry standard for leak detection. Helium mass spectrometry can detect leaks as small as 10⁻⁹ millibar-litres per second, essential for maintaining the vacuum integrity of deposition and lithography chambers. While forming gas (a hydrogen-nitrogen mixture) can substitute for some routine leak testing, the highest-sensitivity applications still require helium.
Additionally, helium is used as a carrier and dilution gas in chemical vapor deposition and atomic layer deposition processes, though nitrogen and argon can serve as alternatives in many of these applications.
An important distinction: in EUV lithography, the cutting-edge technology that enables chip features below 7 nanometres, the primary buffer gas is hydrogen, not helium. Hydrogen serves to slow high-energy tin ions and clean collector mirrors. Helium plays secondary roles in EUV tools, including thermal coupling and some optical path purging, but it is not the primary process gas. Getting this detail right matters because it defines the actual scope of the vulnerability.
The bottom line: helium is genuinely critical for specific, high-value fabrication steps, particularly plasma etching, where no substitute exists. It is not equally irreplaceable across all semiconductor applications. But the applications where it is irreplaceable happen to be the ones that define whether a chip gets made or does not.
Semiconductors now consume roughly 21 to 25 percent of global helium, up from 6 percent in 2015. That share is growing fast as EUV-based manufacturing scales and chip geometries shrink. The semiconductor industry is the fastest-growing consumer of helium on earth, and it is now the most exposed.

South Korea’s triple exposure.

South Korea imports 64.7 percent of its helium from Qatar, according to Korea International Trade Association data for 2025.
South Korea is home to Samsung Electronics and SK Hynix, which together dominate global memory production. SK Hynix commands 62 percent of the High Bandwidth Memory market by shipment volume as of Q2 2025, per Counterpoint Research. Samsung holds 33 percent of global DRAM market share. Combined, these two companies produce the majority of the memory chips that go into every AI training system, every data centre GPU, and every high-performance computing cluster on earth.
HBM is the single most critical constraint in the AI hardware supply chain. It is the component NVIDIA cannot build an H100, B200, or Blackwell Ultra without. SK Hynix is NVIDIA’s primary HBM supplier. In the first half of 2025, NVIDIA accounted for 27 percent of SK Hynix’s total revenue, approximately 10.9 trillion Korean won, per TrendForce. UBS projects SK Hynix will capture roughly 70 percent of the HBM4 market for NVIDIA’s next-generation Rubin platform. HBM capacity is sold out through 2026 across all major suppliers. There is zero slack.
Bank of America defines 2026 as a memory supercycle, forecasting the HBM market to reach $54.6 billion, a 58 percent increase year over year. This is the market that South Korea’s energy crisis now threatens.
Now layer the other exposures.
South Korea imports approximately 70 percent of its crude oil from the Middle East. The Strait of Hormuz has been effectively closed to commercial shipping since early March, when war risk insurance premiums made transit economically unviable. Seoul implemented mandatory fuel rationing on March 25: a one-day-per-week vehicle ban for 1.5 million government vehicles, enforced by licence plate number.
QatarEnergy declared force majeure on long-term LNG contracts with South Korea on March 24. Gas generates approximately 26 percent of South Korea’s electricity. Those contracted molecules, which were supposed to flow reliably for decades, now carry a force majeure notice that could last five years.
South Korea is losing three supply lines simultaneously. Oil. Gas. Helium. All from the same chokepoint.
The country that fabricates the memory chips that make artificial intelligence physically possible is being energy-starved by a war it did not start, in a strait it does not control, over a conflict between nations it has no leverage to influence.

What the chipmakers say and what it means.

Spot helium prices surged 70 to 100 percent within approximately two weeks of the Ras Laffan shutdown, according to helium market consultant Phil Kornbluth speaking to CNBC. Approximately 200 specialised ISO containers, each worth roughly $1 million, are stranded in the Middle East. Liquid helium boils off within 35 to 48 days if containers are not replenished.
SK Hynix has publicly stated it has diversified supplies and secured sufficient inventory. Samsung has not issued a public reassurance but is understood to hold approximately six months of stockpile and has deployed its Helium Reuse System, which reduces consumption by approximately 18 percent. TSMC says it does not currently anticipate notable impact and maintains helium from multiple suppliers with over two months of stock on hand. The Korea Semiconductor Industry Association says short-term supplies are sufficient.
There are reasons to take these reassurances seriously. Major fabs are not naive about supply chain risk. Over 70 percent of fabs in Taiwan and Japan already operate helium recycling systems. Six months of Korean stockpile buys time.
There are also reasons for caution. Spot prices reflect only about 2 percent of the helium market. Contract prices have not yet adjusted. The real test comes not at month one but at month six or seven, when stockpiles thin and the market discovers whether alternative sources can compensate.
The United States produces 42 percent of global helium but cannot rapidly scale. The former Federal Helium Reserve in Amarillo was privatised in June 2024 and can no longer serve as a government strategic buffer. Russia’s Amur Gas Processing Plant has design capacity roughly equal to Qatar’s entire output but faces Western sanctions. Algeria produces only 5 to 10 percent of global supply. Tanzania’s emerging helium projects are years from commercial production.
Phil Kornbluth estimates a minimum three-month disruption to helium supply chains, plus two months for logistics normalisation. If the conflict extends beyond six months, the structural deficit has no easy solution.

Taiwan’s quiet vulnerability.

Taiwan generates approximately 43 to 47 percent of its electricity from natural gas, the single largest source in its power mix. The island imports nearly all of its energy. It has no domestic oil, no domestic gas, and no domestic coal of significance.
TSMC, which fabricates over 90 percent of the world’s most advanced logic chips (sub-3nm), consumes roughly 9 to 10 percent of Taiwan’s total electricity, a figure S&P Global projects could reach 24 percent by 2030 under a high-growth scenario as EUV lithography scales. TSMC’s electricity consumption has more than doubled since 2017.
A voltage irregularity at a TSMC fab can destroy an entire wafer batch. The company has zero tolerance for power fluctuation. Its fabs require uninterruptible, perfectly conditioned power at industrial scale. Taiwan’s electricity reserve margin consistently falls below the government’s 15 percent target. The island has experienced power outages affecting millions of people in recent years.
With Hormuz closed and Qatar offline, global LNG prices have surged 40 to 60 percent. Taiwan must now compete with Europe, Japan, South Korea, and China for a diminished pool of spot LNG cargoes. Every dollar increase in LNG cost translates to higher electricity generation costs for an island that runs nearly half its grid on imported gas.
The world’s most important chip factory runs on imported gas, on an island with no strategic depth, in a region where the gas just got 50 percent more expensive.

The feedback loop nobody has connected: South Korea builds the ships.

Here is the connection I have not seen in a single piece of analysis from Fortune, Bloomberg, Tom’s Hardware, or any of the publications that have covered the helium angle.
South Korea does not just make chips. It builds the ships that carry the gas that the rest of the world needs to replace Qatar’s output.
South Korean shipyards, HD Hyundai Heavy Industries, Samsung Heavy Industries, and Hanwha Ocean, delivered 248 LNG carriers between 2021 and 2025, versus 48 from China. That is an 83.8 percent share of LNG carrier deliveries over the past five years, per BusinessKorea. Korean yards currently hold approximately two-thirds of the global LNG carrier orderbook by value, with LNG vessels accounting for 52 percent of their total backlog at $71.3 billion, per VesselsValue.
A single 174,000-cubic-metre LNG carrier costs $220 to 260 million at current pricing. Construction takes 30 to 36 months from steel cutting to delivery. Korean yards have orderbooks extending through 2028. New orders placed today face delivery in late 2028 or 2029.
Korean vessel exports hit $31.8 billion in 2025. Gas carriers make up over 60 percent of order composition. This is not a peripheral industry. It is a pillar of the economy.
Now trace the feedback loop.
South Korea’s energy crisis, caused by the Hormuz closure and Qatar’s force majeure, puts pressure on the industrial base that builds the LNG carriers the world needs to transport replacement gas. If Korean industry faces sustained energy disruption, supply chain delays, or cost inflation, carrier construction timelines could slip. If carrier construction slips, the global LNG fleet grows more slowly at precisely the moment the world needs more ships. If there are not enough ships, the global gas shortage deepens. If the gas shortage deepens, energy prices rise further. If energy prices rise further, Korean industry takes a harder hit.
I want to be precise about the limitations of this argument. There are circuit breakers. South Korea is restarting five nuclear reactors and easing coal restrictions. Shipbuilding is moderately energy-intensive, far less than steelmaking or semiconductor fabrication. There is currently an oversupply of LNG carriers, with approximately 60 idle ships providing buffer. Any disruption to shipyard output today would only affect deliveries in 2028 to 2029, given build timelines.
But the strategic risk is real. If the crisis extends for years, not months, Korean shipbuilding competitiveness erodes. Orders migrate to Chinese yards that are already capturing a growing share of the market. The 84 percent Korean dominance of LNG carrier deliveries begins to fracture. And that fracture arrives at exactly the moment when the global energy system needs maximum carrier capacity to compensate for the Qatari shortfall.
The doom loop may not spiral immediately. But it grinds. And the longer the war lasts, the deeper it cuts.

What Silicon Valley is not pricing.

The helium-to-semiconductor vulnerability is now well documented. Fortune, Tom’s Hardware, TrendForce, Fitch Ratings, and CNBC have all published analyses connecting Qatar’s helium shutdown to chip supply chain risk. The market is aware of the first-order effect.
What the market is not pricing is the compound exposure.
South Korea’s semiconductor industry and its shipbuilding industry are the same economy, powered by the same energy grid, exposed to the same chokepoint. A sustained disruption does not hit one sector. It hits both. And the interaction between the two creates a feedback dynamic that neither sector faces in isolation.
The $54.6 billion HBM market that Bank of America forecasts for 2026 depends on Korean fabs running at full capacity. Those fabs depend on helium from a facility that took an Iranian ballistic missile. They depend on electricity generated by gas that now carries a five-year force majeure notice. They depend on a country that is rationing fuel.
The global LNG market’s recovery from the Qatar crisis depends on carrier capacity. That capacity is built overwhelmingly in South Korean shipyards. Those shipyards depend on the same energy grid, the same economy, and the same strait.
The AI infrastructure buildout, which McKinsey estimates will require over $5 trillion in data centre investment alone through 2030, is predicated on an assumption that the physical supply chain will hold. That GPUs will be manufactured on schedule. That HBM will be available at forecast prices. That fabs will have power and process gases in the quantities they need.
Three weeks into this war, every one of those assumptions is being tested.

The timeline.

If the Hormuz closure and Qatar outage resolve within 60 days, the impact on semiconductor production is likely manageable. Stockpiles hold. Alternative helium sources partially compensate. Energy prices retreat. The market exhales.
If the outage extends to six months, the picture changes. Korean helium stockpiles thin. Fab utilisation may be reduced by 10 to 30 percent as helium is rationed to the most critical process steps. LNG carrier construction timelines face cost and supply chain pressure. The compounding effects begin.
If Qatar’s three-to-five-year force majeure plays out in full, the global helium market restructures permanently. South Korea’s semiconductor industry must find alternative supply for two-thirds of its helium at a time when there is no marginal global capacity to absorb the shift. Prices do not just spike. They reset to a new structural level.
The severity depends entirely on duration. And duration depends on a war that nobody in Silicon Valley can predict or control.

The close.

Jensen Huang stood on stage at GTC and told the world that the next decade belongs to AI. That accelerated computing would transform every industry. That NVIDIA’s roadmap, Hopper to Blackwell to Rubin, would deliver the infrastructure for a new era of intelligence.
He was not wrong about the vision. But the vision runs on hardware. The hardware runs on memory. The memory runs on helium. The helium comes from Qatar.
And Qatar is on fire.
The AI boom was built on an assumption so fundamental that nobody thought to state it: that the physical world would cooperate. That gas would flow. That ships would sail. That straits would stay open. That the atoms would show up so the bits could do their work.
Three wars in three years severed three supply lines. Russia. The Strait of Hormuz. Ras Laffan. Each one tore a piece out of the infrastructure the modern world depends on. And each one revealed a dependency that was invisible until it broke.
The dependency that just broke runs from a gas field under the Persian Gulf through cryogenic separation plants in Qatar through helium containers on cargo ships through semiconductor fabs in Pyeongtaek and Icheon through memory packaging lines that produce HBM stacks through NVIDIA’s module assembly through data centres in Virginia and Oregon.
One supply chain. One chokepoint. One war.
South Korea makes the memory AND builds the ships. It is the single most consequential industrial economy in this crisis, and its exposure is triple-stacked: oil, gas, helium. If it stumbles, the AI supply chain stumbles and the LNG carrier fleet stumbles simultaneously.
Nobody in Palo Alto is watching the Strait of Hormuz. They are watching token-per-second benchmarks and context window lengths and AGI timelines.
They should be watching the strait.
Because the atoms come before the bits. And the atoms are stuck.

Everyone is talking about the oil. Almost nobody is talking about the machines.

When Iranian missiles hit Ras Laffan on March 18 and 19, they did not just knock out LNG production. They struck the most concentrated node of cryogenic industrial infrastructure on earth. And the reason QatarEnergy’s CEO told Reuters that repairs will take three to five years is not because the buildings are hard to rebuild. It is because the machines inside them are nearly impossible to replace.

The core technology in every LNG train and helium extraction unit at Ras Laffan is the brazed aluminium plate-fin heat exchanger, known in the industry as a BAHX. These are not off-the-shelf components. They are custom-engineered cryogenic cores weighing up to 470 tonnes, standing 60 metres tall inside insulated cold boxes, manufactured by exactly five companies on earth: Chart Industries in the United States, Fives Cryo in France, Kobe Steel in Japan, Linde in Germany, and Sumitomo in Japan. That is the entire global supply per ALPEMA, the manufacturers’ own association.

Current lead time for a full mega-scale air separation unit built around these exchangers: three to four years from contract to commissioning. Lead time for the BAHX cores alone: 12 to 18 months with order books already full before the war started.

Here is why field repair is so difficult.

Aluminium has no fatigue endurance limit. Every thermal cycle accumulates irreversible damage. The brazed joints crack under thermal stress, and ALPEMA’s Integrity Operating Windows cap temperature changes at below 1 degree Celsius per minute during normal cycling and below 5 degrees per minute even during startup events.

When a joint cracks, the only field repair is layer blocking: welding shut the distributor openings of the damaged layer while leaving adjacent layers open. Chart Industries, the primary manufacturer, recommends a maximum of two blocks before the entire core must be replaced. Each block reduces heat transfer efficiency. Each block increases stress on remaining layers, accelerating the fatigue cycle.

Shell confirmed on March 20 that Pearl GTL Train 2 will take approximately one year to repair. The LNG trains S4 and S6, with 12.8 million tonnes per annum combined capacity, will take three to five years per QatarEnergy. The difference in timelines reflects damage extent, not repair difficulty. Both face the same physics.

And both face the same logistics problem. Every replacement module, every specialist welder with an ASME R-stamp authorization, every 470-tonne cold box shipment must transit the Strait of Hormuz. The same strait where 90 percent of the world’s ocean-going tonnage has lost war risk insurance coverage. The same strait where the IRGC operates a selective vetting corridor with at least two confirmed yuan-settled payments per Lloyd’s List. The same strait where premiums have surged from 0.125 percent to 7.5 percent of hull value.

The machines cannot be repaired without parts that cannot be shipped through a strait that cannot be insured.

This is the machine layer that connects the helium shortage to the semiconductor shortage to the AI compute shortage. Qatar produces one-third of the world’s helium as a byproduct of LNG processing through these exact machines. Helium spot prices have doubled. Samsung and SK Hynix hold six months of inventory. There is no substitute in cryogenic semiconductor applications per the USGS.

The market priced the oil shock. It has not priced the machine shock. The timeline is measured in years, not weeks.