| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_4d7efdc1ce2d7474e9eff812bc73ee56 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H01J27-20 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01J27-20
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01J49-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01N27-64 |
| filingDate |
2003-11-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9ba3567be548c4865281895750c4ffc8
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e6844451608114e80c3f0b458db8438c
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4595ff6e10def866e706604465421810 |
| publicationDate |
2004-10-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
TW-200419618-A |
| titleOfInvention |
Pyro-electric electron source |
| abstract |
The present invention relates to a pyro-electric electron source, comprising a hermetic chamber (1), provided with at least a beryllium window (3) and internally containing a crystal (2) of pyro-electric material arranged in front of said beryllium window (3), a heating or cooling element (6) for said crystal (2), an inert gas at low pressure and a device (4) comprising a non-evaporable getter material. The source of the invention has particular application as ionizing device for an ion mobility spectrometer. |
| priorityDate |
2002-11-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |