Silicon on Insulator (SOI) for Research & Development

university wafer substrates

New Silicon-on-Insulator Buying Program

We are working with several SOI manufacturers to provide small quanties of SOI to you. Whole wafers and diced pieces available at a deep discount. For example we have a potential order for 50 of the following:

100mm P/B (100) 500um 10-20 ohm-cm Prime Grade
Device 340nm
Oxide 1,000nm

The manufacturer's minimum quantity is 50 wafers. But you only need say 1-3 wafers. We could potentiall buy 50 and sell you just a few at a very reasonable cost.

Get Your SOI Quote FAST! Or, Buy Online and Start Researching Today!


Silicon-on-Insulator (SOI) - Can't buy many wafers? We can quote you just one wafer

SOI Wafer Special included diced SOI wafers for greater savings.

diced silicon on insulator wafers

SIMOX Silicon-on-Insulator Wafers

150mm SOI P/B (100) 625um 1,000 ohm-cm
Device 200nm
Oxide 1,000nm

Don't buy ten if you don't have to!

Which SOI keyword did you use to find this page?
Tell us and receive a discount on your order!

silicon on insulator pdf
silicon on insulator fabrication
silicon on insulator benefits
silicon on insulator advantages
silicon on insulator process flow
silicon insulator advantages
Silicon on Insulator
silicon on insulator technology
silicon on insulator wafer
soi wafer price
silicon on insulator ppt
silicon on insulator mosfet
soi wafer
soi wafer wiki
soi wafer thickness
soi wafer cost
soi wafer bonding
fully depleted soi
soi wafers price
soi wafer manufacturer
silicon on insulator fabrication process
soi wafer suppliers
silicon on insulator basics


What are Silicon-on-Insulator Wafer Applications?

Silicon on insulator (SOI) is a type of microelectronic device in which a layer of silicon is bonded to an insulating layer, such as silicon dioxide (SiO2). SOI devices have a number of interesting properties and are used in a variety of applications. Some of the main applications of SOI include:

  1. Microelectromechanical systems (MEMS): SOI devices are used in the production of MEMS devices, such as sensors and actuators. The insulating layer in an SOI device helps to prevent electrical cross-talk and improve the performance of these devices.

  2. High-speed electronics: SOI devices have a high electron mobility, which makes them useful for the production of high-speed electronic devices, such as transistors and lasers.

  3. RF applications: SOI devices are used in the production of radio frequency (RF) devices, such as filters and power amplifiers. The insulating layer in an SOI device helps to reduce noise and improve the performance of these devices.

  4. Solar cells: SOI devices are used in the production of solar cells, which are devices that convert sunlight into electricity. The insulating layer in an SOI device helps to improve the efficiency of these devices.

In addition to these applications, SOI is also used in research and development for a variety of other applications, including in the development of new materials for use in a range of technologies.

Other SOI diameters such as 150mm & 200mm is also possible

IF this interests you, please let us know. Or fill out the form below and let us know which specs you need.

Recent Inventory Additions Specs. Device Oxide
150mm SMX-6P675-0.375-0.2P-SIM-01 200nm 375nm
150mm SMB-6P675-3-0.22P-SIM-01 220nm 3μm
150mm BES-6P675-2.5-50P-AAC-01 50nm 2.5μm
100mm SMB-4P430-1-0.35P-SIM-01 350 1μm

200nm Device Layer UNIBOND SOI Wafer

SOI Item #G4P-017-01 - 100mm P/B (100) 500um14-22 ohm-cm Device 340nm, Oxide 1000nm UNIBOND Prime Grade
(50 wafers left)

340nm Device Layer UNIBOND SOI Wafer

(75 wafers left)
SOI Item #G4M-005-01- 100mm P/ B(100) 500um 14-22 ohm-cm Device 340nm, Oxide 400nm UNIBOND Monitor Grade

Spring 2021 Simox SOI Wafer Special

200mm SIMOX SOI Wafers in Stock

New Sale on Simox SOI Wafers!

Device Layer (nm) Box Layer (nm) Handle Layer (um) TTV (um) Qty in Stock
55 145 725+/-15 <1 184
70 145 725+/-15 <1 253
70 2000 725+/-15 <1 1756
75 250 725+/-15 <1 18
80 1000 725+/-15 <1 374
88 200 725+/-15 <1 23
145 1000 725+/-15 <1 9166
160 400 725+/-15 <1 24
300 300 725+/-15 <1 43
400 150 725+/-15 <1 21
700 2000 725+/-15 <1 22
1250 145 725+/-15 <1 353
1250 400 725+/-15 <1 19
2100 400 725+/-15 <1 16
3500 400 725+/-15 <1 46
3000 300 725+/-15 <1 4414

Current SOI Specials 8" SOI with device layer 50nm thick

- 8" SOI with device layer 50nm thick
-Top Si: p-type/<100>/8.5-11.5
-Box:0.2um thick
-Handle Si wafer:p-type/<100>/725um thick/15

Deep Dive into SOI Wafer Tech

Ever dived deep into the world of tech and found something that's both foundational and fascinating? That's what Silicon-On-Insulator (SOI) wafers are in the realm of electronics. These thin slices aren't just any material; they're a key player in making our gadgets sleeker, faster, and more power-efficient.

So, what makes them stand out? They've got this nifty layer sandwiched right between pure silicon and an insulating material – typically silicon dioxide. This unique setup is why your phone doesn’t overheat when you binge-watch shows or why your laptop can handle numerous tabs open without crashing.

But let’s not get lost in jargon land. Imagine these wafers as the unsung heroes behind the scenes. They're like diligent backstage crew members ensuring everything runs smoothly during a play—except it's for electronic devices.

And guess what? Their versatility goes beyond phones and laptops. We’re talking aerospace to automotive industries craving this tech because it boosts performance while trimming down energy consumption—a real win-win!

As we zoom out from all those technical details back to our main plot: Yes, SOI wafers may sound super niche at first glance but think about it—they’re actually central characters driving today’s technological narratives forward. Just like stories evolve from books to screenplays shaping cinematic experiences, SOI wafer technology evolves with every innovation pulse—it shapes how we interact with technology daily!
Stepping into the semiconductor arena, SOI wafers are like the new heavyweights in town – their energy efficiency and superior performance are totally changing up how we build electronic devices; this exploration will give you all the insider details on why these wafers are such a big deal, from cost savings to technical specs.
Silicon-On-Insulator, or SOI for short, is really shaking things up in the world of semiconductors. Think of it as a turbo boost for chips. It's all about making them faster and more efficient while keeping their thirst for power on the low side.

This tech slides a thin layer of insulating material right between the silicon wafer and its conducting layer. What you get are devices that aren't just quick but also have way less electrical leakage—kind of like having top-notch insulation in your house to keep energy costs down.

SOI wafers stand out because they've got some serious perks over the old-school bulk silicon everyone was using before. They're kind of like an upgrade from a reliable sedan to a sleek sports car—it’s still getting you where you need to go, but with extra style and zip.

So when we're talking about powering our next-gen gadgets—think smartphones that don't die by lunchtime or laptops that can handle heavy graphics without breaking a sweat—that's where SOI comes into play big time. It's not just about doing what we’ve always done; it’s about pushing boundaries and squeezing out every last drop of performance—and SOI is at the heart of this push forward. SOI wafers are at the heart of this cutting-edge tech, standing out from conventional bulk silicon with a bunch of perks. They're like the unsung heroes in our gadgets, making them faster and less power-hungry without costing an arm and a leg. This matters big time because as we pack more punch into our electronics, these tiny slabs help keep things cool and efficient. So when you look inside your sleek smartphone or that ultra-thin laptop, chances are SOI's magic is hard at work. It's not just about better performance; it's also about pushing boundaries while keeping costs in check—a sweet spot for any techie out there. <h2>Exploring SOI Wafers: Advantages and Industry Impact</h2>

Diving into the world of SOI wafers, we uncover a goldmine of perks that come with using them in high-tech gadgets. These thin slices don't just perform better; they're changing the game for electronics everywhere. We're talking about making things smaller, faster, and more power-efficient – something everyone wants.

So what's behind these impressive benefits? It boils down to how these wafers are made. The process is pretty intricate but pays off by giving devices an edge over those using old-school silicon bases. Now, let's talk cash because that matters too. While it might cost you more upfront to go with SOI, the investment can lead to savings down the line through lower power usage and improved performance.

And where exactly do these souped-up wafers fit into our tech-savvy lives? Well, think smartphones that don’t die by lunchtime or cars smart enough to avoid traffic jams without breaking a sweat. They’re becoming staples in areas where efficiency is king.

In essence, if you peek under the hood of cutting-edge technology today—chances are—you'll find SOI wafer technology hard at work there!


Silicon-On-Insulator technology refers to a semiconductor manufacturing technique that uses a layered silicon-insulator-silicon substrate in place of a conventional silicon wafer. Embracing SOI technology propels our gadgets into the fast lane, ensuring they're not only quicker on the draw but also more energy-conscious—precisely what modern microelectronics demand for that sleek, smart future we're all anticipating.

Advantages of SOI Wafers - Enhanced Performance

SOI wafers offer superior electrical isolation between devices, which significantly reduces parasitic capacitance. So, what we're looking at with SOI technology is a game-changer for devices like SOI MOSFETs. They can switch on and off way faster and handle higher frequencies without breaking a sweat. It's like they've hit the gym hard; these devices are in top form, ready to outperform others by cutting down on interference that usually slows things down. That means your phone or laptop could work smoother and quicker because of this tech magic—pretty neat for anyone diving into the guts of electronics. SOI tech steps up the game by letting us craft devices that are fully depleted. This is a big deal because it leads to way better control over the threshold voltage and slashes those pesky short-channel effects.

Let's break it down: Imagine having a remote with more precise buttons – that's what we're talking about here for controlling power flow in transistors. Plus, we're seeing less interference from nearby channels, which means your gadgets can get sleeker without losing performance.

This isn't just good news; it's great for anyone who loves their electronics running smoothly and efficiently. With SOI on board, our phones and laptops don't just work better; they could even start sipping less power too. That means you get to do your thing longer without hunting for an outlet.

Lower Power Consumption

The reduced parasitic capacitance and improved device isolation on SOI wafers lead to significant reductions in power consumption. SOI tech really shines when we talk about devices that need to last on a single charge—think smartphones and your go-to gadgets. The whole deal with SOI is that it slashes the energy these devices gobble up. That's huge because nobody wants their phone dying in the middle of the day. This efficiency isn't just nice to have; it's key for anything you're carrying around.

When you've got something as nifty as an SOI wafer at work, your device doesn't just run smoother—it stays cooler too. And let’s be honest, overheating electronics are no good when they’re tucked into our pockets or bags. So not only do we get a longer battery life out of our daily tech companions but also less worry about them getting too hot to handle. It’s clear then why designers who aim for top-notch portability and performance tend to lean towards using SOI-based hardware in their creations.

Improved Heat Dissipation

The insulating layer in SOI wafers provides better heat dissipation compared to bulk silicon devices. Keeping gadgets reliable and running smooth in the world of high-power, quick-signal tech is a tall order. Good thing there's this slick insulating layer that takes the heat off—literally. It steps up to bat for devices that can't afford a meltdown, making sure they stay on top of their game without breaking a sweat.

Enhanced Device Reliability

The electrical isolation provided by the insulator layer in SOI wafers reduces leakage currents and cross-talk between adjacent devices, enhancing device reliability. SOI technology isn't just tough; it's like a superhero when facing radiation. This makes SOI chips perfect for gear used in space or military missions. They're built to withstand the kind of cosmic rays and nuclear interference that would fry regular devices. So, whether it’s satellites orbiting Earth or high-tech defense systems, SOI has got them covered.

Now let's dive into how these resilient little wonders are made. The fabrication process is key to their durability and superior performance...

Fabrication Process

The fabrication of SOI wafers involves several key processes, including:

Wafer Bonding: Two silicon wafers are bonded together with an oxide layer in between, and one of the wafers is thinned to the desired thickness.
Smart Cut™ Technology: A combination of hydrogen implantation and wafer bonding, followed by a splitting process, is used to create a thin layer of silicon on an insulator.
Layer Transfer Techniques: Alternative methods involve transferring a thin layer of silicon onto an oxidized wafer.

Cost Considerations

The manufacturing process for SOI wafers is more complex and costly than that for traditional bulk silicon wafers. However, the benefits in device performance and power efficiency often justify the higher initial costs. Sure, SOI wafers used to be pretty pricey. But thanks to some smart folks figuring out better ways to make them and more people wanting them, they're not just for the big players anymore. Now, even smaller projects can tap into their perks like amped-up performance and energy savings without busting the budget.

It's kind of like how we've all got that one high-tech gadget we splurged on—pricey at first glance but totally worth it for what you get. And with prices dropping, it's becoming a no-brainer for a bunch of new uses too. So while your wallet won't feel as light as before when considering these bad boys for your next tech endeavor, the benefits keep stacking up.

SOI technology is utilized in a variety of applications, including:

Advanced Microprocessors and SOCs: For high-speed, low-power computing applications.
RF and Microwave Devices: Where high frequency and low power consumption are essential.
Power Devices: For improved efficiency in power conversion and management.
MEMS Devices: Benefiting from the excellent mechanical properties of the SOI structure.
Wrapping it up, SOI technology is like the hidden gem of the semiconductor world. It's a game-changer for devices that need to be quick on their feet and light on power use. Think of advanced microprocessors zipping through tasks or those tiny MEMS devices – they all get a big boost from SOI's unique perks.

Now, this tech does come with a steeper price tag upfront. But when you weigh that against its long-term benefits—stellar performance, better power savings, top-notch reliability—it starts looking like money well spent. As we fine-tune how we make these wafers and chip away at costs, expect to see SOI snagging the spotlight more often in electronics.

It’s pretty much like when you catch a movie based on your favorite book; if it captures what you pictured while reading—the characters' vibe, the setting—you're sold on it despite any differences from your imagination. Similarly, as folks get wind of how solid SOI tech is compared to traditional methods—even with some trade-offs—they’re bound to jump onboard.

In short: keep an eye out because as fab techniques level up and prices mellow out, SOI’s likely going to take center stage in our high-tech orchestra.
Silicon-On-Insulator, or SOI for short, is a game-changer in the world of chip-making. Think about your phone's battery life – you want it to last all day, right? Well, that's where SOI comes in. It ramps up device performance while keeping power consumption low. That means gadgets can run faster without guzzling too much juice.

But it doesn't stop there; these chips are tough cookies. They're less prone to glitches and handle heat better than their traditional counterparts do. In other words, they're more reliable when things get hot under the hood—which happens a lot with powerful electronics.

So yeah, upfront costs might be steeper compared to old-school silicon tech—kinda like paying extra for that sturdy phone case—but consider this: You're investing in efficiency and endurance big time! And let's face it: Who wouldn't choose something that packs more punch yet goes easy on resources?

All told, if you've got your eye on high-performance tech applications—and who isn’t nowadays—SOI wafers could be just what you need to step up your game. Sure, SOI wafers might hit your wallet a bit harder upfront. But think about the long game: these chips are real powerhouses in high-end electronics. They're efficient, reliable, and just keep getting better as tech evolves. So while you might shell out more at the start, what you get is top-tier performance that's hard to beat – a smart move for anyone eyeing cutting-edge gadgets or serious computing muscle. As tech evolves, SOI wafers are grabbing the spotlight in electronics. They're pricier upfront but pack a punch with performance gains that have everyone talking. And here's the kicker: as our smarts in building these tiny powerhouses get sharper and costs start to dip, we're looking at SOI not just as today’s big thing but as tomorrow’s game-changer for chips everywhere.

In layman's terms? Think of it like this – if you've got your eyes on crafting top-tier gadgets or anything needing brains on a chip, SOI is becoming your go-to secret weapon. It's all about long-term wins over short-term spends, making waves across industries keen on getting more bang for their buck while pushing the envelope of what’s possible electronically.

So keep an eye out because these slim slices of silicon genius are shaping up to redefine our high-tech landscape – turning those sci-fi dreams into solid reality bit by brilliant bit.