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MSL - SAM and CHEMIN, Discussion of the science/results from these instruments
Astro0
post Nov 21 2012, 11:46 AM
Post #101


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ADMIN NOTE: Hi All, a new topic for the discussion of the science from the SAM and Chemin instruments.
There has been a very important amendment to Rule 1.3 which is explained here.
Please remember Rule 1.3 at all times when discussing matters in this section.
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Posts in this topic
- Astro0   MSL - SAM and CHEMIN   Nov 21 2012, 11:46 AM
- - jmknapp   Ken Kremer from Spaceflight magazine asked about N...   Mar 13 2013, 10:35 AM
|- - Doug M.   So, it looks like we're seeing P2O5 at about 0...   Mar 13 2013, 11:45 AM
|- - Doug M.   QUOTE (jmknapp @ Mar 13 2013, 12:35 PM) A...   Mar 13 2013, 12:29 PM
|- - NickF   Phosphorous (in the form of phosphate) is required...   Mar 13 2013, 12:42 PM
- - jmknapp   Did he say how much N was found? Or does the fact ...   Mar 13 2013, 12:42 PM
- - Doug M.   Googling around, I found this recent paper: http:...   Mar 13 2013, 02:09 PM
- - MrNatural   Would anyone care to elaborate on the SAM CO2 find...   Mar 14 2013, 02:23 AM
- - nprev   Not to be iconoclastic, but considering that the c...   Mar 14 2013, 03:00 AM
- - elakdawalla   I'm no GCMS expert, but as far as I understand...   Mar 14 2013, 03:13 AM
- - nprev   Ah. Thanks! Makes sense; just thought that poi...   Mar 14 2013, 03:18 AM
- - Don1   I think the CO2 is coming off at too high a temper...   Mar 14 2013, 04:38 AM
|- - MrNatural   QUOTE (Don1 @ Mar 14 2013, 05:38 AM) I th...   Mar 14 2013, 11:50 AM
- - CosmicRocker   QUOTE (Doug M. @ Mar 13 2013, 06:29 AM) H...   Mar 14 2013, 06:08 AM
|- - Don1   QUOTE (CosmicRocker @ Mar 13 2013, 11:08 ...   Mar 14 2013, 08:18 PM
|- - serpens   QUOTE (CosmicRocker @ Mar 14 2013, 07:08 ...   Mar 14 2013, 10:30 PM
- - Doug M.   Here's a hypothetical question. Suppose you w...   Mar 14 2013, 10:12 AM
- - CosmicRocker   Oops, I forgot about Comanche.   Mar 14 2013, 11:29 PM
- - dvandorn   Phoenix also identified carbonates as one of the c...   Mar 15 2013, 12:17 AM
|- - serpens   Not without non-acidic water.   Mar 15 2013, 05:43 AM
- - Don1   Small amounts of carbonates were detected in the s...   Mar 15 2013, 08:09 PM
- - pospa   Atmospheric measurements done by SAM revealed much...   Apr 8 2013, 02:27 PM
- - Gerald   (Moved from thread "First drill stop: John Kl...   Apr 8 2013, 03:57 PM
- - Don1   The SAM results from EGU show significant differen...   Apr 14 2013, 09:38 PM
|- - marsophile   QUOTE (Don1 @ Apr 14 2013, 02:38 PM) ... ...   Apr 15 2013, 03:42 PM
|- - t_d   QUOTE (Don1 @ Apr 14 2013, 05:38 PM) The ...   Apr 16 2013, 11:36 AM
|- - Gerald   QUOTE (Don1 @ Apr 14 2013, 11:38 PM) The ...   Apr 28 2013, 03:06 PM
- - elakdawalla   Could the runs have used different GC columns?   Apr 15 2013, 05:46 PM
|- - MahFL   They did say they are no where near having ran all...   Apr 16 2013, 11:38 AM
- - Don1   @marsophile & Emily : I've no idea why the...   Apr 16 2013, 09:10 PM
|- - stone   The March results start at 480F (248°C) while the ...   Apr 17 2013, 06:39 AM
- - serpens   One scale Fahrenheit and the other Celcius? I wou...   Apr 17 2013, 07:23 AM
- - Don1   @stone: That doesn't explain why the temperat...   Apr 17 2013, 07:54 AM
|- - AndyG   QUOTE (Don1 @ Apr 17 2013, 07:54 AM) The ...   Apr 17 2013, 08:15 AM
|- - stone   The GC is French so the next one is in Réaumur. At...   Apr 17 2013, 08:24 AM
- - serpens   Wedgewood. Groan. Say, that transposition betwee...   Apr 17 2013, 12:08 PM
|- - stone   QUOTE (serpens @ Apr 17 2013, 02:08 PM) C...   Apr 17 2013, 12:50 PM
- - elakdawalla   Just to be clear, the US scientists are using Cels...   Apr 17 2013, 12:28 PM
- - serpens   Yeah the 4th sample looks kosher. I was thinking ...   Apr 18 2013, 01:09 AM
- - Don1   Here are some quotes from AGU 2013 abstracts on SA...   Nov 14 2013, 08:55 PM
|- - stone   QUOTE (Don1 @ Nov 14 2013, 09:55 PM) For ...   Nov 18 2013, 09:11 PM
- - Don1   The latest SAM results are complicated, so I'l...   Dec 11 2013, 11:57 PM
- - marsophile   This is probably naive, but is there some way to t...   Dec 12 2013, 02:31 AM
- - Don1   I think there is a cold trap in the instrument whi...   Dec 12 2013, 08:20 PM
|- - stone   The trap is filled with Tenax an organic material ...   Dec 12 2013, 08:37 PM
- - Gerald   There is also a noble gas trap. But my knowledge i...   Dec 12 2013, 09:03 PM
|- - stone   The fragile 1/16th tubing and the valves are not m...   Dec 12 2013, 09:46 PM
- - Don1   The perchlorate distribution may be patchy. John K...   Dec 12 2013, 09:55 PM
|- - stone   The perchlorates are very water soluble. So lets a...   Dec 13 2013, 07:15 AM
- - Gerald   So far I've only fringe ideas to overcome that...   Dec 13 2013, 12:44 PM
|- - stone   To get enough water for leaching seems unlikely. ...   Dec 13 2013, 07:12 PM
|- - Gerald   QUOTE (stone @ Dec 13 2013, 08:12 PM) If ...   Dec 14 2013, 01:38 AM
|- - stone   QUOTE (Gerald @ Dec 14 2013, 02:38 AM) Ok...   Dec 14 2013, 12:21 PM
- - marsophile   The diagram in Emily's blog indicates that was...   Dec 14 2013, 03:13 AM
- - Gerald   QUOTE (marsophile @ Dec 14 2013, 04:13 AM...   Dec 14 2013, 12:34 PM
|- - stone   The operating of the drill so close to the exhaust...   Dec 14 2013, 03:09 PM
- - Don1   The sample size is around 100mg so only 2mg of wat...   Dec 14 2013, 09:52 PM
|- - Gerald   QUOTE (Don1 @ Dec 14 2013, 10:52 PM) The ...   Dec 15 2013, 06:48 PM
|- - stone   There are several methods already developed. *Alk...   Dec 15 2013, 10:05 PM
- - Gerald   Operating with available MSL SAM payload: Subsect...   Dec 16 2013, 12:49 PM
- - Don1   I'm not quite sure what we are talking about h...   Dec 16 2013, 09:25 PM
|- - stone   There ar really feasible ways to deal with the oxy...   Dec 16 2013, 10:25 PM
|- - Gerald   QUOTE (Don1 @ Dec 16 2013, 10:25 PM) Befo...   Mar 3 2014, 10:44 PM
- - nprev   Don1, I think it's more likely that the scienc...   Dec 16 2013, 10:55 PM
|- - stone   The AGU talk and a JGR paper show clearly that the...   Dec 17 2013, 07:23 AM
- - Gerald   I'd think "in due time" they'll ...   Dec 17 2013, 10:21 AM
- - Harder   It would be interesting to learn about Goddard’s S...   Dec 17 2013, 12:00 PM
- - Gerald   That's a good point! So this is only allo...   Dec 17 2013, 12:58 PM
- - Don1   I'm not very keen on any scenario which accumu...   Dec 18 2013, 03:27 AM
- - Gerald   Thinking about how to design SAM experiments helps...   Dec 18 2013, 12:06 PM
- - marsophile   A couple more questions about potential instrument...   Dec 18 2013, 09:12 PM
- - Gerald   I've been thinking at the same idea. H2O could...   Dec 18 2013, 09:56 PM
- - vikingmars   Thanks so much Emily about the nice article found ...   Mar 28 2014, 09:00 AM
- - serpens   More than a touch of overkill there I think. The ...   Mar 29 2014, 11:18 PM
|- - diane   QUOTE (serpens @ Mar 29 2014, 06:18 PM) M...   Mar 30 2014, 03:49 PM
- - elakdawalla   In his talk Glavin repeatedly referred to this wor...   Mar 30 2014, 04:07 PM
|- - stone   Benners work is one of the corner stones for all t...   Mar 30 2014, 09:07 PM
- - Don1   These abstracts from LPSC give an update on the se...   Apr 2 2014, 01:29 AM
|- - stone   QUOTE (Don1 @ Apr 2 2014, 03:29 AM) Is th...   Apr 2 2014, 06:32 AM
- - Gerald   Ken Herkenhoff pointed to two papers about ongoing...   Jul 18 2014, 11:14 AM
- - Gerald   CheMin results of the Windjana drill sample, trunc...   Dec 5 2014, 10:28 AM
- - Gerald   According to the PDS, SAM has performed an "A...   Dec 5 2014, 02:39 PM
- - serpens   While the SAM PDS results show Methane as 0.9 unde...   Dec 5 2014, 10:47 PM
- - Gerald   Not quite sure, whether the enrichment factor in t...   Dec 6 2014, 01:41 AM
- - Don1   I'm fairly sure that the methane number is som...   Dec 11 2014, 08:14 AM
- - Don1   The team just announced at the AGU that they did s...   Dec 16 2014, 07:44 PM
- - Don1   Here are some miscellaneous notes about inorganic ...   Dec 17 2014, 12:39 AM
- - jmknapp   Going by the sols identified in the paper, marked ...   Dec 17 2014, 12:56 AM
- - marsophile   The methane press release refers to measurements m...   Dec 17 2014, 04:35 PM
- - jmknapp   The recent paper in Science discusses the enrichme...   Dec 17 2014, 05:52 PM
- - Gerald   Table 1 in the appendix of the paper (free access ...   Dec 17 2014, 06:01 PM
- - serpens   While correlation does not necessarily mean causat...   Dec 17 2014, 10:55 PM
- - Mercure   ...And the news has hit mainstream media ("me...   Dec 17 2014, 11:47 PM
- - wildespace   Speaking of the media, Yahoo and Space.com somehow...   Dec 18 2014, 04:47 AM
|- - James Sorenson   QUOTE (wildespace @ Dec 17 2014, 08:47 PM...   Dec 18 2014, 05:33 AM
- - serpens   Not really new as they noted detection of di-chlor...   Dec 18 2014, 06:52 AM
- - jmknapp   The headlines just say "finds water," bu...   Dec 18 2014, 09:16 AM
- - Gerald   As you indicate, there are worlds between some det...   Dec 18 2014, 11:19 AM
- - jmknapp   It's not as simple as saying that CH4 is X tim...   Dec 18 2014, 01:19 PM
- - Gerald   So for an assumed water ocean, there should exist ...   Dec 18 2014, 04:07 PM
- - jmknapp   To a first order, wouldn't it be a family of s...   Dec 18 2014, 09:34 PM
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