Room temperature CO2 reduction catalyst

2019-04-05 11:18 by Ian

I've seen lots of media outlets in Normistan touting a new liquid phase catalyst as a means of removing carbon dioxide from the atmosphere and sequestering it as coal. But my chemistry background tells me that this is never going to be useful for that purpose.

What follows is my rough analysis of the energy requirements of running this reaction with the given catalyst.

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Professional advice for new engineers

2019-04-02 09:57 by Ian

What follows is a set of perspectives and principles that I have collected at what might be considered the midpoint of my life as a practicing engineer. They have served me well in professional life.

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Coulomb Cranked Creature Candle

2017-12-01 11:36 by Ian

Thursday night
5-yo: "Daddy, can I get a night light?"
Dad: "Sure, buddy. I've got all sorts of glowing things. What do you want your night light to be like?"
"Rainbow!"
"Say no more."

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Securely wiping data with minimal tools

2016-11-21 23:27 by Ian

This was an email I wrote to some coworkers explaining how I securely wipe data. I am reproducing it here.

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The state of my exposure to cryptographic libraries

2016-09-30 14:56 by Ian

This is a quick overview of the cryptographic libraries I have deep experience with.

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The Wrongness: Route and Identity

2016-09-25 01:46 by Ian

Of all the species of Wrongness I commonly observe in the wild, the conflation of Route and Identity is of particular concern at layer 7 of the OSI stack.

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My collection of C-related rants

2016-09-24 22:54 by Ian

The thing that needs to be made clear is this: C is a permanent fixture. It is not going anywhere in your lifetime. You can use it, or not.

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Intro to DTLS

2016-09-24 21:25 by Ian

This post is aimed at technical readers who know what TLS is used for, but may know nothing about its operation. It is also an attempt to explain why DTLS was developed, and how it applies to IoT.

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Symmetrical asymmetries

2016-09-24 21:10 by Ian

This is one of a series of posts I will be writing that cover various security-related algorithms. This post will be a brief survey of the two major classes of reversible encryption algorithms.

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CPLD is ready-to-rock

2016-07-04 00:03 by Ian

As of today, the CPLD is a solved-problem. All the design goals detailed in my prior post are satisfied and have been tested up-to ~5MHz input clock.

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