Passivation bending issue - Revision history

Apm at 14:36, 2 June 2014

2014-06-02T14:36:04Z

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	[[Category:Technology level III]]		[[Category:Technology level III]]
			[[Category:Mechanosynthesis]]

Apm at 09:21, 20 May 2014

2014-05-20T09:21:22Z

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	It includes very tight channels <br>		It includes very tight channels <br>
	['''Todo:''' analyze and discuss those]		['''Todo:''' analyze and discuss those]

			[[Category:Technology level III]]

Apm: /* inner passivation of channels */

2014-01-26T19:52:51Z

inner passivation of channels

← Older revision		Revision as of 21:52, 26 January 2014
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	There is designed a multi DME machine for ethine filtering from feedstock solution.		There is designed a multi DME machine for ethine filtering from feedstock solution.
	It includes very tight channels [~~todo~~: analyze and discuss those]		It includes very tight channels <br>
			['''Todo:''' analyze and discuss those]

Apm at 19:49, 26 January 2014

2014-01-26T19:49:33Z

← Older revision		Revision as of 21:49, 26 January 2014
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	All DMEs need to have a passivated surface.		All [[diamondoid molecular elements\|DMEs]] need to have a passivated surface.
	This means they must not have any open bonds.		This means they must not have any open bonds.
	To archive this one usually resorts to the nonmetals of the fifth to seventh main group of the periodic table counting hydrogen to the seventh.		To archive this one usually resorts to the nonmetals of the fifth to seventh main group of the periodic table counting hydrogen to the seventh.

Apm at 09:20, 25 January 2014

2014-01-25T09:20:57Z

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	When two such surfaces [[superlubrication\|slide along each other]] there is unnecessarily high dissipation meaning friction.		When two such surfaces [[superlubrication\|slide along each other]] there is unnecessarily high dissipation meaning friction.

	For sliding surfaces it is optimal when sixth row elements (Oxygen Sulphur) are used in such a way that the sliding direction lies in the plane spanned from the two bonds. [//en.wikipedia.org/wiki/Pnictogens Elements from group 15] (~~Nitrogen Phosphorus~~) will work reasonably well.		For sliding surfaces it is optimal when sixth row elements (Oxygen Sulphur) are used in such a way that the sliding direction lies in the plane spanned from the two bonds. [//en.wikipedia.org/wiki/Pnictogens Elements from group 15] (nitrogen, phosphorus) will work reasonably well.

	The problem (or good thing) now is that atoms aren't perfect building bricks. If they "have" different numbrers of bonds they have different sizes.		The problem (or good thing) now is that atoms aren't perfect building bricks. If they "have" different numbrers of bonds they have different sizes.
	When a surface is passivated with ~~sixth row~~ elements over a whole lengthe in the bonding plane direction it begins quite strongly to bend (distantly akin to a bimetal stripe).		When a surface is passivated with [//en.wikipedia.org/wiki/Group_16 group 16 elements] (oxygen, sulfur) over a whole lengthe in the bonding plane direction it begins quite strongly to bend (distantly akin to a bimetal stripe).

			'''To investigate:''' Could the elastic energy stored in strained structures reach dangerous levels? (fire / explosion hazard)

			== inner passivation of channels ==

	Passivation bending can be troublesome when designing linear channels for sliding rails.		Passivation bending can be troublesome when designing linear channels for sliding rails.
	To compensate the effect one can passivate the coplanar surface on the opposing side of a sheet of e.g. diamond exactly the same way.		To compensate the effect one can passivate the coplanar surface on the opposing side of a sheet of e.g. diamond exactly the same way.
	Alternatively to mend the effect one can alternate the surface passivation method (e.g oxygen/sulfur) in an regular or irregular pattern.		Alternatively to mend the effect one can alternate the surface passivation method (e.g oxygen/sulfur) in an regular or irregular pattern.
			In channels passivations with two valenced atoms the bond planes can be oriented normal to the channel axis.

	~~'''To investigate~~:~~''' Could the elastic energy stored in strained structures reach dangerous levels? (fire / explosion hazard)~~		There is designed a multi DME machine for ethine filtering from feedstock solution.
			It includes very tight channels [todo: analyze and discuss those]

Apm at 09:10, 25 January 2014

2014-01-25T09:10:37Z

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	Alternatively to mend the effect one can alternate the surface passivation method (e.g oxygen/sulfur) in an regular or irregular pattern.		Alternatively to mend the effect one can alternate the surface passivation method (e.g oxygen/sulfur) in an regular or irregular pattern.

	'''To investigate:''' Could the elastic energy stored in strained structures reach dangerous levels?		'''To investigate:''' Could the elastic energy stored in strained structures reach dangerous levels? (fire / explosion hazard)

Apm at 09:09, 25 January 2014

2014-01-25T09:09:10Z

← Older revision		Revision as of 11:09, 25 January 2014
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	The problem (or good thing) now is that atoms aren't perfect building bricks. If they "have" different numbrers of bonds they have different sizes.		The problem (or good thing) now is that atoms aren't perfect building bricks. If they "have" different numbrers of bonds they have different sizes.
	When a surface is passivated with sixth row elements over a whole lengthe in the bonding plane direction it begins quite strongly to bend (~~like~~ a bimetal stripe).		When a surface is passivated with sixth row elements over a whole lengthe in the bonding plane direction it begins quite strongly to bend (distantly akin to a bimetal stripe).

	Passivation bending can be troublesome when designing linear channels for sliding rails.		Passivation bending can be troublesome when designing linear channels for sliding rails.

Apm at 09:06, 25 January 2014

2014-01-25T09:06:45Z

← Older revision		Revision as of 11:06, 25 January 2014
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	When two such surfaces [[superlubrication\|slide along each other]] there is unnecessarily high dissipation meaning friction.		When two such surfaces [[superlubrication\|slide along each other]] there is unnecessarily high dissipation meaning friction.

	For sliding surfaces it is optimal when sixth row elements (Oxygen Sulphur) are used in such a way that the sliding direction lies in the plane spanned from the two bonds.		For sliding surfaces it is optimal when sixth row elements (Oxygen Sulphur) are used in such a way that the sliding direction lies in the plane spanned from the two bonds. [//en.wikipedia.org/wiki/Pnictogens Elements from group 15] (Nitrogen Phosphorus) will work reasonably well.
	~~Fifth row elements~~ (Nitrogen Phosphorus) will work reasonably well.

	The problem (or good thing) now is that atoms aren't perfect building bricks. If they "have" different numbrers of bonds they have different sizes.		The problem (or good thing) now is that atoms aren't perfect building bricks. If they "have" different numbrers of bonds they have different sizes.

Apm at 14:15, 29 December 2013

2013-12-29T14:15:37Z

← Older revision		Revision as of 16:15, 29 December 2013
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	When a surface is passivated with sixth row elements over a whole lengthe in the bonding plane direction it begins quite strongly to bend (like a bimetal stripe).		When a surface is passivated with sixth row elements over a whole lengthe in the bonding plane direction it begins quite strongly to bend (like a bimetal stripe).

	~~[todo add alternation~~ effect ~~channel problem bearing use~~ ...]		Passivation bending can be troublesome when designing linear channels for sliding rails.
			To compensate the effect one can passivate the coplanar surface on the opposing side of a sheet of e.g. diamond exactly the same way.
			Alternatively to mend the effect one can alternate the surface passivation method (e.g oxygen/sulfur) in an regular or irregular pattern.

			'''To investigate:''' Could the elastic energy stored in strained structures reach dangerous levels?

Apm at 03:41, 27 December 2013

2013-12-27T03:41:36Z

← Older revision		Revision as of 05:41, 27 December 2013
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	With the elements of the seventh group passivation is in most cases as easy as plugging every open bond wit a single hydrogen or halogenide atom.		With the elements of the seventh group passivation is in most cases as easy as plugging every open bond wit a single hydrogen or halogenide atom.
	What makes this method undisirable in many cases is that those single bonds aren't very stiff to shearing forces.		What makes this method undisirable in many cases is that those single bonds aren't very stiff to shearing forces.
	When two such surfaces slide along each other there is unnecessarily high dissipation meaning friction.		When two such surfaces [[superlubrication\|slide along each other]] there is unnecessarily high dissipation meaning friction.

	For sliding surfaces it is optimal when sixth row elements (Oxygen Sulphur) are used in such a way that the sliding direction lies in the plane spanned from the two bonds.		For sliding surfaces it is optimal when sixth row elements (Oxygen Sulphur) are used in such a way that the sliding direction lies in the plane spanned from the two bonds.