完成時(shí)間完成時(shí)間2012年5月16日光柵衍射實(shí)驗(yàn)的MATLAB仿真姓名吳帥系別、專業(yè)物理與電子信息工程系應(yīng)用物理專業(yè)導(dǎo)師姓名、職稱姚敏教授目錄TOC\o"1-5"\h\z摘要IABSTRACTII\o"CurrentDocument"引言1國內(nèi)外研究動態(tài)1理論依據(jù)2平面光柵衍射實(shí)驗(yàn)裝置2原理分析3MATLAB主程序的編寫6仿真圖形的用戶界面設(shè)計(jì)7光柵衍射現(xiàn)象的分析83.1縫數(shù)N對衍射條紋的影響83.2波長入對衍射條紋的影響103.3光柵常數(shù)d對衍射光強(qiáng)的影響12條紋缺級現(xiàn)象13\o"CurrentDocument"總結(jié)14\o"CurrentDocument"參考文獻(xiàn)16致謝17附錄18#附錄GUI界面的M文件封裝的主程序代碼functionvarargout=hg(varargin)%HGM-fileforhg.fig%HG,byitself,createsanewHGorraisestheexisting%singleton*.%%H=HGreturnsthehandletoanewHGorthehandleto%theexistingsingleton*.%%HG('CALLBACK',hObject,eventData,handles,...)callsthelocal%functionnamedCALLBACKinHG.Mwiththegiveninputarguments.%%HG('Property','Value',...)createsanewHGorraisesthe%existingsingleton*.Startingfromtheleft,propertyvaluepairsare%appliedtotheGUIbeforehg_OpeningFcngetscalled.An%unrecognizedpropertynameorinvalidvaluemakespropertyapplication%stop.Allinputsarepassedtohg_OpeningFcnviavarargin.%%*SeeGUIOptionsonGUIDE'sToolsmenu.Choose"GUIallowsonlyone%instancetorun(singleton)".%%Seealso:GUIDE,GUIDATA,GUIHANDLES%Edittheabovetexttomodifytheresponsetohelphg%LastModifiedbyGUIDEv2.521-May-201201:34:22%Begininitializationcode-DONOTEDITgui_Singleton=1;gui_State=struct('gui_Name',mfilename,...'gui_Singleton',gui_Singleton,...'gui_OpeningFcn',@hg_OpeningFcn,...'gui_OutputFcn',@hg_OutputFcn,...'gui_LayoutFcn',[],...'gui_Callback',[]);ifnargin&&ischar(varargin{1})gui_State.gui_Callback=str2func(varargin{1});endifnargout[varargout{1:nargout}]=gui_mainfcn(gui_State,varargin{:});elsegui_mainfcn(gui_State,varargin{:});end%Endinitializationcode-DONOTEDIT%Executesjustbeforehgismadevisible.functionhg_OpeningFcn(hObject,eventdata,handles,varargin)%Thisfunctionhasnooutputargs,seeOutputFcn.%hObjecthandletofigure%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%varargincommandlineargumentstohg(seeVARARGIN)%Choosedefaultcommandlineoutputforhgset(handles.edit4,'String',0.000005);set(handles.edit1,'String',1);set(handles.edit2,'String',600e-9);set(handles.edit3,'String',0.00001);handles.output=hObject;%Updatehandlesstructureguidata(hObject,handles);%UIWAITmakeshgwaitforuserresponse(seeUIRESUME)%uiwait(handles.figure1);%Outputsfromthisfunctionarereturnedtothecommandline.functionvarargout=hg_OutputFcn(hObject,eventdata,handles)%varargoutcellarrayforreturningoutputargs(seeVARARGOUT);%hObjecthandletofigure%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Getdefaultcommandlineoutputfromhandlesstructurevarargout{1}=handles.output;%Executesonslidermovement.functionslider1_Callback(hObject,eventdata,handles)%hObjecthandletoslider1(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Hints:get(hObject,'Value')returnspositionofslider%get(hObject,'Min')andget(hObject,'Max')todeterminerangeofsliderN=get(handles.slider1,'value');set(handles.edit1,'string',num2str(N));%Executesduringobjectcreation,aftersettingallproperties.functionslider1_CreateFcn(hObject,eventdata,handles)%hObjecthandletoslider1(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled%Hint:slidercontrolsusuallyhavealightgraybackground.ifisequal(get(hObject,'BackgroundColor'),get(0,'defaultUicontrolBackgroundColor'))set(hObject,'BackgroundColor',[.9.9.9]);end%Executesonslidermovement.functionslider2_Callback(hObject,eventdata,handles)%hObjecthandletoslider2(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Hints:get(hObject,'Value')returnspositionofslider%get(hObject,'Min')andget(hObject,'Max')todeterminerangeofsliderl=get(handles.slider2,'value');set(handles.edit2,'string',num2str(l));%Executesduringobjectcreation,aftersettingallproperties.functionslider2_CreateFcn(hObject,eventdata,handles)%hObjecthandletoslider2(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled%Hint:slidercontrolsusuallyhavealightgraybackground.ifisequal(get(hObject,'BackgroundColor'),get(0,'defaultUicontrolBackgroundColor'))set(hObject,'BackgroundColor',[.9.9.9]);end%Executesonslidermovement.functionslider3_Callback(hObject,eventdata,handles)%hObjecthandletoslider3(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Hints:get(hObject,'Value')returnspositionofslider%get(hObject,'Min')andget(hObject,'Max')todeterminerangeofsliderd=get(handles.slider3,'value');set(handles.edit3,'string',num2str(d));%Executesduringobjectcreation,aftersettingallproperties.functionslider3_CreateFcn(hObject,eventdata,handles)%hObjecthandletoslider3(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled%Hint:slidercontrolsusuallyhavealightgraybackground.ifisequal(get(hObject,'BackgroundColor'),get(0,'defaultUicontrolBackgroundColor'))set(hObject,'BackgroundColor',[.9.9.9]);end%Executesonbuttonpressinpushbutton1.functionpushbutton1_Callback(hObject,eventdata,handles)%hObjecthandletopushbutton1(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)N=str2num(get(handles.edit1,'String'));l=str2num(get(handles.edit2,'String'));d=str2num(get(handles.edit3,'String'));f=40;b=str2num(get(handles.edit4,'String'));x=linspace(-4*pi,4*pi,1000);forj=1:1000u=(pi*b/l)*(((x(j)/sqrt(x(j)人2+02))));Idan(j)=((sin(u)/u).人2);Iduo(j)=((sin(d*u*N/b)/sin(d*u/b)).人2);I(j)=Idan(j)*Iduo(j);endNCLevels=255;Ir=NCLevels*I;IG=NCLevels*Idan;IB=NCLevels*Iduo;axes(handles.axes1);colormap(gray(NCLevels));switchN%選擇相應(yīng)的標(biāo)頭case1image(x,Idan,IG)title('單縫衍射仿真結(jié)果')axes(handles.axes2);plot(x,Idan(:)/max(Idan));case2image(x,Iduo,IB)title('雙縫干涉仿真結(jié)果')axes(handles.axes2);plot(x,Iduo(:)/max(Iduo));otherwiseimage(x,I,Ir)title('光柵衍射仿真結(jié)果')axes(handles.axes2);plot(x,I(:)/max(I));end%Executesonbuttonpressinpushbutton2.functionpushbutton2_Callback(hObject,eventdata,handles)%hObjecthandletopushbutton2(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)closefunctionedit1_Callback(hObject,eventdata,handles)%hObjecthandletoedit1(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Hints:get(hObject,'String')returnscontentsofedit1astext%str2double(get(hObject,'String'))returnscontentsofedit1asadouble%Executesduringobjectcreation,aftersettingallproperties.functionedit1_CreateFcn(hObject,eventdata,handles)%hObjecthandletoedit1(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled%Hint:editcontrolsusuallyhaveawhitebackgroundonWindows.%SeeISPCandCOMPUTER.ifispc&&isequal(get(hObject,'BackgroundColor'),get(0,'defaultUicontrolBackgroundColor'))set(hObject,'BackgroundColor','white');endfunctionedit2_Callback(hObject,eventdata,handles)%hObjecthandletoedit2(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Hints:get(hObject,'String')returnscontentsofedit2astext%str2double(get(hObject,'String'))returnscontentsofedit2asadouble%Executesduringobjectcreation,aftersettingallproperties.functionedit2_CreateFcn(hObject,eventdata,handles)%hObjecthandletoedit2(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled%Hint:editcontrolsusuallyhaveawhitebackgroundonWindows.%SeeISPCandCOMPUTER.ifispc&&isequal(get(hObject,'BackgroundColor'),get(0,'defaultUicontrolBackgroundColor'))set(hObject,'BackgroundColor','white');endfunctionedit3_Callback(hObject,eventdata,handles)%hObjecthandletoedit3(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesstructurewithhandlesanduserdata(seeGUIDATA)%Hints:get(hObject,'String')returnscontentsofedit3astext%str2double(get(hObject,'String'))returnscontentsofedit3asadouble%Executesduringobjectcreation,aftersettingallproperties.functionedit3_CreateFcn(hObject,eventdata,handles)%hObjecthandletoedit3(seeGCBO)%eventdatareserved-tobedefinedinafutureversionofMATLAB%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled%Hint:editcontrolsusuallyhaveawhitebackgro