Boston Legacy FC holds a slim 40% implied probability edge over Denver Summit FC (33.5%) and draw (27%) in this NWSL expansion-team showdown at Gillette Stadium, driven by home-field advantage and midweek momentum from their first point—a resilient 2-2 draw against North Carolina Courage where Alba Caño and Sammy Smith scored. Denver, winless like Boston, faltered late in a 3-2 loss to table-leading San Diego Wave after squandering a two-goal lead, exposing defensive fragility amid midfielder Jasmine Aikey's season-ending ACL absence. Boston misses long-term center back Kaká (ankle) and Nicki Hernandez (thigh), per latest availability report, but no new concerns tilt the closely contested matchup toward an upset or stalemate potential in both sides' early-season table scrap.
基於Polymarket數據的AI實驗性摘要。這不是交易建議，也不影響該市場的結算方式。 · 更新於所有體育賽事
MLB
125
UFC
32
全部
LaLiga
Club Friendlies
MLS
Coppa Italia
Veikkausliiga
Premier League
Allsvenskan
UCL
K League 2
Brasileirão Série A
Liga MX
Eliteserien
Primeira Liga
Chinese Super League
Categoría Primera A
K League 1
EFL Championship
LaLiga2
Greek Cup
Brasileirão Série B
Uruguayan Primera División
Danish Superliga
Ukrainian Premier League
DFB-Pokal
SuperLiga
King Cup
Ligue 1
NB I
Copa Sudamericana
Süper Lig
Copa Libertadores
Besta deild karla
UEL
USL League One
UEFA Conference League
Categoría Primera B
Eerste Divisie
Turkey 1. Lig
Primera B (Chile)
efbet Liga
Serie A
J2 League
Ekstraklasa
USL Championship
Primera Nacional
Serbian SuperLiga
Liga de Primera
LigaPro Serie A
Kazakhstan Premier League
A Lyga
J1 League
China League One
Liga FPD
Saudi Pro League
Superettan
Eredivisie
Ligue 2
Scottish Premiership
Copa do Brasil
Erovnuli Liga
Brasileirão Série C
Bundesliga
ÖFB Cup
Scotland League Cup
League of Ireland Premier Division
Copa Argentina
Challenger Pro League
Leagues Cup
OBOS-ligaen
NWSL
Women's Champions League
Niké liga
Chance Liga
Belgium Pro League
Slovenia PrvaLiga
Australia Cup
Uzbekistan Super League
Liga Nacional de Guatemala
National League
Austria Bundesliga
Liga 1
ASEAN Championship
2. Bundesliga
Prva Liga
TFF Süper Kupa
League One
Swiss Super League
Egyptian Premier League
Serie B
Premium Liiga
League Two
Israeli Premier League
Greece Super League
Betri deildin
Bolivian Primera División
A-League Men
Liga Profesional de Fútbol
EFL CUP
Taça de Portugal
Scottish Cup
Qatar Stars League
South Africa Premiership
Venezuelan Primera División
UAE Pro League
Community Shield
Trophée des Champions
冰球
4
自行車
3
Poker
2
國際象棋
7
匹克球
2
電競
In the upcoming game, scheduled for May 3, 2026
If Boston Legacy FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming game, scheduled for May 3, 2026
If the game ends in a draw, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve to "Yes".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Boston Legacy FC" if Boston Legacy FC win the game by 2 or more goals.
Otherwise, this market will resolve to "Denver Summit FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Denver Summit FC" if Denver Summit FC win the game by 2 or more goals.
Otherwise, this market will resolve to "Boston Legacy FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Boston Legacy FC" if Boston Legacy FC win the game by 3 or more goals.
Otherwise, this market will resolve to "Denver Summit FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Denver Summit FC" if Denver Summit FC win the game by 3 or more goals.
Otherwise, this market will resolve to "Boston Legacy FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming game, scheduled for May 3, 2026
If Denver Summit FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 2 or more goals in this game.
If the combined total is less than 2, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 3 or more goals in this game.
If the combined total is less than 3, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 4 or more goals in this game.
If the combined total is less than 4, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 5 or more goals in this game.
If the combined total is less than 5, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Yes" if both Boston Legacy FC and Denver Summit FC each score at least one goal during the game.
This market will resolve to "No" if either team fails to score (i.e., if one or both teams finish with zero goals).
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.Boston Legacy FC holds a slim 40% implied probability edge over Denver Summit FC (33.5%) and draw (27%) in this NWSL expansion-team showdown at Gillette Stadium, driven by home-field advantage and midweek momentum from their first point—a resilient 2-2 draw against North Carolina Courage where Alba Caño and Sammy Smith scored. Denver, winless like Boston, faltered late in a 3-2 loss to table-leading San Diego Wave after squandering a two-goal lead, exposing defensive fragility amid midfielder Jasmine Aikey's season-ending ACL absence. Boston misses long-term center back Kaká (ankle) and Nicki Hernandez (thigh), per latest availability report, but no new concerns tilt the closely contested matchup toward an upset or stalemate potential in both sides' early-season table scrap.
In the upcoming game, scheduled for May 3, 2026
If Boston Legacy FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.
If Boston Legacy FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.
市場開放時間： Apr 6, 2026, 9:46 AM ET
交易量
$1,031結束日期
2026-05-03市場開放時間
Apr 6, 2026, 9:46 AM ETResolver
0x69c47De9D...In the upcoming game, scheduled for May 3, 2026
If Boston Legacy FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming game, scheduled for May 3, 2026
If the game ends in a draw, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve to "Yes".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Boston Legacy FC" if Boston Legacy FC win the game by 2 or more goals.
Otherwise, this market will resolve to "Denver Summit FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Denver Summit FC" if Denver Summit FC win the game by 2 or more goals.
Otherwise, this market will resolve to "Boston Legacy FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Boston Legacy FC" if Boston Legacy FC win the game by 3 or more goals.
Otherwise, this market will resolve to "Denver Summit FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Denver Summit FC" if Denver Summit FC win the game by 3 or more goals.
Otherwise, this market will resolve to "Boston Legacy FC".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
This market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming game, scheduled for May 3, 2026
If Denver Summit FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 2 or more goals in this game.
If the combined total is less than 2, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 3 or more goals in this game.
If the combined total is less than 3, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 4 or more goals in this game.
If the combined total is less than 4, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Over" if Boston Legacy FC and Denver Summit FC combine to score 5 or more goals in this game.
If the combined total is less than 5, this market will resolve to "Under".
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.In the upcoming NWSL game between Boston Legacy FC and Denver Summit FC, scheduled for May 3 at 3:00 PM ET:
This market will resolve to "Yes" if both Boston Legacy FC and Denver Summit FC each score at least one goal during the game.
This market will resolve to "No" if either team fails to score (i.e., if one or both teams finish with zero goals).
If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50.
If the game is started but not completed, this market will resolve according to the official final score published on nwslsoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.Boston Legacy FC holds a slim 40% implied probability edge over Denver Summit FC (33.5%) and draw (27%) in this NWSL expansion-team showdown at Gillette Stadium, driven by home-field advantage and midweek momentum from their first point—a resilient 2-2 draw against North Carolina Courage where Alba Caño and Sammy Smith scored. Denver, winless like Boston, faltered late in a 3-2 loss to table-leading San Diego Wave after squandering a two-goal lead, exposing defensive fragility amid midfielder Jasmine Aikey's season-ending ACL absence. Boston misses long-term center back Kaká (ankle) and Nicki Hernandez (thigh), per latest availability report, but no new concerns tilt the closely contested matchup toward an upset or stalemate potential in both sides' early-season table scrap.
In the upcoming game, scheduled for May 3, 2026
If Boston Legacy FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.
If Boston Legacy FC wins, this market will resolve to "Yes".
Otherwise, this market will resolve to "No".
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve "No".
This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time.
The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.
市場開放時間： Apr 6, 2026, 9:46 AM ET
交易量
$1,031結束日期
2026-05-03市場開放時間
Apr 6, 2026, 9:46 AM ETResolver
0x69c47De9D...Boston Legacy FC holds a slim 40% implied probability edge over Denver Summit FC (33.5%) and draw (27%) in this NWSL expansion-team showdown at Gillette Stadium, driven by home-field advantage and midweek momentum from their first point—a resilient 2-2 draw against North Carolina Courage where Alba Caño and Sammy Smith scored. Denver, winless like Boston, faltered late in a 3-2 loss to table-leading San Diego Wave after squandering a two-goal lead, exposing defensive fragility amid midfielder Jasmine Aikey's season-ending ACL absence. Boston misses long-term center back Kaká (ankle) and Nicki Hernandez (thigh), per latest availability report, but no new concerns tilt the closely contested matchup toward an upset or stalemate potential in both sides' early-season table scrap.
基於Polymarket數據的AI實驗性摘要。這不是交易建議，也不影響該市場的結算方式。 · 更新於
警惕外部連結哦。
警惕外部連結哦。
Frequently Asked Questions