JFIFPhotoshop 3.08BIM@Lanzhou Jiaotong University Researchers Create Sustainable Elect720260528PSCIENMAGUAuthorfLanzhou Jiaotong University Researchers Create Sustainable Electricity Generator Powered by Wastewater Science@https://scienmag.com/lanzhou-jiaotong-university-researchers-cre© 2026 Sciencehttps://scienmag.com/In a groundbreaking advancement merging environmental sustainability with cutting-edge nanotechnology, researchers have unveiled a revolutionary droplet-based electricity generator (DEG) system designed to harvest energy directly from treated municipal wastewater. This novel approach highlights a promising avenue for cities struggling with freshwater scarcity and escalating energy demands, offering a dual-purpose technology that not only recovers valuable […]ScienceChe Chemistry Chemistry&contact electrification energy systems.droplet-based electricity generator technology"electrocatalytic pollutant removal"hydrophobic film energy harvesting$municipal wastewater energy recovery.nanotechnology in environmental sustainability5perfluoroethylenepropylene copolymer energy generator(renewable energy from treated wastewater#secondary effluent energy potential(sustainable wastewater energy harvesting2triboelectric nanogenerator wastewater application"wastewater-driven power generationC    !'"#%%%),($+!$%$C   $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$"D!1AQ"aq#2B$RrTb%&3Ss,!1AQ"aq2R#S ?K.!? c='<+=Oܴ"䣲"X,U]N-(FO9^NV9vD__Zǁ m&⊅_PhXު ?T/%i]ŴpO}]{UɧcӦ3j 0e(WJ0q+d;sWJ61&=* 2`FGr+\{ɊN8:lDĕS4鷩N{]OI{lQ?ʒP+Ş.xTH5bL_'}In˕\VuK;h6M\ӵE/4=y՗ęi`$$1?Sx{J7s%͛3Czůn$xBPUktDI D5W?Ά!$#jF"0ت k/< DkR <ZmDlcToGҪXۅB\0θj ks$0?KOo Q@cA0(O̽sqqahOBr뽌Vh-LQ._!Ie&1^pjpj7`(mۀ9^t>4M@̹v.6, ctD?.-u-.UxV!YbcȮֺ87.5iI唈Qr|pw93 ުmi0KDtI #OY•FZ' [,q0WmgӼaL{PCvތifL& r>G)Vf^%4jڴԡ9WΝp)n%*32{$QE57)ŔnrǺx„)n[;q8A[I'w@^"O.>TI5qg(cSЅ,"~ 1L7V0AÀBKpӴrF{LSx6T ~/Roh?k=Fҹ 38.X#B vQ>[P3c8sˋ)%v alI V%Nݦ z @;i? CfoJ$2qNk6mʓH P O˄6LcMKY@%◢3bhK6cja@G@A,ZpV&F]='Gr2F)ګ>KQ#[B8?*`-\]' Ծ="`6zfB)p'RО'IQT })L&7b74{{v5140 {~Y TվuuEXhSxa٧Cm1uw"3aʧ{:u]DX\w6X?X$ʕT7#Q)}ϏL}j:ҺϦۑ {ةʤj'QE~11ǟu5ۧe:vٛ`WtP-ZGg ҳqY?'#\CjZjF;  k'qE:Ӥ:ygWLHr`Jm}$H<3O=#b]ƇtaK"fp;6iN%(B|RRo1-5,!XIi)ƭ*2W!&ܱ_{ڹP rKvPD*46ZPIQtE$t۳*(\|vn Z5ӯcقԟm쏠eDmr%TIs(yOj`y_8[B. )9{Ce}A?Ni+==9usx ! N\Vj][lUPhq#d/:#ys?C}YX\}#`ۆ#:#=Ml:xOܱ ujYhE)x@Vetw:,^+%?ZV)w̳Fx^ū dRKI >`0oTY}\~#?g;9ib)Iۥtؖ,W.aĭ 7rpM4{inW.<A<}?|յ=#FOyōwhܡP% . ~'Uy&Xt]$({IY0 㺌R@Ὰ{v0K% :kTf|`FUY)ӡhѳ|wrMu4,Y&նHF(?Tɰ`,DÏ>8[+?t?Z+Ew"]XAO(IL+y\jŗXYܐu}OُP@q\6$Rꃚ7R!- }%q8A=q02);#m5\(?PhV5\# c ~<PbY>ݱ*J@O䋌H>UsR3#TVߩ/hɓ>ׁ3OC\Q7͒۳DOkPI ¹C MerhZOsϥ[R33v֣!G0g]/T/U?eV< Ea[,z݊9ko@UAGvn)"BjWt] 1Gj[G58[=̲I6ipyf . 70\xQ'U˃lm?4%㱆c#r,q1mvt2ŹI$X\JFW w3_b+: pIC2naMbcG`ΰ9%v;37$ ѺN[LoXck)?Q$*?5YR5wŐ)mUjG t>LinQR5US O#N_.Sx5yEo6x޻ڮxc̑0+gH_'f*9OʩHQNFI# ]A 89l> #_Ƽ5J?JIF#W Nfe2pZl,mo Q]Po$7Fp9 ]@/lu]n1>'*H?Yڏ] /c hKEΦϛrt鵭SEM,kbMʾHxn.2HZ%$c9$Q][QT$!Cyz[oԧD:FڥJ_:/okG#fw3JzۭGs+6@>q޾Mna1Fmʟ2p{w.y, ?(t%eb\qϟZHIc&-KZE,*``^xhھmL.Wm?ϐ}Ef=Q"*fGe;9HA;siOr eJHkIwuw嬮h\g8$*Vj&+丅I39^.̫Hɇn{gNYek9d9$ʽ\:Cw 2]2H Sc9|띖sk* 22\Y:^3#2R1λ_kfȅw gG, 3uUreBR`-ÐvIlCG?F_x.~t& RaQ>SRfr=?&v]ngʃG]jI›x܌#[74cqhIAl312/ж7r\[)E #MsMJẊhmG*\\][e|ei.8b1Vk ŵoly:G۬ɫ T{V]7QM*c qzf[,s%n.%3sΤÓBRO3Lb[y~ة3 5$ ٬_$NV!fX ObJ1q h2,h ָݻ\ٸ,O$sRHBѡ>8䨧/,SM]RC>aLP ]TzyTG0pCG*SǙ<^?N GtX Q2,m7隕(cO]zkw4 uC~U{n$3H\RxiBD$w8V=2 0R]~č"A F%6ԩT;2OJ(c