Effects of current day experimental research limitations - Revision history

Apm: /* Why is should be feasible despite all that */ bold

2021-07-06T13:46:52Z

Why is should be feasible despite all that: bold

← Older revision		Revision as of 15:46, 6 July 2021
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	== Why is should be feasible despite all that ==		== Why is should be feasible despite all that ==

	Low level physical effects (from first principles) that prove feasibility:		'''Low level physical effects (from first principles) that prove feasibility:'''

	* [[Macroscale style machinery at the nanoscale]]		* [[Macroscale style machinery at the nanoscale]]
	* [[A Minimal Toolset for Positional Diamond Mechanosynthesis (paper)]]		* [[A Minimal Toolset for Positional Diamond Mechanosynthesis (paper)]]

	There is also high level evidence but this is weaker:		'''There is also high level evidence but this is weaker:'''

	* [[Experimental demonstrations of single atom manipulation]]		* [[Experimental demonstrations of single atom manipulation]]
	* Progess in [[de-novo protein design]] and [[structural DNA nanotechnology]]		* Progess in [[de-novo protein design]] and [[structural DNA nanotechnology]]

	Both low and high level evidence:		'''Both low and high level evidence:'''

	* [[Why gemstone metamaterial technology should work in brief]]		* [[Why gemstone metamaterial technology should work in brief]]

Apm: added notes on diffusion

2021-07-06T13:46:03Z

added notes on diffusion

← Older revision		Revision as of 15:46, 6 July 2021
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	* Focus on the for current day directly applicable material science (alloys)		* Focus on the for current day directly applicable material science (alloys)
	* Focus on the for material science interesting heavy metallic elements with intersting magnetic properties (f shells) – rare elements ...		* Focus on the for material science interesting heavy metallic elements with intersting magnetic properties (f shells) – rare elements ...
	* Barely controllable diffusion: on surfaces, in grain boundaries, of dislocations		* Barely controllable diffusion: on surfaces, in grain boundaries, of dislocations <br> Partly due to a focus on metals with exotic properties (lower periodic table) as catalysts where valence electron shells are vast and surface diffusion is fast <br>(totally unphysical) visual analogy: Focus on a slippery ice rink rather than a muddy sticky gravel field.
	* High difficulty to achieve very high levels of vacuum (UHV at best – nowhere near [[PPV]])		* High difficulty to achieve very high levels of vacuum (UHV at best – nowhere near [[PPV]])
	* Immense difficulties with [[SPM]]: getting and keeping tips sharp reliably, limits in imageable hight steps, speed limits, ...		* Immense difficulties with [[SPM]]: getting and keeping tips sharp reliably, limits in imageable hight steps, speed limits, ...

Apm at 11:17, 24 June 2021

2021-06-24T11:17:24Z

← Older revision		Revision as of 13:17, 24 June 2021
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	* Difficulties in designing artificial proteins for binding (not to speak of catalysis)		* Difficulties in designing artificial proteins for binding (not to speak of catalysis)
	* ....		* ....

			== Why is should be feasible despite all that ==

	Low level physical effects (from first principles) that prove feasibility:		Low level physical effects (from first principles) that prove feasibility:

	* ~~See:~~ [[Macroscale style machinery at the nanoscale]]		* [[Macroscale style machinery at the nanoscale]]
	* ~~See:~~ [[A Minimal Toolset for Positional Diamond Mechanosynthesis (paper)]]		* [[A Minimal Toolset for Positional Diamond Mechanosynthesis (paper)]]

	There is also high level evidence but this is weaker:		There is also high level evidence but this is weaker:

	* ~~See:~~ [[Experimental demonstrations of single atom manipulation]]		* [[Experimental demonstrations of single atom manipulation]]
			* Progess in [[de-novo protein design]] and [[structural DNA nanotechnology]]

	Both low and high level evidence:		Both low and high level evidence:

	* ~~See:~~ [[Why gemstone metamaterial technology should work in brief]]		* [[Why gemstone metamaterial technology should work in brief]]

Apm: a bit of an extenstion

2021-06-24T11:14:00Z

a bit of an extenstion

@@ Line 2: / Line 2: @@
 {{wikitodo|discuss this}}
 * High wear in MEMS due to "stiction"
@@ Line 11: / Line 13: @@
 * Difficulties in designing artificial proteins for binding (not to speak of catalysis)
 * ....

Apm: just bullet points for now

2021-06-16T11:55:53Z

just bullet points for now

New page

{{stub}}

{{wikitodo|discuss this}}

* High wear in MEMS due to "stiction"
* Focus on the for current day directly applicable material science (alloys)
* Focus on the for material science interesting heavy metallic elements with intersting magnetic properties (f shells) – rare elements ...
* Barely controllable diffusion: on surfaces, in grain boundaries, of dislocations
* High difficulty to achieve very high levels of vacuum (UHV at best – nowhere near [[PPV]])
* Immense difficulties with [[SPM]]: getting and keeping tips sharp reliably, limits in imageable hight steps, speed limits, ...
* Difficulties in designing artificial proteins for binding (not to speak of catalysis)
* ....