4082 Résultats
Classification:
vidéo
vidéo
Actions:
Exemplaires:
Description:
1 online resource (1 video file (12 min., 19 sec.)) : sound, color
Description:
1 online resource (1 video file (12 min., 19 sec.)) : sound, color
Auteur:
- Poli, Alessandro,
- Borasi, Giovanna, 1971-,
- Bratishenko, Lev.,
- Boissier, Philippe,
- Centre canadien d'architecture,,
- Fondazione Palazzo Strozzi (Florence, Italy),,
- Fondazione CR Firenze,,
- Osservatorio per le Arti Contemporanee (Florence, Italy)
Sujet:
- Poli, Alessandro Interviews.,
- Poli, Alessandro,
- Superstudio (Group),
- Centre canadien d'architecture Interviews.,
- Centre canadien d'architecture,
- Radical architecture Italy Florence History 20th century.,
- Architecture radicale Italie Florence Histoire 20e siècle.,
- Radical architecture,
- Italy Florence,
- Lectures.,
- Interviews.,
- Video recordings (physical artifacts),
- Streaming video.,
- Discussions (events).,
- Oral histories.,
- History
Publication:
[Montréal] : Canadian Centre for Architecture, [2018]
[Montréal] : Canadian Centre for Architecture, [2018]
Titre:
Alessandro Poli, Superstudio, speaks with Giovanna Borasi, Chief Curator, CCA.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (12 min., 19 sec.)) : sound, color
Alessandro Poli, Superstudio, speaks with Giovanna Borasi, Chief Curator, CCA.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (12 min., 19 sec.)) : sound, color
Classification:
vidéo
vidéo
Publication:
[Montréal] : Canadian Centre for Architecture, [2018]
[Montréal] : Canadian Centre for Architecture, [2018]
Auteur:
- Poli, Alessandro,
- Borasi, Giovanna, 1971-,
- Bratishenko, Lev.,
- Boissier, Philippe,
- Centre canadien d'architecture,,
- Fondazione Palazzo Strozzi (Florence, Italy),,
- Fondazione CR Firenze,,
- Osservatorio per le Arti Contemporanee (Florence, Italy)
Sujet:
- Poli, Alessandro Interviews.,
- Poli, Alessandro,
- Superstudio (Group),
- Centre canadien d'architecture Interviews.,
- Centre canadien d'architecture,
- Radical architecture Italy Florence History 20th century.,
- Architecture radicale Italie Florence Histoire 20e siècle.,
- Radical architecture,
- Italy Florence,
- Lectures.,
- Interviews.,
- Video recordings (physical artifacts),
- Streaming video.,
- Discussions (events).,
- Oral histories.,
- History
Classification:
vidéo
vidéo
Actions:
Exemplaires:
Description:
1 online resource (1 video file (13 min., 39 sec.)) : sound, color
Description:
1 online resource (1 video file (13 min., 39 sec.)) : sound, color
Auteur:
- Binazzi, Lapo,
- Garutti, Francesco,
- Bratishenko, Lev.,
- Boissier, Philippe,
- Centre canadien d'architecture,,
- Fondazione Palazzo Strozzi (Florence, Italy),,
- Fondazione CR Firenze,,
- Osservatorio per le Arti Contemporanee (Florence, Italy)
Sujet:
- Binazzi, Lapo Interviews.,
- UFO (Design firm),
- Centre canadien d'architecture Interviews.,
- Centre canadien d'architecture,
- Radical architecture Italy Florence History 20th century.,
- Architecture radicale Italie Florence Histoire 20e siècle.,
- Radical architecture,
- Italy Florence,
- Lectures.,
- Interviews.,
- Oral histories.,
- Video recordings (physical artifacts),
- Streaming video.,
- Discussions (events).,
- History
Publication:
[Montréal] : Canadian Centre for Architecture, [2018]
[Montréal] : Canadian Centre for Architecture, [2018]
Titre:
Lapo Binazzi, UFO, speaks with Francesco Garutti, Curator Contemporary Architecture, CCA.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (13 min., 39 sec.)) : sound, color
Lapo Binazzi, UFO, speaks with Francesco Garutti, Curator Contemporary Architecture, CCA.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (13 min., 39 sec.)) : sound, color
Classification:
vidéo
vidéo
Publication:
[Montréal] : Canadian Centre for Architecture, [2018]
[Montréal] : Canadian Centre for Architecture, [2018]
Auteur:
- Binazzi, Lapo,
- Garutti, Francesco,
- Bratishenko, Lev.,
- Boissier, Philippe,
- Centre canadien d'architecture,,
- Fondazione Palazzo Strozzi (Florence, Italy),,
- Fondazione CR Firenze,,
- Osservatorio per le Arti Contemporanee (Florence, Italy)
Sujet:
- Binazzi, Lapo Interviews.,
- UFO (Design firm),
- Centre canadien d'architecture Interviews.,
- Centre canadien d'architecture,
- Radical architecture Italy Florence History 20th century.,
- Architecture radicale Italie Florence Histoire 20e siècle.,
- Radical architecture,
- Italy Florence,
- Lectures.,
- Interviews.,
- Oral histories.,
- Video recordings (physical artifacts),
- Streaming video.,
- Discussions (events).,
- History
Classification:
vidéo
vidéo
Titre:
Action #100.
Action #100.
Actions:
Exemplaires:
Description:
1 streaming video file (43 sec.) : sound, colour
Description:
1 streaming video file (43 sec.) : sound, colour
Auteur:
Sujet:
- Centre canadien d'architecture Exhibitions.,
- Centre canadien d'architecture,
- City planning Citizen participation Exhibitions.,
- Urban ecology (Sociology) Exhibitions.,
- City and town life Exhibitions.,
- Land use, Urban Exhibitions.,
- Urbanisme participatif Expositions.,
- Écologie urbaine Expositions.,
- Vie urbaine Expositions.,
- Utilisation urbaine du sol Expositions.,
- City and town life,
- City planning Citizen participation,
- Land use, Urban,
- Urban ecology (Sociology),
- Video recordings (physical artifacts),
- Streaming video.,
- Exhibition catalogs
Publication:
[Montréal] : CCA, [2009]
[Montréal] : CCA, [2009]
Titre:
Action #100.
Actions:
Exemplaires:
Description:
1 streaming video file (43 sec.) : sound, colour
Action #100.
Actions:
Exemplaires:
Description:
1 streaming video file (43 sec.) : sound, colour
Classification:
vidéo
vidéo
Publication:
[Montréal] : CCA, [2009]
[Montréal] : CCA, [2009]
Auteur:
Sujet:
- Centre canadien d'architecture Exhibitions.,
- Centre canadien d'architecture,
- City planning Citizen participation Exhibitions.,
- Urban ecology (Sociology) Exhibitions.,
- City and town life Exhibitions.,
- Land use, Urban Exhibitions.,
- Urbanisme participatif Expositions.,
- Écologie urbaine Expositions.,
- Vie urbaine Expositions.,
- Utilisation urbaine du sol Expositions.,
- City and town life,
- City planning Citizen participation,
- Land use, Urban,
- Urban ecology (Sociology),
- Video recordings (physical artifacts),
- Streaming video.,
- Exhibition catalogs
Classification:
vidéo
vidéo
Titre:
Action #100.
Action #100.
Actions:
Exemplaires:
Description:
1 streaming video file (43 sec.) : sound, colour
Description:
1 streaming video file (43 sec.) : sound, colour
Auteur:
Sujet:
- Centre canadien d'architecture Exhibitions.,
- Centre canadien d'architecture,
- City planning Citizen participation Exhibitions.,
- Urban ecology (Sociology) Exhibitions.,
- City and town life Exhibitions.,
- Land use, Urban Exhibitions.,
- Urbanisme participatif Expositions.,
- Écologie urbaine Expositions.,
- Vie urbaine Expositions.,
- Utilisation urbaine du sol Expositions.,
- City and town life,
- City planning Citizen participation,
- Land use, Urban,
- Urban ecology (Sociology),
- Video recordings (physical artifacts),
- Streaming video.,
- Exhibition catalogs
Publication:
[Montréal] : CCA, [2009]
[Montréal] : CCA, [2009]
Titre:
Action #100.
Actions:
Exemplaires:
Description:
1 streaming video file (43 sec.) : sound, colour
Action #100.
Actions:
Exemplaires:
Description:
1 streaming video file (43 sec.) : sound, colour
Classification:
vidéo
vidéo
Publication:
[Montréal] : CCA, [2009]
[Montréal] : CCA, [2009]
Auteur:
Sujet:
- Centre canadien d'architecture Exhibitions.,
- Centre canadien d'architecture,
- City planning Citizen participation Exhibitions.,
- Urban ecology (Sociology) Exhibitions.,
- City and town life Exhibitions.,
- Land use, Urban Exhibitions.,
- Urbanisme participatif Expositions.,
- Écologie urbaine Expositions.,
- Vie urbaine Expositions.,
- Utilisation urbaine du sol Expositions.,
- City and town life,
- City planning Citizen participation,
- Land use, Urban,
- Urban ecology (Sociology),
- Video recordings (physical artifacts),
- Streaming video.,
- Exhibition catalogs
Classification:
vidéo
vidéo
Exemplaires:
Description:
1 online resource (1 video file (11 min., 14 sec.)) : sound, color
Description:
1 online resource (1 video file (11 min., 14 sec.)) : sound, color
Auteur:
- Schumacher, Patrik, 1961-,
- Lynn, Greg,
- Centre canadien d'architecture,,
- Centre canadien d'architecture. Enregistrements des événements.,
- Centre canadien d'architecture. CCAchannel.
Sujet:
- Schumacher, Patrik, 1961- Interviews.,
- Schumacher, Patrik, 1961-,
- Centre canadien d'architecture Interviews.,
- Centre canadien d'architecture,
- Architecture Data processing.,
- Architecture and technology.,
- Computer-aided design.,
- Architecture et technologie.,
- Conception assistée par ordinateur.,
- Architecture Informatique.,
- computer-aided designs (visual works),
- computer-aided design (process),
- Interviews.,
- Oral histories.,
- Lectures.,
- Video recordings (physical artifacts),
- Streaming video.,
- Discussions (events).
Publication:
[Montréal] : Canadian Centre for Architecture, [2016]
[Montréal] : Canadian Centre for Architecture, [2016]
Titre:
The Greg Lynn show. Episode #11, Patrik Schumacher.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (11 min., 14 sec.)) : sound, color
The Greg Lynn show. Episode #11, Patrik Schumacher.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (11 min., 14 sec.)) : sound, color
Classification:
vidéo
vidéo
Publication:
[Montréal] : Canadian Centre for Architecture, [2016]
[Montréal] : Canadian Centre for Architecture, [2016]
Auteur:
- Schumacher, Patrik, 1961-,
- Lynn, Greg,
- Centre canadien d'architecture,,
- Centre canadien d'architecture. Enregistrements des événements.,
- Centre canadien d'architecture. CCAchannel.
Sujet:
- Schumacher, Patrik, 1961- Interviews.,
- Schumacher, Patrik, 1961-,
- Centre canadien d'architecture Interviews.,
- Centre canadien d'architecture,
- Architecture Data processing.,
- Architecture and technology.,
- Computer-aided design.,
- Architecture et technologie.,
- Conception assistée par ordinateur.,
- Architecture Informatique.,
- computer-aided designs (visual works),
- computer-aided design (process),
- Interviews.,
- Oral histories.,
- Lectures.,
- Video recordings (physical artifacts),
- Streaming video.,
- Discussions (events).
Classification:
vidéo
vidéo
Actions:
Exemplaires:
Description:
1 online resource (1 video file (24 min., 33 sec.)) : sound, color
Description:
1 online resource (1 video file (24 min., 33 sec.)) : sound, color
Auteur:
- Bayley, Stephen,
- Hodgson, Patricia, 1947-,
- Open University,,
- British Broadcasting Corporation. Television Service,
Sujet:
- Suburban homes England.,
- Terrace houses England.,
- Architecture, Domestic England.,
- Suburbs England Planning History.,
- Maisons en terrasses Angleterre.,
- Banlieues Angleterre Planification Histoire.,
- Architecture, Domestic,
- Suburban homes,
- Suburbs Planning,
- Terrace houses,
- England,
- Lectures.,
- Video recordings (physical artifacts),
- Streaming video.,
- History
Publication:
[Milton Keynes] : Open University ; [London] : BBC TV, [1975]
[Milton Keynes] : Open University ; [London] : BBC TV, [1975]
Titre:
Architecture & design : a third level arts course : the semi-detatched house : the suburban style / presented by Stephen Bayley.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (24 min., 33 sec.)) : sound, color
Architecture & design : a third level arts course : the semi-detatched house : the suburban style / presented by Stephen Bayley.
Actions:
Exemplaires:
Description:
1 online resource (1 video file (24 min., 33 sec.)) : sound, color
Classification:
vidéo
vidéo
Publication:
[Milton Keynes] : Open University ; [London] : BBC TV, [1975]
[Milton Keynes] : Open University ; [London] : BBC TV, [1975]
Auteur:
- Bayley, Stephen,
- Hodgson, Patricia, 1947-,
- Open University,,
- British Broadcasting Corporation. Television Service,
Sujet:
- Suburban homes England.,
- Terrace houses England.,
- Architecture, Domestic England.,
- Suburbs England Planning History.,
- Maisons en terrasses Angleterre.,
- Banlieues Angleterre Planification Histoire.,
- Architecture, Domestic,
- Suburban homes,
- Suburbs Planning,
- Terrace houses,
- England,
- Lectures.,
- Video recordings (physical artifacts),
- Streaming video.,
- History
Classification:
livres
livres
Actions:
Exemplaires:
Description:
x, 406 pages : illustrations (some color) ; 24 cm
Description:
x, 406 pages : illustrations (some color) ; 24 cm
Auteur:
- Szeemann, Harald,,
- Works. Selections. English. 2018,
- Chon, Doris,,
- Phillips, Glenn, 1974-,
- Rigolo, Pietro,,
- Blower, Jonathan,,
- Tucker, Elizabeth, 1977-,
- Getty Research Institute,
Sujet:
- Szeemann, Harald Translations into English.,
- Szeemann, Harald, 1933-2005 Traductions anglaises.,
- Szeemann, Harald,
- Art criticism.,
- Critique d'art.,
- art criticism.,
- 20.07 art criticism, art review.,
- Translations into English.,
- Exhibition publications.,
- Translations,
- Critiques d'art.
Publication:
Los Angeles : Getty Research Institute, [2018]
Los Angeles : Getty Research Institute, [2018]
Titre:
Harald Szeemann : selected writings / Harald Szeemann ; edited by Doris Chon, Glenn Phillips, and Pietro Rigolo ; translated by Jonathan Blower and Elizabeth Tucker.
Actions:
Exemplaires:
Description:
x, 406 pages : illustrations (some color) ; 24 cm
Harald Szeemann : selected writings / Harald Szeemann ; edited by Doris Chon, Glenn Phillips, and Pietro Rigolo ; translated by Jonathan Blower and Elizabeth Tucker.
Actions:
Exemplaires:
Description:
x, 406 pages : illustrations (some color) ; 24 cm
Classification:
livres
livres
Publication:
Los Angeles : Getty Research Institute, [2018]
Los Angeles : Getty Research Institute, [2018]
Auteur:
- Szeemann, Harald,,
- Works. Selections. English. 2018,
- Chon, Doris,,
- Phillips, Glenn, 1974-,
- Rigolo, Pietro,,
- Blower, Jonathan,,
- Tucker, Elizabeth, 1977-,
- Getty Research Institute,
Sujet:
- Szeemann, Harald Translations into English.,
- Szeemann, Harald, 1933-2005 Traductions anglaises.,
- Szeemann, Harald,
- Art criticism.,
- Critique d'art.,
- art criticism.,
- 20.07 art criticism, art review.,
- Translations into English.,
- Exhibition publications.,
- Translations,
- Critiques d'art.
Classification:
vidéo
vidéo
Actions:
Exemplaires:
Description:
1 online resource (2 video files (45 min., 22 sec.)) : sound, color
- Bibliothèque internet resource 306391 | 306391 | Book launch | Disponible
- Bibliothèque internet resource 306392 | 306391 | Question period | Disponible
Description:
1 online resource (2 video files (45 min., 22 sec.)) : sound, color
Auteur:
- Zardini, Mirko,,
- Borasi, Giovanna, 1971-,
- Centre canadien d'architecture,,
- En imparfaite santé.
Sujet:
- Centre canadien d'architecture Publishing.,
- Centre canadien d'architecture,
- Architecture Health aspects Exhibitions.,
- Architecture Environmental aspects Exhibitions.,
- Public health Exhibitions.,
- Architecture Technological innovations Exhibitions.,
- Architecture Aspect de l'environnement Expositions.,
- Santé publique Expositions.,
- Architecture Innovations Expositions.,
- Architecture Environmental aspects,
- Architecture Health aspects,
- Architecture Technological innovations,
- Public health,
- Publishers and publishing,
- Video recordings (physical artifacts),
- Streaming video.,
- Exhibition catalogs
Publication:
[Montréal] : CCA, [2012]
[Montréal] : CCA, [2012]
Titre:
Book launch : Imperfect health.
Actions:
Exemplaires:
Description:
1 online resource (2 video files (45 min., 22 sec.)) : sound, color
Book launch : Imperfect health.
Actions:
Exemplaires:
- Bibliothèque internet resource 306391 | 306391 | Book launch | Disponible
- Bibliothèque internet resource 306392 | 306391 | Question period | Disponible
Description:
1 online resource (2 video files (45 min., 22 sec.)) : sound, color
Classification:
vidéo
vidéo
Publication:
[Montréal] : CCA, [2012]
[Montréal] : CCA, [2012]
Auteur:
- Zardini, Mirko,,
- Borasi, Giovanna, 1971-,
- Centre canadien d'architecture,,
- En imparfaite santé.
Sujet:
- Centre canadien d'architecture Publishing.,
- Centre canadien d'architecture,
- Architecture Health aspects Exhibitions.,
- Architecture Environmental aspects Exhibitions.,
- Public health Exhibitions.,
- Architecture Technological innovations Exhibitions.,
- Architecture Aspect de l'environnement Expositions.,
- Santé publique Expositions.,
- Architecture Innovations Expositions.,
- Architecture Environmental aspects,
- Architecture Health aspects,
- Architecture Technological innovations,
- Public health,
- Publishers and publishing,
- Video recordings (physical artifacts),
- Streaming video.,
- Exhibition catalogs
Classification:
vidéo
vidéo
Actions:
Exemplaires:
Description:
1 videodisc (53 min.) : sound, color with black and white sequences ; 4 3/4 in. in container 19 x 14 cm
Description:
1 videodisc (53 min.) : sound, color with black and white sequences ; 4 3/4 in. in container 19 x 14 cm
Auteur:
- Wehn-Damisch, Teri.,
- Lambert, Phyllis.,
- Blanchard, Amélie.,
- Morris, George, 1942-2021.,
- Moliavko-Visotzky, Nathalie.,
- Fee, Kathleen.,
- Poirier, Myriam.,
- Lepage, Robert Marcel, 1951-,
- Cohen, Jean-Louis.,
- Robertson, Jaquelin T., 1933-2020.,
- Scofidio, Ricardo.,
- Gwathmey, Charles, 1938-2009.,
- Diller, Elizabeth.,
- Eisenman, Peter, 1932-,
- Philia Films.,
- National Film Board of Canada.,
- Films de la Perrine (Firm)
Sujet:
- Lambert, Phyllis.,
- Centre canadien d'architecture.,
- Women architects Québec (Province) Montréal Biography.,
- Architects Canada Biography.,
- Femmes architectes Québec (Province) Montréal Biographies.,
- Architectes Canada Biographies.,
- Architecture Québec (Province) Montréal.,
- Women architects,
- Architects,
- Québec Montréal,
- Canada,
- Canadian Architects.,
- Women Architects.,
- Canadian Historic preservationists.,
- Biographies.,
- Interviews.,
- Video recordings.,
- Optical disks.,
- DVDs.,
- Video recordings for the hearing impaired,
- Video recordings for hard of hearing people.,
- Vidéos pour personnes ayant une déficience auditive.
Publication:
[Montréal] : National Film Board of Canada = Office national du film du Canada, ©2007.
[Montréal] : National Film Board of Canada = Office national du film du Canada, ©2007.
Titre:
Citizen Lambert : Joan of architecture / Philia Films in coproduction with the National Film Board of Canada and les Films de la Perrine ; a Teri Wehn-Damisch film ; produced by Amélie Blanchard [and others].
Actions:
Exemplaires:
Description:
1 videodisc (53 min.) : sound, color with black and white sequences ; 4 3/4 in. in container 19 x 14 cm
Citizen Lambert : Joan of architecture / Philia Films in coproduction with the National Film Board of Canada and les Films de la Perrine ; a Teri Wehn-Damisch film ; produced by Amélie Blanchard [and others].
Actions:
Exemplaires:
Description:
1 videodisc (53 min.) : sound, color with black and white sequences ; 4 3/4 in. in container 19 x 14 cm
Classification:
vidéo
vidéo
Publication:
[Montréal] : National Film Board of Canada = Office national du film du Canada, ©2007.
[Montréal] : National Film Board of Canada = Office national du film du Canada, ©2007.
Auteur:
- Wehn-Damisch, Teri.,
- Lambert, Phyllis.,
- Blanchard, Amélie.,
- Morris, George, 1942-2021.,
- Moliavko-Visotzky, Nathalie.,
- Fee, Kathleen.,
- Poirier, Myriam.,
- Lepage, Robert Marcel, 1951-,
- Cohen, Jean-Louis.,
- Robertson, Jaquelin T., 1933-2020.,
- Scofidio, Ricardo.,
- Gwathmey, Charles, 1938-2009.,
- Diller, Elizabeth.,
- Eisenman, Peter, 1932-,
- Philia Films.,
- National Film Board of Canada.,
- Films de la Perrine (Firm)
Sujet:
- Lambert, Phyllis.,
- Centre canadien d'architecture.,
- Women architects Québec (Province) Montréal Biography.,
- Architects Canada Biography.,
- Femmes architectes Québec (Province) Montréal Biographies.,
- Architectes Canada Biographies.,
- Architecture Québec (Province) Montréal.,
- Women architects,
- Architects,
- Québec Montréal,
- Canada,
- Canadian Architects.,
- Women Architects.,
- Canadian Historic preservationists.,
- Biographies.,
- Interviews.,
- Video recordings.,
- Optical disks.,
- DVDs.,
- Video recordings for the hearing impaired,
- Video recordings for hard of hearing people.,
- Vidéos pour personnes ayant une déficience auditive.
Classification:
livres
livres
Actions:
Exemplaires:
Description:
24 pages : illustrations ; 28 cm
Description:
24 pages : illustrations ; 28 cm
Auteur:
- Noguchi, Louise.,
- Reitzenstein, Reinhard.,
- Scott, Brian.,
- Thibert, Patrick.,
- Forest City Gallery (London, Ont.),
- McIntosh Art Gallery.,
- Art Gallery of Ontario.
Sujet:
- Noguchi, Louise.,
- Reitzenstein, Reinhard.,
- Scott, Brian.,
- Public art.,
- Art Intégration à l'architecture.,
- Panel discussions.
Publication:
[Toronto] : Art Gallery of Ontario, ©1992.
[Toronto] : Art Gallery of Ontario, ©1992.
Titre:
Measuring the gap : locating the artist and viewer in public art / Louise Noguchi, Brian Scott, Reinhard Reitzenstein ; moderator: Patrick Thibert.
Actions:
Exemplaires:
Description:
24 pages : illustrations ; 28 cm
Measuring the gap : locating the artist and viewer in public art / Louise Noguchi, Brian Scott, Reinhard Reitzenstein ; moderator: Patrick Thibert.
Actions:
Exemplaires:
Description:
24 pages : illustrations ; 28 cm
Classification:
livres
livres
Publication:
[Toronto] : Art Gallery of Ontario, ©1992.
[Toronto] : Art Gallery of Ontario, ©1992.
Auteur:
- Noguchi, Louise.,
- Reitzenstein, Reinhard.,
- Scott, Brian.,
- Thibert, Patrick.,
- Forest City Gallery (London, Ont.),
- McIntosh Art Gallery.,
- Art Gallery of Ontario.
Sujet:
- Noguchi, Louise.,
- Reitzenstein, Reinhard.,
- Scott, Brian.,
- Public art.,
- Art Intégration à l'architecture.,
- Panel discussions.
