CONJUGATION OF THE VERB TO PHOTOIONISE
PRESENT
Present
I photoionise
you photoionise
he/she/it photoionises
we photoionise
you photoionise
they photoionise
Present continuous
I am photoionising
you are photoionising
he/she/it is photoionising
we are photoionising
you are photoionising
they are photoionising
Present perfect
I have photoionised
you have photoionised
he/she/it has photoionised
we have photoionised
you have photoionised
they have photoionised
Present perfect continuous
I have been photoionising
you have been photoionising
he/she/it has been photoionising
we have been photoionising
you have been photoionising
they have been photoionising
Present tense is used to refer to circumstances that exist at the present time or over a period that includes the present time. The
present perfect refers to past events, although it can be considered to denote primarily the resulting present situation rather than the events themselves.
PAST
Past
I photoionised
you photoionised
he/she/it photoionised
we photoionised
you photoionised
they photoionised
Past continuous
I was photoionising
you were photoionising
he/she/it was photoionising
we were photoionising
you were photoionising
they were photoionising
Past perfect
I had photoionised
you had photoionised
he/she/it had photoionised
we had photoionised
you had photoionised
they had photoionised
Past perfect continuous
I had been photoionising
you had been photoionising
he/she/it had been photoionising
we had been photoionising
you had been photoionising
they had been photoionising
Past tense forms express circumstances existing at some time in the past,
FUTURE
Future
I will photoionise
you will photoionise
he/she/it will photoionise
we will photoionise
you will photoionise
they will photoionise
Future continuous
I will be photoionising
you will be photoionising
he/she/it will be photoionising
we will be photoionising
you will be photoionising
they will be photoionising
Future perfect
I will have photoionised
you will have photoionised
he/she/it will have photoionised
we will have photoionised
you will have photoionised
they will have photoionised
Future perfect continuous
I will have been photoionising
you will have been photoionising
he/she/it will have been photoionising
we will have been photoionising
you will have been photoionising
they will have been photoionising
The
future is used to express circumstances that will occur at a later time.
CONDITIONAL
Conditional
I would photoionise
you would photoionise
he/she/it would photoionise
we would photoionise
you would photoionise
they would photoionise
Conditional continuous
I would be photoionising
you would be photoionising
he/she/it would be photoionising
we would be photoionising
you would be photoionising
they would be photoionising
Conditional perfect
I would have photoionise
you would have photoionise
he/she/it would have photoionise
we would have photoionise
you would have photoionise
they would have photoionise
Conditional perfect continuous
I would have been photoionising
you would have been photoionising
he/she/it would have been photoionising
we would have been photoionising
you would have been photoionising
they would have been photoionising
Conditional or "future-in-the-past" tense refers to hypothetical or possible actions.
IMPERATIVE
Imperative
you photoionise
we let´s photoionise
you photoionise
The
imperative is used to form commands or requests.
NONFINITE VERB FORMS
Infinitive
to photoionise
Past participle
photoionised
Present Participle
photoionising
Infinitive shows the action beyond temporal perspective. The
present participle or gerund shows the action during the session. The
past participle shows the action after completion.
10 ENGLISH BOOKS RELATING TO «PHOTOIONISE»
Discover the use of
photoionise in the following bibliographical selection. Books relating to
photoionise and brief extracts from same to provide context of its use in English literature.
1
Australian Journal of Physics
(1988, 1991) used monochromatised synchrotron radiation to photoionise Ar at
the (lis', J=l) autoionisation resonance and thereby produced very slow electrons
(«4meV), which were efficiently drawn out with a weak electric field, accelerated ...
At this temperature, there were sufficient Lyman continuum photons in the Wien
region of the background spectrum to photoionise all the neutral hydrogen in the
Universe. At this early epoch, known as the epoch of recombination, galaxies had
...
3
Spectroscopy: The Key to the Stars: Reading the Lines in ...
A second possibility is that ultraviolet radiation from the fast moving material in
the inner regions of the disk could photoionise hydrogen in the outer regions just
as hydrogen in a planetary nebulae gets ionised by ultraviolet radiation from the
...
4
Current Developments in Atomic, Molecular, and Chemical ...
Figure 7: Schematic diagram showing how parallel or perpendicular transitions,
passing through the lg intermediate state, directly photoionise to the Nd^ ground
state in the PAI detuning region to the red of 5 GHz. The ion yield ratio, averaged
...
5
Gallium Arsenide and Related Compounds 1993, Proceedings of ...
CONCLUSION We have demonstrated for the first time using electrical transport
measurements the occupation of excited states in Al GaAs upon illumination at
low temperatures to photoionise the DX centres. For sufficiently high composition
...
Günter Weimann, Hans S. Rupprecht, 1994
6
Populations of High-Energy Sources in Galaxies (IAU S230)
They used the spectrum to estimate the luminosity required to photoionise the
nebula. Kaaret, Ward and Zezas (2004) observed HoII using the HST to provide
images in several emission lines including HeII, and derived a photoionised ...
E. J. A. Meurs (Ed), G. Fabbiano, 2006
7
Plastics Additives: Advanced Industrial Analysis
... (i.e. <10−15 mole) identification and ps time resolution [252–254]. Near-UV
wavelengths selectively ionise aromatic polymer additives, farUV wavelengths
photoionise other non-aromatic species, and VUV wavelengths provide access ...
A second laser pulse can be used to photoionise the excited states, which are
then detected by photoelectron spectroscopy [510]. This provides information on
which of the avoided crossings have been bridged, and there is evidence that the
...
9
ISO Science Legacy: A Compact Review of ISO Major Achievements
... AGN where high-energy photons, produced by non-thermal processes related
to the central black hole, photoionise the gas. Excitation to these high-energy
levels (>50 eV) is difficult to attain by photons emitted by stars in typical H II
regions.
Catherine Cesarsky, Alberto Salama, 2006
10
The Study of Fast Processes and Transient Species by ...
... Holroyd and others [50,67-72] using single photon ionisation of a metallic
surface or a dissolved solute, and recently the energy level measurements
carried out by Schmidt using synchroton radiation to directly photoionise the
solvent [73D.
John H. Baxendale, Fabio Busi, 1982
NEWS ITEMS WHICH INCLUDE THE TERM «PHOTOIONISE»
Find out what the national and international press are talking about and how the term
photoionise is used in the context of the following news items.
Hubble finds phantom objects near dead quasars
The host quasars were as little as one-tenth the brightness needed to provide enough energy to photoionise the gas. Keel said that presumably ... «Astronomy Now Online, Apr 15»
