pub

physical-form: fraction
status: unknown
modified at 2020-06-09
surface:
- surface en-px-E002-b
surface en-px-E002-b

Table S1.Major element compositions of the Itokawa grains < 20181219094303-294307 > in Nakamura et al. (2012)refreshed at 2020-07-30

1: en-ol-E003b(major@Ol 2: en-ol-E003b(major@en) 3: ol-93-b2(major@Ol) 4: ol-93-b2(major@pl) 5: en-px-K002-b (major@Di) 6: en-px-K002-b (major@pl) 7: en-px-K002-b (major@kfs) 8: en-px-E002-b(major@Px

(a) EPMA on EPMA JEOL JXA-8800R

(b) SEM-EDS on JEOL JSM-7001F SEM-EDS

Table S3. Results of in-situ O isotope analyses < 20181219110039-527168 > in Nakamura et al. (2012)refreshed at 2020-07-30

1: en-ol-E003b 2: ol-93-b2 3: ol-93-b2(Ol0.8Pl0.2@720) 4: ol-93-b2(Ol0.8Pl0.2@721) 5: ol-93-b2(Ol0.6Pl0.4@723) 6: en-px-K002-b 7: en-px-K002-b (Di@756) 8: en-px-K002-b (Pl@765) 9: en-px-E002-b 10: en-px-E002-b(Px@783)

(a) SIMS on SIMS Cameca ims-1270

Table S7. Chemical compositions of the Itokawa grains determined using the Cameca ims-5f ion microprobe < 20181219120001-182930 > in Nakamura et al. (2012)refreshed at 2020-07-30

1: en-ol-E003b(trace@Ol0.5-Px0.5) 2: ol-93-b2(traceOl@2) 3: ol-93-b2(traceOl0.9Pl0.1@3) 4: ol-93-b2(tracePl@4) 5: ol-93-b2(tracePl0.3Ol0.7@5) 6: ol-93-b2(tracePl0.6Ol0.4@6) 7: en-px-K002-b(traceDi@7) 8: en-px-K002-b(traceDi@8) 9: en-px-K002-b(tracePl@9) 10: en-px-K002-b(tracePl0.95Di0.05@10) 11: en-px-E002-b(tracePx@11) 12: en-px-E002-b(tracePx@12) 13: en-px-E002-b(tracePx@13)

(a) EPMA on EPMA JEOL JXA-8800R

(b) SIMS on SIMS Cameca ims-5f

Table S9. Major element compositions of the merrillite in the PIC < 20181220105859-969128 > in Nakamura et al. (2012)refreshed at 2020-07-30

1: E004-24-8 2: E004-24-9 3: E004-22-5 4: E004-22-6 5: E004-23-7 6: E004-pos45deg50T-2 7: E004-pos0deg0t-1-2 8: E004-AG-1-1

(a) SEM-EDS on JEOL JSM-7001F SEM-EDS

@article{20181219113550-048770,
 author={{en-px-E002-b(Px@783)}},
 title={Fraction at \nolinkurl{/ISEI/main/1270/Hayabusa 1/mount-E002-b/}},
 journal={\href{http://dream.misasa.okayama-u.ac.jp/?q=20181219113550-048770}{DREAM}},
 volume={20},
 pages={20181219113550-048770},
 year={2018},
 url={http://dream.misasa.okayama-u.ac.jp/?q=20181219113550-048770},
}

<?xml version="1.0" encoding="UTF-8"?>
<acquisitions>
  <acquisition>
    <global_id>20110524103255-303-452</global_id>
    <name>in-situ O isotope for low-Ca Px@783</name>
    <device>SIMS Cameca ims-1270</device>
    <technique>SIMS</technique>
    <operator>tk</operator>
    <sample_global_id>20181219113550-048770</sample_global_id>
    <sample_name>en-px-E002-b(Px@783)</sample_name>
    <description>primary impact energy 20 keV
gold coat (50+)200 × 3 °A
secondary accelerating voltage −10 kV
primary beam current 200 pA (4H × 3V μm)
primary beam raster 5 × 5 μm (7 × 7 μm for first 140 s)
entrance slit width 80 μm
field aperture dimension 800 × 800 μm (20 × 20 μm on sample)
energy band pass from −10 to +30 (40 eV width)
exit slit width 200 μm for 17O− and 400 μm for 16O− and 18O−
mass resolution (m/�m) 8,000 for 17O− and 2,400 for 16O− and 18O−
detectors FC (L’2), EM (axial), and EM (H1) for 16O−, 17O−, and 18O−
peam optimization automatic FA centering at beginning (30 s)
mass calibration automatic mass centering at beginning (15 s)
pre-sputter duration 3 min 10 s including beam optimization and mass calibration
secondary ion integration 14.5 s × 40 cycles
contribution of 16OH− to 17O− less than 0.1h
background estimation every 1 hour</description>
    <spot>
      <global_id>20120224172026-053-377</global_id>
      <attachment_file_global_id>20110516174859-671-420</attachment_file_global_id>
      <attachment_file_path>/pub/system/attachment_files/0003/2809/en-px-E002-b-BSE.jpg?1305568139</attachment_file_path>
      <x_image>-10.0</x_image>
      <y_image>-8.699999999999996</y_image>
      <x_overpic>40.0</x_overpic>
      <y_overpic>31.300000000000004</y_overpic>
      <x_vs>-3.210737</x_vs>
      <y_vs>20.997960000000006</y_vs>
    </spot>
    <chemistries>
      <analysis>
        <nickname>d18O</nickname>
        <value>1.7</value>
        <unit>permil</unit>
        <uncertainty>0.5</uncertainty>
        <label></label>
        <info></info>
      </analysis>
      <analysis>
        <nickname>d17O</nickname>
        <value>1.7</value>
        <unit>permil</unit>
        <uncertainty>0.5</uncertainty>
        <label></label>
        <info></info>
      </analysis>
      <analysis>
        <nickname>D17O</nickname>
        <value>0.8</value>
        <unit>permil</unit>
        <uncertainty>0.5</uncertainty>
        <label/>
        <info/>
      </analysis>
    </chemistries>
  </acquisition>
</acquisitions>

place quantity

ISEI/main/1270/Hayabusa 1/mount-E002-b over 2 years

2018-12-19 11:36 2021-08-03 23:26

description:

	name	device		global-id
	in-situ O isotope for low-Ca Px@783 pub 3	SIMS Cameca ims-1270		20110524103255-303-452

	name		global-id

		name		spots	global-id
		en-px-E002-b-BSE.jpg pub		5	20110516174859-671-420