{"first_sentence": {"type": "/type/text", "value": "Thermal (or surface-the two terms are synonymous in this context) ionization has a long history in the measurement of isotope ratios."}, "physical_format": "Hardcover", "subtitle": "Fundamentals and Applications (Practical Spectroscopy, 23)", "weight": "1.8 pounds", "languages": [{"key": "/l/eng"}], "type": {"key": "/type/edition"}, "publishers": ["CRC"], "number_of_pages": 528, "isbn_13": ["9780824702434"], "id": 11008548, "edition_name": "Rev Ed edition", "isbn_10": ["0824702433"], "publish_date": "February 18, 2000", "key": "/b/OL8124510M", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "title": "Inorganic Mass Spectrometry", "contributions": ["Christopher Barshick (Editor)", "Douglas Duckworth (Editor)", "David Smith (Editor)"], "subjects": ["Inorganic chemistry", "Mass spectrometry", "Science", "Chemistry - Inorganic", "Science/Mathematics", "Spectroscopy & Spectrum Analysis", "Science / Chemistry / Technical & Industrial", "Chemistry - Analytic", "Chemistry, Inorganic"], "physical_dimensions": "9.1 x 6 x 1.2 inches", "revision": 1}