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- 14:36, 25 August 2011 diff hist +104 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 03:03, 25 August 2011 diff hist +26 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 02:49, 25 August 2011 diff hist -5 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 02:45, 25 August 2011 diff hist +26 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 14:54, 24 August 2011 diff hist +53 N File:Heater.jpg Output of model, gausian heating of flowing hydrogen. current
- 14:08, 24 August 2011 diff hist +25 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 14:06, 24 August 2011 diff hist +20 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 16:06, 17 August 2011 diff hist -12 Beamed energy propulsion →Numerical investigation of a Gausian power beam heating a surface cooled with hydrogen and re-radiating
- 15:49, 17 August 2011 diff hist +57 N File:Re radiation gausian input.xls Hydrogen heater with gausian heating and flowing hydrogen
- 19:00, 16 August 2011 diff hist +74 Beamed energy propulsion
- 18:27, 16 August 2011 diff hist +2,733 N Beamed energy propulsion Created page with "The two big names in the field are Jordin Kare and Kevin Parkin. My contributions are usually about fitting beamed energy propulsion into the larger picture of power satellites...."
- 16:17, 22 July 2011 diff hist +70 Space radiator current
- 16:11, 22 July 2011 diff hist +302 Space radiator
- 16:04, 22 July 2011 diff hist +45 N Space radiator Created page with "Trying an upload here: Space_Radiator.jpg"
- 16:01, 22 July 2011 diff hist +142 N File:Space Radiator.jpg Collector plus radiator area per kW as a function of radiator temperature. Created by Keith Henson and posted under creative commons license. current
- 23:05, 24 June 2011 diff hist +110 N File:Exhaust velocity vs cost.pdf Based on a calculation I ran of the cost per kg to GEO vs the exhaust velocity for a Skylon. Data on request. current
- 12:34, 15 March 2011 diff hist +966 Hundred dollars a kg →Second approach current
- 12:25, 15 March 2011 diff hist -1 Hundred dollars a kg →First method
- 12:18, 15 March 2011 diff hist -13 Hundred dollars a kg →Cost reduction
- 12:16, 15 March 2011 diff hist -17 Hundred dollars a kg →Rockets and lasers—pop up and push
- 12:11, 15 March 2011 diff hist +1,459 Hundred dollars a kg →Cost reduction
- 19:55, 25 September 2009 diff hist +120 design to cost
- 05:23, 20 September 2009 diff hist +188 dollar a gallon gasoline →Carbon neutral?
- 03:23, 31 August 2009 diff hist +25 Hundred dollars a kg →How much lifted to GEO
- 17:26, 29 June 2009 diff hist +70 design to cost
- 02:38, 12 May 2009 diff hist +24 Texas Lasers current
- 15:17, 10 May 2009 diff hist +575 N Texas Lasers New page: The rocket launch site need to be on the equator with a long stretch of water to the east. For the western hemisphere, the only choice is launching from Brazil. The lasers should be loca...
- 17:10, 24 April 2009 diff hist -22 Hundred dollars a kg →Rockets or lasers?
- 17:07, 24 April 2009 diff hist +16 N File:Rocket mass ratio versus delta-v.png mass ratio graph current
- 02:34, 21 April 2009 diff hist +5 Hundred dollars a kg →Rockets and lasers—pop up and push
- 02:32, 21 April 2009 diff hist -685 Hundred dollars a kg →Rockets and lasers
- 02:11, 11 April 2009 diff hist +8 Hundred dollars a kg →Rockets and lasers
- 21:46, 27 March 2009 diff hist +2,744 Hundred dollars a kg →Rockets and lasers: draft stuff
- 00:15, 2 January 2009 diff hist +7 dollar a gallon gasoline →Size of the problem
- 23:29, 1 January 2009 diff hist +3 dollar a gallon gasoline
- 23:24, 1 January 2009 diff hist +1 dollar a gallon gasoline
- 22:42, 1 January 2009 diff hist -96 dollar a gallon gasoline →Cost
- 22:35, 1 January 2009 diff hist +61 dollar a gallon gasoline →Making synthetic hydrocarbons
- 22:22, 1 January 2009 diff hist +91 dollar a gallon gasoline →Making synthetic hydrocarbons
- 22:15, 1 January 2009 diff hist +362 dollar a gallon gasoline →Cost
- 22:03, 1 January 2009 diff hist +7 dollar a gallon gasoline →Why gasoline?
- 21:40, 1 January 2009 diff hist -8 solar power satellite/Henson-Daniel
- 06:18, 9 December 2008 diff hist +234 Hundred dollars a kg →Cost reduction
- 22:54, 25 November 2008 diff hist +129 Miller's method →International provisions
- 23:02, 22 November 2008 diff hist +12 dollar a gallon gasoline →Carbon neutral?
- 22:59, 22 November 2008 diff hist +4 Hundred dollars a kg →Other low cost ways to GEO
- 21:56, 18 November 2008 diff hist +5 Hundred dollars a kg →Other low cost ways to GEO
- 19:22, 15 October 2008 diff hist +363 Power Sats--PV current
- 05:45, 15 October 2008 diff hist +288 Power Sats--PV
- 20:30, 15 September 2008 diff hist +3,091 N Hundred dollars a kg/Note 1 New page: In theory, with a high efficiency device such as a moving-cable space elevator, the electrical energy to lift a kg from the surface of the earth to GEO is only14.75 kWh/kg. That is under ...
- 19:48, 15 September 2008 diff hist +44 Hundred dollars a kg →Cost reduction
- 18:52, 15 September 2008 diff hist -4 Hundred dollars a kg →How much lifted to GEO
- 18:49, 15 September 2008 diff hist +2 dollar a gallon gasoline →Cost
- 18:45, 15 September 2008 diff hist +744 Talk:dollar a gallon gasoline →Contact data for Keith Henson
- 21:41, 14 September 2008 diff hist +172 dollar a gallon gasoline →Why gasoline?
- 21:18, 14 September 2008 diff hist +196 User talk:Hkhenson →space elevator page editing
- 23:37, 12 September 2008 diff hist -14 Penny a kWh →Penny a kWh electricity
- 23:28, 12 September 2008 diff hist -2 dollar a gallon gasoline →Why gasoline?
- 23:28, 12 September 2008 diff hist +25 dollar a gallon gasoline →Why gasoline?
- 15:54, 31 August 2008 diff hist +192 Hundred dollars a kg
- 15:39, 31 August 2008 diff hist +26 Penny a kWh →Cost of power sats
- 15:37, 31 August 2008 diff hist 0 Penny a kWh →Penny a kWh electricity
- 16:00, 30 August 2008 diff hist +58 Hundred dollars a kg →How much lifted to GEO
- 15:55, 30 August 2008 diff hist +46 User:Hkhenson/moving cable space elevator →Energy
- 17:13, 27 August 2008 diff hist +41 dollar a gallon gasoline →Making synthetic hydrocarbons
- 17:10, 27 August 2008 diff hist +35 dollar a gallon gasoline →Making synthetic hydrocarbons
- 15:29, 27 August 2008 diff hist +36 dollar a gallon gasoline →Making synthetic hydrocarbons
- 15:26, 27 August 2008 diff hist +35 dollar a gallon gasoline →Making synthetic hydrocarbons
- 15:24, 27 August 2008 diff hist +228 dollar a gallon gasoline →Making synthetic hydrocarbons
- 01:21, 25 August 2008 diff hist +30 Hundred dollars a kg →Rockets vs lasers
- 01:27, 21 August 2008 diff hist +64 dollar a gallon gasoline →Why gasoline?
- 22:50, 14 August 2008 diff hist +43 Hundred dollars a kg
- 19:54, 14 August 2008 diff hist +78 Hundred dollars a kg
- 17:08, 13 August 2008 diff hist +1 User talk:Hkhenson
- 17:07, 13 August 2008 diff hist +174 N User talk:Hkhenson New page: This is Keith Henson. There is a Wikipedia page about me that is often attacked by vandals. Contact is hkhenson@rogers.com Phones 928-445-4412 land line 626-264-7560 cell
- 16:13, 13 August 2008 diff hist +27 DTC
- 16:12, 13 August 2008 diff hist +334 N Talk:DTC New page: Nick, I put this page up to have a short URL on a card I distributed so people would not have to type in a long url to get to the dollar a gallon gasoline page. Probably should have done ...
- 16:07, 13 August 2008 diff hist +5 DTC
- 16:07, 13 August 2008 diff hist +365 DTC
- 21:50, 12 August 2008 diff hist +3 Hundred dollars a kg →Cost reduction
- 15:00, 6 August 2008 diff hist +261 Talk:dollar a gallon gasoline →Hi Keith!
- 03:10, 31 July 2008 diff hist +552 Hundred dollars a kg →How much lifted to GEO
- 02:38, 31 July 2008 diff hist +195 Penny a kWh →Penny a kWh electricity
- 02:32, 31 July 2008 diff hist +29 dollar a gallon gasoline →Cost
- 02:28, 31 July 2008 diff hist +30 dollar a gallon gasoline →Making synthetic hydrocarbons
- 02:27, 31 July 2008 diff hist +5 dollar a gallon gasoline →Making synthetic hydrocarbons
- 02:23, 31 July 2008 diff hist +123 Hundred dollars a kg →How much lifted to GEO
- 18:48, 30 July 2008 diff hist +132 dollar a gallon gasoline →Making synthetic hydrocarbons
- 07:52, 30 July 2008 diff hist -520 Hundred dollars a kg
- 07:46, 30 July 2008 diff hist +43 Penny a kWh →Cost of power sats
- 07:45, 30 July 2008 diff hist -3,753 Penny a kWh →Cost of power sats
- 07:36, 30 July 2008 diff hist +60 Penny a kWh →Penny a kWh electricity
- 05:48, 30 July 2008 diff hist +13 dollar a gallon gasoline →Cost
- 05:45, 30 July 2008 diff hist +41 dollar a gallon gasoline
- 02:36, 30 July 2008 diff hist +196 dollar a gallon gasoline →Making synthetic hydrocarbons
- 02:21, 30 July 2008 diff hist +1,196 Penny a kWh
- 02:17, 30 July 2008 diff hist +110 Hundred dollars a kg
- 01:50, 30 July 2008 diff hist +6,390 Hundred dollars a kg
- 01:36, 30 July 2008 diff hist -104 dollar a gallon gasoline
- 00:34, 30 July 2008 diff hist +296 dollar a gallon gasoline →Making synthetic hydrocarbons
- 00:10, 30 July 2008 diff hist +33 dollar a gallon gasoline
- 23:07, 29 July 2008 diff hist +2,652 Penny a kWh
- 02:58, 29 July 2008 diff hist -5 Talk:dollar a gallon gasoline
- 02:58, 29 July 2008 diff hist +129 N User:Hkhenson New page: If you want to know way to much, there is a Wikipedia page. Keith Henson ~~~~ current
- 02:55, 29 July 2008 diff hist +127 N Talk:dollar a gallon gasoline New page: I can definitely use help both with the English and with the models/math. ~~~~
- 02:10, 29 July 2008 diff hist +63 Penny a kWh
- 02:09, 29 July 2008 diff hist +94 Hundred dollars a kg
- 02:02, 29 July 2008 diff hist -29 Penny a kWh
- 02:02, 29 July 2008 diff hist +1,844 Penny a kWh
- 01:59, 29 July 2008 diff hist -2,384 dollar a gallon gasoline
- 01:53, 29 July 2008 diff hist -656 dollar a gallon gasoline →Making synthetic hydrocarbons?
- 01:05, 29 July 2008 diff hist +148 dollar a gallon gasoline →Making synthetic hydrocarbons?
- 00:17, 29 July 2008 diff hist +1,250 dollar a gallon gasoline →How do you make synthetic hydrocarbons?
- 22:06, 28 July 2008 diff hist +12 N Hundred dollars a kg New page: place holder
- 22:05, 28 July 2008 diff hist +13 N Penny a kWh New page: place holder
- 21:14, 28 July 2008 diff hist +133 dollar a gallon gasoline →How do you make synthetic hydrocarbons?
- 20:29, 28 July 2008 diff hist +186 dollar a gallon gasoline →How do you make synthetic hydrocarbons?
- 20:20, 28 July 2008 diff hist +6,772 N dollar a gallon gasoline New page: Demand for petroleum products is growing while existing fields are declining. If it is not already here, peak oil is not far off. One way of engineering, especially for very large mark...
- 07:04, 29 November 2007 diff hist -54 User:Hkhenson/moving cable space elevator
- 14:51, 15 November 2007 diff hist +6,382 N User:Hkhenson/moving cable space elevator New page: ==Background== In the summer of 2006 I was working on a chapter of a novel set beyond the singularity. In the first flashback I explained how the world had almost lost all physical state ...