JFIFPhotoshop 3.08BIM@SNU Researchers Boost Ammonia Selectivity While Suppressing Hydr720260805PSCIENMAGUAuthorfSNU Researchers Boost Ammonia Selectivity While Suppressing Hydrogen and Preserving Nitrogen Reduction Science@https://scienmag.com/snu-researchers-boost-ammonia-selectivity-w© 2026 Sciencehttps://scienmag.com/A molecular “Tetris” strategy could help solve one of green chemistry’s most stubborn problems: producing ammonia without wasting most of the reaction’s energy on hydrogen. Researchers led by Professor Yousung Jung at Seoul National University have proposed a catalyst-design principle that selectively suppresses hydrogen evolution while preserving the electrochemical reaction that converts nitrogen into ammonia. […]ScienceChe Chemistry Chemistryammonia as hydrogen carrierAmmonia synthesiscatalyst design principles"electrochemical nitrogen reduction*environmentally friendly ammonia synthesisgreen chemistry innovationshydrogen evolution suppressionhydrogen storage in ammonianitrogen to ammonia conversion#renewable energy ammonia production#selective electrochemical reactions!sustainable ammonia manufacturingC    !'"#%%%),($+!$%$C   $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$"E!1"AQaq#2B3Rbr$S&CT+!1"AQ2aq3R ? ,T tl7Dc~5ˊG,N)bzI~ ơiOQo*_#cy'|kv1򟙨ɨF|' u-p#Z㰟`c߫n}9IO-n: qc_Ӯ\[k+'vJIpD`Ԟޮ WW*ښԱ|p1l oպ kGQJDH[IZԵy IdL( j:3<q`u:",IK*gtP>ui%|ITC{hDUxRZz(n-֢%ίNvSTvJ_Od`+d&IW<!!V5 iTya'*rJE?t{Y)NrVH( OqY܅D5 ^U,5 26'GXlvސ܆0xڅlwIy}Stfn?GRTTF Əx`!J7'+.EJJ(yvu3 %|\d& Ξ[)M8GV/ S[jMNHGde"'V(*g)V8vYOskO).BCh8(pyNL6ZKW=RP)k͎XWmJLnS LlC+Y#|TgBF;'ەSa}*#R ^r^tqQ"#mQrn$H2qp%]mʧ*+y5p:SN @xRybԭkE8!6Dyb #sY&"Wv*`FWX'g]HgýT[X86lsNJ s޻~YM:8| NAlSg4V?*TOM)UiC黛qKt%jI=a8'72ȧ,Jp:T >]'vIv=!_k$o9 ](>*'?Ǖ8Umu^jI;2B:wQ)0/_AqBuJʔp+_yPk^d(s;,Hc6In^vj=gOVBryՕWK˪DY;”OsyYV`xJuo%<;|(E  *\X|$tO`o9t[)b5T@wl2wšu)-ee\7vJq$٘J )}?n2 'ILgJ()R<7KET=#4AV@Ndq!jq%I9;X=*]]eKe[o`sV uJ)iW8UqRˆ=)םT+ \xu=kIZbCRi]IP~f]'6A󚌹\8;vUH~4JtSsz-騡f? .@Gnu>䘱"\ n/zBmچyq[7$ 3J]| ,nTWЇBT0٩Gm0- q( A'b=<56w?:4(v/r8(?e<VL3mv3BQTZ&T-[QŔ9sZ/"͹iFIy4hEWm4Y6!.JbqKBS ax2j4]Wͩ*B*[ qIp#[ڞR%>UюXSOE7-29[䄎dU>gA.gBZKkVv?ƻ]N<˅'.JiRQ!ҲyHjer}x+#˰^2qÏ#(+Zf"qoxrJ O}hmmftX~Ӄ!]Iwy ۩9%J6yQ'7KRJwV\OQo‰iWKxn5ޮ"B.PQ1]qJTT8p<;0;lX}9:%n|W4]QP)RNމ3pmi(ZxTw;}Ya77z`U]mDl#(IR1+ߎ?,4ɷΘU>CLCg%2|ONf3Ai` Zo| C\#kD .IjҰmP@m}KSr/y?uksjousn6-mwg+q@/*/:R `'FVMfW^(ǞIyJ"?Jk=osTs)|z}`O f|76ֽca 0VmW $ );\m8*JJQfQLe,{[nr;?S .$V3V/X wﺟiH;d{;Z\Z˄/o 3FNYCH1sXP2 $GjKЃrV ЦJt|j%&=vwX0Λ"[8VVA}9)4]BnW`-뛺B}6KHs޺]-(9T'_t!S$Ü8pTyyUdի9IPJE-P#qMQ[Y9AUc"+.e*[AHR2FAӑf-H;)hH 9>d։<}u)sQ"ڊR'AQ#v=dp"v2S@جGoF)g+adOVA[UΈ?R꒶]kok>z+D#g~4DӣΑi)-˜!ӿUWFٯq1R NHLjK~.R[kCzHt.dV{+X?|9pݡ-NNQT΍KcP(+B)!X!Cxd"Hjѝ=/trhM3IH!4OWiVA4R,#l6Rh{}xS-.TsI9ٗoYU;[cvL#RX4ŽD2J%@'?t=h74Pu/m7oF!G!Jm(cJI)!Iu)K8ԩTQY= mbS썶xJJtA3cXӺTC@'ة TOi>Rsv=A4R?