Fusion Targeted Prostate Biopsy Proves More Correct In Diagnosis Of Prostate Cancer

Producing higher-good quality images at optimum cycle occasions calls for a operating understanding of beam-steered image generation and laser’s interaction with plastic. The Dahle 142 guillotine 42″ paper cutter heavy-duty unit is designed for cutting poster board, mat board, foam mounting board, and other mediums. These gear are also used in the garment market for cutting a assortment of fabric. This machine can cut carbon steel very easily. Automatically uncover the tube center to guarantee the high precise cutting outcome. Laser is mostly used to reduce steel and other challenging metals and it is employed in all industrial units which manufacture iron and steel and it is also utilised in little custom shops. There is a good properly organized process as which is been used in metals with the support of laser cutting. The numerous advantages supplied by lasers have led to their usage in different laser cutting jobs. The light beams are used to cut a range of materials, such as carbon alloys, stainless steel, copper, aluminum, plastic, wood, ceramics and rubber. Industrial laser cutters have turn into well-known due to the ease of operation, convenience and versatility offered by them. Plasma cutting entails burning the components. For press brake forming, the sheet metal piece is positioned more than the die block. It is crucial that you choose a paper cutter with a cutting length or blade length that is equal to or longer than the largest sheet that you will need to have to cut. As the metal sheet is passed via the work stations each one particular alters the shape by cutting, forming or drawing the piece. Even so, understanding the outlines of the procedure itself can make owning and operating a laser-based machine a lot more rewarding. Needless to say, the tension spring should never be removed from a paper cutter. Cutting by means of the use of lasers can cut virtually at any angle and shape and through supplies that will otherwise be destroyed by other speak to-cutting tools. Plasma cutters demand a lot more energy and are able to reduce via thick metal plates. The aluminum laser reduce shapes and styles are utilized by designers of show systems. Additional enhancement clearly deals with the contemporary era and requires the proper equipment to perform laser and water jet cutting. Changeover time from sheet to sheet: time taken to transfer sheets from cutting table. Cutting Capability: Depending on the Fellowes machine you select, you will have the capability to cut a wide variety of material thickness from paper to foam board. There are properly made laser machines which apply laser creating system and the outcome is worth appreciating. The technological diversity and the higher vertical range of manufacturing enables PI to react flexibly to the industry improvement in laser technologies and to provide automation platforms for higher-precision and higher-throughput laser processing that address the needs of OEMs, integrators and end users: From single and multi-axis systems without beam deflection to very customized options where the motion of galvanometer scanners and the positioning systems have to be synchronized and are able to run simultaneously. 4. Higher Volume Manufacturing: The standard supply of steel tube is in six metre lengths, managing these lengths in standard factories was cumbersome. Due to its accuracy and efficiency, laser cutting is utilized to cut a wide range of materials. The laser cutting technique utilizes a non-contact strategy when cutting the material. It is ideal for cutting flexible semi-rigid and soft materials. For the prospective laser purchaser 1 wants to evaluate no matter whether this further production time is commensurate to the higher price, not only in the machine price tag, but also in the ongoing service and maintenance of operation. Etching is the procedure of marking material without cutting all the way through making use of reduced power. Traverse speed however can vary amongst machines irrespective of energy in kilowatts and fairly often when businesses speak about their machines being more quickly than others they are referring to traverse speed. The amount of energy that a tube can covert in this way is determined by elements including its volume, the amount of gas it contains, and the good quality of its a variety of supporting components. Unlike other mixture machines on the market your productivity for either tube or sheet is not compromised compared to committed single purpose laser machines. Tin snips are hand-tools for cutting sheet metal. Fine Plasma Cutting: For aluminum fabrication, fine plasma cutting delivers higher precision, low lead times, and sharper edges. No matter whether you are for group or individual sourcing, we will provide you with the latest technologies and the comprehensive information of Chinese suppliers like Sheet Cutting Machine factory list to enhance your sourcing efficiency in the business line of manufacturing & processing machinery.

All else getting equal, a CO2 laser tube of higher diameter will also produce more power, with the same relationship holding with regard to length. Grinders, circular saws and other hazardous cutting gear have been replaced with laser cutting machines that are get in touch with-significantly less so there are no pricey cutting edges to constantly preserve and replace. A single of the benefits of laser cutting is that cutting lubricants are no longer essential. Moreover, now it is seen that laser cutting is in its peak as it is employed in numerous fields and with time the importance of metals and its uses has been improved. That’s simply because this cutter has a laser that will show you specifically exactly where your paper will be reduce. Often this is a wire that hooks more than the blade’s handle other instances, the latch is a piece of metal that connects to the bottom of the handle. SafeCut LED: Normally deemed to be safer to the eyes than some of the laser systems that are out there. This is because there is a lot of wasted excess components when a component has to be reduce out of a block or bar of metal. Here, the sheet metal is placed between the bottom and prime tools of the punching machine. High production laser tube cutting machines cut round, rectangular, square or other standard tube profiles to satisfy a variety of tube cutting demands. At the same time, the strict assembly process ensures the stable operation of the machine with high precision. Major benefits of utilizing a Laser machine involves that, in this cutting technique the heat that the region is subjected to, is little. Laser cutting involves focusing a beam of laser light more than the sheer metal heating and subsequently burning the metal. We are right here to bring together China factories that provide manufacturing systems and machinery that are employed by processing industries such as but not limited to: laser cutting machine, cnc cutting machine, cnc machine. The simple use of this as the name recommended it helps in cutting all size and types of metals in correct or desired shape. Ophir offers a full variety of laser energy and power sensors measuring femtowatts to hundreds of kilowatts and picojoules to hundreds of joules. Laser tube cutting allows wonderful accuracy, with hardly any tool put on. It is a dual-purpose fiber laser machine that solves the dual cutting needs of sheet and pipe at one time. Some of the rewards of this advanced cutting method includes higher level of accuracy, greater precision, clean cuts, decreased contamination of workpiece, reduced energy consumption, requires minimal operator intervention and quicker operation. This is also one of the most versatile tactics for cutting or engraving complicated to basic designs on a piece of perform. Cutting is carried out by aiming the power developed by the higher-power laser at a modest portion of the object to be cut. After the finishing method, the sheet metal goes on to fulfill its subsequent objective. The precise quantity of power employed relies on the type of laser, what quantity is being reduce, the thickness of the material and as well the cutting rate. CypCut plane cutting computer software is a set of software specially created for the deep customization of the laser cutting business, straightforward to use, rich in functions, appropriate for different processing occasions. Wear and tear of the machine is an inevitable element of business machinery, and this applies to gear cutting CNC machines as well, which makes it hugely advantageous to obtain a machine with customer support, such as the availability of spare components. Laser machines and systems are utilised in a selection of applications and industries which includes the medical device business, aerospace, manufacturing, automotive, pharmaceutical, and electronic market. The largest benefit is that due to the high temperature along with high velocity of the gas, debris, slag or burrs are blown away from the reduce and this results in a cut that hardly necessitates any finishing, thus saving useful time and effort in the consequent processes. Rather, the total approach of cutting has not only become simpler but the task is accomplished at a much reduced time. With the light power developed by a 150 watt laser tube getting capable of slicing quickly through even reasonably thick sheets of challenging metal once intensified in this way, this stage is each bit as essential as the others. The report gives deep expertise of historical details, forecasts, firm profiles, technologies, market place drivers, marketplace trends and associated parameters inside the Ltcc Laser Processing Technique Sector.

During stamping, a portion of the metal sheet is raised when using a die. Starting in Blacksmiths shops with forge welding, shielded metal arc welding is probably the commonest kind of welding employed nowadays as effectively as the semi and fully automated processes such as gas metal arc welding (MIG) and flux-cored arc welding and as the technologies advances ever onwards so as well does the welding systems such as laser beam welding and electron beam welding. Also as of today the expertise essential for owning a laser and plasma cutting machine has considerably decreased with technologies bridging the gap amongst professional operators and beginners. Utilizing lasers to reduce tubes and pipes has been a practice given that the 1970s but, these days it is becoming applied to several other manufacturing processes. Its main positive aspects are high accuracy, good quality cuts, high processing speed, low deformation of the cut out material and ability to reduce tiny holes and modest material (as small as 1m in size). Even though tubes can be relatively pricey even relative to the buy prices of they machines they are fitted to, most will provide thousands of hours of service without fail. There is a massive range of machines that are supported, making it beneficial for any variety of Sheet Metal manufacturer. Laser tube cutting machine basically total your laser gear, enabling proficient operating of your devices. Laser cutting with a CO2 lasers finish is excellent in comparison to processes such as oxy or plasma. Gen-Fab supplies laser cutting, basic fabrication, and specialized laser welding service inside UK. Aluminum, stainless steel, and other people forms of metal are utilized to generate a element for a larger piece, some thing that can be employed to produce an end solution, or the finish product itself. Like the Neutron, the Proton trimmer cuts up to ten sheets at a time, and has the identical security-minded blade changing technique. Higher-tech industrial laser cutters are crucial for flat metal sheets or any structural or piping materials. In truth, laser cutting can cut just about any type of material with exceptionally high level of accuracy and tight tolerance. Meanwhile, an electronic show can guide your through the complete cutting approach. CNC tube cutter machine can reduce variety types of material such as all the metal plates. Eurolaser cutting equipment from Germany patterned soon after Switzerland?s platform is integrated with American lasers. International Marketplace Analysis Report on Laser Tube Cutting Machines Market 2016 is a skilled and in-depth comprehensive study on the current state of the Laser Tube Cutting Machines worldwide. The brands and models offered guarantee heavy-duty construction and durability and are specific to give you a clean, straight cut each and every time with no remaining paper burrs. They can also reduce and fold paper, and even add numbers to it. Since each and every machine is different, you will require to read the owner’s manual to find out how to operate your distinct device. This frequently-overlooked feature is excellent for cutting larger stacks of paper with ten sheets or much more. The truth is that the bought services and materials have turn out to be 1 of the significant components of the expense for an LED tube supplier. Laser cutting additionally permits manufactures to reduce little diameter holes with sophisticated detail and wonderful edge good quality in either sheet, plate, tube or box section. The clamp will help to hold your paper from shifting in the course of the cutting procedure. Formax is an market leader in the style and manufacturing of paper processing equipment for the office atmosphere to large mailcenters. The laser-cutting approach cannot be employed for all sorts of metals. Let’s appear at a couple of disadvantages of laser cutting leather. Laser marking can create considerable savings in decreased manufacturing and tooling expenses elimination of secondary processes and consumable disposal and lowered inventory expense, high quality-handle fees, and maintenance downtime. We offer a tube bending and rolling service, laser cutting and sheet metal function in all sizes and forms. There are really two main positive aspects of laser cutting technology that makes it so popular. Laser Cutting is a strategy that is utilized in contemporary day and has been a excellent example for the next step in technologies. A couple of examples of such advantages are a reduction in total function time, precision high quality work, clean and silent operate, as well as other positive aspects.

Often a small company that specialises in this kind of function is recognized as a fabrication shop, but it need to be noted that in most instances the person components and metalworking activities will overlap with machine shop function and sheet metal engineering or sheet metal perform. As critical as the availability of spare components is the size of the cutting table when it comes to gear cutting CNC machines, given that a badly sized cutting table would lead to lesser production, with the industry thereby ending up with fewer merchandise on the shelf. These presses are huge powerful machines that could simply sever fingers, or otherwise injure a careless worker. The report offers deep information of historical details, forecasts, organization profiles, technologies, market drivers, market place trends and connected parameters inside the Laser Tube Cutting Machines Business. Ponce wheels are generally sold in art and craft provide shops and they appear just like mini pizza cutters. A lot of these laser-cutting systems are high precision equipments. Blunt surface: NO.2D cold soon after the heat remedy, pickling, the material is soft, the surface was silver white luster, for deep drawing processing, such as automotive components, water pipes and so on. Getting chosen the appropriate thickness and grade for your project, you can now have your stainless steel sheet custom reduce. The manufacturing method of these sheets includes them, initial being rolled to right size and thickness, then annealed and pickled and lastly passivated by passing the sheet 1 final time in between some hugely polished rollers. Not all components require the exact same quantity of laser power (the price at which energy is delivered by the light). If you are in the marketplace for a rotary paper trimmer or guillotine cutter, you should really visit They carry the full line of Fellowes paper trimmers and cutters. Light Sheet Fluorescence Microscopy (LSFM), also called Single Plane Illumination Microscopy (SPIM ) is a quite powerful microscopy technologies for gentle in vivo imaging offering low phototoxicity and quickly image acquisition. Mechanical and metal laser cutting are two most frequently and extensively utilized cutting processes of nowadays. UT Southwestern’s early adoption of the cutting-edge technology permitted researchers to report on the superior diagnostic efficiency of this novel strategy compared to traditional techniques for diagnosing prostate cancer. With this method, specialists can use laser cutting, punching, press brake forming, shearing, and welding to generate virtually something from this super-thin and flexible metal item. Get a demonstration of laser engraving and cutting systems so you can determine on the table size and tube wattage that you will require to generate the projects you think you’ll be operating with. Apart from metal sheet cutting, it also supports cutting of round tube, square tube, rectangular tube, elliptical tube, waist tube, D-shaped tube, hexagonal tube, shaped tube, etc. Laser Cutting uses a focused light and normally an help gas to burn material (generally metal) into a shape which can then undergo further manufacturing processes such as pressing or countersinking. No matter what variety of CNC cutting machine that is being employed, these machines are usually self contained units and can remove, by themselves, a lot of security troubles. 1 of the items that make these cutters stand out is that every unit has a laser that aids you get the most accurate cut attainable. This is due to the burnt smell when laser cutting the leather. Plasma exists only at quite high temperatures and is utilised by plasma cutting systems to reduce electrically-conductive metals extremely neatly and really rapidly. Precision sheet metal fabrication is simpler with a laser. You can either set up a meeting with these experts or you can e-mail them for ideas and advice on the ideal laser cutting components and approaches. The limitations of laser cutting incorporate becoming a lot more costly with higher volumes of perform compared to stamping. The AutoSeal® FD 2084, combined with a laser printer and stress seal types, creates a safe, time saving and efficient remedy for paper processing. PI Ceramic offers a wealth of expertise in the manufacturing of piezoceramic materials, components, and actuators. I passionate to share my expertise concerning high quality laser cutting machines for your market. Throughout welding, there are two metal sheets that are attached in order to make a bigger structure.

An instance of laser technology in soft components is for making holes in the nipples that are utilised for child bottles. Arm cutters, they cut by a blade that is enjoined to an arm where the operator applies the cutting force. The cutting has high degrees of automation and flexibility and gives an ease of integration with other automated systems. PI provides common and custom high vacuum compatible positioning systems for supplies study with high-power X-rays. Careful handling, sufficient premises: PI does not only have the needed gear for the qualification of materials, components and final products, but also has many years of expertise with regard to HV und UHV positioning systems. Laser cutter routers that are pc-driven can cut each and every letter precisely, capturing each and every detail of the chosen style. A CNC Plasma Cutter combines the special power of plasma with the efficiency, accuracy and speed of CNC (Pc Numerically Controlled) application. These workers take pieces of sheet metal reduce into shapes by laser, and bend them in a press to make a variety of parts and mechanisms. You need to have to know what the biggest size piece or item is that you’ll be operating with, what components you are going to be utilizing, how several products you will be doing at a time and what your price range will be. CNC tube cutting machine can reduce tubes distortion-freely in any kind of hardness when it is combined with computer and cutting table with each other. Laser cutting is preferred by a lot of people as its correct, has a very modest kerf width, yields outstanding reduce high quality, and has a little heat impact zone. A single type of cutting is referred to as shearing, which is utilized to reduce bigger pieces into smaller sized ones utilizing the method of shear anxiety on a cutting machine. The firm will not require further time to make cuts for thicker supplies, and the projects will run much more smoothly To discover more about laser cutter steel, contact a vendor right now. Guillotine paper cutters come with a latch at the front of the cutter that locks the blade in the closed position. When cutting bigger stacks of paper, it can often be challenging to avoid the dreaded fanning effect. CNC water jet cutting is just another form of metal fabrication machines that can offer precise and detailed cuts. After the laser cuts cool down, the workers can use the materials in their projects and offer the completed merchandise to the customers more quickly. Optical device cutting technology in addition permits manufactures to reduce and design sophisticated shapes with out the necessity for tooling and at an identical or faster speed than option cutting methods. If you are hunting for a higher quality paper cutter or trimmer for your home or office you ought to actually pay a visit to They carry a enormous selection of Guillotine Paper Cutters and Rotary Paper Trimmers at excellent prices. Yes – every manufacturer is not the reseller – ultimately they are responsible for the machine and tooling is the crucial component of it. Furthermore at times, like for tube bending tools it is not just the way for simple installation of tooling on the machine but the question of fine adjustments. The laser beam is typically .2mm (.008inches) in diameter at the cutting surface, with a energy of 1000-2000 watts. Sheet metal fabrication is excellent for detailing and precision cutting. They are authorities on laser cutting of acrylic, textiles, fabric, plastic, paper, pressure-sensitive adhesives, Mylar, veneers, wood, and Plexiglas. 17 in Science Translational Medicine, presents clinical findings about how one particular new program for femtosecond laser-assisted cataract surgery is not only safe but also cuts circles in lens capsules that are 12 instances far more precise than those achieved by the classic technique, as effectively as leaving edges that are twice as powerful in the remaining capsule, which serves as a pocket in which the surgeon locations the plastic replacement lens. PI is a supplier of technologically sophisticated drive elements and high-precision positioners and also provides all levels of integration for engineered subsystems. Most of the sheet manufacturing industries need high speed cutting and an ongoing method of high top quality goods. Even so, cutting thick foam sheets will outcome in much slower production time than cutting thin layers. It can be utilised for cutting a host of materials like specific metals, plastic, rubber, wood and ceramic. Many times in the professional planet and the inventive market, there is the require to cut paper material rapidly and precisely.

You should also ensure that the cutting head is situated properly because some machines won’t operate if it really is out of location for safety reasons. Numerous metal fabrication industries use laser cutting approach to speed up its metal cutting capacity. In abrasive cutting, grinders or saws are utilized to reduce via sheet metal. Many organizations right now now rely extensively on machines that use laser beams to cut or engrave any of different components. This is exactly where laser cutting comes into picture. They have an impressive list of each traditional and novel laser cutting materials. Steel profiles in UK involve the simple as well as technologically advanced tools in the method of cutting steel properly. When cutting large stacks of paper, you may possibly want to spot a piece of mat board or something related between the paper clamp and the actual pages of your document, as occasionally the stress that is exerted can leave marks on the prime sheet. The said manufacturing systems are valuable in cutting out symbols and logos in a cost powerful manner. Whether that signifies paying a bit more for a 150 watt laser tube that will cut more rapidly or saving funds with a less-powerful part that boasts an especially long lifetime, focusing on these two fundamental problems will almost usually assist. TIG Welding is typically used to weld non-ferrous metals such as magnesium, copper alloys and aluminium and thin sections of stainless steel and as the method gives the skilled welder higher manage over the weld it has some positive aspects more than MIG welding in that it can create even larger top quality and stronger welds. As a outcome you can be assured that the damage caused by heat will be drastically decreased during the cutting procedure. In most of the standard processes there are massive amounts of heat generated that turns supplies shapeless. The gear inside ranges from modest three-D printers to big industrial machines such as an additive metal 3-D printer that uses powdered stainless steel to print components, an optical scanner that effectively digitizes real life objects, enabling reverse engineering, and a continuous fiber three-D printer that is capable of depositing strands of carbon fiber, fiberglass or Kevlar inside three-D-printed components, to add considerable strength. There are graphic designers of laser cutting businesses that can set up any file to make it ready for laser cutting. The reports strive to serve the general study requirement of customers for 2011-2021 worldwide and Chinese Ltcc Laser Processing Method industry. This is a hugely accurate strategy of cutting metal tube and has many positive aspects over traditional “sawing” methods. With the advancement of technology, sheet metal cutting is carried out with the support of Computer Numerical Control Lasers or with the support of Laptop Numerical Manage punch press. Using either a guillotine, laser cutter, or waterjet cutting machine you are able to cut some very complicated shapes with precision accuracy. Materials investigation has paid a significant contribution as the outcomes have, for instance, optimized processing approaches. If you are looking for the proper paper cutter or trimmer for your home or workplace, you may well have discovered that there are a surprising quantity of characteristics to think about for such a seemingly basic tool. Granty double driving structure with high damping bed is of goodrigidy, make sure higher cutting speed and higher acceleration cutting result. If one learns to use layout tools, the process of shaping metal sheet for diverse purposes will become very effortless. Initial off, there is the acrylic fan guard that keeps fingers and hands well away from the cutting blade at all times. Tough to manipulate, robust metals are simply cut and shaped employing a laser cutter. Really few machines will be ready to accept tubes that exceed a particular length. Two sizes of regular stack paper cutters are available, a 17” stack paper cutter and an 18” stack paper cutter The 17” model is an 87 lb, rectangular-shaped manual machine that is capable of cutting by means of stacks of 20 lb paper of 360 sheets at a time. Optical device cutting presents a specific quantity of blessings over plasma cutting as this approach is a lot more precise and utilizes significantly less energy while slicing steel and metal sheets. This fiber laser cutting machine has a completely enclosed protective cover, an exchange table, and a tube cutting device attachment.

Fellowes tends to make 4 of the greatest paper trimmers on the marketplace, and in this write-up we will discover these machines and their various capabilities. Hafendorfer Machine has the capabilities to generate a wide range of precision machining, sheet metal fabrication, welding, laser cutting, bending & forming, secondary processing & assembly (anodizing, chrome plating, and so on) and custom style & engineering. Since there is a direct make contact with among the actual surface and blades of cutting machine, it final results in a lot of wear-tear and creation of rough edges which required to be smoothen out to impart a correct finishing touch to the metal. Additional, these equipment are also used for craft making, lithography and welding metal sheets. In a lot of instances, a specific laser machine will be able to accept tubes of a range of power levels, so pondering about the related trade-offs will be valuable. The piezoceramic supplies can be adapted individually to perfectly fit the later use of the piezo elements. In reality each parties are correct as you need to have to be economic capable of taking on the initial investment of one particular of these machines as nicely as have the foresight to view how it will improve your production process. five. Formed or bent tubes can’t be cut on a classic tube laser cutting machine as the chucks only cater for straight tubes. Sheet metal can be straightened by using a grip at either side of the sheet and stretching it. The sheet metal machinery and tools employed to do this are in a position to pull the sheet metal beyond its elastic limit enabling it to come out flat. It can also be created from a variety of materials such as brass and stainless steel. Choose a paper cutter or trimmer from makers such as GBC, Swingline, Fellowes, Premier, Dahle, Akiles, Tamerica and Challenge. The paper cutter must not be utilised till the spring has been repaired or replaced. Tube laser cutting operates on a multi-axis basis where the tube is rotated by a big chuck and the laser then cuts the needed holes, apertures and profiles. Excellent quality, competitive prices, short delivery times make Italian tools the potent competitor even against the Asian goods. With 26 years machine R&D & manufacturing experience, Tianchen machine group produced wonderful achievements in metal laser cutter intelligent gear field. Which sort of guiding technique PI utilizes in its products depends on parameters such as travel variety, essential precision, load, lifetime, and ambient circumstances. This tends to make them specifically appropriate for reference applications in metrology, for microscopic processes, for interferometry or in inspection systems for semiconductor chip production. Even though a hammer and knife, or axe can be employed to reduce sheet steel, it is unsafe and it is highly discouraged from employing that technique. Most lasers that are utilized in sector and commerce are primarily based about gas-filled tubes where carbon dioxide, nitrogen, and other supplies enable for this phenomenon to happen. CO2 lasers can be mounted on different distinct motion systems from little desktop units for modest perform, to enormous gantry systems for cutting large plates, to robot arms for 3D cutting. A power station, also commonly recognized as powerhouse, energy plant, or an industrial facility for creating electric power is recognized to contain generators or rotating machines which can effortlessly and effortlessly convert mechanical power to electrical energy. Understanding how the laser works is the hardest element about laser cutting, but that will be the least of your worries as soon as that is taken care of. I believe anything is attainable with the use of a laser and generating leather goods is just a single of the several positive aspects of this beautiful machine. 3D laser cutting is also offered for components with exclusive hole geometries and CNC laser cutting is obtainable for creating curves and producing complex 3D structures. Accurweld also has resources for laser cutting and powder coating…No mattern what your particular demands are Accurweld has you covered. Laser cutting bekerja dengan mengarahkan output dari daya laser tinggi, pada material yang akan dipotong. This cutter is safe and effortless to use, and is high-good quality, just like all of Dahle’s merchandise. Hence laser cutting solutions are more precise and quicker than any other cutting technologies. In most situations the source files for the application models can be fed into the steel fabrication machines that then execute excellent real life versions of the virtual objects.

tube laser cutting machine for sale 

Leave a Reply

Your email address will not be published. Required fields are marked *